# Building permits at 18 Carroll St, Boston, MA

Three permits on record here. The newest, Jul 7: Wire a 10KW mini split system. Within a quarter mile, the city has issued 39 more permits (37 projects) since May 1.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Jul 7, 2026 | Electrical | Wire a 10KW mini split system. | $1,200 | [E1869299](https://nearbypermits.com/boston/permit/E1869299/) |
| Jul 3, 2026 | Mechanical (HVAC) | Install Custom Comfort, Extreme Heat, 6 Zone Mini Split System. 55k Heat Pump/Condenser at Ground Level in the Rear of the House, 12k Wall Mounted Unit, Living Room, Two 9k, Wall Mounted Units for Kitchen and Laundry Area in Basement, Two 6k Wall Mounted Units for 2 Offices. | $23,000 | [SF1864950](https://nearbypermits.com/boston/permit/SF1864950/) |
| Apr 4, 2019 | Alteration or repair | Walls - Vinyl - 4" Dense Pack Cellulose | $382 | [SF937890](https://nearbypermits.com/boston/permit/SF937890/) |

## Within ¼ mi since May 1, 2026

39 permits in the circle. From our copy of the city's data (last 24 months).

### Next door (under 250 ft), 2 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Sep 18, 2026 | [9 Carroll St](https://nearbypermits.com/boston/address/9-carroll-st/) | 180 ft E | Alteration or repair | Residential weatherization/air sealing. No structural changes. (Site id-879179) yr2 | $7,000 | [SF1893899](https://nearbypermits.com/boston/permit/SF1893899/) |
| Jul 28, 2026 | [9 Carroll St](https://nearbypermits.com/boston/address/9-carroll-st/) | 180 ft E | Alteration or repair | Residential weatherization/air sealing. No structural changes. (Site ID-879179) | $7,000 | [SF1873784](https://nearbypermits.com/boston/permit/SF1873784/) |

