# Building permits at 261 Sidney St, Cambridge, MA 174 Hamilton St: demolition permitted Jun 15, a new building Aug 27. Two permits on record here. The newest, Oct 23, 2024: Plumbing permit, no description from the city. Within a quarter mile, the city has issued 67 more permits (61 projects) since May 1. Four are for new buildings, the nearest 930 ft away. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Oct 23, 2024 | Plumbing | | Not listed | [Plumbing-1140468](https://nearbypermits.com/cambridge/permit/Plumbing-1140468/) | | Oct 23, 2024 | Plumbing | | Not listed | [Gas-1140461](https://nearbypermits.com/cambridge/permit/Gas-1140461/) | ## Within ¼ mi since May 1, 2026 67 permits in the circle. From our copy of the city's data (last 24 months). ### Next door (under 250 ft), 3 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Oct 5, 2026 | [7 Fort Washington Pl](https://nearbypermits.com/cambridge/address/7-fort-washington-pl/) | 120 ft N | Plumbing | | Not listed | [Gas-1232823](https://nearbypermits.com/cambridge/permit/Gas-1232823/) | | Oct 5, 2026 | [45 Chestnut St](https://nearbypermits.com/cambridge/address/45-chestnut-st/) | 130 ft SW | Alteration or repair | | Not listed | [Building: Short Form-1232314](https://nearbypermits.com/cambridge/permit/Building%3A%20Short%20Form-1232314/) | | Oct 1, 2026 | [5 Fort Washington Pl](https://nearbypermits.com/cambridge/address/5-fort-washington-pl/) | 100 ft N | Plumbing | | Not listed | [Gas-1232592](https://nearbypermits.com/cambridge/permit/Gas-1232592/) | ### This block (250 to 1,000 ft), 32 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 25, 2026 | [86 Henry St](https://nearbypermits.com/cambridge/address/86-henry-st/) | 750 ft W | Plumbing | | Not listed | [Plumbing-1231781](https://nearbypermits.com/cambridge/permit/Plumbing-1231781/) | | Sep 22, 2026 | [40 Erie St](https://nearbypermits.com/cambridge/address/40-erie-st/) | 910 ft NE | Alteration or repair | | Not listed | [Building: Alteration and Addition-1229553](https://nearbypermits.com/cambridge/permit/Building%3A%20Alteration%20and%20Addition-1229553/) | | Sep 21, 2026 | [620 Memorial Dr](https://nearbypermits.com/cambridge/address/620-memorial-dr/) | 870 ft S | Electrical | | Not listed | [Electrical-1230929](https://nearbypermits.com/cambridge/permit/Electrical-1230929/) | | Sep 17, 2026 | [620 Memorial Dr](https://nearbypermits.com/cambridge/address/620-memorial-dr/) | 870 ft S | Electrical | | Not listed | [Electrical-1229786](https://nearbypermits.com/cambridge/permit/Electrical-1229786/) | | Sep 21, 2026 | [289-291 Pearl St](https://nearbypermits.com/cambridge/address/289--291-pearl-st/) | 980 ft NW | Alteration or repair | | Not listed | [Building: Alteration and Addition-1231044](https://nearbypermits.com/cambridge/permit/Building%3A%20Alteration%20and%20Addition-1231044/) | | Sep 11, 2026 | [116 Chestnut St](https://nearbypermits.com/cambridge/address/116-chestnut-st/) | 720 ft W | Alteration or repair | | Not listed | [Building: Short Form-1230106](https://nearbypermits.com/cambridge/permit/Building%3A%20Short%20Form-1230106/) | | Sep 1, 2026 | [170 Allston St](https://nearbypermits.com/cambridge/address/170-allston-st/) | 930 ft N | New building | | Not listed | [Building: New Construction-1211959](https://nearbypermits.com/cambridge/permit/Building%3A%20New%20Construction-1211959/) | | Sep 1, 2026 | [168 Allston St](https://nearbypermits.com/cambridge/address/168-allston-st/) | 930 ft N | New building | | Not listed | [Building: New Construction-1211957](https://nearbypermits.com/cambridge/permit/Building%3A%20New%20Construction-1211957/) | | Aug 21, 2026 | [314 Pearl St](https://nearbypermits.com/cambridge/address/314-pearl-st/) | 980 ft W | Roofing | | Not