# Building permits at 18 Bayside St, Boston, MA

12 permits issued within a quarter mile in the last 30 days, at least twice the monthly pace before that.

Two permits on record here. The newest, Jul 7, 2025: Dense pack cellulose to be installed in the exterior walls in 2 of the 3 units. Within a quarter mile, the city has issued 38 more permits (37 projects) since May 1.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Jul 7, 2025 | Alteration or repair | Dense pack cellulose to be installed in the exterior walls in 2 of the 3 units. This work is being completed through the Mass Save program. | $8,914 | [SF1731301](https://nearbypermits.com/boston/permit/SF1731301/) |
| May 14, 2012 | Plumbing | re rough bathroom install new plumbing fixtures | $2,800 | [PL141215](https://nearbypermits.com/boston/permit/PL141215/) |

## Within ¼ mi since May 1, 2026

38 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 |
|---|---|---|---|---|---|---|
| Oct 2, 2026 | [6-8 Southview St](https://nearbypermits.com/boston/address/6--8-southview-st/) | 190 ft E | Roofing | strip and re-roof 28SQ | $15,000 | [SF1904763](https://nearbypermits.com/boston/permit/SF1904763/) |
| Sep 29, 2026 | [18 Denny St](https://nearbypermits.com/boston/address/18-denny-st/) | 220 ft NW | Alteration or repair | Convert existing single family to two family with an addition on the second floor. | $159,000 | [ALT1894409](https://nearbypermits.com/boston/permit/ALT1894409/) |

### This block (250 to 1,000 ft), 19 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 3, 2026 | [22 Caspian Wy](https://nearbypermits.com/boston/address/22-caspian-wy/) | 820 ft N | Alteration or repair | remove old and install new front porch, new footings, | $55,000 | [SF1902269](https://nearbypermits.com/boston/permit/SF1902269/) |
| Sep 14, 2026 | [14-16 Castle Rock St](https://nearbypermits.com/boston/address/14--16-castle-rock-st/) | 790 ft N | Alteration or repair | Remove existing gutters & downspouts; Repaur fascia as necessary; Install new Fascia Cover, Gutters & Downspouts | $9,000 | [SF1900801](https://nearbypermits.com/boston/permit/SF1900801/) |
| Aug 15, 2026 | [26 Caspian Wy](https://nearbypermits.com/boston/address/26-caspian-wy/) | 860 ft N | Plumbing | Hook up kitchen sink, dishwasher and ice maker at first floor | $1,500 | [PL1887119](https://nearbypermits.com/boston/permit/PL1887119/) |
| Aug 13, 2026 | [171-173 Savin Hill Av](https://nearbypermits.com/boston/address/171--173-savin-hill-av/) | 430 ft N | Plumbing | replacement of a range | $200 | [G1885850](https://nearbypermits.com/boston/permit/G1885850/) |
| Jul 14, 2026 | [160 Grampian Wy](https://nearbypermits.com/boston/address/160-grampian-wy/) | 580 ft NE | Electrical | Wiring Bathroom Office/ living area Roof deck | $3,500 | [E1863740](https://nearbypermits.com/boston/permit/E1863740/) |
| Jul 13, 2026 | [225 Savin Hill Av](https://nearbypermits.com/boston/address/225-savin-hill-av/) | 970 ft E | Alteration or repair | Remove and Replace Existing Cedar Shake Siding, Remove & Replace Existing Gutters in Specified Location | $37,977 | [SF1867691](https://nearbypermits.com/boston/permit/SF1867691/) |
