# Building permits at 35 Cass St, Boston, MA 1 Hartlawn Rd: demolition permitted May 1, a new building May 5. Four permits on record here. The newest, Oct 15, 2025: Replace gas stove. Within a quarter mile, the city has issued 40 more permits (37 projects) since May 1. One is for a new building, 950 ft away. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Oct 15, 2025 | Plumbing | replace gas stove | $750 | [G1758419](https://nearbypermits.com/boston/permit/G1758419/) | | Aug 6, 2025 | Plumbing | replace kitchen sink 0n 1 | $750 | [PL1758348](https://nearbypermits.com/boston/permit/PL1758348/) | | May 29, 2025 | Electrical | - Kitchen Complete rewiring - wire a light at Pantry - Electrical Panel upgrade. - | $6,000 | [E1725321](https://nearbypermits.com/boston/permit/E1725321/) | | May 16, 2025 | Addition | Project Description: Removal of interior stairs connecting the basement, first floor, and attic. Construct a new rear addition to accommodate a redesigned stairwell from the basement to the attic. Additionally, frame a new pantry room and renovate the existing kitchen. | $121,824 | [ALT1706700](https://nearbypermits.com/boston/permit/ALT1706700/) | ## Within ¼ mi since May 1, 2026 40 permits in the circle. From our copy of the city's data (last 24 months). ### This block (250 to 1,000 ft), 33 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Oct 1, 2026 | [2152 Centre St](https://nearbypermits.com/boston/address/2152-centre-st/) | 970 ft E | Solar | Installation of roof mounted photovoltaic solar systems, 5.33 KW 13 panels NO BATTERY STORAGE | $32,700 | [SF1903318](https://nearbypermits.com/boston/permit/SF1903318/) | | Sep 25, 2026 | [2152 Centre St](https://nearbypermits.com/boston/address/2152-centre-st/) | 970 ft E | Solar | Installation of roof mounted photovoltaic solar systems, 5.33 kw 13 panels NO BATTERY STORAGE | $32,700 | [E1904112](https://nearbypermits.com/boston/permit/E1904112/) | | Sep 30, 2026 | [2152 Centre St](https://nearbypermits.com/boston/address/2152-centre-st/) | 970 ft E | Electrical | Service conductor refeed | $2,000 | [E1905061](https://nearbypermits.com/boston/permit/E1905061/) | | Sep 23, 2026 | [11 Bogandale Rd](https://nearbypermits.com/boston/address/11-bogandale-rd/) | 970 ft E | Electrical | -Install power for mini split/Condensor -Install Low voltage wiring -Install wiring for 2 air handlier -Install power for heat pump -Install wiring for branch box -Install a hard wired CO detector with battery back up -Install 120v outlet for on demand hot water | $3,500 | [E1901936](https://nearbypermits.com/boston/permit/E1901936/) | | Sep 21, 2026 | [11 Bogandale Rd](https://nearbypermits.com/boston/address/11-bogandale-rd/) | 970 ft E | Plumbing | installing Tankless water heater | $4,000 | [PL1901943](https://nearbypermits.com/boston/permit/PL1901943/) | | Sep 21, 2026 | [11 Bogandale Rd](https://nearbypermits.com/boston/address/11-bogandale-rd/) | 970 ft E | Plumbing | Installing gas pipe to accommodate fuel demand for new tankless water heater | $1,500 | [G1902228](https://nearbypermits.com/boston/permit/G1902228/) | | Sep 10, 2026 | [75 Spring St](https://nearbypermits.com/boston/address/75-spring-st/) | 990 ft N | Electrical | replace and or retrofit 52 lights, add dimming wire to existing fixtures and install new dimming panel | $6,000 | [E1899223](https://nearbypermits.com/boston/permit/E1899223/) | | Sep 