# Building permits at 3555 Appleton St NW, Washington, DC Five permits on record here. The newest, Jan 20: Plumbing trade Permit. Within a quarter mile, the city has issued 70 more permits (66 projects) since May 1. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Jan 20, 2026 | Plumbing | Plumbing trade Permit | Not listed | [P2603789](https://nearbypermits.com/washington-dc/permit/P2603789/) | | Jan 13, 2026 | Mechanical (HVAC) | Mechanical trade Permit | Not listed | [M2601235](https://nearbypermits.com/washington-dc/permit/M2601235/) | | Dec 29, 2025 | Electrical | Electrical Trade Permit | Not listed | [E2603871](https://nearbypermits.com/washington-dc/permit/E2603871/) | | Dec 18, 2025 | Electrical | Electrical Trade Permit | Not listed | [E2603527](https://nearbypermits.com/washington-dc/permit/E2603527/) | | Dec 17, 2025 | Alteration or repair | Basement renovation including demolition, new framing, insulation, drywall, flooring, electrical, plumbing, HVAC, and finishes. Work includes new laundry area, dry bar, built-ins, and replacement windows | Not listed | [B2600585](https://nearbypermits.com/washington-dc/permit/B2600585/) | ## Within ¼ mi since May 1, 2026 70 permits in the circle. From our copy of the city's data (last 24 months). ### Next door (under 250 ft), 1 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Jun 12, 2026 | [3547 Appleton St NW](https://nearbypermits.com/washington-dc/address/3547-appleton-st-nw/) | 65 ft E | Plumbing | | Not listed | [PP2603696](https://nearbypermits.com/washington-dc/permit/PP2603696/) | ### This block (250 to 1,000 ft), 41 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 25, 2026 | [3566 Alton Pl NW](https://nearbypermits.com/washington-dc/address/3566-alton-pl-nw/) | 860 ft S | Mechanical (HVAC) | | Not listed | [M2605331](https://nearbypermits.com/washington-dc/permit/M2605331/) | | Sep 24, 2026 | [4501 Connecticut Ave NW](https://nearbypermits.com/washington-dc/address/4501-connecticut-ave-nw/) | 910 ft E | Electrical | | Not listed | [E2613262](https://nearbypermits.com/washington-dc/permit/E2613262/) | | Sep 23, 2026 | [4501 Connecticut Ave NW](https://nearbypermits.com/washington-dc/address/4501-connecticut-ave-nw/) | 910 ft E | Plumbing | | Not listed | [P2612175](https://nearbypermits.com/washington-dc/permit/P2612175/) | | Sep 22, 2026 | [4400 35th St NW](https://nearbypermits.com/washington-dc/address/4400-35th-st-nw/) | 940 ft S | Electrical | | Not listed | [E2613214](https://nearbypermits.com/washington-dc/permit/E2613214/) | | Sep 13, 2026 | [4400 35th St NW](https://nearbypermits.com/washington-dc/address/4400-35th-st-nw/) | 940 ft S | Electrical | | Not listed | [E2612891](https://nearbypermits.com/washington-dc/permit/E2612891/) | | Sep 22, 2026 | [3564 Alton Pl NW](https://nearbypermits.com/washington-dc/address/3564-alton-pl-nw/) | 840 ft S | Electrical | | Not listed | [E2613173](https://nearbypermits.com/washington-dc/permit/E2613173/) | | Aug 10, 2026 | [3564 Alton Pl NW](https://nearbypermits.com/washington-dc/address/3564-alton-pl-nw/) | 840 ft S | Electrical | | Not listed | [E2611718](https://nearbypermits.com/washington-dc/permit/E2611718/) | | Sep 22, 2026 | [3633 Appleton St NW](https://nearbypermits.com/washington-dc/address/3633-appleton-st-nw/) | 980 ft W | Alteration or repair | Renovation of existing kitchen, renovation of two existing bathrooms, creating of new laundry room on 2nd floor | Not listed | [B2608814](https://nearbypermits.com/washington-dc/permit/B2608814/) | | Sep 18, 2026 | [4400 35th St NW](https://nearbypermits.com/washington-dc/address/4400-35th-st-nw/) | 940 