# Building permits at 44 Cass St, Boston, MA

1 Hartlawn Rd: demolition permitted May 1, a new building May 5.

13 permits on record here. The newest, May 4: Install one high-efficiency water heater. Within a quarter mile, the city has issued 42 more permits (39 projects) since May 1. One is for a new building, 0.22 mi away.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| May 4, 2026 | Plumbing | Install one high-efficiency water heater | $6,000 | [PL1841093](https://nearbypermits.com/boston/permit/PL1841093/) |
| Mar 12, 2026 | Electrical | Mini split work only. Wire 2 air handler, wire 2 heat pumps, wire 3 convenience outlets for mini split system, Install breakers only for mini split system | $3,500 | [E1827605](https://nearbypermits.com/boston/permit/E1827605/) |
| Dec 22, 2025 | Electrical | Second floor addition with 3 bedrooms, 1 bath, and 1 laundry room. Also 200 amp service upgrade | $13,000 | [E1807411](https://nearbypermits.com/boston/permit/E1807411/) |
| Dec 18, 2025 | Plumbing | bathroom and wash machine | $6,500 | [PL1806317](https://nearbypermits.com/boston/permit/PL1806317/) |
| Aug 18, 2025 | Addition | Adding 2nd story addition to existing 1 story home. Two bedroom, two bathroom. Same footprint as 1st floor space. Matching exterior finished | $266,800 | [ALT1643722](https://nearbypermits.com/boston/permit/ALT1643722/) |
| Apr 1, 2022 | Alteration or repair | Install 7 windows for replacement no structural changes | $7,349 | [SF1310347](https://nearbypermits.com/boston/permit/SF1310347/) |
| Jun 30, 2020 | Electrical | Kitchen Renovation | $4,500 | [E1076468](https://nearbypermits.com/boston/permit/E1076468/) |
| Jun 8, 2020 | Plumbing | Kitchen sink, disposal, dishwasher. | $1,500 | [PL1077770](https://nearbypermits.com/boston/permit/PL1077770/) |
| Jun 8, 2020 | Plumbing | Gas range replacement,test | $500 | [G1077767](https://nearbypermits.com/boston/permit/G1077767/) |
| Mar 6, 2020 | Alteration or repair | Kitchen renovation: Includes, demolition of old kitchen, removal of nonstructural partition wall, new floor, new exterior door, new window, new cabinets, new counters | $30,000 | [SF1059351](https://nearbypermits.com/boston/permit/SF1059351/) |
| May 13, 2019 | Electrical | Rewire existing 1st fl bath. Wire 3 existing light fixtures | $800 | [E951995](https://nearbypermits.com/boston/permit/E951995/) |
| May 7, 2019 | Plumbing | bathroom remodel first floor. repipe laundry unit down stairs | $7,000 | [PL949534](https://nearbypermits.com/boston/permit/PL949534/) |
| Apr 10, 2019 | Alteration or repair | Replacement of wall, floor and shower tile Replacement of toilet, vanity and medicine cabinet Addition of bathroom exhaust fan New bathroom hardware | $4,500 | [SF937558](https://nearbypermits.com/boston/permit/SF937558/) |

## Within ¼ mi since May 1, 2026

42 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 |
|---|---|---|---|---|---|---|
| Jun 10, 2026 | [19-21 Summer St](https://nearbypermits.com/boston/address/19--21-summer-st/) | 240 ft N | 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/) | 240 ft N | 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/) |
| May 22, 2026 | [54 Cass St](https://nearbypermits.com/boston/address/54-cass-st/) | 160 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/) |

### This block (250 to 1,000 ft), 22 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 1, 2026 | [2152 Centre St](https://nearbypermits.com/boston/address/2152-centre-st/) | 790 ft NE | 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/) | 790 ft NE | 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/) | 790 ft NE | 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/) | 750 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/) | 750 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/) | 750 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 3, 2026 | [11 Hartlawn Rd](https://nearbypermits.com/boston/address/11-hartlawn-rd/) | 980 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/) | 600 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/) | 600 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/) | 600 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/) | 580 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/) | 790 ft NE | 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/) | 400 ft SW | 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/) | 600 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/) | 790 ft NE | 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 | [5-7 Cass St](https://nearbypermits.com/boston/address/5--7-cass-st/) | 620 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/) | 600 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/) | 610 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/) | 610 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 9, 2026 | [12 Bronx Rd](https://nearbypermits.com/boston/address/12-bronx-rd/) | 1,000 ft S | 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/) | 870 ft 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 | [100-110 Spring St](https://nearbypermits.com/boston/address/100--110-spring-st/) | 730 ft NW | Alteration or repair | Open cell spray foam 15" r60 ceiling | $7,500 | [SF1843014](https://nearbypermits.com/boston/permit/SF1843014/) |

