# Building permits at 331 I St SE, Washington, DC Two permits on record here. The newest, Oct 28, 2025: Installing a roof mounted solar with a capacity of: 4.950 kw dc stc. Within a quarter mile, the city has issued 47 more permits (42 projects) since May 1. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Oct 28, 2025 | Solar | Installing a roof mounted solar with a capacity of: 4.950 kw dc stc, 3.800 kw ac | Not listed | [SOL2504762](https://nearbypermits.com/washington-dc/permit/SOL2504762/) | | Oct 28, 2025 | Electrical | | Not listed | [E2601072](https://nearbypermits.com/washington-dc/permit/E2601072/) | ## Within ¼ mi since May 1, 2026 47 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 | |---|---|---|---|---|---|---| | Sep 1, 2026 | [313 I St SE](https://nearbypermits.com/washington-dc/address/313-i-st-se/) | 100 ft W | Mechanical (HVAC) | | Not listed | [M2604888](https://nearbypermits.com/washington-dc/permit/M2604888/) | ### This block (250 to 1,000 ft), 19 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 23, 2026 | [200 I St SE](https://nearbypermits.com/washington-dc/address/200-i-st-se/) | 570 ft NW | Sign | Replacement panel in existing blade sign "Child and Family Services Agency" | Not listed | [SG2600331](https://nearbypermits.com/washington-dc/permit/SG2600331/) | | Sep 20, 2026 | [308 L St SE](https://nearbypermits.com/washington-dc/address/308-l-st-se/) | 530 ft S | Plumbing | | Not listed | [P2612064](https://nearbypermits.com/washington-dc/permit/P2612064/) | | Sep 18, 2026 | [950 4th St SE](https://nearbypermits.com/washington-dc/address/950-4th-st-se/) | 290 ft SE | Solar | Address is under Historic Preservation review of District-owned properties; Install roof mounted PV solar with 9 modules at 3.96kW DC | Not listed | [SOL2602724](https://nearbypermits.com/washington-dc/permit/SOL2602724/) | | Sep 11, 2026 | [419 G St SE](https://nearbypermits.com/washington-dc/address/419-g-st-se/) | 820 ft NE | Alteration or repair | Replace flat roof with TPO membrane | Not listed | [B2608839](https://nearbypermits.com/washington-dc/permit/B2608839/) | | Sep 3, 2026 | [1000 New Jersey Ave SE](https://nearbypermits.com/washington-dc/address/1000-new-jersey-ave-se/) | 990 ft W | Mechanical (HVAC) | | Not listed | [M2604950](https://nearbypermits.com/washington-dc/permit/M2604950/) | | Aug 4, 2026 | [1000 New Jersey Ave SE](https://nearbypermits.com/washington-dc/address/1000-new-jersey-ave-se/) | 990 ft W | Mechanical (HVAC) | | Not listed | [M2604361](https://nearbypermits.com/washington-dc/permit/M2604361/) | | Sep 2, 2026 | [950 4th St SE](https://nearbypermits.com/washington-dc/address/950-4th-st-se/) | 290 ft SE | Electrical | | Not listed | [E2612550](https://nearbypermits.com/washington-dc/permit/E2612550/) | | Jul 21, 2026 | [402 G St SE](https://nearbypermits.com/washington-dc/address/402-g-st-se/) | 900 ft N | Alteration or repair | The project involves the interior renovation of a 2-story attached single-family home. The scope of work includes installation of a transom window, removal of a load-bearing wall, and a kitchen renovation with plumbing & electrical modifications. | Not listed | [B2607343](https://nearbypermits.com/washington-dc/permit/B2607343/) | | Jun 17, 2026 | [503 G St SE](https://nearbypermits.com/washington-dc/address/503-g-st-se/) | 890 ft NE | Plumbing | Plumbing trade Permit | Not listed | [P2608820](https://nearbypermits.com/washington-dc/permit/P2608820/) | | Jun 16, 2026 | [308 L St SE](https://nearbypermits.com/washington-dc/address/308-l-st-se/) | 530 ft S | Other | | Not listed | [B2401373-EXT-3](https://nearbypermits.com/washington-dc/permit/B2401373-EXT-3/) | | Jun 12, 2026 | [932 4th St SE](https://nearbypermits.com/washington-dc/address/932-4th-st-se/) | 350 ft SE | Plumbing | | Not listed | [P2608672](https://nearbypermits.com/washington-dc/permit/P2608672/) | | Jun 8, 2026 | [1000 New Jersey Ave SE](https://nearbypermits.com/washington-dc/address/1000-new-jersey-ave-se/) | 990 ft W | Plumbing | | Not listed | [P2608451](https://nearbypermits.com/washington-dc/permit/P2608451/) | | May 25, 2026 | [1000 New Jersey Ave SE](https://nearbypermits.com/washington-dc/address/1000-new-jersey-ave-se/) | 990 ft W | Plumbing | | Not listed | [P2607977](https://nearbypermits.com/washington-dc/permit/P2607977/) | | Jun 6, 2026 | [509 G St SE](https://nearbypermits.com/washington-dc/address/509-g-st-se/) | 930 ft NE | Electrical | | Not listed | [E2609586](https://nearbypermits.com/washington-dc/permit/E2609586/) | | Jun 4, 2026 | [509 G St SE](https://nearbypermits.com/washington-dc/address/509-g-st-se/) | 930 ft NE | Mechanical (HVAC) | | Not listed | [M2603286](https://nearbypermits.com/washington-dc/permit/M2603286/) | | Jun 3, 2026 | [1011 4th St SE](https://nearbypermits.com/washington-dc/address/1011-4th-st-se/) | 400 ft S | Plumbing | | Not listed | [P2608300](https://nearbypermits.com/washington-dc/permit/P2608300/) | | May 28, 2026 | [509 G St SE](https://nearbypermits.com/washington-dc/address/509-g-st-se/) | 930 ft NE | Plumbing | | Not listed | [P2608105](https://nearbypermits.com/washington-dc/permit/P2608105/) | | May 11, 2026 | [300 G St SE](https://nearbypermits.com/washington-dc/address/300-g-st-se/) | 880 ft N | Electrical | Electrical Trade Permit | Not listed | [E2608534](https://nearbypermits.com/washington-dc/permit/E2608534/) | | May 4, 2026 | [509 G St SE](https://nearbypermits.com/washington-dc/address/509-g-st-se/) | 930 ft NE | Alteration or repair | In the capitol hill historic district interior renovation of 3-story row house and rear fence replacemen | Not listed | [B2602240](https://nearbypermits.com/washington-dc/permit/B2602240/) | ### Farther (1,000 ft to ¼ mi), 27 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 30, 2026 | [534 6th St SE](https://nearbypermits.com/washington-dc/address/534-6th-st-se/) | 0.24 mi NE | Plumbing | Plumbing trade Permit | Not listed | [P2612365](https://nearbypermits.com/washington-dc/permit/P2612365/) | | Sep 30, 2026 | [506 4th St SE](https://nearbypermits.com/washington-dc/address/506-4th-st-se/) | 0.23 mi N | Plumbing | | Not listed | [P2612364](https://nearbypermits.com/washington-dc/permit/P2612364/) | | Sep 30, 2026 | [534 6th St SE](https://nearbypermits.com/washington-dc/address/534-6th-st-se/) | 0.24 mi NE | Mechanical (HVAC) | Mechanical trade Permit | Not listed | [M2605395](https://nearbypermits.com/washington-dc/permit/M2605395/) | | Sep 28, 2026 | [1100 New Jersey Ave SE](https://nearbypermits.com/washington-dc/address/1100-new-jersey-ave-se/) | 0.21 mi SW | Electrical | | Not listed | [E2613355](https://nearbypermits.com/washington-dc/permit/E2613355/) | | Sep 3, 2026 | [1100 New Jersey Ave SE](https://nearbypermits.com/washington-dc/address/1100-new-jersey-ave-se/) | 0.21 mi SW | Electrical | | Not listed | [E2612617](https://nearbypermits.com/washington-dc/permit/E2612617/) | | Aug 31, 2026 | [1100 New Jersey Ave SE](https://nearbypermits.com/washington-dc/address/1100-new-jersey-ave-se/) | 0.21 mi SW | Electrical | | Not listed | [E2612433](https://nearbypermits.com/washington-dc/permit/E2612433/) | | Sep 21, 2026 | [627 G St SE](https://nearbypermits.com/washington-dc/address/627-g-st-se/) | 0.24 mi NE | Plumbing | | Not