# Building permits at 18 Lyon St, Boston, MA

The biggest project within a quarter mile since May 1: a $2.4M project at 35 Freeport Wy, permitted Jul 29.

Seven permits on record here. The newest, Jan 8, 2025: Remodeling. Within a quarter mile, the city has issued 39 more permits since May 1. A zoning hearing Oct 22 covers 27 Greenwich St, 0.21 mi south.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Jan 8, 2025 | Plumbing | Remodeling. Multifamily. Basement: 3 water heaters. | $2,700 | [PL1681616](https://nearbypermits.com/boston/permit/PL1681616/) |
| Jan 8, 2025 | Plumbing | Remodeling. Multifamily. 1st Floor: 1 range. 2nd Floor: 1 range. 3rd Floor: 1 range. | $2,700 | [G1681403](https://nearbypermits.com/boston/permit/G1681403/) |
| Nov 15, 2024 | Electrical | Redo 03 kitchens 03 bathrooms and add 03 Laundry according to the electrical code of Massachusetts) lights and Fan ALL 3 Units | $27,000 | [E1670072](https://nearbypermits.com/boston/permit/E1670072/) |
| Nov 9, 2024 | Plumbing | Remodeling. Multifamily. 1st Floor: 1 kitchen sink, 1 garbage disposal, 1 dishwasher, 1 ice maker, 1 toilet, 1 lavatory, 1 bathtub, and 1 washing machine connection. 2nd Floor: 1 kitchen sink, 1 garbage disposal, 1 dishwasher, 1 ice maker, 1 toilet, 1 lavatory, 1 bathtub, and 1 washing machine conne | $21,600 | [PL1669904](https://nearbypermits.com/boston/permit/PL1669904/) |
| Oct 31, 2024 | Alteration or repair | 1st, 2nd, and 3rd floor bathroom renovations. 2nd and 3rd floor kitchen renovations. Fix walls and repaint entire unit on 2nd and 3rd floors. Electric and plumbing updates on 2nd and 3rd floors. | $122,490 | [SF1666860](https://nearbypermits.com/boston/permit/SF1666860/) |
| Dec 19, 2022 | Roofing | Remove old roof add new roof. | $16,500 | [SF1419348](https://nearbypermits.com/boston/permit/SF1419348/) |
| Jun 3, 2022 | Plumbing | Install/ replace gas water heater | $400 | [PL1343131](https://nearbypermits.com/boston/permit/PL1343131/) |

## 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), 4 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Aug 11, 2026 | [10 Hecla St](https://nearbypermits.com/boston/address/10-hecla-st/) | 160 ft N | Fire systems | adding 3rd floor unit to a two family home new full sprincker system add new strobe-smoke-Bell-strobe- temper- and flow | $4,800 | [EFA1885551](https://nearbypermits.com/boston/permit/EFA1885551/) |
| Aug 11, 2026 | [10 Hecla St](https://nearbypermits.com/boston/address/10-hecla-st/) | 160 ft N | Electrical | install new 200amp service 4-meter socket- 3rd floor will be addition to this apartment all new wiring to all 3 units and basement: power-lighting-door bell- and 120volt smokes | $15,000 | [E1880839](https://nearbypermits.com/boston/permit/E1880839/) |
| Jul 23, 2026 | [10 Hecla St](https://nearbypermits.com/boston/address/10-hecla-st/) | 160 ft N | Plumbing | install new 3 stove 3 dryer 3 tankless water heat | $3,000 | [G1872266](https://nearbypermits.com/boston/permit/G1872266/) |
| Jul 14, 2026 | [10 Hecla St](https://nearbypermits.com/boston/address/10-hecla-st/) | 160 ft N | Plumbing | install new 6 full bathroom.3 kitchen 3 laundry | Not listed | [PL1870521](https://nearbypermits.com/boston/permit/PL1870521/) |

