# Building permits at 138 Walter St, Boston, MA

Two permits on record here. The newest, Jan 20: Installation of 1 Tesla powerwall3 battery installed on exterior of home. Within a quarter mile, the city has issued 52 more permits (50 projects) since May 1.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Jan 20, 2026 | Electrical | Installation of 1 Tesla powerwall3 battery installed on exterior of home | $10,000 | [SF1811499](https://nearbypermits.com/boston/permit/SF1811499/) |
| Jan 20, 2026 | Electrical | Installation of 1 Tesla powerwall3 battery installed on exterior of home | $10,000 | [E1811504](https://nearbypermits.com/boston/permit/E1811504/) |

## Within ¼ mi since May 1, 2026

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

### Next door (under 250 ft), 1 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Sep 4, 2026 | [125 Walter St](https://nearbypermits.com/boston/address/125-walter-st/) | 190 ft SE | Demolition | replace decking and rails on front porch | $15,000 | [SF1897761](https://nearbypermits.com/boston/permit/SF1897761/) |

### This block (250 to 1,000 ft), 24 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 8, 2026 | [99 Walter St](https://nearbypermits.com/boston/address/99-walter-st/) | 470 ft S | Plumbing | Add half bath in garage, run new water and sewer to main house | $8,000 | [PL1908365](https://nearbypermits.com/boston/permit/PL1908365/) |
| Oct 8, 2026 | [104r-106r Walter St](https://nearbypermits.com/boston/address/104r--106r-walter-st/) | 350 ft SW | Solar | Rough electrical wiring for contracted 'Enphase' solar system. (Final permits to be applied for at a later date) | $2,000 | [E1901583](https://nearbypermits.com/boston/permit/E1901583/) |
| Oct 5, 2026 | [182 Walter St](https://nearbypermits.com/boston/address/182-walter-st/) | 610 ft N | Electrical | New service for COB Street light control cabinet. | $15,000 | [E1906124](https://nearbypermits.com/boston/permit/E1906124/) |
| Sep 25, 2026 | [13 Ashfield St](https://nearbypermits.com/boston/address/13-ashfield-st/) | 940 ft S | Electrical | Replace blocks in meter for Eversource AMI project | $2,000 | [E1891404](https://nearbypermits.com/boston/permit/E1891404/) |
| Sep 18, 2026 | [11 Ardale St](https://nearbypermits.com/boston/address/11-ardale-st/) | 1,000 ft SW | Alteration or repair | Demolish existing deck. Dig 5 new 12" footings. Frame a new deck and stairs out of 2x8 pressure treated lumber. Install mahogany decking. Reuse handrails. | $34,250 | [SF1902420](https://nearbypermits.com/boston/permit/SF1902420/) |
| Sep 14, 2026 | [99 Walter St](https://nearbypermits.com/boston/address/99-walter-st/) | 470 ft S | Alteration or repair | Interior renovation of an existing one-family dwelling garage to change its use from a parking garage to an art studio, as shown on the plans. | $107,000 | [ALT1844025](https://nearbypermits.com/boston/permit/ALT1844025/) |
| Sep 8, 2026 | [57 Walter St](https://nearbypermits.com/boston/address/57-walter-st/) | 980 ft SW | Alteration or repair | confirm occupancy of existing single family | Not listed | [ALT1880633](https://nearbypermits.com/boston/permit/ALT1880633/) |
| Sep 1, 2026 | [178 Walter St](https://nearbypermits.com/boston/address/178-walter-st/) | 560 ft N | Roofing | Strip and re-roof | $8,750 | [SF1894127](https://nearbypermits.com/boston/permit/SF1894127/) |
| Aug 27, 2026 | [15 Ashfield St](https://nearbypermits.com/boston/address/15-ashfield-st/) | 900 ft S | Electrical | Wire a new dormer | $9,500 | [E1895005](https://nearbypermits.com/boston/permit/E1895005/) |
| Aug 25, 2026 | [57 Walter St](https://nearbypermits.com/boston/address/57-walter-st/) | 980 ft SW | Roofing | Pending;ALT1880633 Occupancy Committee.strip and install a new roof | $23,045 | [SF1879588](https://nearbypermits.com/boston/permit/SF1879588/) |
| Aug 9, 2026 | [12 Primrose St](https://nearbypermits.com/boston/address/12-primrose-st/) | 880 ft S | Electrical | Upgrade service to 200 Amps per unit | $7,500 | [E1882556](https://nearbypermits.com/boston/permit/E1882556/) |
