# Building permits at 409 3rd St SW, Washington, DC 27 permits on record here. The newest, Aug 31: Plumbing permit, no description from the city. Within a quarter mile, the city has issued 42 more permits (35 projects) since May 1. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Aug 31, 2026 | Plumbing | | Not listed | [P2611402](https://nearbypermits.com/washington-dc/permit/P2611402/) | | Aug 31, 2026 | Alteration or repair | First Floor Retail Space Demolition | Not listed | [B2607134](https://nearbypermits.com/washington-dc/permit/B2607134/) | | Mar 27, 2026 | Electrical | | Not listed | [E2606967](https://nearbypermits.com/washington-dc/permit/E2606967/) | | Mar 26, 2026 | Alteration or repair | CFA / H Minor Interior Modifications of Tenant Space | Not listed | [B2602855](https://nearbypermits.com/washington-dc/permit/B2602855/) | | Mar 23, 2026 | Electrical | | Not listed | [E2606819](https://nearbypermits.com/washington-dc/permit/E2606819/) | | Mar 13, 2026 | Alteration or repair | CFA / H Minor Interior Alterations to Tenant Space | Not listed | [B2602857](https://nearbypermits.com/washington-dc/permit/B2602857/) | | Jul 21, 2025 | Electrical | | Not listed | [E2511350](https://nearbypermits.com/washington-dc/permit/E2511350/) | | Jul 18, 2025 | Mechanical (HVAC) | | Not listed | [M2504054](https://nearbypermits.com/washington-dc/permit/M2504054/) | | Jul 9, 2025 | Plumbing | Plumbing trade Permit | Not listed | [P2509005](https://nearbypermits.com/washington-dc/permit/P2509005/) | | Jul 9, 2025 | Electrical | Electrical Trade Permit | Not listed | [E2510776](https://nearbypermits.com/washington-dc/permit/E2510776/) | | May 29, 2025 | Electrical | | Not listed | [E2509266](https://nearbypermits.com/washington-dc/permit/E2509266/) | | Mar 25, 2025 | Alteration or repair | Commission of fine arts jurisdiction area scope of work includes modification of tenant space only (modification of existing interior partitions, lighting, furniture, and power). Existing building egress$ fire rating not changed. | Not listed | [B2503393](https://nearbypermits.com/washington-dc/permit/B2503393/) | | Mar 25, 2025 | Alteration or repair | Commission of fine arts jurisdiction area scope of work includes modification of tenant space only (upgrade of existing interior partitions, modification of existing lighting). Existing building egress$ fire rating not changed. | Not listed | [B2502889](https://nearbypermits.com/washington-dc/permit/B2502889/) | | Mar 20, 2025 | Plumbing | | Not listed | [P2505207](https://nearbypermits.com/washington-dc/permit/P2505207/) | | Feb 27, 2025 | Electrical | | Not listed | [E2505687](https://nearbypermits.com/washington-dc/permit/E2505687/) | | Feb 20, 2025 | Electrical | | Not listed | [E2505376](https://nearbypermits.com/washington-dc/permit/E2505376/) | | Feb 13, 2025 | Plumbing | | Not listed | [P2503932](https://nearbypermits.com/washington-dc/permit/P2503932/) | | Jan 29, 2025 | Mechanical (HVAC) | | Not listed | [M2501536](https://nearbypermits.com/washington-dc/permit/M2501536/) | | Jan 28, 2025 | Electrical | | Not listed | [E2504576](https://nearbypermits.com/washington-dc/permit/E2504576/) | | Jan 14, 2025 | Alteration or repair | Commission of Fine Arts jurisdiction area Interior office renovation, no plumbing | Not listed | [B2501470](https://nearbypermits.com/washington-dc/permit/B2501470/) | | Jan 14, 2025 | Alteration or repair | Commission of fine arts jurisdiction area scope of work includes modification of tenant space only (upgrade of existing interior partitions, removal of existing raised access flooring, and replacement of existing ceiling