| Jul 9, 2026 | [100 Playstead Rd](https://nearbypermits.com/boston/address/100-playstead-rd/) | 950 ft SW | Electrical | meter to be replaced as part of Eversource's AMI project | $1,500 | [E1870478](https://nearbypermits.com/boston/permit/E1870478/) |
| Jun 26, 2026 | [160 Grampian Wy](https://nearbypermits.com/boston/address/160-grampian-wy/) | 580 ft NE | Plumbing | New bathroom in new home addition | $4,000 | [PL1863730](https://nearbypermits.com/boston/permit/PL1863730/) |
| Jun 17, 2026 | [26 Caspian Wy](https://nearbypermits.com/boston/address/26-caspian-wy/) | 860 ft N | Plumbing | First Floor Gas line for stove | $800 | [G1860359](https://nearbypermits.com/boston/permit/G1860359/) |
| Jun 15, 2026 | [26 Caspian Wy](https://nearbypermits.com/boston/address/26-caspian-wy/) | 860 ft N | Plumbing | Plumbing for 1st Floor 1 Full Bathroom with lav, toilet and shower 1 Laundry hook up with electric dryer | $5,000 | [PL1860354](https://nearbypermits.com/boston/permit/PL1860354/) |
| May 28, 2026 | [140 Savin Hill Av](https://nearbypermits.com/boston/address/140-savin-hill-av/) | 950 ft NW | Roofing | Strip and reroof | $24,000 | [SF1851234](https://nearbypermits.com/boston/permit/SF1851234/) |
| May 28, 2026 | [14 Rockmere St](https://nearbypermits.com/boston/address/14-rockmere-st/) | 970 ft N | Plumbing | installation of water heater | $150 | [PL1853677](https://nearbypermits.com/boston/permit/PL1853677/) |
| May 28, 2026 | [14 Rockmere St](https://nearbypermits.com/boston/address/14-rockmere-st/) | 970 ft N | Plumbing | water heater installation | $1,500 | [G1853673](https://nearbypermits.com/boston/permit/G1853673/) |
| May 27, 2026 | [12 Denny St](https://nearbypermits.com/boston/address/12-denny-st/) | 250 ft N | Plumbing | bathroom remodel 1 sink 1 toilet, 1 shower 1 laundry | $5,000 | [PL1853512](https://nearbypermits.com/boston/permit/PL1853512/) |
| May 21, 2026 | [135 Savin Hill Av](https://nearbypermits.com/boston/address/135-savin-hill-av/) | 970 ft NW | Electrical | Wiring (3) condensers for heat pump system | $6,000 | [E1851767](https://nearbypermits.com/boston/permit/E1851767/) |
| May 14, 2026 | [12 Denny St](https://nearbypermits.com/boston/address/12-denny-st/) | 250 ft N | Alteration or repair | Bathroom remodel. Remove and replace existing tile. Demo non-structural wall to enlarge bathroom. Replace one window. | $9,950 | [SF1847626](https://nearbypermits.com/boston/permit/SF1847626/) |
| May 8, 2026 | [26 Caspian Wy](https://nearbypermits.com/boston/address/26-caspian-wy/) | 860 ft N | Alteration or repair | Kitchen cabinet upgrade, bath remodel, kitchen floor replacement, rear door replacement. | $59,000 | [SF1846783](https://nearbypermits.com/boston/permit/SF1846783/) |
| May 8, 2026 | [26 Caspian Wy](https://nearbypermits.com/boston/address/26-caspian-wy/) | 860 ft N | Electrical | Install recessed lights in kitchen, add countertop receptacles to new countertop location from existing countertop circuits (kitchen cabinet replacements). New bathroom. | $6,500 | [E1847540](https://nearbypermits.com/boston/permit/E1847540/) |
| May 7, 2026 | [12 Denny St](https://nearbypermits.com/boston/address/12-denny-st/) | 250 ft N | Electrical | Bathroom renovation and install some recess lights, exhaust fans, vanity light and outlets | $2,500 | [E1846786](https://nearbypermits.com/boston/permit/E1846786/) |