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

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 1, 2026 | [15 Freeport Wy](https://nearbypermits.com/boston/address/15-freeport-wy/) | 830 ft E | Plumbing | New gas for stove | $1,200 | [G1905919](https://nearbypermits.com/boston/permit/G1905919/) |
| Sep 29, 2026 | [83 Adams St](https://nearbypermits.com/boston/address/83-adams-st/) | 680 ft W | Alteration or repair | Blown in cellulose insulation at exterior walls, air sealing and weatherization. | $7,225 | [SF1899092](https://nearbypermits.com/boston/permit/SF1899092/) |
| Sep 16, 2026 | [1334-1342 Dorchester Av](https://nearbypermits.com/boston/address/1334--1342-dorchester-av/) | 610 ft SE | Electrical | Install lights on facade of building | $8,000 | [E1900969](https://nearbypermits.com/boston/permit/E1900969/) |
| Sep 10, 2026 | [83 Adams St](https://nearbypermits.com/boston/address/83-adams-st/) | 680 ft W | Electrical | Replace (3) Bathroom fans with panasonic bath fans and air cycler smart switch for weatherization work. | $3,817 | [E1899298](https://nearbypermits.com/boston/permit/E1899298/) |
| Sep 4, 2026 | [15 Juliette St](https://nearbypermits.com/boston/address/15-juliette-st/) | 920 ft W | Alteration or repair | Installation of Insulation/weatherization | $2,430 | [SF1895012](https://nearbypermits.com/boston/permit/SF1895012/) |
| Aug 24, 2026 | [299-301 Hancock St](https://nearbypermits.com/boston/address/299--301-hancock-st/) | 690 ft N | Other | At Risk 2026 Seasonal outdoor seating for 20 persons; Mofongo. Factory associated with;U491735749 to go to the ZBA for approval. | Not listed | [SF1890392](https://nearbypermits.com/boston/permit/SF1890392/) |
| Aug 10, 2026 | [128 Adams St](https://nearbypermits.com/boston/address/128-adams-st/) | 790 ft SW | Roofing | Strip existing EPDM Roof and Install new insulation and EPDM Roof | $93,312 | [SF1870541](https://nearbypermits.com/boston/permit/SF1870541/) |
| Aug 3, 2026 | [247-251 Hancock St](https://nearbypermits.com/boston/address/247--251-hancock-st/) | 1,000 ft N | Electrical | Cabling and hardware for access control, surveillance camera, and intercom. | $135,000 | [ELV1880931](https://nearbypermits.com/boston/permit/ELV1880931/) |
| Jul 31, 2026 | [24 Parish St](https://nearbypermits.com/boston/address/24-parish-st/) | 830 ft NW | Electrical | Power for chair lift, conduit for access control and exit signs, bathroom sink faucet sensors. | $68,000 | [E1880613](https://nearbypermits.com/boston/permit/E1880613/) |
| Jul 7, 2026 | [247-251 Hancock St](https://nearbypermits.com/boston/address/247--251-hancock-st/) | 1,000 ft N | Electrical | Sub Contractor for Atlantis Comfort Systems. We will be assisting them with running wires and some terminations for the HVAC portion of this project. | $5,000 | [ELV1864482](https://nearbypermits.com/boston/permit/ELV1864482/) |
| Jul 1, 2026 | [24 Parish St](https://nearbypermits.com/boston/address/24-parish-st/) | 830 ft NW | Plumbing | Gas piping in support of reno/fitout (no gas fixtures) | $9,255 | [G1861914](https://nearbypermits.com/boston/permit/G1861914/) |
| Jun 29, 2026 | [115 Adams St](https://nearbypermits.com/boston/address/115-adams-st/) | 760 ft SW | Plumbing | plumbing for 9 units | $100,000 | [PL1864716](https://nearbypermits.com/boston/permit/PL1864716/) |
| Jun 25, 2026 | [15 Freeport Wy](https://nearbypermits.com/boston/address/15-freeport-wy/) | 830 ft E | Roofing | Refinish roof | $32,000 | [SF1849363](https://nearbypermits.com/boston/permit/SF1849363/) |
| Jun 15, 2026 | [10 Parish St](https://nearbypermits.com/boston/address/10-parish-st/) | 930 ft NW | Other | Erect 50x100 tent on 6/26/26, removal on 6/29/26. | $5,985 | [SF1859764](https://nearbypermits.com/boston/permit/SF1859764/) |
| Jun 11, 2026 | [11 Hecla St](https://nearbypermits.com/boston/address/11-hecla-st/) | 280 ft N | Alteration or repair | remove cedar wood siding,check and replace damaged wood,install flashing and tape around windows, install underlayment, pvc trim around windows | $32,000 | [SF1860093](https://nearbypermits.com/boston/permit/SF1860093/) |
| May 28, 2026 | [62 East St](https://nearbypermits.com/boston/address/62-east-st/) | 640 ft NW | Alteration or repair | Demo drywall in third floor bathtub and replace with new shower. Replace bathroom window; new one to be tempered. Inpection for fire stopping and/or insulation. | $18,896 | [SF1848006](https://nearbypermits.com/boston/permit/SF1848006/) |
| May 19, 2026 | [49 Hecla St](https://nearbypermits.com/boston/address/49-hecla-st/) | 420 ft W | Alteration or repair | Residential weatherization/air sealing. No structural changes. (1338918726)(Unit 2). | $5,000 | [SF1845786](https://nearbypermits.com/boston/permit/SF1845786/) |
| May 19, 2026 | [19 Parish St](https://nearbypermits.com/boston/address/19-parish-st/) | 740 ft NW | Alteration or repair | Installation of Fuel Island and Associated Site Work. Demolition of existing structure under SF1835575eplan; | $1,907,000 | [ALT1813378](https://nearbypermits.com/boston/permit/ALT1813378/) |
| May 12, 2026 | [62 East St](https://nearbypermits.com/boston/address/62-east-st/) | 640 ft NW | Plumbing | Convert third floor bathtub to new shower. Replace valve. | $4,000 | [PL1848012](https://nearbypermits.com/boston/permit/PL1848012/) |
| May 11, 2026 | [1350-1358 Dorchester Av](https://nearbypermits.com/boston/address/1350--1358-dorchester-av/) | 700 ft S | Alteration or repair | Expand dining room to adjoining tenant space. New door to connect new dining to existing. Add accessible bathroom to new space. Add table buss area. New lights and outlets. New horizontal fire separation above ceiling. Fire sprinkler modifications. New floor wall and ceiling finishes. | $173,062 | [ALT1691877](https://nearbypermits.com/boston/permit/ALT1691877/) |
| May 6, 2026 | [5 Fox St](https://nearbypermits.com/boston/address/5-fox-st/) | 860 ft W | Alteration or repair | Update Kitchen and Bathroom. Re plaster all walls and ceiling, replace all interior Wood doors and trim, Refinish hardwood Flooring, Refinish, Front hallway As stairs & flooring, Update cabinets In Kitchen, Tile bathroom Floor. | $140,000 | [SF1846125](https://nearbypermits.com/boston/permit/SF1846125/) |