### Farther (1,000 ft to ¼ mi), 17 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Sep 30, 2026 | [2222 Centre St](https://nearbypermits.com/boston/address/2222-centre-st/) | 0.21 mi SE | Fire systems | Tie pre action sprinkler system, protecting elevator, in to fire alarm. This includes Shunt Trip for Elevator | $14,000 | [E1904966](https://nearbypermits.com/boston/permit/E1904966/) |
| Sep 28, 2026 | [2222 Centre St](https://nearbypermits.com/boston/address/2222-centre-st/) | 0.21 mi SE | Fire systems | Tie new elevator pre action sprinkler system in to existing fire alarm system, per attached plans | $14,000 | [EFA1903993](https://nearbypermits.com/boston/permit/EFA1903993/) |
| Sep 10, 2026 | [75 Spring St](https://nearbypermits.com/boston/address/75-spring-st/) | 0.21 mi 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/) | 0.20 mi 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/) | 0.20 mi SW | Plumbing | Replacement of gas water heater | $2,753 | [G1895462](https://nearbypermits.com/boston/permit/G1895462/) |
| Aug 28, 2026 | [25-29 Spring St](https://nearbypermits.com/boston/address/25--29-spring-st/) | 0.21 mi N | 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/) | 0.22 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/) |
| Jul 21, 2026 | [10 Altacrest Rd](https://nearbypermits.com/boston/address/10-altacrest-rd/) | 0.22 mi S | Alteration or repair | Air sealing, weather strip & sweep for doors, fiberglass for rim joist, insulate basement door, & blown in cellulose for exterior walls | $3,474 | [SF1869950](https://nearbypermits.com/boston/permit/SF1869950/) |
| Jul 20, 2026 | [42 Bogandale Rd](https://nearbypermits.com/boston/address/42-bogandale-rd/) | 0.21 mi E | Alteration or repair | Strip existing siding on house use Henry Blueskin then Green guard XPS 350 siding underlayment insulation. Install Certainteed Pacific Blue Monogram Vinyl siding. No Structural Changes | $41,653 | [SF1874379](https://nearbypermits.com/boston/permit/SF1874379/) |
| Jun 29, 2026 | [1 Hartlawn Rd](https://nearbypermits.com/boston/address/1-hartlawn-rd/) | 0.22 mi W | Electrical | wire new single family home with a 200 amp overhead service | $20,000 | [E1865350](https://nearbypermits.com/boston/permit/E1865350/) |
| Jun 10, 2026 | [11 Johnson St](https://nearbypermits.com/boston/address/11-johnson-st/) | 0.22 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 8, 2026 | [1 Hartlawn Rd](https://nearbypermits.com/boston/address/1-hartlawn-rd/) | 0.22 mi W | 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/) | 0.22 mi W | 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/) | 0.20 mi SW | Roofing | Full strip and re roof | $6,500 | [SF1847065](https://nearbypermits.com/boston/permit/SF1847065/) |
| May 26, 2026 | [11 Johnson St](https://nearbypermits.com/boston/address/11-johnson-st/) | 0.22 mi S | Electrical | Wiring 1 outdoor unit for ductless mini split heat pump system | $1,000 | [E1851636](https://nearbypermits.com/boston/permit/E1851636/) |
| May 5, 2026 | [1 Hartlawn Rd](https://nearbypermits.com/boston/address/1-hartlawn-rd/) | 0.22 mi W | 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 1, 2026 | [1 Hartlawn Rd](https://nearbypermits.com/boston/address/1-hartlawn-rd/) | 0.22 mi W | 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/) |

## More on this street

Other addresses on Cass St with permits, nearest house number first:

- [35 Cass St](https://nearbypermits.com/boston/address/35-cass-st/): newest permit Oct 15, 2025
- [54 Cass St](https://nearbypermits.com/boston/address/54-cass-st/): newest permit May 22, 2026
- [66 Cass St](https://nearbypermits.com/boston/address/66-cass-st/): newest permit Dec 11, 2025
- [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
- [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

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-07 18:24 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Map, all 13 permits at this address and 42 nearby: https://nearbypermits.com/boston/address/44-cass-st/