ft S | Mechanical (HVAC) | | Not listed | [M2605228](https://nearbypermits.com/washington-dc/permit/M2605228/) | | Sep 16, 2026 | [4400 35th St NW](https://nearbypermits.com/washington-dc/address/4400-35th-st-nw/) | 940 ft S | Alteration or repair | Interior renovation of existing single family dwelling(sfd). New kitchen, flooring, drywall, wood trim, paint.service HVAC and clean ducts. Replace plumbing/electrical fixtures with new in same location. | Not listed | [B2608451](https://nearbypermits.com/washington-dc/permit/B2608451/) | | Sep 11, 2026 | [4435 35th St NW](https://nearbypermits.com/washington-dc/address/4435-35th-st-nw/) | 680 ft SE | Plumbing | | Not listed | [P2611793](https://nearbypermits.com/washington-dc/permit/P2611793/) | | Sep 11, 2026 | [3566 Alton Pl NW](https://nearbypermits.com/washington-dc/address/3566-alton-pl-nw/) | 860 ft S | Electrical | | Not listed | [E2612872](https://nearbypermits.com/washington-dc/permit/E2612872/) | | Jul 27, 2026 | [3566 Alton Pl NW](https://nearbypermits.com/washington-dc/address/3566-alton-pl-nw/) | 860 ft S | Electrical | | Not listed | [E2611257](https://nearbypermits.com/washington-dc/permit/E2611257/) | | Sep 11, 2026 | [4501 Connecticut Ave NW](https://nearbypermits.com/washington-dc/address/4501-connecticut-ave-nw/) | 910 ft E | Alteration or repair | INTERIOR WORK ONLY REPAIR & REPLACE THE BELOW ITEMS IN THE E.M.R Replace the elevator #1-3 mainline disconnects, Replace the 110v cab light disconnects, Replace lights and GFIs in EMR and Pit, Install (2) sump pumps. | Not listed | [B2607692](https://nearbypermits.com/washington-dc/permit/B2607692/) | | Aug 31, 2026 | [4417 36th St NW](https://nearbypermits.com/washington-dc/address/4417-36th-st-nw/) | 760 ft SW | Plumbing | | Not listed | [P2611380](https://nearbypermits.com/washington-dc/permit/P2611380/) | | Aug 28, 2026 | [4400 35th St NW](https://nearbypermits.com/washington-dc/address/4400-35th-st-nw/) | 940 ft S | Plumbing | | Not listed | [P2611341](https://nearbypermits.com/washington-dc/permit/P2611341/) | | Aug 28, 2026 | [3518 Alton Pl NW](https://nearbypermits.com/washington-dc/address/3518-alton-pl-nw/) | 780 ft S | Mechanical (HVAC) | | Not listed | [M2604763](https://nearbypermits.com/washington-dc/permit/M2604763/) | | Aug 27, 2026 | [4600 Connecticut Ave NW 101](https://nearbypermits.com/washington-dc/address/4600-connecticut-ave-nw-101/) | 470 ft NE | Electrical | | Not listed | [E2612360](https://nearbypermits.com/washington-dc/permit/E2612360/) | | Aug 27, 2026 | [4600 Connecticut Ave NW 101](https://nearbypermits.com/washington-dc/address/4600-connecticut-ave-nw-101/) | 470 ft NE | Alteration or repair | INTERIOR WORK ONLY REPAIR & REPLACE THE BELOW ITEMS IN THE E.M.R Replace the elevator mainline disconnects, Replace the 110v cab light disconnects, Replace lights and GFIs in EMR and Pits, Replace EMR Door, Replace pit access ladders. | Not listed | [B2608297](https://nearbypermits.com/washington-dc/permit/B2608297/) | | Aug 21, 2026 | [4400 35th St NW](https://nearbypermits.com/washington-dc/address/4400-35th-st-nw/) | 940 ft S | Other | | Not listed | [BP2605119](https://nearbypermits.com/washington-dc/permit/BP2605119/) | | Aug 18, 2026 | [4501 Connecticut Ave NW](https://nearbypermits.com/washington-dc/address/4501-connecticut-ave-nw/) | 910 ft E | Alteration or repair | Level 2 Type Alteration to existing Apartment Building Lobby, work Area is approximately 1200 square feet. Replace in kind existing Storefront and add new vestibule with associated Structure and MEP. Re-Clad underside of existing canopy and replace lights. New HVAC with