### Farther (1,000 ft to ¼ mi), 14 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Sep 29, 2026 | [1399 Dorchester Av](https://nearbypermits.com/boston/address/1399-dorchester-av/) | 0.21 mi S | Plumbing | install one backflow preventer | $5,000 | [PL1905416](https://nearbypermits.com/boston/permit/PL1905416/) |
| Sep 29, 2026 | [1399 Dorchester Av](https://nearbypermits.com/boston/address/1399-dorchester-av/) | 0.21 mi S | Plumbing | remove and replace oil boiler and replace with a new gas boiler | $5,000 | [G1905414](https://nearbypermits.com/boston/permit/G1905414/) |
| Sep 25, 2026 | [34 High St](https://nearbypermits.com/boston/address/34-high-st/) | 0.19 mi NW | Plumbing | Tub to shower conversion in 1st floor bathroom | $2,500 | [PL1902816](https://nearbypermits.com/boston/permit/PL1902816/) |
| Jul 31, 2026 | [1399 Dorchester Av](https://nearbypermits.com/boston/address/1399-dorchester-av/) | 0.21 mi S | Roofing | strip and reroof cost reflected on;SF1875268 | $20,500 | [SF1880504](https://nearbypermits.com/boston/permit/SF1880504/) |
| Jul 29, 2026 | [35 Freeport Wy](https://nearbypermits.com/boston/address/35-freeport-wy/) | 0.20 mi E | Electrical | Installation of new 4000 amp electrical service feeding 5-800 amp sub panels that will feed 50 EV chargers for the Boston Public School buses. | $2,400,000 | [E1875335](https://nearbypermits.com/boston/permit/E1875335/) |
| Jul 21, 2026 | [1391 Dorchester Av](https://nearbypermits.com/boston/address/1391-dorchester-av/) | 0.20 mi S | Roofing | strip and reroof | $41,000 | [SF1875268](https://nearbypermits.com/boston/permit/SF1875268/) |
| Jul 10, 2026 | [1203-1211 Dorchester Av](https://nearbypermits.com/boston/address/1203--1211-dorchester-av/) | 0.24 mi N | Electrical | Adding whip power for 7 new ADO (automatic door openers). 2nd Floor Kitchen 2 doors, Vestibule pool inner and outer doors. Fitness door, Amenity space door and 1st floor Library door. | $32,000 | [E1871079](https://nearbypermits.com/boston/permit/E1871079/) |
| Jul 9, 2026 | [8 Marlin Wy](https://nearbypermits.com/boston/address/8-marlin-wy/) | 0.22 mi S | Alteration or repair | Demo Interior due to fire damage structural and none member rebuild as per plans.. | $200,000 | [ALT1863714](https://nearbypermits.com/boston/permit/ALT1863714/) |
| Jul 2, 2026 | [41 Percival St](https://nearbypermits.com/boston/address/41-percival-st/) | 0.22 mi W | Electrical | Upgrade existing service from 100A to 200A move meters outside and add a public meter | $7,400 | [E1867682](https://nearbypermits.com/boston/permit/E1867682/) |
| Jun 30, 2026 | [1213-1219 Dorchester Av](https://nearbypermits.com/boston/address/1213--1219-dorchester-av/) | 0.21 mi N | Other | Removed underground parking on ERT944728. | Not listed | [A1728752](https://nearbypermits.com/boston/permit/A1728752/) |
| Jun 10, 2026 | [244-250 Hancock St](https://nearbypermits.com/boston/address/244--250-hancock-st/) | 0.22 mi N | Alteration or repair | Amending ERT944720 to change occupancy from 98 units to 84 units. New construction of a 5 story building. Revisions from the previous permit include reducing easternmost building footprint, reconfiguration of interior layouts, removing south garage parking, removing ground floor retail, adjusting el | Not listed | [ALT1742531](https://nearbypermits.com/boston/permit/ALT1742531/) |
| Jun 4, 2026 | [35 Fox St](https://nearbypermits.com/boston/address/35-fox-st/) | 0.23 mi W | Electrical | Emergency service repair. wind knocked riser off the dwelling onto the sidewalk. I repaired the service and repowered up the dwelling. The utility line will need to be replaced/reworked the point of attachment was moved slightly. | $1,500 | [E1856171](https://nearbypermits.com/boston/permit/E1856171/) |
| Jun 2, 2026 | [33 Percival St](https://nearbypermits.com/boston/address/33-percival-st/) | 0.23 mi W | Alteration or repair | sidding repair | $3,500 | [SF1856036](https://nearbypermits.com/boston/permit/SF1856036/) |
| May 28, 2026 | [1203-1211 Dorchester Av](https://nearbypermits.com/boston/address/1203--1211-dorchester-av/) | 0.24 mi N | Fire systems | extend / adding new power supply [booster] And 4 new addressable initiating devices To an existing FACP | $12,000 | [EFA1853025](https://nearbypermits.com/boston/permit/EFA1853025/) |