4, 2026 | [93 Baker St](https://nearbypermits.com/boston/address/93-baker-st/) | 970 ft SW | Plumbing | Replacement of gas water heater | $2,753 | [PL1895466](https://nearbypermits.com/boston/permit/PL1895466/) | | Sep 4, 2026 | [93 Baker St](https://nearbypermits.com/boston/address/93-baker-st/) | 970 ft SW | Plumbing | Replacement of gas water heater | $2,753 | [G1895462](https://nearbypermits.com/boston/permit/G1895462/) | | Sep 3, 2026 | [11 Hartlawn Rd](https://nearbypermits.com/boston/address/11-hartlawn-rd/) | 770 ft W | Alteration or repair | Removing and replacing 5 windows, replacing like with like, no structural changes. | $4,536 | [SF1886295](https://nearbypermits.com/boston/permit/SF1886295/) | | Sep 3, 2026 | [16 Alaric St](https://nearbypermits.com/boston/address/16-alaric-st/) | 730 ft NE | Solar | roof mounted solar | $9,000 | [SF1867376](https://nearbypermits.com/boston/permit/SF1867376/) | | Sep 3, 2026 | [16 Alaric St](https://nearbypermits.com/boston/address/16-alaric-st/) | 730 ft NE | Solar | installing roof mounted solar | $18,000 | [E1867374](https://nearbypermits.com/boston/permit/E1867374/) | | Sep 2, 2026 | [16 Alaric St](https://nearbypermits.com/boston/address/16-alaric-st/) | 730 ft NE | Roofing | Strip and reroof 15 squares | $11,375 | [SF1887261](https://nearbypermits.com/boston/permit/SF1887261/) | | Jul 24, 2026 | [95 Cass St](https://nearbypermits.com/boston/address/95-cass-st/) | 830 ft SE | Roofing | Strip all asphalt roofing. Furnish and install new architectural asphalt shingle roofing system. | $15,326 | [SF1875181](https://nearbypermits.com/boston/permit/SF1875181/) | | Jul 21, 2026 | [2152 Centre St](https://nearbypermits.com/boston/address/2152-centre-st/) | 970 ft E | Other | Installing Bryant 36K BTU Outdoor Unit, Bryant 9K BTU Indoor Wall Unit, and Bryant 24K BTU Indoor Wall Unit. | $18,853 | [SF1865338](https://nearbypermits.com/boston/permit/SF1865338/) | | Jul 15, 2026 | [10 Earnshaw St](https://nearbypermits.com/boston/address/10-earnshaw-st/) | 450 ft S | Electrical | Upgrade electrical service to 200A Add 4 recessed lights, 1 bathroom fan | $9,000 | [E1872175](https://nearbypermits.com/boston/permit/E1872175/) | | Jul 1, 2026 | [16 Alaric St](https://nearbypermits.com/boston/address/16-alaric-st/) | 730 ft NE | Plumbing | Convert bathroom from 1/2 bath o 3/4 bath | $2,000 | [PL1865781](https://nearbypermits.com/boston/permit/PL1865781/) | | Jul 1, 2026 | [2152 Centre St](https://nearbypermits.com/boston/address/2152-centre-st/) | 970 ft E | Electrical | Installing Bryant 36K BTU Outdoor Unit, Bryant 9K BTU Indoor Wall Unit, and Bryant 24K BTU Indoor Wall Unit. | $1,500 | [E1865333](https://nearbypermits.com/boston/permit/E1865333/) | | Jun 29, 2026 | [1 Hartlawn Rd](https://nearbypermits.com/boston/address/1-hartlawn-rd/) | 950 ft SW | Electrical | wire new single family home with a 200 amp overhead service | $20,000 | [E1865350](https://nearbypermits.com/boston/permit/E1865350/) | | Jun 29, 2026 | [5-7 Cass St](https://nearbypermits.com/boston/address/5--7-cass-st/) | 340 ft NW | Electrical | Replace Federal Pacific panel with new circuit breaker panel | $2,400 | [E1864299](https://nearbypermits.com/boston/permit/E1864299/) | | Jun 26, 2026 | [16 Alaric St](https://nearbypermits.com/boston/address/16-alaric-st/) | 730 ft NE | Electrical | Rewire 1 bathroom | $800 | [E1863835](https://nearbypermits.com/boston/permit/E1863835/) | | Jun 24, 2026 | [2197 Centre St](https://nearbypermits.com/boston/address/2197-centre-st/) | 890 ft E | Electrical | Wiring to two mini split units | $2,000 | [E1862660](https://nearbypermits.com/boston/permit/E1862660/) | | Jun 18, 2026 | [2197 Centre St](https://nearbypermits.com/boston/address/2197-centre-st/) | 890 ft E | Alteration or repair | Air sealing, blown in cellulose for attic floor & overhang, fg for damming & crawl space ceiling, remove old fg batts, 2" rigid for crawl space ceiling, weather strip & sweep for doors | $4,466 | [SF1850385](https://nearbypermits.com/boston/permit/SF1850385/) | | Jun 10, 2026 | [19-21 Summer St](https://nearbypermits.com/boston/address/19--21-summer-st/) | 260 ft NE | Solar | Install 7.79 kW panels. Will not exceed roof panel but will add 6" to height. 19 panels total. No ESS / No Structural. | $30,000 | [SF1845408](https://nearbypermits.com/boston/permit/SF1845408/) | | May 6, 2026 | [19-21 Summer St](https://nearbypermits.com/boston/address/19--21-summer-st/) | 260 ft NE | Solar | Install 7.79 kW panels. Will not exceed roof panel but will add 6" to height. 19 panels total. No ESS / No Structural. | $30,000 | [E1845412](https://nearbypermits.com/boston/permit/E1845412/) | | Jun 8, 2026 | [1 Hartlawn Rd](https://nearbypermits.com/boston/address/1-hartlawn-rd/) | 950 ft SW | Plumbing | rough and finish plumbing for new home | $20,000 | [PL1858818](https://nearbypermits.com/boston/permit/PL1858818/) | | Jun 8, 2026 | [1 Hartlawn Rd](https://nearbypermits.com/boston/address/1-hartlawn-rd/) | 950 ft SW | Plumbing | gas piping for new home | $5,000 | [G1858819](https://nearbypermits.com/boston/permit/G1858819/) | | Jun 2, 2026 | [97 Baker St](https://nearbypermits.com/boston/address/97-baker-st/) | 940 ft SW | Roofing | Full strip and re roof | $6,500 | [SF1847065](https://nearbypermits.com/boston/permit/SF1847065/) | | May 26, 2026 | [100-110 Spring St](https://nearbypermits.com/boston/address/100--110-spring-st/) | 460 ft NW | Alteration or repair | Open cell spray foam 15" r60 ceiling | $7,500 | [SF1843014](https://nearbypermits.com/boston/permit/SF1843014/) | | May 22, 2026 | [54 Cass St](https://nearbypermits.com/boston/address/54-cass-st/) | 430 ft SE | Alteration or repair | Blown in cellulose insulation at exterior walls, air sealing and weatherization. | $5,643 | [SF1847952](https://nearbypermits.com/boston/permit/SF1847952/) | | May 5, 2026 | [1 Hartlawn Rd](https://nearbypermits.com/boston/address/1-hartlawn-rd/) | 950 ft SW | New building | Tear down existing structure at 157 Baker Street and rebuild a new single family dwelling with a one car attached garage. Please note the new building will face the side street and will be known as 1 Hartlawn St.; Requesting Nominal Fee;Single family with attached garage for one vehicle, unfinished | $440,000 | [ERT1770431](https://nearbypermits.com/boston/permit/ERT1770431/) | | May 4, 2026 | [44 Cass St](https://nearbypermits.com/boston/address/44-cass-st/) | 280 ft SE | Plumbing | Install one high-efficiency water heater | $6,000 | [PL1841093](https://nearbypermits.com/boston/permit/PL1841093/) | | May 1, 2026 | [1 Hartlawn Rd](https://nearbypermits.com/boston/address/1-hartlawn-rd/) | 950 ft SW | Demolition | Demo existing structure in order to rebuild new single family dwelling in conjunction with ERT 1770431. Please note the