# Building permits at 100 Western Av, Boston, MA

The biggest project within a quarter mile since May 1: a $3.8M alteration or repair at 35 Harvard Wy, permitted May 12.

12 permits on record here. The newest, Jan 21: 9th Floor Tenant Genentech low voltage network cabling. Within a quarter mile, the city has issued 35 more permits (33 projects) since May 1.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Jan 21, 2026 | Electrical | 9th Floor Tenant Genentech low voltage network cabling | $75,000 | [ELV1811332](https://nearbypermits.com/boston/permit/ELV1811332/) |
| Jan 20, 2026 | Electrical | Genentech Sound Masking | $20,000 | [ELV1812976](https://nearbypermits.com/boston/permit/ELV1812976/) |
| Jan 20, 2026 | Electrical | Low Voltage Cabling for AV use. Genentech on the 9th floor | $32,000 | [ELV1812975](https://nearbypermits.com/boston/permit/ELV1812975/) |
| Oct 24, 2025 | Electrical | ERC - BRIC Tenant Improvements East Lab Level 9. MISC Low Voltage HVAC Control Wiring KG 253405 | $124,400 | [ELV1790122](https://nearbypermits.com/boston/permit/ELV1790122/) |
| Sep 9, 2025 | Electrical | L25036- wire and install teledata on the 2nd floor for the 1 Milestone project | $41,600 | [ELV1771136](https://nearbypermits.com/boston/permit/ELV1771136/) |
| Jul 9, 2025 | Electrical | Low Voltage cabling for AV Use. Floors L1, 1, and 2 All work is at the ERC Lab Building | $70,000 | [ELV1744951](https://nearbypermits.com/boston/permit/ELV1744951/) |
| Jun 18, 2025 | Electrical | ERC, 2nd Floor East - One Milestone MISC Low Voltage HVAC Control Wiring KG 253262 | $132,000 | [ELV1724434](https://nearbypermits.com/boston/permit/ELV1724434/) |
| Mar 25, 2025 | Electrical | 126 telecom drops on the 2nd floor of 100 Western Ave for tenant Studio Labs JC-257105 | $36,177 | [ELV1698926](https://nearbypermits.com/boston/permit/ELV1698926/) |
| Mar 4, 2025 | Plumbing | Fit out for ground up construction where will be installing plumbing fixtures and equipment. | $635,000 | [PL1696178](https://nearbypermits.com/boston/permit/PL1696178/) |
| Jan 16, 2025 | Electrical | 100-112 Western Ave. Hrvd Enterprise Research Campus Treehouse. Misc. Low Voltage HVAC Control Wiring. JAG-231918 | $500,000 | [ELV1683669](https://nearbypermits.com/boston/permit/ELV1683669/) |
| Nov 20, 2017 | Electrical | Install new Parking lot pole light and underground conduits in Parking lot off Western Ave, (Also known as SORP Parking Lot) South of Roterdamn St | $5,000 | [E778821](https://nearbypermits.com/boston/permit/E778821/) |
| Nov 17, 2016 | Electrical | Install New parking lot Poles & underground conduits @ 100 Westerm Ave Harvard Business | $50,000 | [E658299](https://nearbypermits.com/boston/permit/E658299/) |