## 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 |
|---|---|---|---|---|---|---|---|
| Requested | Oct 22, 2026 | 27 Greenwich St | 0.21 mi S | Zoning appeal: "Renovation, addition to extend the living space and change of use from single family to two…" | [BOA1862299](https://www.boston.gov/appeal-tracker) | "Hearing Scheduled" | 2026-06-17 |
| Requested |  | 299 to 301 Hancock St | 710 ft N | To add 20 outside seats to existing restaurant | [BOA1890414](https://www.boston.gov/appeal-tracker) | "Community Process" | 2026-08-20 |
| Denied | Aug 11, 2026 | 37 Kimball St | 800 ft SE | Zoning appeal; the description is on the city's appeal tracker. | [BOA1774508](https://www.boston.gov/appeal-tracker) | "Appeal Closed", decision "Denied" | 2025-09-11 |
| Denied | Aug 11, 2026 | 39 Kimball St | 810 ft SE | Zoning appeal; the description is on the city's appeal tracker. | [BOA1774510](https://www.boston.gov/appeal-tracker) | "Appeal Closed", decision "Denied" | 2025-09-11 |
| Approved | Jul 14, 2026 | 42 East St | 470 ft NW | To demolish existing single family building and erect a new 3-story 3-unit townhouse will require variance… | [BOA1805913](https://www.boston.gov/appeal-tracker) | "Appeal Closed", decision "AppProv" | 2025-12-12 |

Boston's decision codes, from its data dictionary (https://data.boston.gov/dataset/37d2e087-ce02-4090-bfdf-22de1ada3b23/resource/e11dcfa5-6f6f-4999-abc3-741f53c6731f/download/zba-data-dictionary.pdf): AppProv, "approved with conditions".

## More on this street

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

- [25 Lyon St](https://nearbypermits.com/boston/address/25-lyon-st/): newest permit May 7, 2025
- [26 Lyon St](https://nearbypermits.com/boston/address/26-lyon-st/): newest permit Nov 25, 2025
- [41 Lyon St](https://nearbypermits.com/boston/address/41-lyon-st/): newest permit Apr 21, 2026
- [47 Lyon St](https://nearbypermits.com/boston/address/47-lyon-st/): newest permit Jul 2, 2025

---
Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-10 01:18 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 9, 19:47 UTC.

Map, all 7 permits at this address and 39 nearby: https://nearbypermits.com/boston/address/18-lyon-st/