listed | [Roof-1226660](https://nearbypermits.com/cambridge/permit/Roof-1226660/) | | Aug 12, 2026 | [164 Allston St](https://nearbypermits.com/cambridge/address/164-allston-st/) | 920 ft N | Electrical | | Not listed | [Electrical-1225413](https://nearbypermits.com/cambridge/permit/Electrical-1225413/) | | Aug 12, 2026 | [137 Allston St](https://nearbypermits.com/cambridge/address/137-allston-st/) | 780 ft N | Electrical | | Not listed | [Electrical-1224840](https://nearbypermits.com/cambridge/permit/Electrical-1224840/) | | Aug 12, 2026 | [86 Henry St](https://nearbypermits.com/cambridge/address/86-henry-st/) | 750 ft W | Alteration or repair | | Not listed | [Building: Short Form-1224362](https://nearbypermits.com/cambridge/permit/Building%3A%20Short%20Form-1224362/) | | Jul 20, 2026 | [302 Brookline St](https://nearbypermits.com/cambridge/address/302-brookline-st/) | 390 ft W | Electrical | | Not listed | [Electrical-1217209](https://nearbypermits.com/cambridge/permit/Electrical-1217209/) | | Jul 13, 2026 | [20-22 Peters St](https://nearbypermits.com/cambridge/address/20--22-peters-st/) | 350 ft N | Electrical | | Not listed | [Electrical-1219538](https://nearbypermits.com/cambridge/permit/Electrical-1219538/) | | Jul 13, 2026 | [289-291 Pearl St](https://nearbypermits.com/cambridge/address/289--291-pearl-st/) | 980 ft NW | Alteration or repair | | Not listed | [Building: Short Form-1220173](https://nearbypermits.com/cambridge/permit/Building%3A%20Short%20Form-1220173/) | | Jul 8, 2026 | [308 Brookline St](https://nearbypermits.com/cambridge/address/308-brookline-st/) | 440 ft W | Alteration or repair | | Not listed | [Building: Alteration and Addition-1216435](https://nearbypermits.com/cambridge/permit/Building%3A%20Alteration%20and%20Addition-1216435/) | | Jul 6, 2026 | [20-22 Peters St](https://nearbypermits.com/cambridge/address/20--22-peters-st/) | 350 ft N | Alteration or repair | | Not listed | [Building: Alteration and Addition-1217911](https://nearbypermits.com/cambridge/permit/Building%3A%20Alteration%20and%20Addition-1217911/) | | Jun 25, 2026 | [133-137 Chestnut St](https://nearbypermits.com/cambridge/address/133--137-chestnut-st/) | 840 ft NW | Alteration or repair | | Not listed | [Building: Alteration and Addition-1217682](https://nearbypermits.com/cambridge/permit/Building%3A%20Alteration%20and%20Addition-1217682/) | | Jun 12, 2026 | [166 Allston St](https://nearbypermits.com/cambridge/address/166-allston-st/) | 920 ft N | Alteration or repair | | Not listed | [Building: Alteration and Addition-1202662](https://nearbypermits.com/cambridge/permit/Building%3A%20Alteration%20and%20Addition-1202662/) | | Jun 12, 2026 | [164 Allston St](https://nearbypermits.com/cambridge/address/164-allston-st/) | 920 ft N | Alteration or repair | | Not listed | [Building: Alteration and Addition-1202661](https://nearbypermits.com/cambridge/permit/Building%3A%20Alteration%20and%20Addition-1202661/) | | Jun 1, 2026 | [67 Allston St](https://nearbypermits.com/cambridge/address/67-allston-st/) | 550 ft NE | Plumbing | | Not listed | [Plumbing-1212161](https://nearbypermits.com/cambridge/permit/Plumbing-1212161/) | | Jun 1, 2026 | [69 Chestnut St](https://nearbypermits.com/cambridge/address/69-chestnut-st/) | 260 ft W | Electrical | | Not listed | [Electrical-1213143](https://nearbypermits.com/cambridge/permit/Electrical-1213143/) | | May 29, 2026 | [266-276 Pearl St](https://nearbypermits.com/cambridge/address/266--276-pearl-st/) | 900 ft NW | Electrical | | Not listed | [Electrical-1207929](https://nearbypermits.com/cambridge/permit/Electrical-1207929/) | | May 28, 2026 | [69 Chestnut St](https://nearbypermits.com/cambridge/address/69-chestnut-st/) | 260 ft W | Alteration or repair | | Not listed | [Building: Alteration and Addition-1212308](https://nearbypermits.com/cambridge/permit/Building%3A%20Alteration%20and%20Addition-1212308/) | | May 27, 2026 | [164 Allston St](https://nearbypermits.com/cambridge/address/164-allston-st/) | 920 ft N | Demolition | | Not listed | [Demolition-1202499](https://nearbypermits.com/cambridge/permit/Demolition-1202499/) | | May 27, 2026 | [85 Allston St](https://nearbypermits.com/cambridge/address/85-allston-st/) | 580 ft N | Alteration or repair | | Not listed | [Building: Alteration and Addition-1212925](https://nearbypermits.com/cambridge/permit/Building%3A%20Alteration%20and%20Addition-1212925/) | | May 5, 2026 | [85 Allston St](https://nearbypermits.com/cambridge/address/85-allston-st/) | 580 ft N | Alteration or repair | | Not listed | [Building: Alteration and Addition-1205202](https://nearbypermits.com/cambridge/permit/Building%3A%20Alteration%20and%20Addition-1205202/) | | May 26, 2026 | [21 Acorn St](https://nearbypermits.com/cambridge/address/21-acorn-st/) | 730 ft NW | Electrical | | Not listed | [Electrical-1212848](https://nearbypermits.com/cambridge/permit/Electrical-1212848/) | | May 21, 2026 | [266 Brookline St](https://nearbypermits.com/cambridge/address/266-brookline-st/) | 460 ft N | Sign | | Not listed | [Signs-1210084](https://nearbypermits.com/cambridge/permit/Signs-1210084/) | | May 18, 2026 | [164 Allston St](https://nearbypermits.com/cambridge/address/164-allston-st/) | 920 ft N | Plumbing | | Not listed | [Gas-1211575](https://nearbypermits.com/cambridge/permit/Gas-1211575/) | | May 15, 2026 | [67 Allston St](https://nearbypermits.com/cambridge/address/67-allston-st/) | 550 ft NE | Electrical | | Not listed | [Electrical-1211519](https://nearbypermits.com/cambridge/permit/Electrical-1211519/) | | May 4, 2026 | [67 Allston St](https://nearbypermits.com/cambridge/address/67-allston-st/) | 550 ft NE | Alteration or repair | | Not listed | [Building: Alteration and Addition-1206257](https://nearbypermits.com/cambridge/permit/Building%3A%20Alteration%20and%20Addition-1206257/) | ### Farther (1,000 ft to ¼ mi), 32 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Oct 5, 2026 | [22-24 Rockingham St](https://nearbypermits.com/cambridge/address/22--24-rockingham-st/) | 0.19 mi W | Plumbing | | Not listed | [Plumbing-1233122](https://nearbypermits.com/cambridge/permit/Plumbing-1233122/) | | Oct 5, 2026 | [22-24 Rockingham St](https://nearbypermits.com/cambridge/address/22--24-rockingham-st/) | 0.19 mi W | Plumbing | | Not listed | [Gas-1233121](https://nearbypermits.com/cambridge/permit/Gas-1233121/) | | Sep 29, 2026 | [17 Rockingham St](https://nearbypermits.com/cambridge/address/17-rockingham-st/) | 0.19 mi W | Alteration or repair | | Not listed | [Siding-1231332](https://nearbypermits.com/cambridge/permit/Siding-1231332/) | | Sep 29, 2026 | [17 Rockingham St](https://nearbypermits.com/cambridge/address/17-rockingham-st/) | 0.19 mi W | Electrical | | Not listed | [Electrical-1231480](https://nearbypermits.com/cambridge/permit/Electrical-1231480/) | | Sep 29, 2026 | [148 Sidney St](https://nearbypermits.com/cambridge/address/148-sidney-st/) | 0.25 mi NE | Electrical | | Not listed | [Electrical-1231148](https://nearbypermits.com/cambridge/permit/Electrical-1231148/) | | Aug 11, 2026 | [148 Sidney St](https://nearbypermits.com/cambridge/address/148-sidney-st/) | 0.25 mi NE | Electrical | | Not listed | [Electrical-1223880](https://nearbypermits.com/cambridge/permit/Electrical-1223880/) | | Sep 23, 2026 | [640 Memorial Dr](https://nearbypermits.com/cambridge/address/640-memorial-dr/) | 0.20 mi SW | Electrical | | Not listed | [Electrical-1227677](https://nearbypermits.com/cambridge/permit/Electrical-1227677/) | | Sep 22, 2026 | [640 Memorial