system). Existing building egress$ fire rating not changed. | Not listed | [B2500838](https://nearbypermits.com/washington-dc/permit/B2500838/) | | Jul 17, 2024 | Electrical | | Not listed | [E2410307](https://nearbypermits.com/washington-dc/permit/E2410307/) | | Jul 12, 2024 | Plumbing | | Not listed | [P2408247](https://nearbypermits.com/washington-dc/permit/P2408247/) | | Jul 11, 2024 | Electrical | | Not listed | [E2410066](https://nearbypermits.com/washington-dc/permit/E2410066/) | | Jul 11, 2024 | Alteration or repair | Commission of Fine Arts jurisdiction area Interior Office Buildout | Not listed | [B2405210](https://nearbypermits.com/washington-dc/permit/B2405210/) | | Jun 28, 2024 | Electrical | Electrical Trade Permit | Not listed | [E2409678](https://nearbypermits.com/washington-dc/permit/E2409678/) | | Jun 5, 2024 | Alteration or repair | Commission of fine arts jurisdiction area scope of work includes improvement of tenant space only (new interior partitions, wall and floor finishes, ceiling work, mechanical, lighting, and fire alarm devices) existing building egress fire rating not changed. | Not listed | [B2404972](https://nearbypermits.com/washington-dc/permit/B2404972/) | ## Within ¼ mi since May 1, 2026 42 permits in the circle. From our copy of the city's data (last 24 months). ### This block (250 to 1,000 ft), 30 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Oct 2, 2026 | [425 3rd St SW](https://nearbypermits.com/washington-dc/address/425-3rd-st-sw/) | 370 ft S | Plumbing | | Not listed | [P2700083](https://nearbypermits.com/washington-dc/permit/P2700083/) | | Oct 2, 2026 | [395 E St SW](https://nearbypermits.com/washington-dc/address/395-e-st-sw/) | 520 ft SW | Electrical | | Not listed | [E2700072](https://nearbypermits.com/washington-dc/permit/E2700072/) | | Sep 23, 2026 | [475 School St SW](https://nearbypermits.com/washington-dc/address/475-school-st-sw/) | 880 ft W | Electrical | | Not listed | [E2613249](https://nearbypermits.com/washington-dc/permit/E2613249/) | | Sep 22, 2026 | [425 3rd St SW](https://nearbypermits.com/washington-dc/address/425-3rd-st-sw/) | 370 ft S | Alteration or repair | New layout for a general dentist office | Not listed | [B2607195](https://nearbypermits.com/washington-dc/permit/B2607195/) | | Sep 17, 2026 | [300 E St SW](https://nearbypermits.com/washington-dc/address/300-e-st-sw/) | 640 ft S | Fire systems | Install access control door hardware on stairwell doors to interlock with existing fire alarm system. | Not listed | [B2608226](https://nearbypermits.com/washington-dc/permit/B2608226/) | | Sep 9, 2026 | [400 Virginia Ave SW](https://nearbypermits.com/washington-dc/address/400-virginia-ave-sw/) | 710 ft W | Electrical | | Not listed | [E2612734](https://nearbypermits.com/washington-dc/permit/E2612734/) | | Aug 12, 2026 | [400 Virginia Ave SW](https://nearbypermits.com/washington-dc/address/400-virginia-ave-sw/) | 710 ft W | Electrical | | Not listed | [E2611850](https://nearbypermits.com/washington-dc/permit/E2611850/) | | Sep 1, 2026 | [275 G St SW 101](https://nearbypermits.com/washington-dc/address/275-g-st-sw-101/) | 990 ft S | Alteration or repair | Interior alteration and repair to existing kitchen only | Not listed | [B2608285](https://nearbypermits.com/washington-dc/permit/B2608285/) | | Aug 18, 2026 | [400 Virginia Ave SW](https://nearbypermits.com/washington-dc/address/400-virginia-ave-sw/) | 710 ft W | Plumbing | | Not listed | [P2610978](https://nearbypermits.com/washington-dc/permit/P2610978/) | | Aug 12, 2026 | [400 C St SW](https://nearbypermits.com/washington-dc/address/400-c-st-sw/) | 780 ft NW | Alteration or repair | Proposed work includes limited demolition of non-bearing interior partitions, interior cabinets and millwork, exterior store signage, removal of existing equipment and finishes (used by previous tenant), eliminating existing plumbing connections to solon sink (used by previous tenant). Proposed new | Not listed | [B2605191](https://nearbypermits.com/washington-dc/permit/B2605191/) | | Aug 11, 2026 | [400 Virginia Ave SW](https://nearbypermits.com/washington-dc/address/400-virginia-ave-sw/) | 710 ft W | Alteration or repair | Cfa / h full floor tenant. Project scope includes interior alteration of existing tenant office suite. Tenant fit-out to include demolition of existing partitions; and construction of new partitions, doors, and millwork. New electrical work to modify lighting and power to reflect new plan. All elect | Not listed | [B2607028](https://nearbypermits.com/washington-dc/permit/B2607028/) | | Jul 28, 2026 | [300 E St SW](https://nearbypermits.com/washington-dc/address/300-e-st-sw/) | 640 ft S | Electrical | | Not listed | [E2611326](https://nearbypermits.com/washington-dc/permit/E2611326/) | | Jul 22, 2026 | [300 E St SW](https://nearbypermits.com/washington-dc/address/300-e-st-sw/) | 640 ft S | Electrical | | Not listed | [EG2604463](https://nearbypermits.com/washington-dc/permit/EG2604463/) | | Jun 15, 2026 | [300 E St SW](https://nearbypermits.com/washington-dc/address/300-e-st-sw/) | 640 ft S | Electrical | | Not listed | [E2609895](https://nearbypermits.com/washington-dc/permit/E2609895/) | | Jun 13, 2026 | [300 E St SW](https://nearbypermits.com/washington-dc/address/300-e-st-sw/) | 640 ft S | Electrical | | Not listed | [E2609857](https://nearbypermits.com/washington-dc/permit/E2609857/) | | Jul 27, 2026 | [375 E St SW](https://nearbypermits.com/washington-dc/address/375-e-st-sw/) | 400 ft SW | Electrical | | Not listed | [E2611271](https://nearbypermits.com/washington-dc/permit/E2611271/) | | Jul 14, 2026 | [300 E St SW](https://nearbypermits.com/washington-dc/address/300-e-st-sw/) | 640 ft S | Alteration or repair | 9Th floor - enclosing afterburner room with walls and two doors. Doors to be equipped with electronic access control (card readers), push to open button and electric strikes with fail safe function in a case of emergency (connected to fire alarm). | Not listed | [B2606834](https://nearbypermits.com/washington-dc/permit/B2606834/) | | Jul 6, 2026 | [300 E St SW](https://nearbypermits.com/washington-dc/address/300-e-st-sw/) | 640 ft S | Sign | Proposed exterior vinyl artwork adhered to existing building | Not listed | [SG2600232](https://nearbypermits.com/washington-dc/permit/SG2600232/) | | Jun 16, 2026 | [333 E St SW](https://nearbypermits.com/washington-dc/address/333-e-st-sw/) | 360 ft S | Plumbing | | Not listed | [P2608758](https://nearbypermits.com/washington-dc/permit/P2608758/) | | Jun 5, 2026 | [475 School St SW](https://nearbypermits.com/washington-dc/address/475-school-st-sw/) | 880 ft W | Plumbing | | Not listed | [P2608397](https://nearbypermits.com/washington-dc/permit/P2608397/) | | Jun 2, 2026 | [475 School St SW](https://nearbypermits.com/washington-dc/address/475-school-st-sw/) | 880 ft W | Plumbing | | Not listed | [P2608253](https://nearbypermits.com/washington-dc/permit/P2608253/) | | Jun 1, 2026 | [300 E St SW](https://nearbypermits.com/washington-dc/address/300-e-st-sw/) | 640 ft S | Sign | (TEMPORARY SIGNS TO BE INSTALLED FOR NO MORE THAN 6 MONTHS) Vinyl exterior signs for NASA Freedom 250 Celebration | Not listed | [SG2600206](https://nearbypermits.com/washington-dc/permit/SG2600206/) | | May 30, 2026 | [475 School St