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

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 8, 2026 | [42 Grampian Wy](https://nearbypermits.com/boston/address/42-grampian-wy/) | 0.25 mi N | Plumbing | Install 3 tankless water heaters | $10,000 | [PL1905204](https://nearbypermits.com/boston/permit/PL1905204/) |
| Oct 8, 2026 | [42 Grampian Wy](https://nearbypermits.com/boston/address/42-grampian-wy/) | 0.25 mi N | Plumbing | install 3 gas tankless water heaters | $10,000 | [G1905205](https://nearbypermits.com/boston/permit/G1905205/) |
| Oct 5, 2026 | [245 Savin Hill Av](https://nearbypermits.com/boston/address/245-savin-hill-av/) | 0.24 mi NE | Plumbing | Gas WH replacement | $2,500 | [PL1906320](https://nearbypermits.com/boston/permit/PL1906320/) |
| Oct 5, 2026 | [245 Savin Hill Av](https://nearbypermits.com/boston/address/245-savin-hill-av/) | 0.24 mi NE | Plumbing | Gas furnace and Gas WH replacement | $9,000 | [G1906318](https://nearbypermits.com/boston/permit/G1906318/) |
| Oct 2, 2026 | [231 Savin Hill Av](https://nearbypermits.com/boston/address/231-savin-hill-av/) | 0.20 mi E | Alteration or repair | Removal. of non-bearing interior partition wall and bathroom renovation, replacing existing shower with walk-in shower in same location; no structural changes or changes to use/egress. | $65,000 | [SF1905513](https://nearbypermits.com/boston/permit/SF1905513/) |
| Sep 29, 2026 | [26-28 Grampian Wy](https://nearbypermits.com/boston/address/26--28-grampian-wy/) | 0.22 mi N | Plumbing | New bath Kitchenette | $3,100 | [PL1905449](https://nearbypermits.com/boston/permit/PL1905449/) |
| Sep 25, 2026 | [26-28 Grampian Wy](https://nearbypermits.com/boston/address/26--28-grampian-wy/) | 0.22 mi N | Electrical | Provide electrical wiring, lighting, switches, GFCIs, and dedicated circuits for basement renovation and powder room per Massachusetts electrical code. | $5,000 | [E1903965](https://nearbypermits.com/boston/permit/E1903965/) |
| Sep 11, 2026 | [42 Grampian Wy](https://nearbypermits.com/boston/address/42-grampian-wy/) | 0.25 mi N | Fence, wall or deck | Front and back deck boards and railings | $22,000 | [SF1900481](https://nearbypermits.com/boston/permit/SF1900481/) |
| Aug 27, 2026 | [18 Fox Point Rd](https://nearbypermits.com/boston/address/18-fox-point-rd/) | 0.25 mi E | Alteration or repair | Residential weatherization/air sealing. No structural changes. (Site ID - 875927) | $12,000 | [SF1878202](https://nearbypermits.com/boston/permit/SF1878202/) |
| Aug 4, 2026 | [22-24 Grampian Wy](https://nearbypermits.com/boston/address/22--24-grampian-wy/) | 0.21 mi N | Electrical | Rewire of kitchen, Electrical Stove, Kitchen Lights | $6,500 | [E1882001](https://nearbypermits.com/boston/permit/E1882001/) |
| Jul 31, 2026 | [22-24 Grampian Wy](https://nearbypermits.com/boston/address/22--24-grampian-wy/) | 0.21 mi N | Plumbing | Gas Range | $1,500 | [G1878210](https://nearbypermits.com/boston/permit/G1878210/) |
| Jul 29, 2026 | [22-24 Grampian Wy](https://nearbypermits.com/boston/address/22--24-grampian-wy/) | 0.21 mi N | Plumbing | Kitchen Remodel | $5,000 | [PL1878209](https://nearbypermits.com/boston/permit/PL1878209/) |
| Jul 28, 2026 | [22-24 Grampian Wy](https://nearbypermits.com/boston/address/22--24-grampian-wy/) | 0.21 mi N | Alteration or repair | Kitchen renovation - Work will include removal of existing cabinets and counter top, and replacing with new. | $33,871 | [SF1879151](https://nearbypermits.com/boston/permit/SF1879151/) |
| Jul 21, 2026 | [26-28 Grampian Wy](https://nearbypermits.com/boston/address/26--28-grampian-wy/) | 0.22 mi N | Alteration or repair | Remove insulation, install waterproof barrier and new insulation in basement. Frame half bathroom in basement. Install cabinets and finish walls in basement. No structural work to be performed. Electrical and plumbing to be completed under separate permits. | $60,000 | [SF1873160](https://nearbypermits.com/boston/permit/SF1873160/) |
| Jun 25, 2026 | [8 Napier Pk](https://nearbypermits.com/boston/address/8-napier-pk/) | 0.22 mi N | Plumbing | Replacement of gas water heater | $2,204 | [PL1862852](https://nearbypermits.com/boston/permit/PL1862852/) |
| Jun 25, 2026 | [8 Napier Pk](https://nearbypermits.com/boston/address/8-napier-pk/) | 0.22 mi N | Plumbing | Replacement of gas water heater | $2,204 | [G1862849](https://nearbypermits.com/boston/permit/G1862849/) |
| May 4, 2026 | [20 Grampian Wy](https://nearbypermits.com/boston/address/20-grampian-wy/) | 0.21 mi N | Electrical | Remove old BX wiring in stair hall way. support all wiring in affected areas. add new wiring for stair lighting. add new wiirng and circuit for bath floor heat. install new dual function breakers affecting lighting circuits. | $5,000 | [E1840907](https://nearbypermits.com/boston/permit/E1840907/) |

## 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 |
|---|---|---|---|---|---|---|---|
| Approved | Apr 28, 2026 | 1 Bayside St | 280 ft N | Zoning appeal: "New 3-family dwelling" | [BOA1781953](https://www.boston.gov/appeal-tracker) | "Appeal Closed", decision "AppProv" | 2025-09-23 |

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".

---
Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-10 17:48 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 10, 15:17 UTC.

Map, both permits at this address and 38 nearby: https://nearbypermits.com/boston/address/18-bayside-st/