Dr](https://nearbypermits.com/cambridge/address/640-memorial-dr/) | 0.20 mi SW | Electrical | | Not listed | [Electrical-1230663](https://nearbypermits.com/cambridge/permit/Electrical-1230663/) | | Aug 12, 2026 | [640 Memorial Dr](https://nearbypermits.com/cambridge/address/640-memorial-dr/) | 0.20 mi SW | Electrical | | Not listed | [Electrical-1223849](https://nearbypermits.com/cambridge/permit/Electrical-1223849/) | | Sep 23, 2026 | [6 Newton St](https://nearbypermits.com/cambridge/address/6-newton-st/) | 0.22 mi NW | Alteration or repair | | Not listed | [Building: Short Form-1231827](https://nearbypermits.com/cambridge/permit/Building%3A%20Short%20Form-1231827/) | | Sep 21, 2026 | [144 Hamilton St](https://nearbypermits.com/cambridge/address/144-hamilton-st/) | 0.19 mi N | Electrical | | Not listed | [Electrical-1230394](https://nearbypermits.com/cambridge/permit/Electrical-1230394/) | | Sep 17, 2026 | [148 Sidney St](https://nearbypermits.com/cambridge/address/148-sidney-st/) | 0.25 mi NE | Mechanical (HVAC) | | Not listed | [Sheet Metal-1230786](https://nearbypermits.com/cambridge/permit/Sheet%20Metal-1230786/) | | Sep 16, 2026 | [162 Hamilton St](https://nearbypermits.com/cambridge/address/162-hamilton-st/) | 0.21 mi N | Alteration or repair | | Not listed | [Building: Short Form-1230419](https://nearbypermits.com/cambridge/permit/Building%3A%20Short%20Form-1230419/) | | Sep 16, 2026 | [160 Hamilton St](https://nearbypermits.com/cambridge/address/160-hamilton-st/) | 0.21 mi N | Alteration or repair | | Not listed | [Building: Short Form-1230415](https://nearbypermits.com/cambridge/permit/Building%3A%20Short%20Form-1230415/) | | Sep 15, 2026 | [148 Sidney St](https://nearbypermits.com/cambridge/address/148-sidney-st/) | 0.25 mi NE | Roofing | | Not listed | [Roof-1229991](https://nearbypermits.com/cambridge/permit/Roof-1229991/) | | Sep 15, 2026 | [158 Hamilton St](https://nearbypermits.com/cambridge/address/158-hamilton-st/) | 0.21 mi N | Alteration or repair | | Not listed | [Building: Short Form-1230392](https://nearbypermits.com/cambridge/permit/Building%3A%20Short%20Form-1230392/) | | Sep 11, 2026 | [305 Pearl St](https://nearbypermits.com/cambridge/address/305-pearl-st/) | 0.19 mi NW | Alteration or repair | | Not listed | [Building: Alteration and Addition-1229704](https://nearbypermits.com/cambridge/permit/Building%3A%20Alteration%20and%20Addition-1229704/) | | Aug 31, 2026 | [174 Hamilton St](https://nearbypermits.com/cambridge/address/174-hamilton-st/) | 0.23 mi N | Electrical | | Not listed | [Electrical-1228052](https://nearbypermits.com/cambridge/permit/Electrical-1228052/) | | Aug 31, 2026 | [214 Allston St](https://nearbypermits.com/cambridge/address/214-allston-st/) | 0.23 mi NW | Electrical | | Not listed | [Electrical-1227811](https://nearbypermits.com/cambridge/permit/Electrical-1227811/) | | Aug 27, 2026 | [174 Hamilton St](https://nearbypermits.com/cambridge/address/174-hamilton-st/) | 0.23 mi N | New building | | Not listed | [Building: New Construction-1207343](https://nearbypermits.com/cambridge/permit/Building%3A%20New%20Construction-1207343/) | | Aug 25, 2026 | [148 Sidney St](https://nearbypermits.com/cambridge/address/148-sidney-st/) | 0.25 mi NE | Plumbing | | Not listed | [Plumbing-1227901](https://nearbypermits.com/cambridge/permit/Plumbing-1227901/) | | Aug 24, 2026 | [6 Newton St](https://nearbypermits.com/cambridge/address/6-newton-st/) | 0.22 mi NW | Plumbing | | Not listed | [Plumbing-1227062](https://nearbypermits.com/cambridge/permit/Plumbing-1227062/) | | Jul 8, 2026 | [23 Tufts St](https://nearbypermits.com/cambridge/address/23-tufts-st/) | 0.24 mi W | Alteration or repair | | Not listed | [Building: Alteration and