# Building permits at 158 Walnut St, Boston, MA The biggest project within a quarter mile since May 1: a $7.4M new building at 173-175 Walnut St, permitted Jun 3. 19 permits on record here. The newest, Jul 22, 2025: Install of non structural cupola on existing three family home - owner and also general contractor. Within a quarter mile, the city has issued 10 more permits since May 1. One is for a new building, 350 ft away. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Jul 22, 2025 | Alteration or repair | install of non structural cupola on existing three family home - owner and also general contractor | $300 | [SF1723136](https://nearbypermits.com/boston/permit/SF1723136/) | | Jan 22, 2025 | Solar | Install 10.79kw solar panels on roof. 26 total panels. No battery. No structural. Add 200amp main breaker kit. | $35,564 | [E1684709](https://nearbypermits.com/boston/permit/E1684709/) | | Jan 21, 2025 | Solar | Install 10.79kw solar panels on roof. 26 total panels. No battery. No structural. | $44,455 | [SF1684705](https://nearbypermits.com/boston/permit/SF1684705/) | | Mar 28, 2024 | Electrical | install three 100 amp panel for unit #1, unit #2, unit #3 and a 60 Amp panel for common. Separated circuit breaker to each unit. | $8,000 | [E1583987](https://nearbypermits.com/boston/permit/E1583987/) | | Jul 28, 2023 | Solar | Roof Mounted PV Solar Installation - 4.290kW - 11 Panels - 200A - No Battery ESS Installation | $48,892 | [SF1505202](https://nearbypermits.com/boston/permit/SF1505202/) | | Oct 14, 2022 | Alteration or repair | Replace existing ( 80 yrs old ) attic to flat roof access door at 2nd floor. New door and gate to roof to be restricted for maintenence access only and locked. Install new railings with posts attached to 2x8 joists. Landing to be approx. 3'x5'. Build as per plans. | $4,000 | [ALT1359420](https://nearbypermits.com/boston/permit/ALT1359420/) | | Apr 26, 2022 | Alteration or repair | repair front landing. replace 2 sidelights at front door. install 2 skylights at attic, already framed per previous permit, due to passing in the family next door we decided not to install them at the time. add gate and locking fence at 2nd floor flat roof for maintenance purpose only. | $12,000 | [SF1327243](https://nearbypermits.com/boston/permit/SF1327243/) | | Dec 1, 2021 | Electrical | Install Receptacle outlet, switch and Light for the attic. | $2,000 | [E1272747](https://nearbypermits.com/boston/permit/E1272747/) | | Oct 26, 2021 | Alteration or repair | Work done in attic. Remove door to roof and replace with window. Install gyp board on walls and ceiling. Patch floor. Install roof mounted exhaust fan by electrician. Install 2 skylights. Limited electrical work, 2 lights and 4 outlets by electrician. No change of use, attic is for storage only. | $8,400 | [SF1250493](https://nearbypermits.com/boston/permit/SF1250493/) | | Apr 12, 2021 | Alteration or repair | replace existing skylight and replace existing windows in attic - i am the owner of the property and will also pulling the permit under my license | $1,600 | [SF1174647](https://nearbypermits.com/boston/permit/SF1174647/) | | Dec 29, 2020 | Alteration or repair | Replace existing deteriorated insulation and flash 4 skylights | $3,500 | [SF1145803](https://nearbypermits.com/boston/permit/SF1145803/) | | Nov 21, 2019 | Alteration or repair | replace in kind 7 replacement energy efficient windows, work to be performed by owner. | $2,800 | [SF1025506](https://nearbypermits.com/boston/permit/SF1025506/) | | Dec 13, 2018 | Electrical | Install switch, light and receptacle outlet for kitchen in unit #1 | $2,500 | [E907063](https://nearbypermits.com/boston/permit/E907063/) | | Oct 18, 2018 | Alteration or repair | work as per plans to exchange the existing location of apts. 2 floor front to existing garden level currently occupied by apartment 1. | $21,800 | [ALT818118](https://nearbypermits.com/boston/permit/ALT818118/) | | Apr 20, 2016 | Alteration or repair | 6 helical piles outside of foundation. 2 7/8" double helix 4 @ 20 kip and 2 @ 10 kip working load. Monitoring P.E. Rene Mugnier | $13,800 | [ALT572138](https://nearbypermits.com/boston/permit/ALT572138/) | | Dec 14, 2015 | Plumbing | remodel second floor bath & kitchen | $5,000 | [PL539402](https://nearbypermits.com/boston/permit/PL539402/) | | Dec 9, 2015 | Electrical | Renovation 2nd floor bath and kitchen also add meter for service | $1,500 | [E546080](https://nearbypermits.com/boston/permit/E546080/) | | Nov 6, 2015 | Alteration or repair | repair /renovate existing bathroom & finishes. | $6,200 | [SF536737](https://nearbypermits.com/boston/permit/SF536737/) | | Apr 22, 2011 | Alteration or repair | replace 3 existing windows, install 1 new window. replace existing siding with new hardee plank siding and flashing. reuse removed existing siding at rear/side of home. | $6,400 | [SF67681](https://nearbypermits.com/boston/permit/SF67681/) | ## Within ΒΌ mi since May 1, 2026 10 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 | |---|---|---|---|---|---|---| | Sep 10, 2026 | [152 Walnut St](https://nearbypermits.com/boston/address/152-walnut-st/) | 60 ft S | Plumbing | Gas furnace replacement | $2,500 | [G1895403](https://nearbypermits.com/boston/permit/G1895403/) | | Jun 