### This block (250 to 1,000 ft), 21 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 5, 2026 | [14 Addington Rd](https://nearbypermits.com/boston/address/14-addington-rd/) | 1,000 ft NE | Addition | Demo existing 1-story, (6.5'x20.1') 3-season sunroom structure. Proposed construction consists of a 1-story, 12' x 22.5' wood frame structure, 2-room addition, supported on reinforced concrete pier footings. One room will be a family room, and the other room will be full bathroom. | $85,000 | [ALT1824218](https://nearbypermits.com/boston/permit/ALT1824218/) |
| Sep 23, 2026 | [181 Perham St](https://nearbypermits.com/boston/address/181-perham-st/) | 550 ft SE | Alteration or repair | Remodel kitchen and 2 1/2 bathrooms and add full bathroom Replace windows flooring interior trim and doors board and plaster | $224,730 | [SF1903730](https://nearbypermits.com/boston/permit/SF1903730/) |
| Sep 22, 2026 | [23 Bertson Av](https://nearbypermits.com/boston/address/23-bertson-av/) | 540 ft E | Roofing | Strip & re-roof existing shingles/roofing, replace existing ridge vent, ice/water & drip edges, chimney flashing & counter-flashing; | $15,000 | [SF1895971](https://nearbypermits.com/boston/permit/SF1895971/) |
| Sep 18, 2026 | [280 Vermont St](https://nearbypermits.com/boston/address/280-vermont-st/) | 450 ft E | Alteration or repair | Residential weatherization/air sealing. No structural changes. (Site ID - 882158) | $4,000 | [SF1895055](https://nearbypermits.com/boston/permit/SF1895055/) |
| Sep 4, 2026 | [9 Temple Te](https://nearbypermits.com/boston/address/9-temple-te/) | 600 ft W | Alteration or repair | Remove and replace 9 windows, like for like, same size, no structural changes | $25,425 | [SF1895039](https://nearbypermits.com/boston/permit/SF1895039/) |
| Sep 2, 2026 | [15 Bertson Av](https://nearbypermits.com/boston/address/15-bertson-av/) | 650 ft E | Alteration or repair | Insulate Walls | $2,754 | [SF1894786](https://nearbypermits.com/boston/permit/SF1894786/) |
| Sep 1, 2026 | [675 Lagrange St](https://nearbypermits.com/boston/address/675-lagrange-st/) | 820 ft NE | Alteration or repair | install 18 harvey replacement windows. Energy star, inserts only with no structural work | $20,560 | [SF1886118](https://nearbypermits.com/boston/permit/SF1886118/) |
| Aug 20, 2026 | [266 Vermont St](https://nearbypermits.com/boston/address/266-vermont-st/) | 610 ft E | Roofing | Strip roof. Install ice and water shield and synthetic underlayer. Install GAF Architect Type Roofing Shingles. | $13,050 | [SF1889517](https://nearbypermits.com/boston/permit/SF1889517/) |
| Aug 11, 2026 | [644 Lagrange St](https://nearbypermits.com/boston/address/644-lagrange-st/) | 700 ft E | Alteration or repair | Fixing threshold on back of house | Not listed | [SF1886479](https://nearbypermits.com/boston/permit/SF1886479/) |
| Aug 6, 2026 | [644 Lagrange St](https://nearbypermits.com/boston/address/644-lagrange-st/) | 700 ft E | Alteration or repair | Fixing the wood on the outside of the house due to damage from tree branch; | Not listed | [SF1883569](https://nearbypermits.com/boston/permit/SF1883569/) |