associated Electrical. New Pa | Not listed | [B2607677](https://nearbypermits.com/washington-dc/permit/B2607677/) | | Aug 17, 2026 | [4514 Connecticut Ave NW](https://nearbypermits.com/washington-dc/address/4514-connecticut-ave-nw/) | 520 ft E | Mechanical (HVAC) | | Not listed | [M2604570](https://nearbypermits.com/washington-dc/permit/M2604570/) | | Aug 12, 2026 | [3501 Alton Pl NW](https://nearbypermits.com/washington-dc/address/3501-alton-pl-nw/) | 740 ft SE | Fence, wall or deck | I am seeking to install a fence that borders my entire property. Starting at the midpoint of the house, I plan to extend a fence west and east from the house to the respective western and eastern property lines. From that point north toward the alley, I will run a 7 foot tall wooden privacy fence. T | Not listed | [F2600069](https://nearbypermits.com/washington-dc/permit/F2600069/) | | Aug 10, 2026 | [3564 Alton Pl NW](https://nearbypermits.com/washington-dc/address/3564-alton-pl-nw/) | 840 ft S | Other | | Not listed | [BP2604845](https://nearbypermits.com/washington-dc/permit/BP2604845/) | | Jul 27, 2026 | [3566 Alton Pl NW](https://nearbypermits.com/washington-dc/address/3566-alton-pl-nw/) | 860 ft S | Other | | Not listed | [BP2604543](https://nearbypermits.com/washington-dc/permit/BP2604543/) | | Jul 2, 2026 | [3509 Alton Pl NW](https://nearbypermits.com/washington-dc/address/3509-alton-pl-nw/) | 680 ft S | Alteration or repair | Remove and replace 6 windows, renewal by andersen, no structural changes, no widening of existing openings | Not listed | [B2607051](https://nearbypermits.com/washington-dc/permit/B2607051/) | | Jul 1, 2026 | [4500 Connecticut Ave NW](https://nearbypermits.com/washington-dc/address/4500-connecticut-ave-nw/) | 640 ft SE | Alteration or repair | Revision to B2305649 to revise the unit numbers that will undergo the split renovation. The existing apartment building is 9 stories above grade. There are 119 existing dwelling units within the building. Th eproject includes the interior renovation of 9 dewlling units: 204, 314, 404, 604, 614, 701, | Not listed | [B2601734](https://nearbypermits.com/washington-dc/permit/B2601734/) | | Jun 25, 2026 | [4444 Connecticut Ave NW 703](https://nearbypermits.com/washington-dc/address/4444-connecticut-ave-nw-703/) | 840 ft SE | Mechanical (HVAC) | | Not listed | [MP2603965](https://nearbypermits.com/washington-dc/permit/MP2603965/) | | Jun 22, 2026 | [4444 Connecticut Ave NW 407](https://nearbypermits.com/washington-dc/address/4444-connecticut-ave-nw-407/) | 840 ft SE | Plumbing | | Not listed | [P2608945](https://nearbypermits.com/washington-dc/permit/P2608945/) | | Jun 22, 2026 | [3519 Albemarle St NW](https://nearbypermits.com/washington-dc/address/3519-albemarle-st-nw/) | 320 ft S | Addition | New addition and renovation to an existing balcony at the northeast corner of the property. A newpre-fabricated sun room will be constructed. 2Nd floor framing will be upgraded to carry the weight of the new structure | Not listed | [B2604464](https://nearbypermits.com/washington-dc/permit/B2604464/) | | Jun 16, 2026 | [3503 Albemarle St NW](https://nearbypermits.com/washington-dc/address/3503-albemarle-st-nw/) | 490 ft SE | Electrical | | Not listed | [E2609968](https://nearbypermits.com/washington-dc/permit/E2609968/) | | Jun 15, 2026 | [4500 Connecticut Ave NW](https://nearbypermits.com/washington-dc/address/4500-connecticut-ave-nw/) | 640 ft SE | Alteration or repair | The existing apartment building is 9 stories above grade. There are 119 existing dwelling units within the building. The project includes the interior renovation of