## Within ¼ mi since May 1, 2026

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

### This block (250 to 1,000 ft), 23 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Sep 25, 2026 | [20 Western Av](https://nearbypermits.com/boston/address/20-western-av/) | 730 ft NE | Other | Erect 30x40 tent on 9/30/26, removal on 10/5/26. | $2,415 | [SF1902069](https://nearbypermits.com/boston/permit/SF1902069/) |
| Sep 17, 2026 | [55 Hopedale St](https://nearbypermits.com/boston/address/55-hopedale-st/) | 880 ft SW | Alteration or repair | Insulate the attic | $7,929 | [SF1899682](https://nearbypermits.com/boston/permit/SF1899682/) |
| Sep 15, 2026 | [20 Western Av](https://nearbypermits.com/boston/address/20-western-av/) | 730 ft NE | Other | Erect 30x70 tent on 9/16/26, removal on 9/18/26. Please note: 20 Western Ave is closest address in database to new street (1 Milestone St) | $3,795 | [SF1901367](https://nearbypermits.com/boston/permit/SF1901367/) |
| Sep 15, 2026 | [20 Western Av](https://nearbypermits.com/boston/address/20-western-av/) | 730 ft NE | Other | Erect 30x40 tent on 9/18/26, removal on 9/21/26. | $2,415 | [SF1900653](https://nearbypermits.com/boston/permit/SF1900653/) |
| Sep 15, 2026 | [150 Western Av](https://nearbypermits.com/boston/address/150-western-av/) | 930 ft W | Fire systems | Conversion of an existing foam suppression system to wet sprinkler system in loading dock and waste storage room. | $101,358 | [ALT1862213](https://nearbypermits.com/boston/permit/ALT1862213/) |
| Sep 4, 2026 | [69 Hopedale St](https://nearbypermits.com/boston/address/69-hopedale-st/) | 650 ft SW | Plumbing | Renovation, basement boiler with indirect. 1St fl kitchen and 1 full bath. 2Nd fl washer and 3 full bath. | $15,000 | [PL1896070](https://nearbypermits.com/boston/permit/PL1896070/) |
| Sep 4, 2026 | [69 Hopedale St](https://nearbypermits.com/boston/address/69-hopedale-st/) | 650 ft SW | Plumbing | Renovation, basement boiler with indirect. 1St fl kitchen stove. | $8,000 | [G1896074](https://nearbypermits.com/boston/permit/G1896074/) |
| Aug 18, 2026 | [80 N Harvard St](https://nearbypermits.com/boston/address/80-n-harvard-st/) | 850 ft N | Fire systems | Replace dry sprinkler system throughout loading dock and supporting spaces. Install nitrogen generator and replace currently installed dry valve. | $151,102 | [ALT1865079](https://nearbypermits.com/boston/permit/ALT1865079/) |
| Aug 14, 2026 | [68 Hopedale St](https://nearbypermits.com/boston/address/68-hopedale-st/) | 610 ft SW | Alteration or repair | Mass save insulation and air sealing. No structural changes. No dumpster needed. | $11,246 | [SF1879253](https://nearbypermits.com/boston/permit/SF1879253/) |
| Aug 4, 2026 | [114 Western Av](https://nearbypermits.com/boston/address/114-western-av/) | 460 ft NW | Plumbing | Re-plumbing a kitchen sink waste to use the fixture as a "Food Prep Sink" | $350 | [PL1875774](https://nearbypermits.com/boston/permit/PL1875774/) |
| Jul 29, 2026 | [117 Western Av](https://nearbypermits.com/boston/address/117-western-av/) | 970 ft N | Electrical | add low voltage security wiring to (3) doors | $3,500 | [ELV1879249](https://nearbypermits.com/boston/permit/ELV1879249/) |
| Jul 29, 2026 | [117 Western Av](https://nearbypermits.com/boston/address/117-western-av/) | 970 ft N | Electrical | Relocate existing light, relocate outlet, add new light and add exit sign. | $3,000 | [E1879246](https://nearbypermits.com/boston/permit/E1879246/) |
| Jul 27, 2026 | [30-40 Western Av](https://nearbypermits.com/boston/address/30--40-western-av/) | 510 ft NE | Sign | Intstal "COOP" Retail Sign as APPROVED by BPDA. As per plans and document provided. All work in full compliance with MGL 780 CMR,527 CMR, 521 CMR | $15,000 | [ALT1870308](https://nearbypermits.com/boston/permit/ALT1870308/) |
| Jul 23, 2026 | [117 Western Av](https://nearbypermits.com/boston/address/117-western-av/) | 970 ft N | Alteration or repair | Addition and relocation of (4) doors in tunnels below Spangler Center. Includes construction of partitions, installation of card readers and automatic door openers, and minor MEP relocations to accommodate new door locations. | $168,322 | [SF1873792](https://nearbypermits.com/boston/permit/SF1873792/) |
| Jul 16, 2026 | [30-40 Western Av](https://nearbypermits.com/boston/address/30--40-western-av/) | 510 ft NE | Alteration or repair | New ATLAS Hotel - Change Occupancy to Include "LIVE ENTERTAINMENT". This is a licensed full service hotel with restaurant, retail, Parking Garage. | $100 | [ALT1846962](https://nearbypermits.com/boston/permit/ALT1846962/) |
| Jul 15, 2026 | [20 Western Av](https://nearbypermits.com/boston/address/20-western-av/) | 730 ft NE | Other | Erect 30x40 tent on 7/15/26, removal on 7/18/26. | $4,105 | [SF1872439](https://nearbypermits.com/boston/permit/SF1872439/) |
| Jul 1, 2026 | [117 Western Av](https://nearbypermits.com/boston/address/117-western-av/) | 970 ft N | Alteration or repair | Remove damaged section of brick chimney and rebuild it. | $179,747 | [SF1865412](https://nearbypermits.com/boston/permit/SF1865412/) |
| Jun 25, 2026 | [60 Western Av](https://nearbypermits.com/boston/address/60-western-av/) | 690 ft E | Electrical | 30 telecom drops & 5 security devices on the 1st floor of 60 Western Ave (1 Milestone St) for tenant Little Sprouts RS-267340 | $5,136 | [ELV1864431](https://nearbypermits.com/boston/permit/ELV1864431/) |
| Jun 17, 2026 | [20 Western Av](https://nearbypermits.com/boston/address/20-western-av/) | 730 ft NE | Other | Erect 30x40 tent on 6/18/26, removal on 6/25/26. | $4,105 | [SF1860374](https://nearbypermits.com/boston/permit/SF1860374/) |
| Jun 17, 2026 | [76 Seattle St](https://nearbypermits.com/boston/address/76-seattle-st/) | 980 ft SW | Electrical | Removed old damaged non functional outdoor light fixture and installed new LED security light with photocell. | $780 | [E1860534](https://nearbypermits.com/boston/permit/E1860534/) |
| May 15, 2026 | [114 Western Av](https://nearbypermits.com/boston/address/114-western-av/) | 460 ft NW | Electrical | Low voltage building automation and controls for RTU replacement | $1,500 | [ELV1849386](https://nearbypermits.com/boston/permit/ELV1849386/) |
| May 15, 2026 | [114 Western Av](https://nearbypermits.com/boston/address/114-western-av/) | 460 ft NW | Electrical | Harvard 114 Western Ave RTU Replacement. Disconnect/Reconnect Power for (1) RTU AG 264185 | $6,514 | [E1850049](https://nearbypermits.com/boston/permit/E1850049/) |
| May 5, 2026 | [60 Western Av](https://nearbypermits.com/boston/address/60-western-av/) | 690 ft E | Electrical | One Milestone - Little Sprouts. MISC Low Voltage HVAC Control Wiring KG 264159 | $37,000 | [ELV1845650](https://nearbypermits.com/boston/permit/ELV1845650/) |