| Aug 6, 2026 | [109 Walter St](https://nearbypermits.com/boston/address/109-walter-st/) | 370 ft S | Alteration or repair | insulate kneewall slope and gable end wall with fiberglass and 2": thermal barrier board insulate attic slope with cellulose insulation install bath fan hose | $4,107 | [SF1880353](https://nearbypermits.com/boston/permit/SF1880353/) |
| Jul 21, 2026 | [16 Ashfield St](https://nearbypermits.com/boston/address/16-ashfield-st/) | 980 ft S | Alteration or repair | Weatherization, Insulation, Air Sealing | $7,100 | [SF1862724](https://nearbypermits.com/boston/permit/SF1862724/) |
| Jul 20, 2026 | [28 Primrose St](https://nearbypermits.com/boston/address/28-primrose-st/) | 680 ft S | Alteration or repair | Insulation work as part of the MASS Save program. We are only doing unit 2 | $6,000 | [SF1864438](https://nearbypermits.com/boston/permit/SF1864438/) |
| Jul 7, 2026 | [20 Cotton St](https://nearbypermits.com/boston/address/20-cotton-st/) | 720 ft SE | Addition | 342 Sf single story addition off the back of the existing home. New footings, framing, windows, doors, electrical & HVAC is proposed. As well as a partial renovation to the existing half bath to a full bath next to the addition. | $152,000 | [ALT1734282](https://nearbypermits.com/boston/permit/ALT1734282/) |
| Jul 2, 2026 | [51 Cotton St](https://nearbypermits.com/boston/address/51-cotton-st/) | 330 ft SE | Alteration or repair | Remove & replace 1 patio door; 1 entry door; like for like size; no structural changes | $15,096 | [SF1862509](https://nearbypermits.com/boston/permit/SF1862509/) |
| Jun 23, 2026 | [15 Ashfield St](https://nearbypermits.com/boston/address/15-ashfield-st/) | 900 ft S | Alteration or repair | Confirm occupancy of single family &; Construct a shed style dormer with interior finishes.; | $229,438 | [ALT1832903](https://nearbypermits.com/boston/permit/ALT1832903/) |
| May 29, 2026 | [21 Mendum St](https://nearbypermits.com/boston/address/21-mendum-st/) | 590 ft SE | Alteration or repair | Per Pat Curran's instructions, this is a permit to replace existing siding with Hardie plank, install new window trim, corner boards and water table and paint the house. | $91,207 | [SF1850763](https://nearbypermits.com/boston/permit/SF1850763/) |
| May 27, 2026 | [112 Walter St](https://nearbypermits.com/boston/address/112-walter-st/) | 270 ft S | Alteration or repair | Air sealing, Insulation, Weatherization | $13,413 | [SF1849769](https://nearbypermits.com/boston/permit/SF1849769/) |
| May 27, 2026 | [34 Mendum St](https://nearbypermits.com/boston/address/34-mendum-st/) | 430 ft SE | Alteration or repair | Remove and replace 1 window; like for like size; no structural changes | $8,309 | [SF1847234](https://nearbypermits.com/boston/permit/SF1847234/) |
| May 22, 2026 | [104 Walter St](https://nearbypermits.com/boston/address/104-walter-st/) | 370 ft S | Solar | Installation of (12) 440w roof top solar modules and associated electrical work. | $25,329 | [SF1842764](https://nearbypermits.com/boston/permit/SF1842764/) |
| May 19, 2026 | [112 Walter St](https://nearbypermits.com/boston/address/112-walter-st/) | 270 ft S | Mechanical (HVAC) | - Installation of 3.5 ton ductless heat pump system to serve the home | $31,913 | [SF1846309](https://nearbypermits.com/boston/permit/SF1846309/) |
| May 14, 2026 | [37 Eldon St](https://nearbypermits.com/boston/address/37-eldon-st/) | 700 ft NW | Solar | Installation of roof mounted photovoltaic solar systems, 10.66 KW 26 panels with installation of 1 franklin battery installed on exterior of home | $76,800 | [E1848361](https://nearbypermits.com/boston/permit/E1848361/) |
| May 7, 2026 | [112 Walter St](https://nearbypermits.com/boston/address/112-walter-st/) | 270 ft S | Electrical | - Service upgrade 100A to 200A - Wiring of 1 heat pump condenser - GFCI outlet | $6,950 | [E1846310](https://nearbypermits.com/boston/permit/E1846310/) |