SW](https://nearbypermits.com/washington-dc/address/475-school-st-sw/) | 880 ft W | Mechanical (HVAC) | | Not listed | [M2603206](https://nearbypermits.com/washington-dc/permit/M2603206/) | | May 26, 2026 | [300 E St SW](https://nearbypermits.com/washington-dc/address/300-e-st-sw/) | 640 ft S | Plumbing | | Not listed | [P2608005](https://nearbypermits.com/washington-dc/permit/P2608005/) | | May 19, 2026 | [333 E St SW](https://nearbypermits.com/washington-dc/address/333-e-st-sw/) | 360 ft S | Electrical | | Not listed | [E2608914](https://nearbypermits.com/washington-dc/permit/E2608914/) | | May 17, 2026 | [395 E St SW](https://nearbypermits.com/washington-dc/address/395-e-st-sw/) | 520 ft SW | Electrical | | Not listed | [E2608833](https://nearbypermits.com/washington-dc/permit/E2608833/) | | May 14, 2026 | [395 E St SW](https://nearbypermits.com/washington-dc/address/395-e-st-sw/) | 520 ft SW | Electrical | | Not listed | [E2608795](https://nearbypermits.com/washington-dc/permit/E2608795/) | | May 8, 2026 | [475 School St SW](https://nearbypermits.com/washington-dc/address/475-school-st-sw/) | 880 ft W | Electrical | Electrical Trade Permit | Not listed | [E2608528](https://nearbypermits.com/washington-dc/permit/E2608528/) | | May 7, 2026 | [300 E St SW](https://nearbypermits.com/washington-dc/address/300-e-st-sw/) | 640 ft S | Alteration or repair | Revision to b2502424- interior alteration of existing tenant space to include modifications of furniture panels to accommodate additional workspaces. The 8th floor scope includes large multipurpose room for meetings, training and presentations. Project includes relocation and installation of existin | Not listed | [B2602132](https://nearbypermits.com/washington-dc/permit/B2602132/) | | May 6, 2026 | [475 School St SW](https://nearbypermits.com/washington-dc/address/475-school-st-sw/) | 880 ft W | Alteration or repair | This project involves an interior tenant fit-out of the fourth and fifth floors of an office building to education (E) use. The total area of renovation on the two floors is 25,832 sf. The project level 3 alteration with a partial change in use. Fourth and fifth floor include renovations to layout w | Not listed | [B2410499](https://nearbypermits.com/washington-dc/permit/B2410499/) | ### Farther (1,000 ft to ¼ mi), 12 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 29, 2026 | [211 G St SW](https://nearbypermits.com/washington-dc/address/211-g-st-sw/) | 0.23 mi SE | Roofing | Remove and replace the existing roof system with new single ply membrane system. The roof is being replace over 211, 213, 215, 217, and 219 G Street due to the fact that this roof is one roof and can not be done over only one unit. | Not listed | [B2607368](https://nearbypermits.com/washington-dc/permit/B2607368/) | | Aug 25, 2026 | [608 4th Pl SW](https://nearbypermits.com/washington-dc/address/608-4th-pl-sw/) | 0.23 mi SW | Electrical | | Not listed | [E2612271](https://nearbypermits.com/washington-dc/permit/E2612271/) | | Aug 7, 2026 | [608 4th Pl SW](https://nearbypermits.com/washington-dc/address/608-4th-pl-sw/) | 0.23 mi SW | Electrical | | Not listed | [E2611666](https://nearbypermits.com/washington-dc/permit/E2611666/) | | Aug 25, 2026 | [606 4th Pl SW](https://nearbypermits.com/washington-dc/address/606-4th-pl-sw/) | 0.23 mi SW | Alteration or repair | Remove existing sunroom and install a new sunroom | Not listed | [B2606633](https://nearbypermits.com/washington-dc/permit/B2606633/) | | Aug 13, 2026 | [213 G St SW 132](https://nearbypermits.com/washington-dc/address/213-g-st-sw-132/) | 0.22 mi SE | Fence, wall or deck | section of the deteriorated fence will