### Farther (1,000 ft to ¼ mi), 12 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Sep 24, 2026 | [43 Hopedale St](https://nearbypermits.com/boston/address/43-hopedale-st/) | 0.21 mi SW | Electrical | Upgrade service from 100 amps to 200 amps and wire a kitchen, bathroom, living room and 2 bedrooms. | $17,000 | [E1903486](https://nearbypermits.com/boston/permit/E1903486/) |
| Sep 16, 2026 | [27 Hopedale St](https://nearbypermits.com/boston/address/27-hopedale-st/) | 0.25 mi SW | Alteration or repair | Replace existing front entry steps and landing with a masonry/block-supported structure, 4 granite steps, granite landing, and new metal handrail. Work is limited to the existing entry area with no changes to the building footprint, use, or interior systems | $10,500 | [SF1900751](https://nearbypermits.com/boston/permit/SF1900751/) |
| Aug 10, 2026 | [1 Western Av](https://nearbypermits.com/boston/address/1-western-av/) | 0.23 mi NE | Electrical | Removal of temporary ATS. Installation of new ATS. | $5,000 | [E1883759](https://nearbypermits.com/boston/permit/E1883759/) |
| Aug 10, 2026 | [1 Western Av](https://nearbypermits.com/boston/address/1-western-av/) | 0.23 mi NE | Electrical | Demo existing ATS. Installation of temporary ATS and temporary wiring. | $5,000 | [E1883757](https://nearbypermits.com/boston/permit/E1883757/) |
| Aug 3, 2026 | [30 Hopedale St](https://nearbypermits.com/boston/address/30-hopedale-st/) | 0.23 mi SW | Plumbing | water heater replacement | $650 | [PL1877801](https://nearbypermits.com/boston/permit/PL1877801/) |
| Aug 3, 2026 | [30 Hopedale St](https://nearbypermits.com/boston/address/30-hopedale-st/) | 0.23 mi SW | Plumbing | water heater replacement | $850 | [G1877800](https://nearbypermits.com/boston/permit/G1877800/) |
| Jul 13, 2026 | [29 Hopedale St](https://nearbypermits.com/boston/address/29-hopedale-st/) | 0.24 mi SW | Alteration or repair | third floor bathroom renovation | $2,200 | [E1870960](https://nearbypermits.com/boston/permit/E1870960/) |
| Jul 9, 2026 | [29 Hopedale St](https://nearbypermits.com/boston/address/29-hopedale-st/) | 0.24 mi SW | Plumbing | bathroom renovation | $4,500 | [PL1868973](https://nearbypermits.com/boston/permit/PL1868973/) |
| Jun 9, 2026 | [35 Harvard Wy](https://nearbypermits.com/boston/address/35-harvard-wy/) | 0.24 mi N | Electrical | Replace lights in (11) classrooms with new | $250,000 | [E1848806](https://nearbypermits.com/boston/permit/E1848806/) |
| May 27, 2026 | [28 Hopedale St](https://nearbypermits.com/boston/address/28-hopedale-st/) | 0.24 mi SW | Roofing | Strip and re-roof 18 sq architectural asphalt shingles. Install 1/2 inch cdx plywood over existing rood deck. Strip and re-roof 1 sq EPDM Rubber Porch Roof | $14,000 | [SF1853825](https://nearbypermits.com/boston/permit/SF1853825/) |
| May 12, 2026 | [35 Harvard Wy](https://nearbypermits.com/boston/address/35-harvard-wy/) | 0.24 mi N | Alteration or repair | Upgrades to existing lighting and controls in Basement and 1st Floor Classrooms. Work includes Lighting, Controls and minor Fire Alarm work. | $3,823,080 | [ALT1843720](https://nearbypermits.com/boston/permit/ALT1843720/) |
| May 5, 2026 | [29 Hopedale St](https://nearbypermits.com/boston/address/29-hopedale-st/) | 0.24 mi SW | Alteration or repair | Bathroom renovation | $32,870 | [SF1845609](https://nearbypermits.com/boston/permit/SF1845609/) |