listed | [P2612096](https://nearbypermits.com/washington-dc/permit/P2612096/) | | Sep 11, 2026 | [627 G St SE](https://nearbypermits.com/washington-dc/address/627-g-st-se/) | 0.24 mi NE | Plumbing | | Not listed | [P2611776](https://nearbypermits.com/washington-dc/permit/P2611776/) | | Sep 16, 2026 | [533 6th St SE](https://nearbypermits.com/washington-dc/address/533-6th-st-se/) | 0.22 mi NE | Fire systems | Issued permit B2600538 804.2 Automatic sprinkler systems 1102.3 Fire Protection Systems The project is classified as a group R-3 occupancy, specifically a single-family dwelling. The alteration falls under levels 1 and 2. The addition is less than 50% of the total building area. The house is a two-s | Not listed | [MVQ2600090](https://nearbypermits.com/washington-dc/permit/MVQ2600090/) | | Sep 8, 2026 | [325 South Carolina Ave SE](https://nearbypermits.com/washington-dc/address/325-south-carolina-ave-se/) | 0.22 mi N | Solar | Installation of solar panels on the rooftop | Not listed | [SOL2602710](https://nearbypermits.com/washington-dc/permit/SOL2602710/) | | Sep 8, 2026 | [325 South Carolina Ave SE](https://nearbypermits.com/washington-dc/address/325-south-carolina-ave-se/) | 0.22 mi N | Electrical | Electrical Trade Permit | Not listed | [E2612684](https://nearbypermits.com/washington-dc/permit/E2612684/) | | Sep 3, 2026 | [1100 New Jersey Ave SE](https://nearbypermits.com/washington-dc/address/1100-new-jersey-ave-se/) | 0.21 mi SW | Mechanical (HVAC) | | Not listed | [M2604928](https://nearbypermits.com/washington-dc/permit/M2604928/) | | Aug 27, 2026 | [627 G St SE](https://nearbypermits.com/washington-dc/address/627-g-st-se/) | 0.24 mi NE | Fence, wall or deck | Forty-four linear feet of a new seven foot tall wooden privacy fence to replace existing, in-kind. | Not listed | [F2600860](https://nearbypermits.com/washington-dc/permit/F2600860/) | | Aug 26, 2026 | [403 M St SE](https://nearbypermits.com/washington-dc/address/403-m-st-se/) | 0.23 mi SE | Demolition | In the Washington Navy Yard Historic District Demolition of existing electric substation and surrounding impervious area. This is a continuation of Raze Permit #R2400036. | Not listed | [R2600024](https://nearbypermits.com/washington-dc/permit/R2600024/) | | Aug 24, 2026 | [530 6th St SE](https://nearbypermits.com/washington-dc/address/530-6th-st-se/) | 0.24 mi NE | Mechanical (HVAC) | | Not listed | [M2604697](https://nearbypermits.com/washington-dc/permit/M2604697/) | | Aug 20, 2026 | [1100 New Jersey Ave SE](https://nearbypermits.com/washington-dc/address/1100-new-jersey-ave-se/) | 0.21 mi SW | Alteration or repair | The scope of work contained in this package of drawings is the interior renovation of an existing office in an existing tenant suite to create a new server room. Work includes new construction, mechanical, and electrical systems. New finishes are provided. No structural or plumbing work is included. | Not listed | [B2607071](https://nearbypermits.com/washington-dc/permit/B2607071/) | | Aug 11, 2026 | [513 5th St SE](https://nearbypermits.com/washington-dc/address/513-5th-st-se/) | 0.23 mi N | Demolition | demo existing basement slab | Not listed | [D2600493](https://nearbypermits.com/washington-dc/permit/D2600493/) | | Aug 10, 2026 | [530 6th St SE](https://nearbypermits.com/washington-dc/address/530-6th-st-se/) | 0.24 mi NE | Electrical | | Not listed | [E2611733](https://nearbypermits.com/washington-dc/permit/E2611733/) | | Aug 7, 2026 | [613 G St SE](https://nearbypermits.com/washington-dc/address/613-g-st-se/) | 0.22 mi NE | Alteration or repair | Historic- Remove existing second floor rear side