dwelling unit 108. The renovated unit shall be split into two units resulting in a total of 1 new dwelling unit. This is a level 2 alte | Not listed | [B2400149](https://nearbypermits.com/washington-dc/permit/B2400149/) | | Jun 9, 2026 | [3550 Albemarle St NW](https://nearbypermits.com/washington-dc/address/3550-albemarle-st-nw/) | 560 ft SW | Electrical | | Not listed | [E2609668](https://nearbypermits.com/washington-dc/permit/E2609668/) | | Jun 9, 2026 | [3550 Albemarle St NW](https://nearbypermits.com/washington-dc/address/3550-albemarle-st-nw/) | 560 ft SW | Other | | Not listed | [BP2603609](https://nearbypermits.com/washington-dc/permit/BP2603609/) | | Jun 4, 2026 | [4607 Connecticut Ave NW](https://nearbypermits.com/washington-dc/address/4607-connecticut-ave-nw/) | 710 ft NE | Electrical | | Not listed | [E2609484](https://nearbypermits.com/washington-dc/permit/E2609484/) | | Jun 3, 2026 | [4501 Connecticut Ave NW](https://nearbypermits.com/washington-dc/address/4501-connecticut-ave-nw/) | 910 ft E | Plumbing | | Not listed | [P2608271](https://nearbypermits.com/washington-dc/permit/P2608271/) | | May 26, 2026 | [3620 Appleton St NW](https://nearbypermits.com/washington-dc/address/3620-appleton-st-nw/) | 650 ft W | Alteration or repair | Remove and replace 4 windows, renewal by andersen, no structural changes, no widening of existing openings | Not listed | [B2606068](https://nearbypermits.com/washington-dc/permit/B2606068/) | | May 22, 2026 | [3564 Alton Pl NW](https://nearbypermits.com/washington-dc/address/3564-alton-pl-nw/) | 840 ft S | Addition | Addition of two new exterior walls to create new vestibule on top of existing porch. No plumbing or HVAC work. | Not listed | [B2605537](https://nearbypermits.com/washington-dc/permit/B2605537/) | | May 18, 2026 | [4501 Connecticut Ave NW](https://nearbypermits.com/washington-dc/address/4501-connecticut-ave-nw/) | 910 ft E | Sign | Replace in Kind Sign Panel only of Monumental Sign to correct text from "AVALON" to "The Albemarle" on existing sign. | Not listed | [SG2600179](https://nearbypermits.com/washington-dc/permit/SG2600179/) | | May 16, 2026 | [3609 Appleton St NW](https://nearbypermits.com/washington-dc/address/3609-appleton-st-nw/) | 630 ft W | Electrical | | Not listed | [E2608827](https://nearbypermits.com/washington-dc/permit/E2608827/) | | May 12, 2026 | [3609 Albemarle St NW](https://nearbypermits.com/washington-dc/address/3609-albemarle-st-nw/) | 700 ft SW | Electrical | | Not listed | [E2608664](https://nearbypermits.com/washington-dc/permit/E2608664/) | ### Farther (1,000 ft to ¼ mi), 28 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 21, 2026 | [4536 Reno Rd NW](https://nearbypermits.com/washington-dc/address/4536-reno-rd-nw/) | 0.23 mi W | Mechanical (HVAC) | | Not listed | [M2605246](https://nearbypermits.com/washington-dc/permit/M2605246/) | | Sep 11, 2026 | [4625 Reno Rd NW](https://nearbypermits.com/washington-dc/address/4625-reno-rd-nw/) | 0.20 mi NW | Plumbing | | Not listed | [P2611775](https://nearbypermits.com/washington-dc/permit/P2611775/) | | Sep 9, 2026 | [3222 Davenport St NW](https://nearbypermits.com/washington-dc/address/3222-davenport-st-nw/) | 0.21 mi NE | Electrical | Electrical Trade Permit | Not listed | [E2612767](https://nearbypermits.com/washington-dc/permit/E2612767/) | | Sep 4, 2026 | [3215 Chesapeake St NW](https://nearbypermits.com/washington-dc/address/3215-chesapeake-st-nw/) | 0.19 mi NE | Alteration or repair | Remove and replace 10 windows, renewal by andersen, no structural changes, no widening of existing openings | Not listed | [B2608824](https://nearbypermits.com/washington-dc/permit/B2608824/) | | Sep 1, 2026 | [4625 Reno Rd NW](https://nearbypermits.com/washington-dc/address/4625-reno-rd-nw/) | 0.20 mi NW | Mechanical (HVAC) | | Not listed | [M2604881](https://nearbypermits.com/washington-dc/permit/M2604881/) | | Aug 30, 2026 | [3644 Alton Pl NW](https://nearbypermits.com/washington-dc/address/3644-alton-pl-nw/) | 0.23 mi SW | Other | | Not listed | [BP2605264](https://nearbypermits.com/washington-dc/permit/BP2605264/) | | Aug 29, 2026 | [4400 Connecticut Ave NW](https://nearbypermits.com/washington-dc/address/4400-connecticut-ave-nw/) | 0.21 mi SE | Plumbing | | Not listed | [P2611367](https://nearbypermits.com/washington-dc/permit/P2611367/) | | Aug 13, 2026 | [4707 Connecticut Ave NW 404](https://nearbypermits.com/washington-dc/address/4707-connecticut-ave-nw-404/) | 0.19 mi N | Plumbing | | Not listed | [P2610797](https://nearbypermits.com/washington-dc/permit/P2610797/) | | Aug 13, 2026 | [3222 Davenport St NW](https://nearbypermits.com/washington-dc/address/3222-davenport-st-nw/) | 0.21 mi NE | Alteration or repair | Replace failing portion of existing concrete floor slab inside of Primary Dwelling Unit with new concrete floor slab. Interior work only. No electrical, mechanical or plumbing work. No change to building footprint, height, or use. | Not listed | [B2607127](https://nearbypermits.com/washington-dc/permit/B2607127/) | | Aug 10, 2026 | [3636 Alton Pl NW](https://nearbypermits.com/washington-dc/address/3636-alton-pl-nw/) | 0.21 mi SW | Plumbing | | Not listed | [P2610675](https://nearbypermits.com/washington-dc/permit/P2610675/) | | Aug 10, 2026 | [3636 Alton Pl NW](https://nearbypermits.com/washington-dc/address/3636-alton-pl-nw/) | 0.21 mi SW | Mechanical (HVAC) | | Not listed | [M2604465](https://nearbypermits.com/washington-dc/permit/M2604465/) | | Jul 28, 2026 | [4425 Reno Rd NW](https://nearbypermits.com/washington-dc/address/4425-reno-rd-nw/) | 0.24 mi SW | Alteration or repair | Installation of 5 Push Piers to stabilize existing foundation - No change to exterior foot print. | Not listed | [B2607037](https://nearbypermits.com/washington-dc/permit/B2607037/) | | Jul 23, 2026 | [3655 Alton Pl NW](https://nearbypermits.com/washington-dc/address/3655-alton-pl-nw/) | 0.24 mi SW | Plumbing | | Not listed | [P2610064](https://nearbypermits.com/washington-dc/permit/P2610064/) | | Jul 22, 2026 | [3511 Davenport St NW 302](https://nearbypermits.com/washington-dc/address/3511-davenport-st-nw-302/) | 0.23 mi N | Elevator | replaces safeties on elevator #1 with hollister whitney model 480 safetities | Not listed | [ER2602047](https://nearbypermits.com/washington-dc/permit/ER2602047/) | | Jul 20, 2026 | [3222 Davenport St NW](https://nearbypermits.com/washington-dc/address/3222-davenport-st-nw/) | 0.21 mi NE | Mechanical (HVAC) | | Not listed | [M2604022](https://nearbypermits.com/washington-dc/permit/M2604022/) | | Jul 14, 2026 | [3631 Alton Pl NW](https://nearbypermits.com/washington-dc/address/3631-alton-pl-nw/) | 0.20 mi SW | Fence, wall or deck | We are replacing an existing chain-linked fence with a wooden fence running along the west side of our backyard. It's 76 feet in length. It will include an entry gate. | Not listed | [F2600625](https://nearbypermits.com/washington-dc/permit/F2600625/) | | Jul 6, 2026 | [3222 Davenport St NW](https://nearbypermits.com/washington-dc/address/3222-davenport-st-nw/) | 0.21 mi NE | Alteration or repair | Revision to building permit #b2601309: minor reconfiguration of a.d.u building footprint at south end of structure. New roof overhang over previously-permitted patio on east side