### Farther (1,000 ft to ¼ mi), 27 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 5, 2026 | [40 Arborough Rd](https://nearbypermits.com/boston/address/40-arborough-rd/) | 0.22 mi SE | Electrical | 200amp service upgrade 1 heat pump condenser | $5,000 | [E1905215](https://nearbypermits.com/boston/permit/E1905215/) |
| Sep 30, 2026 | [22-24 Arborough Rd](https://nearbypermits.com/boston/address/22--24-arborough-rd/) | 0.23 mi SE | Roofing | Replace the asphalt roof on home. | $19,500 | [SF1905779](https://nearbypermits.com/boston/permit/SF1905779/) |
| Sep 8, 2026 | [52 Walter St](https://nearbypermits.com/boston/address/52-walter-st/) | 0.19 mi SW | Alteration or repair | Remove Non-Structural wall, patch and paint to match. Flooring repairs where wall was located. | $4,200 | [SF1895302](https://nearbypermits.com/boston/permit/SF1895302/) |
| Sep 3, 2026 | [83 Selwyn St](https://nearbypermits.com/boston/address/83-selwyn-st/) | 0.23 mi W | Roofing | Furnish and install a new asphalt shingle and EPDM (rubber) roofing system on home. | $14,713 | [SF1885702](https://nearbypermits.com/boston/permit/SF1885702/) |
| Sep 1, 2026 | [18 Basto Te](https://nearbypermits.com/boston/address/18-basto-te/) | 0.24 mi S | Alteration or repair | Insulation work as part of the MASS Save program. | $3,000 | [SF1895105](https://nearbypermits.com/boston/permit/SF1895105/) |
| Sep 1, 2026 | [40 Arborough Rd](https://nearbypermits.com/boston/address/40-arborough-rd/) | 0.22 mi SE | Alteration or repair | Mass save insulation | $6,579 | [SF1889575](https://nearbypermits.com/boston/permit/SF1889575/) |
| Sep 1, 2026 | [32 Arborough Rd](https://nearbypermits.com/boston/address/32-arborough-rd/) | 0.22 mi SE | Alteration or repair | Demo decking and rotted framing, replace where needed. Possibly add new footing if not proper. Replace decking rails with cable rail Replace decking | $40,425 | [SF1885909](https://nearbypermits.com/boston/permit/SF1885909/) |
| Aug 31, 2026 | [87 Selwyn St](https://nearbypermits.com/boston/address/87-selwyn-st/) | 0.24 mi W | Roofing | Strip and re roof house to code. 2 sq EPDM rubber, 17 squares shingle Fox Hollow Gray, 57 sheets wood decking (OSB). 6 ft Ice and water, GAF synthetic underlayment, new pipe flashings, Ice and water around all flashings, 6 nails per shingle, GAF hip and ridge cap. Insulation for rubber section | $26,679 | [SF1895400](https://nearbypermits.com/boston/permit/SF1895400/) |
| Aug 26, 2026 | [14 Symmes St](https://nearbypermits.com/boston/address/14-symmes-st/) | 0.23 mi S | Alteration or repair | Change of Occupancy from a single family with ADU to 2 family | $1,000 | [ALT1885542](https://nearbypermits.com/boston/permit/ALT1885542/) |
| Aug 10, 2026 | [49 Fairview St](https://nearbypermits.com/boston/address/49-fairview-st/) | 0.20 mi SE | Plumbing | gas stove on 3rd floor | $350 | [G1882971](https://nearbypermits.com/boston/permit/G1882971/) |
| Aug 6, 2026 | [10 Symmes St](https://nearbypermits.com/boston/address/10-symmes-st/) | 0.23 mi S | Roofing | Remove existing cupola and replace roofing underneath. | $2,499 | [SF1880912](https://nearbypermits.com/boston/permit/SF1880912/) |
| Jul 28, 2026 | [52 Walter St](https://nearbypermits.com/boston/address/52-walter-st/) | 0.19 mi SW | Electrical | rewire 2nd floor bathroom- minor reno (new bath, new tile) wire new 1/2 bathroom on 2rd floor | $4,000 | [E1878807](https://nearbypermits.com/boston/permit/E1878807/) |
| Jul 23, 2026 | [52 Walter St](https://nearbypermits.com/boston/address/52-walter-st/) | 0.19 mi SW | Plumbing | Second floor a toilet and a lab third floor a tub, a sink.And a toilet | $9,000 | [PL1877420](https://nearbypermits.com/boston/permit/PL1877420/) |
| Jul 23, 2026 | [52 Walter St](https://nearbypermits.com/boston/address/52-walter-st/) | 0.19 mi SW | Plumbing | Installin one full bath in the basement with a shower and kitchen. Sake and a laundry room, awful, bad catch you. Sick, how long do you go on?Take a number oh | $9,000 | [PL1877373](https://nearbypermits.com/boston/permit/PL1877373/) |