| Jul 30, 2026 | [20 Lasell St](https://nearbypermits.com/boston/address/20-lasell-st/) | 580 ft W | Alteration or repair | Insulate rim joist. | $1,000 | [SF1877690](https://nearbypermits.com/boston/permit/SF1877690/) |
| Jul 24, 2026 | [342 Temple St](https://nearbypermits.com/boston/address/342-temple-st/) | 710 ft W | Alteration or repair | This is a backyard renovation with no modifications to current home. Wish to add: pool, patio, pergola, and shed to the current backyard. Working with CJ Pickering Enterprises for pool and patio installation. Pergola is homeowner assemble/install. The shed premade/delivered by Skip's outdoor shed | $97,480 | [ALT1839504](https://nearbypermits.com/boston/permit/ALT1839504/) |
| Jul 14, 2026 | [711 Lagrange St](https://nearbypermits.com/boston/address/711-lagrange-st/) | 990 ft N | Electrical | 200A service upgrade; full outlet/switch/fixture replacements; basement lighting + new AFCI circuit; new dryer, sump pump, living room and wood room lighting circuits; 2nd-floor bath fan + circuit; permit filing included. | $16,000 | [E1871160](https://nearbypermits.com/boston/permit/E1871160/) |
| Jul 13, 2026 | [280 Vermont St](https://nearbypermits.com/boston/address/280-vermont-st/) | 450 ft E | Electrical | Mini split wiring (3 Ton), Electric water heater | $1,600 | [E1867364](https://nearbypermits.com/boston/permit/E1867364/) |
| Jun 29, 2026 | [280 Vermont St](https://nearbypermits.com/boston/address/280-vermont-st/) | 450 ft E | Plumbing | Replace Water Heater | $500 | [PL1865267](https://nearbypermits.com/boston/permit/PL1865267/) |
| May 26, 2026 | [311 Temple St](https://nearbypermits.com/boston/address/311-temple-st/) | 440 ft SW | Alteration or repair | Replace all siding on house. No electrical work will be involved. | $25,000 | [SF1849427](https://nearbypermits.com/boston/permit/SF1849427/) |
| May 20, 2026 | [683 Lagrange St](https://nearbypermits.com/boston/address/683-lagrange-st/) | 860 ft NE | Solar | Installation of roof mounted photovoltaic solar systems, 6.56 kw 16 panels with installation of 1 franklin battery installed on exterior of home | $61,200 | [SF1841528](https://nearbypermits.com/boston/permit/SF1841528/) |
| May 20, 2026 | [683 Lagrange St](https://nearbypermits.com/boston/address/683-lagrange-st/) | 860 ft NE | Solar | Installation of roof mounted photovoltaic solar systems, 6.56 kw 16 panels with installation of 1 franklin battery installed on exterior of home | $61,200 | [E1841530](https://nearbypermits.com/boston/permit/E1841530/) |
| May 8, 2026 | [30 Bertson Av](https://nearbypermits.com/boston/address/30-bertson-av/) | 610 ft SE | Alteration or repair | Installation of (2) Sliding Patio Doors | $16,082 | [SF1843528](https://nearbypermits.com/boston/permit/SF1843528/) |
| May 6, 2026 | [28 Lasell St](https://nearbypermits.com/boston/address/28-lasell-st/) | 520 ft W | Electrical | Install new subpanel on 2 nd floor and rewire 3 bedrooms | $2,000 | [E1842743](https://nearbypermits.com/boston/permit/E1842743/) |
| May 4, 2026 | [15 Bertson Av](https://nearbypermits.com/boston/address/15-bertson-av/) | 650 ft E | Addition | Build a two story addition on the rear of the house and renovate the kitchen. | $200,000 | [ALT1788610](https://nearbypermits.com/boston/permit/ALT1788610/) |