3, 2026 | [28 Port Norfolk St](https://nearbypermits.com/boston/address/28-port-norfolk-st/) | 220 ft W | Electrical | Existing is 200 amp, 120/240 volt, 2-family service with no public bypass or emergency service disconnects. New service to be 200 amp, 120/240 volt, include public bypass meter and panel for shared areas. | $7,000 | [E1856061](https://nearbypermits.com/boston/permit/E1856061/) | | May 29, 2026 | [28 Port Norfolk St](https://nearbypermits.com/boston/address/28-port-norfolk-st/) | 220 ft W | Roofing | Remove and replace existing roof shingles/ siddingincluding gutters and down spouts. | $21,500 | [SF1853806](https://nearbypermits.com/boston/permit/SF1853806/) | ### This block (250 to 1,000 ft), 7 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Aug 17, 2026 | [6-8 Water St](https://nearbypermits.com/boston/address/6--8-water-st/) | 620 ft S | Plumbing | Replacement of existing boiler & add drain in penthouse | $10,000 | [PL1887590](https://nearbypermits.com/boston/permit/PL1887590/) | | Aug 14, 2026 | [6-8 Water St](https://nearbypermits.com/boston/address/6--8-water-st/) | 620 ft S | Plumbing | Replacement of Boiler | $20,000 | [G1887593](https://nearbypermits.com/boston/permit/G1887593/) | | Jun 3, 2026 | [173-175 Walnut St](https://nearbypermits.com/boston/address/173--175-walnut-st/) | 350 ft NE | New building | Erect new 3-story, 14-unit, residential building w/garage on a vacant 19,823 sf lot. Building features side &; roof decks, and sprinkler &; fire alarm systems, as per plans submitted.eplan | $7,365,000 | [ERT1461641](https://nearbypermits.com/boston/permit/ERT1461641/) | | Jun 2, 2026 | [12r Ericsson St](https://nearbypermits.com/boston/address/12r-ericsson-st/) | 790 ft N | Electrical | 25-056 - Power for containers to serve as drink garden on the greenway. (2) temp power feeds 30 and 50amp as specified (2) spider boxes and associated cords for connections to equipment, grounding and bonding as needed. | $27,000 | [E1856340](https://nearbypermits.com/boston/permit/E1856340/) | | Jun 1, 2026 | [12 Ericsson St](https://nearbypermits.com/boston/address/12-ericsson-st/) | 670 ft N | Electrical | Install 3 gang meter bank | $2,500 | [E1855363](https://nearbypermits.com/boston/permit/E1855363/) | | May 13, 2026 | [50 Redfield St](https://nearbypermits.com/boston/address/50-redfield-st/) | 870 ft SW | Fire systems | Wiring for horn strobes with NAC power supply panel inside unit 102 on first floor. | $8,100 | [EFA1849033](https://nearbypermits.com/boston/permit/EFA1849033/) | | May 4, 2026 | [21 Lawley St](https://nearbypermits.com/boston/address/21-lawley-st/) | 420 ft SW | Alteration or repair | Install 3/8" foam insulation board. Install double 4" vinyl siding. Cover all trim fascia and soffit. Install 20 U28 DH thermopane windows. | $55,000 | [SF1842757](https://nearbypermits.com/boston/permit/SF1842757/) | ## Zoning requests nearby Hearings are public: you can comment or attend. Dates can move; check the city's page before you go. | Status | Hearing | Address | Distance | Request | Case | City's words | Filed | |---|---|---|---|---|---|---|---| | Requested | | 28 Port Norfolk St | 220 ft W | To build a new first floor addition and second floor deck to existing residential structure | [BOA1879853](https://www.boston.gov/appeal-tracker) | "Community Process" | 2026-07-29 | | Requested | | 20 Ericsson St | 630 ft N | To change occupancy to include yacht club | [BOA1879738](https://www.boston.gov/appeal-tracker) | "Community Process" | 2026-07-29 | | Requested | | 37 Port Norfolk St | 190 ft NW | To change occupancy from 1 to 2 families with addition attached | [BOA1857750](https://www.boston.gov/appeal-tracker) | "Community Process" | 2026-06-04 | ## More on this street Other addresses on Walnut St with permits, nearest house number first: - [152 Walnut St](https://nearbypermits.com/boston/address/152-walnut-st/): newest permit Sep 10, 2026 - [166 Walnut St](https://nearbypermits.com/boston/address/166-walnut-st/): newest permit Feb 5, 2025 - [169 Walnut St](https://nearbypermits.com/boston/address/169-walnut-st/): newest permit Feb 12, 2025 - [171 Walnut St](https://nearbypermits.com/boston/address/171-walnut-st/): newest permit Dec 5, 2024 - [173-175 Walnut St](https://nearbypermits.com/boston/address/173--175-walnut-st/): newest permit Jun 3, 2026 - [122 Walnut St](https://nearbypermits.com/boston/address/122-walnut-st/): newest permit Aug 26, 2025 - [119 Walnut St](https://nearbypermits.com/boston/address/119-walnut-st/): newest permit Aug 4, 2025 - [51 Walnut St](https://nearbypermits.com/boston/address/51-walnut-st/): newest permit May 22, 2026 - [12 Walnut St](https://nearbypermits.com/boston/address/12-walnut-st/): newest permit Mar 25, 2026 - [10 Walnut St](https://nearbypermits.com/boston/address/10-walnut-st/): newest permit Feb 4, 2026 --- Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-10 03:10 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ Zoning requests come from the Boston Zoning Board of Appeal tracker (https://data.boston.gov/dataset/zoning-board-of-appeal-tracker). We read it Oct 10, 02:17 UTC. Map, all 19 permits at this address and 10 nearby: https://nearbypermits.com/boston/address/158-walnut-st/