Addition-1216812](https://nearbypermits.com/cambridge/permit/Building%3A%20Alteration%20and%20Addition-1216812/) | | Jun 18, 2026 | [214 Allston St](https://nearbypermits.com/cambridge/address/214-allston-st/) | 0.23 mi NW | New building | | Not listed | [Building: New Construction-1194918](https://nearbypermits.com/cambridge/permit/Building%3A%20New%20Construction-1194918/) | | Jun 15, 2026 | [174 Hamilton St](https://nearbypermits.com/cambridge/address/174-hamilton-st/) | 0.23 mi N | Demolition | | Not listed | [Demolition-1207331](https://nearbypermits.com/cambridge/permit/Demolition-1207331/) | | Jun 11, 2026 | [214 Allston St](https://nearbypermits.com/cambridge/address/214-allston-st/) | 0.23 mi NW | Demolition | | Not listed | [Demolition-1206622](https://nearbypermits.com/cambridge/permit/Demolition-1206622/) | | Jun 2, 2026 | [163 Chestnut St](https://nearbypermits.com/cambridge/address/163-chestnut-st/) | 0.22 mi NW | Electrical | | Not listed | [Electrical-1213163](https://nearbypermits.com/cambridge/permit/Electrical-1213163/) | | May 20, 2026 | [168-170 Chestnut St](https://nearbypermits.com/cambridge/address/168--170-chestnut-st/) | 0.23 mi NW | Alteration or repair | | Not listed | [Building: Alteration and Addition-1212379](https://nearbypermits.com/cambridge/permit/Building%3A%20Alteration%20and%20Addition-1212379/) | | May 15, 2026 | [148 Sidney St](https://nearbypermits.com/cambridge/address/148-sidney-st/) | 0.25 mi NE | Electrical | | Not listed | [Electrical-1210287](https://nearbypermits.com/cambridge/permit/Electrical-1210287/) | | May 6, 2026 | [175 Chestnut St](https://nearbypermits.com/cambridge/address/175-chestnut-st/) | 0.23 mi NW | Electrical | | Not listed | [Electrical-1208686](https://nearbypermits.com/cambridge/permit/Electrical-1208686/) | | May 5, 2026 | [148 Sidney St](https://nearbypermits.com/cambridge/address/148-sidney-st/) | 0.25 mi NE | Alteration or repair | | Not listed | [Building: Alteration and Addition-1205827](https://nearbypermits.com/cambridge/permit/Building%3A%20Alteration%20and%20Addition-1205827/) | | May 1, 2026 | [148 Sidney St](https://nearbypermits.com/cambridge/address/148-sidney-st/) | 0.25 mi NE | Fire systems | | Not listed | [Sprinkler and Standpipe-1208326](https://nearbypermits.com/cambridge/permit/Sprinkler%20and%20Standpipe-1208326/) | ## More on this street Other addresses on Sidney St with permits, nearest house number first: - [260 Sidney St](https://nearbypermits.com/cambridge/address/260-sidney-st/): newest permit Sep 29, 2025 - [262 Sidney St](https://nearbypermits.com/cambridge/address/262-sidney-st/): newest permit Jan 23, 2026 - [260-262 Sidney St](https://nearbypermits.com/cambridge/address/260--262-sidney-st/): newest permit Dec 31, 2025 - [264 Sidney St](https://nearbypermits.com/cambridge/address/264-sidney-st/): newest permit Nov 28, 2024 - [240 Sidney St](https://nearbypermits.com/cambridge/address/240-sidney-st/): newest permit Apr 2, 2025 - [286 Sidney St](https://nearbypermits.com/cambridge/address/286-sidney-st/): newest permit Jan 13, 2025 - [289 Sidney St](https://nearbypermits.com/cambridge/address/289-sidney-st/): newest permit Sep 29, 2025 - [200 Sidney St](https://nearbypermits.com/cambridge/address/200-sidney-st/): newest permit Jan 27, 2026 - [167 Sidney St](https://nearbypermits.com/cambridge/address/167-sidney-st/): newest permit Jan 17, 2025 - [149 Sidney St](https://nearbypermits.com/cambridge/address/149-sidney-st/): newest permit May 19, 2025 --- Source: Cambridge Inspectional Services Department permit data (https://data.cambridgema.gov/d/3wsm-e5jx). Checked 2026-10-07 19:10 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ Map, both permits at this address and 67 nearby: https://nearbypermits.com/cambridge/address/261-sidney-st/