| Jul 22, 2026 | [10 Ashfield St](https://nearbypermits.com/boston/address/10-ashfield-st/) | 0.20 mi S | Fence, wall or deck | Back Deck Renovation: remove railing, balusters, wood floor. Replace 4x4 poles that necessary.cover support system. Instal new AZEK floor, cover 4x4 posts. Install universal rail KIt | $23,000 | [SF1870584](https://nearbypermits.com/boston/permit/SF1870584/) |
| Jul 21, 2026 | [52 Walter St](https://nearbypermits.com/boston/address/52-walter-st/) | 0.19 mi SW | Alteration or repair | Half bath addition and Full bathroom remodel | $50,676 | [SF1875125](https://nearbypermits.com/boston/permit/SF1875125/) |
| Jun 8, 2026 | [41 Fairview St](https://nearbypermits.com/boston/address/41-fairview-st/) | 0.20 mi SE | Solar | Remove pre-existent solar array for roof replacement. 20 panels total. Reinstall solar on roof. | $6,000 | [SF1856572](https://nearbypermits.com/boston/permit/SF1856572/) |
| Jun 8, 2026 | [41 Fairview St](https://nearbypermits.com/boston/address/41-fairview-st/) | 0.20 mi SE | Solar | Remove pre-existent solar array for roof replacement. 20 panels total. Reinstall solar on roof. | $6,000 | [E1856576](https://nearbypermits.com/boston/permit/E1856576/) |
| Jun 8, 2026 | [41 Fairview St](https://nearbypermits.com/boston/address/41-fairview-st/) | 0.20 mi SE | Roofing | Asphalt shingles replacement on the entire house. | $25,199 | [SF1850286](https://nearbypermits.com/boston/permit/SF1850286/) |
| Jun 4, 2026 | [65 Selwyn St](https://nearbypermits.com/boston/address/65-selwyn-st/) | 0.19 mi W | Alteration or repair | replacement of existing fire escape stairs and rebuild in same foot print as originals | $49,920 | [SF1847213](https://nearbypermits.com/boston/permit/SF1847213/) |
| May 27, 2026 | [73 Ardale St](https://nearbypermits.com/boston/address/73-ardale-st/) | 0.24 mi W | Plumbing | Bathroom remodel | $7,000 | [PL1853744](https://nearbypermits.com/boston/permit/PL1853744/) |
| May 27, 2026 | [73 Ardale St](https://nearbypermits.com/boston/address/73-ardale-st/) | 0.24 mi W | Electrical | Bathroom renovation with 2 x recessed lights, 1 x bathroom fan, 1 x GFCI, 1 x vanity light, circuit breakers as needed | $1,500 | [E1853816](https://nearbypermits.com/boston/permit/E1853816/) |
| May 19, 2026 | [32-34 Fairview St](https://nearbypermits.com/boston/address/32--34-fairview-st/) | 0.20 mi S | Alteration or repair | Bathroom Renovation: No change to plumbing location, and no removal or relocation of walls. Removing horsehair wall covering and replacing it with sheetrock. Replacing tub, tub surround, showerhead, exhaust fan, vanity, and toilet with new fixtures. Adding a heated tiled floor. | $20,000 | [SF1842620](https://nearbypermits.com/boston/permit/SF1842620/) |
| May 13, 2026 | [26 Fairview St](https://nearbypermits.com/boston/address/26-fairview-st/) | 0.22 mi S | Roofing | Remove existing asphalt shingles and install new asphalt shingles, underlayment, flashing, and proper ventilation. Owens Corning | $18,775 | [SF1843645](https://nearbypermits.com/boston/permit/SF1843645/) |
| May 13, 2026 | [86-88 Knoll St](https://nearbypermits.com/boston/address/86--88-knoll-st/) | 0.24 mi W | Plumbing | Replace water heater | $2,000 | [PL1848967](https://nearbypermits.com/boston/permit/PL1848967/) |
| May 13, 2026 | [86-88 Knoll St](https://nearbypermits.com/boston/address/86--88-knoll-st/) | 0.24 mi W | Plumbing | Replace water heater | $2,000 | [G1848968](https://nearbypermits.com/boston/permit/G1848968/) |
| May 11, 2026 | [32-34 Fairview St](https://nearbypermits.com/boston/address/32--34-fairview-st/) | 0.20 mi S | Plumbing | Replace toilet, bathtub, and sink on 2nd floor | $4,500 | [PL1847406](https://nearbypermits.com/boston/permit/PL1847406/) |