## 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 |
|---|---|---|---|---|---|---|---|
| No decision posted | Dec 16, 2025 | 26 Windom St | 950 ft S | To change use to: Single family and Additional Dwelling Unit | [BOA1769103](https://www.boston.gov/appeal-tracker) | "Hearing Concluded" | 2025-08-26 |
| Closed with no decision posted |  | 50 to 54 Western Av | 270 ft E | Zoning appeal; the city gives no description. | [BOA1856613](https://www.boston.gov/appeal-tracker) | "Appeal Closed" | 2026-06-01 |

## More on this street

Other addresses on Western Av with permits, nearest house number first:

- [111 Western Av](https://nearbypermits.com/boston/address/111-western-av/): newest permit Jul 23, 2025
- [114 Western Av](https://nearbypermits.com/boston/address/114-western-av/): newest permit Aug 4, 2026
- [117 Western Av](https://nearbypermits.com/boston/address/117-western-av/): newest permit Jul 29, 2026
- [125 Western Av](https://nearbypermits.com/boston/address/125-western-av/): newest permit Feb 26, 2026
- [60 Western Av](https://nearbypermits.com/boston/address/60-western-av/): newest permit Jun 25, 2026
- [150 Western Av](https://nearbypermits.com/boston/address/150-western-av/): newest permit Sep 15, 2026
- [50 Western Av](https://nearbypermits.com/boston/address/50-western-av/): newest permit Oct 10, 2024
- [50-54 Western Av](https://nearbypermits.com/boston/address/50--54-western-av/): newest permit Feb 3, 2026
- [168 Western Av](https://nearbypermits.com/boston/address/168-western-av/): newest permit Mar 13, 2026
- [30-40 Western Av](https://nearbypermits.com/boston/address/30--40-western-av/): newest permit Jul 27, 2026

---
Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-12 10:45 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 12, 06:17 UTC.

Map, all 12 permits at this address and 35 nearby: https://nearbypermits.com/boston/address/100-western-av/