and rear windows, install new single-hung windows in rear wall, install Hardi-Plank siding at second floor side and rear walls | Not listed | [B2607553](https://nearbypermits.com/washington-dc/permit/B2607553/) | | Jul 30, 2026 | [530 6th St SE](https://nearbypermits.com/washington-dc/address/530-6th-st-se/) | 0.24 mi NE | Solar | Installation of Solar array on Row Home on Capitol Hill MAXEON solar array 14.7 KW STC | Not listed | [SOL2602610](https://nearbypermits.com/washington-dc/permit/SOL2602610/) | | Jul 21, 2026 | [513 4th St SE](https://nearbypermits.com/washington-dc/address/513-4th-st-se/) | 0.22 mi N | Plumbing | | Not listed | [P2609939](https://nearbypermits.com/washington-dc/permit/P2609939/) | | Jun 30, 2026 | [537 5th St SE](https://nearbypermits.com/washington-dc/address/537-5th-st-se/) | 0.20 mi N | Mechanical (HVAC) | | Not listed | [M2603680](https://nearbypermits.com/washington-dc/permit/M2603680/) | | Jun 30, 2026 | [537 5th St SE](https://nearbypermits.com/washington-dc/address/537-5th-st-se/) | 0.20 mi N | Electrical | | Not listed | [E2610411](https://nearbypermits.com/washington-dc/permit/E2610411/) | | Jun 15, 2026 | [880 New Jersey Ave SE](https://nearbypermits.com/washington-dc/address/880-new-jersey-ave-se/) | 0.20 mi W | Other | | Not listed | [BP2603729](https://nearbypermits.com/washington-dc/permit/BP2603729/) | | Jun 1, 2026 | [301 South Carolina Ave SE](https://nearbypermits.com/washington-dc/address/301-south-carolina-ave-se/) | 0.21 mi N | Electrical | | Not listed | [E2609312](https://nearbypermits.com/washington-dc/permit/E2609312/) | | May 15, 2026 | [216 South Carolina Ave SE](https://nearbypermits.com/washington-dc/address/216-south-carolina-ave-se/) | 0.25 mi N | Mechanical (HVAC) | Mechanical trade Permit | Not listed | [M2603008](https://nearbypermits.com/washington-dc/permit/M2603008/) | | May 12, 2026 | [301 South Carolina Ave SE](https://nearbypermits.com/washington-dc/address/301-south-carolina-ave-se/) | 0.21 mi N | Solar | To Install 12.6 KW DC On The Roof Of The Building | Not listed | [SOL2602257](https://nearbypermits.com/washington-dc/permit/SOL2602257/) | ## Zoning requests nearby There are no zoning requests on file within ¼ mi. Washington's feed was last read Oct 10. ## More on this street Other addresses on I St SE with permits, nearest house number first: - [333 I St SE](https://nearbypermits.com/washington-dc/address/333-i-st-se/): newest permit Jan 13, 2026 - [328 I St SE](https://nearbypermits.com/washington-dc/address/328-i-st-se/): newest permit Dec 17, 2025 - [339 I St SE](https://nearbypermits.com/washington-dc/address/339-i-st-se/): newest permit May 14, 2025 - [313 I St SE](https://nearbypermits.com/washington-dc/address/313-i-st-se/): newest permit Sep 1, 2026 - [309 I St SE](https://nearbypermits.com/washington-dc/address/309-i-st-se/): newest permit Nov 6, 2025 - [307 I St SE](https://nearbypermits.com/washington-dc/address/307-i-st-se/): newest permit Jul 31, 2025 - [200 I St SE](https://nearbypermits.com/washington-dc/address/200-i-st-se/): newest permit Sep 23, 2026 - [70 I St SE](https://nearbypermits.com/washington-dc/address/70-i-st-se/): newest permit Apr 15, 2025 - [10 I St SE](https://nearbypermits.com/washington-dc/address/10-i-st-se/): newest permit Jun 11, 2026 - [4 I St SE](https://nearbypermits.com/washington-dc/address/4-i-st-se/): newest permit Nov 1, 2024 --- 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 11:02 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 10, 08:48 UTC. Map, both permits at this address and 47 nearby: https://nearbypermits.com/washington-dc/address/331-i-st-se/