## 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 Walter St with permits, nearest house number first:

- [125 Walter St](https://nearbypermits.com/boston/address/125-walter-st/): newest permit Sep 4, 2026
- [156 Walter St](https://nearbypermits.com/boston/address/156-walter-st/): newest permit Jan 6, 2025
- [117 Walter St](https://nearbypermits.com/boston/address/117-walter-st/): newest permit Oct 8, 2025
- [112 Walter St](https://nearbypermits.com/boston/address/112-walter-st/): newest permit May 27, 2026
- [109 Walter St](https://nearbypermits.com/boston/address/109-walter-st/): newest permit Aug 6, 2026
- [107 Walter St](https://nearbypermits.com/boston/address/107-walter-st/): newest permit Oct 15, 2024
- [104 Walter St](https://nearbypermits.com/boston/address/104-walter-st/): newest permit May 22, 2026
- [99 Walter St](https://nearbypermits.com/boston/address/99-walter-st/): newest permit Oct 8, 2026
- [178 Walter St](https://nearbypermits.com/boston/address/178-walter-st/): newest permit Sep 1, 2026
- [182 Walter St](https://nearbypermits.com/boston/address/182-walter-st/): newest permit Oct 5, 2026

---
Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-12 01:07 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, 23:47 UTC.

Map, both permits at this address and 52 nearby: https://nearbypermits.com/boston/address/138-walter-st/