### Farther (1,000 ft to ¼ mi), 16 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Sep 21, 2026 | [16 Durant St](https://nearbypermits.com/boston/address/16-durant-st/) | 0.25 mi SW | Plumbing | gas piping to install (1) boiler to replace existing | $3,500 | [G1902493](https://nearbypermits.com/boston/permit/G1902493/) |
| Sep 18, 2026 | [615 Lagrange St](https://nearbypermits.com/boston/address/615-lagrange-st/) | 0.20 mi E | Alteration or repair | Residential weatherization/air sealing. No structural changes. (Site ID-878223) | $8,000 | [SF1894518](https://nearbypermits.com/boston/permit/SF1894518/) |
| Sep 15, 2026 | [131 Dent St](https://nearbypermits.com/boston/address/131-dent-st/) | 0.23 mi SE | Plumbing | * Open the necessary sections of the basement ceiling to access the existing piping. * Remove and replace the sewer branch line serving the second-floor restroom, beginning at the basement ceiling. * Replace the accessible main sewer piping through the basement, continuing to just before the foundat | $8,000 | [PL1901297](https://nearbypermits.com/boston/permit/PL1901297/) |
| Sep 11, 2026 | [370 Vermont St](https://nearbypermits.com/boston/address/370-vermont-st/) | 0.19 mi SW | Electrical | installation of conduits for padmount transformer | $25,000 | [E1900324](https://nearbypermits.com/boston/permit/E1900324/) |
| Sep 3, 2026 | [59 Sherbrook St](https://nearbypermits.com/boston/address/59-sherbrook-st/) | 0.25 mi SE | Mechanical (HVAC) | Installation of a Mitsubishi 12,000 BTU wall mounted ductless unit. Installation of a Mitsubishi 6,000 BTU wall-mounted ductless unit. | $6,897 | [SF1880094](https://nearbypermits.com/boston/permit/SF1880094/) |
| Aug 10, 2026 | [14 Thurlow St](https://nearbypermits.com/boston/address/14-thurlow-st/) | 0.23 mi SE | Alteration or repair | Residential weatherization/air sealing. No structural changes. (Site ID-877984) | $2,000 | [SF1878206](https://nearbypermits.com/boston/permit/SF1878206/) |
| Aug 6, 2026 | [59 Sherbrook St](https://nearbypermits.com/boston/address/59-sherbrook-st/) | 0.25 mi SE | Electrical | Installation of a new high voltage electrical for (1) system. Includes: - New disconnect with surge protector built-in - New GFCI - New dedicated circuit - New wiring for the HVAC system | $1,050 | [E1880095](https://nearbypermits.com/boston/permit/E1880095/) |
| Jul 20, 2026 | [19 Sherbrook St](https://nearbypermits.com/boston/address/19-sherbrook-st/) | 0.25 mi SE | Alteration or repair | Replace Existing Deck. No change to dimensions. | $25,000 | [SF1862124](https://nearbypermits.com/boston/permit/SF1862124/) |
| Jul 9, 2026 | [18 Addington Rd](https://nearbypermits.com/boston/address/18-addington-rd/) | 0.21 mi NE | Alteration or repair | Remove and replace 5 windows, 1 patio door; like for like size; no structural changes | $22,439 | [SF1865240](https://nearbypermits.com/boston/permit/SF1865240/) |
| Jul 8, 2026 | [15 Sherbrook St](https://nearbypermits.com/boston/address/15-sherbrook-st/) | 0.25 mi SE | Electrical | Updating the Existing Solar Mods and Inverter Old - 16 Trina 245PA05 Inverter PVI 3.6-OUTD New - 16 Trina 275PD05.05 (1) Delta E4_BDI // RPI402EBDI0T2-E. Apsmart rsd-s-plc | $5,000 | [E1850211](https://nearbypermits.com/boston/permit/E1850211/) |
| Jul 6, 2026 | [860 Vfw Pw](https://nearbypermits.com/boston/address/860-vfw-pw/) | 0.20 mi N | Plumbing | replacement of 80k btu gas furnace | $12,000 | [G1867191](https://nearbypermits.com/boston/permit/G1867191/) |
| Jun 15, 2026 | [228 Temple St](https://nearbypermits.com/boston/address/228-temple-st/) | 0.20 mi S | Electrical | New 200 amp service panel is getting upgraded. Installing a 200 amp meter main on the outside of the building Coming up through the roof and the point of attachment is staying the same Installing new ground rods and new water ground | $10,000 | [E1860314](https://nearbypermits.com/boston/permit/E1860314/) |
| Jun 5, 2026 | [123 Sanborn Av](https://nearbypermits.com/boston/address/123-sanborn-av/) | 0.23 mi S | Alteration or repair | Replacement of existing exterior siding with Hardie Plank cement siding. | $20,000 | [SF1851665](https://nearbypermits.com/boston/permit/SF1851665/) |
| May 19, 2026 | [216 Temple St](https://nearbypermits.com/boston/address/216-temple-st/) | 0.21 mi S | Alteration or repair | Replace existing siding and roofing and some interior works | $50,000 | [SF1850859](https://nearbypermits.com/boston/permit/SF1850859/) |
| May 7, 2026 | [885 Vfw Pw](https://nearbypermits.com/boston/address/885-vfw-pw/) | 0.22 mi NW | Electrical | Bathroom renovation | $3,300 | [E1845778](https://nearbypermits.com/boston/permit/E1845778/) |
| May 4, 2026 | [885 Vfw Pw](https://nearbypermits.com/boston/address/885-vfw-pw/) | 0.22 mi NW | Plumbing | Plumbing for a bathroom renovation on the 1st floor | $4,000 | [PL1845292](https://nearbypermits.com/boston/permit/PL1845292/) |

## Zoning requests nearby

There are no zoning requests on file within ¼ mi. Boston's feed was last read Oct 11.

## More on this street

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

- [17 Carroll St](https://nearbypermits.com/boston/address/17-carroll-st/): newest permit Jul 19, 2025
- [9 Carroll St](https://nearbypermits.com/boston/address/9-carroll-st/): newest permit Sep 18, 2026
- [60 Carroll St](https://nearbypermits.com/boston/address/60-carroll-st/): newest permit Oct 9, 2025
- [68 Carroll St](https://nearbypermits.com/boston/address/68-carroll-st/): newest permit Oct 28, 2025

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-11 05:46 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 11, 04:17 UTC.

Map, all 3 permits at this address and 39 nearby: https://nearbypermits.com/boston/address/18-carroll-st/