be removed and replaced, and the yard will be enclosed with a new fence, including a gate. | Not listed | [F2600818](https://nearbypermits.com/washington-dc/permit/F2600818/) | | Jun 22, 2026 | [411 G St SW](https://nearbypermits.com/washington-dc/address/411-g-st-sw/) | 0.25 mi SW | Mechanical (HVAC) | | Not listed | [M2603563](https://nearbypermits.com/washington-dc/permit/M2603563/) | | Jun 22, 2026 | [525 School St SW](https://nearbypermits.com/washington-dc/address/525-school-st-sw/) | 0.21 mi W | Electrical | | Not listed | [E2610105](https://nearbypermits.com/washington-dc/permit/E2610105/) | | Jun 4, 2026 | [350 G St SW N315](https://nearbypermits.com/washington-dc/address/350-g-st-sw-n315/) | 0.25 mi S | Plumbing | | Not listed | [P2608336](https://nearbypermits.com/washington-dc/permit/P2608336/) | | May 22, 2026 | [350 G St SW N314](https://nearbypermits.com/washington-dc/address/350-g-st-sw-n314/) | 0.25 mi S | Plumbing | | Not listed | [GF2603236](https://nearbypermits.com/washington-dc/permit/GF2603236/) | | May 20, 2026 | [350 G St SW N505](https://nearbypermits.com/washington-dc/address/350-g-st-sw-n505/) | 0.25 mi S | Plumbing | | Not listed | [PP2603199](https://nearbypermits.com/washington-dc/permit/PP2603199/) | | May 20, 2026 | [350 G St SW N411](https://nearbypermits.com/washington-dc/address/350-g-st-sw-n411/) | 0.25 mi S | Plumbing | | Not listed | [P2607863](https://nearbypermits.com/washington-dc/permit/P2607863/) | | May 14, 2026 | [500 E St SW](https://nearbypermits.com/washington-dc/address/500-e-st-sw/) | 0.20 mi SW | Electrical | | Not listed | [E2608762](https://nearbypermits.com/washington-dc/permit/E2608762/) | ## Zoning requests nearby There are no zoning requests on file within ¼ mi. Washington's feed was last read Oct 9. ## More on this street Other addresses on 3rd St SW with permits, nearest house number first: - [425 3rd St SW](https://nearbypermits.com/washington-dc/address/425-3rd-st-sw/): newest permit Oct 2, 2026 - [614 3rd St SW](https://nearbypermits.com/washington-dc/address/614-3rd-st-sw/): newest permit Feb 20, 2026 - [620 3rd St SW 111](https://nearbypermits.com/washington-dc/address/620-3rd-st-sw-111/): newest permit Jan 12, 2026 - [622 3rd St SW 112](https://nearbypermits.com/washington-dc/address/622-3rd-st-sw-112/): newest permit Sep 17, 2025 - [713 3rd St SW 607](https://nearbypermits.com/washington-dc/address/713-3rd-st-sw-607/): newest permit Apr 28, 2025 - [729 3rd St SW 411](https://nearbypermits.com/washington-dc/address/729-3rd-st-sw-411/): newest permit Jul 28, 2025 - [761 3rd St SW 704](https://nearbypermits.com/washington-dc/address/761-3rd-st-sw-704/): newest permit Aug 20, 2026 - [810 3rd St SW](https://nearbypermits.com/washington-dc/address/810-3rd-st-sw/): newest permit Feb 19, 2026 - [814 3rd St SW 214](https://nearbypermits.com/washington-dc/address/814-3rd-st-sw-214/): newest permit Dec 16, 2024 - [816 3rd St SW 213](https://nearbypermits.com/washington-dc/address/816-3rd-st-sw-213/): newest permit Dec 13, 2025 --- Source: DC Department of Buildings permit data (https://opendata.dc.gov/datasets/7296e6392349498bb6ba6ba3db836644_18), District of Columbia, CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Checked 2026-10-10 07:27 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ Zoning requests come from the DC Office of Zoning cases (https://opendata.dc.gov/datasets/9ba1e2cc61144042bdde83b8c68f2580), DC Office of Zoning, CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). We read it Oct 9, 19:48 UTC. Map, all 27 permits at this address and 42 nearby: https://nearbypermits.com/washington-dc/address/409-3rd-st-sw/