former address was 157 Baker St. We changed the new house to face Hartlawn.Dig Safe#2026-1803335 | $14,800 | [SF1843262](https://nearbypermits.com/boston/permit/SF1843262/) | ### Farther (1,000 ft to ¼ mi), 7 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Aug 28, 2026 | [25-29 Spring St](https://nearbypermits.com/boston/address/25--29-spring-st/) | 0.21 mi NE | Alteration or repair | Retrofit insulation of all exterior walls with fire rated closed cell polyurethane pour foam | $378,500 | [SF1891312](https://nearbypermits.com/boston/permit/SF1891312/) | | Aug 7, 2026 | [92 Baker St](https://nearbypermits.com/boston/address/92-baker-st/) | 0.20 mi SW | Alteration or repair | Remove and replace 1 entry door; like for like size; no structural changes | $16,442 | [SF1879303](https://nearbypermits.com/boston/permit/SF1879303/) | | Jun 26, 2026 | [12 Cypress St](https://nearbypermits.com/boston/address/12-cypress-st/) | 0.23 mi SW | Roofing | strip and replace roof | $9,000 | [SF1854943](https://nearbypermits.com/boston/permit/SF1854943/) | | Jun 10, 2026 | [11 Johnson St](https://nearbypermits.com/boston/address/11-johnson-st/) | 0.23 mi S | Alteration or repair | Installing ductless mini split heat pump system with 1 outdoor unit. | $5,300 | [SF1851667](https://nearbypermits.com/boston/permit/SF1851667/) | | Jun 9, 2026 | [12 Bronx Rd](https://nearbypermits.com/boston/address/12-bronx-rd/) | 0.23 mi SE | Alteration or repair | Deck. Interior renovation & finishing of existing basement Scope: construction of a finished TV/family rm, new bathrm & enclosed mech rm. Work to include framing, insulation drywall, flooring, painting, electrical and lighting installation, plumbing fixtures/connections, Existing structure to remain | $20,000 | [ALT1850287](https://nearbypermits.com/boston/permit/ALT1850287/) | | May 28, 2026 | [2231 Centre St](https://nearbypermits.com/boston/address/2231-centre-st/) | 0.21 mi SE | Fence, wall or deck | a separate company is removing an esisting wood fence and we are installing approx 74ft of 5ft high vinyl picket fence | $4,175 | [SF1847307](https://nearbypermits.com/boston/permit/SF1847307/) | | May 26, 2026 | [11 Johnson St](https://nearbypermits.com/boston/address/11-johnson-st/) | 0.23 mi S | Electrical | Wiring 1 outdoor unit for ductless mini split heat pump system | $1,000 | [E1851636](https://nearbypermits.com/boston/permit/E1851636/) | ## More on this street Other addresses on Cass St with permits, nearest house number first: - [44 Cass St](https://nearbypermits.com/boston/address/44-cass-st/): newest permit May 4, 2026 - [54 Cass St](https://nearbypermits.com/boston/address/54-cass-st/): newest permit May 22, 2026 - [9-11 Cass St](https://nearbypermits.com/boston/address/9--11-cass-st/): newest permit Mar 21, 2026 - [5-7 Cass St](https://nearbypermits.com/boston/address/5--7-cass-st/): newest permit Jun 29, 2026 - [66 Cass St](https://nearbypermits.com/boston/address/66-cass-st/): newest permit Dec 11, 2025 - [95 Cass St](https://nearbypermits.com/boston/address/95-cass-st/): newest permit Jul 24, 2026 - [99 Cass St](https://nearbypermits.com/boston/address/99-cass-st/): newest permit Jul 16, 2025 --- Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-07 20:50 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ Map, all 4 permits at this address and 40 nearby: https://nearbypermits.com/boston/address/35-cass-st/