of a.d.u. Added window to south a.d.u elevation. Gas fireplace eliminated from a.d.u. No change to previously-permitted l | Not listed | [B2605351](https://nearbypermits.com/washington-dc/permit/B2605351/) | | Jun 29, 2026 | [3630 Albemarle St NW](https://nearbypermits.com/washington-dc/address/3630-albemarle-st-nw/) | 0.22 mi SW | Alteration or repair | Remove and replace 14 windows and 2 doors, renewal by andersen, no structural changes, no widening of existing openings | Not listed | [B2606943](https://nearbypermits.com/washington-dc/permit/B2606943/) | | Jun 22, 2026 | [3205 Davenport St NW](https://nearbypermits.com/washington-dc/address/3205-davenport-st-nw/) | 0.24 mi NE | Electrical | | Not listed | [E2610118](https://nearbypermits.com/washington-dc/permit/E2610118/) | | Jun 16, 2026 | [4707 Connecticut Ave NW 214](https://nearbypermits.com/washington-dc/address/4707-connecticut-ave-nw-214/) | 0.19 mi N | Plumbing | | Not listed | [P2608783](https://nearbypermits.com/washington-dc/permit/P2608783/) | | Jun 16, 2026 | [4707 Connecticut Ave NW 214](https://nearbypermits.com/washington-dc/address/4707-connecticut-ave-nw-214/) | 0.19 mi N | Electrical | | Not listed | [E2609965](https://nearbypermits.com/washington-dc/permit/E2609965/) | | Jun 15, 2026 | [3534 Yuma St NW](https://nearbypermits.com/washington-dc/address/3534-yuma-st-nw/) | 0.21 mi S | Electrical | | Not listed | [E2609865](https://nearbypermits.com/washington-dc/permit/E2609865/) | | May 26, 2026 | [3534 Yuma St NW](https://nearbypermits.com/washington-dc/address/3534-yuma-st-nw/) | 0.21 mi S | Electrical | | Not listed | [E2609105](https://nearbypermits.com/washington-dc/permit/E2609105/) | | May 26, 2026 | [3215 Chesapeake St NW](https://nearbypermits.com/washington-dc/address/3215-chesapeake-st-nw/) | 0.19 mi NE | Alteration or repair | Remove and replace 12 windows, renewal by andersen, no structural changes, no widening of existing openings | Not listed | [B2606063](https://nearbypermits.com/washington-dc/permit/B2606063/) | | May 14, 2026 | [4538 Reno Rd NW](https://nearbypermits.com/washington-dc/address/4538-reno-rd-nw/) | 0.23 mi W | Electrical | | Not listed | [E2608780](https://nearbypermits.com/washington-dc/permit/E2608780/) | | May 6, 2026 | [4707 Connecticut Ave NW 214](https://nearbypermits.com/washington-dc/address/4707-connecticut-ave-nw-214/) | 0.19 mi N | Alteration or repair | This project consists of constructing a new full bathroom within the existing footprint of the bedroom inside the condominium unit. The scope includes installing new non-load-bearing partition walls to enclose the space, a walk-in shower with built-in niche, toilet, vanity, and associated plumbing f | Not listed | [B2603606](https://nearbypermits.com/washington-dc/permit/B2603606/) | | May 4, 2026 | [4461 Connecticut Ave NW](https://nearbypermits.com/washington-dc/address/4461-connecticut-ave-nw/) | 0.23 mi SE | Mechanical (HVAC) | | Not listed | [M2602808](https://nearbypermits.com/washington-dc/permit/M2602808/) | | May 4, 2026 | [4461 Connecticut Ave NW](https://nearbypermits.com/washington-dc/address/4461-connecticut-ave-nw/) | 0.23 mi SE | Electrical | | Not listed | [E2608340](https://nearbypermits.com/washington-dc/permit/E2608340/) | --- Source: DC Department of Buildings permit data (https://opendata.dc.gov/datasets/7296e6392349498bb6ba6ba3db836644_18), CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Checked 2026-10-05 20:05 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ Map, all 5 permits at this address and 70 nearby: https://nearbypermits.com/washington-dc/address/3555-appleton-st-nw/