# Building permits at 9 Coronado Rd, Boston, MA

The biggest project within a quarter mile since May 1: a $344,670 alteration or repair at 5 Mercer St, permitted Sep 15.

Four permits on record here. The newest, May 6: Water heater replacement. Within a quarter mile, the city has issued 55 more permits (49 projects) since May 1.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| May 6, 2026 | Plumbing | Water heater replacement. | $5,000 | [PL1844645](https://nearbypermits.com/boston/permit/PL1844645/) |
| May 6, 2026 | Electrical | Service upgrade from 100 to 200 amps. Panel upgrade to add more slots. Connections to (2) exterior condensers, (1) air handler, and 3 floor mounted heads, and hybrid DHW. | $30,000 | [E1846190](https://nearbypermits.com/boston/permit/E1846190/) |
| Mar 18, 2026 | Alteration or repair | Attic and basement insulation and air sealing to R-60 | $2,200 | [SF1821780](https://nearbypermits.com/boston/permit/SF1821780/) |
| Mar 2, 2026 | Electrical | New bath fan in FL2 bathroom | $1,250 | [E1824073](https://nearbypermits.com/boston/permit/E1824073/) |

## Within ¼ mi since May 1, 2026

55 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 |
|---|---|---|---|---|---|---|
| Jun 25, 2026 | [19-21 Osceola St](https://nearbypermits.com/boston/address/19--21-osceola-st/) | 230 ft SE | Plumbing | replace heating boiler | $5,000 | [PL1863345](https://nearbypermits.com/boston/permit/PL1863345/) |
| Jun 25, 2026 | [19-21 Osceola St](https://nearbypermits.com/boston/address/19--21-osceola-st/) | 230 ft SE | Plumbing | replace heating boiler | $5,000 | [G1863341](https://nearbypermits.com/boston/permit/G1863341/) |

### This block (250 to 1,000 ft), 39 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 2, 2026 | [25 Agnes Av](https://nearbypermits.com/boston/address/25-agnes-av/) | 780 ft W | Alteration or repair | Repairs to roof and blocking of walls. | $18,000 | [SF1904595](https://nearbypermits.com/boston/permit/SF1904595/) |
| Sep 21, 2026 | [20 Osceola St](https://nearbypermits.com/boston/address/20-osceola-st/) | 370 ft SE | Electrical | Install SPAN panel and replace service disconnect | $8,200 | [E1902450](https://nearbypermits.com/boston/permit/E1902450/) |
| Sep 21, 2026 | [20 Osceola St](https://nearbypermits.com/boston/address/20-osceola-st/) | 370 ft SE | Solar | Installation of roof mounted photovoltaic solar systems, 7.79 kw 19 panels with installation of 1 Tesla powerwall3 battery installed on exterior of home | $61,500 | [E1902086](https://nearbypermits.com/boston/permit/E1902086/) |
| Sep 18, 2026 | [43 Wachusett St](https://nearbypermits.com/boston/address/43-wachusett-st/) | 700 ft SE | Alteration or repair | to construct a 10x12 storage shed not to be lived in or for commercial use | $6,799 | [ALT1896189](https://nearbypermits.com/boston/permit/ALT1896189/) |
| Sep 16, 2026 | [50 Wachusett St](https://nearbypermits.com/boston/address/50-wachusett-st/) | 830 ft SE | Solar | Installation of roof mounted solar pv - 28 panels - 11.48kW DC. No ESS/No Structural. | $92,511 | [SF1897367](https://nearbypermits.com/boston/permit/SF1897367/) |
| Sep 9, 2026 | [50 Wachusett St](https://nearbypermits.com/boston/address/50-wachusett-st/) | 830 ft SE | Solar | Installation of roof mounted solar pv - 28 panels - 11.48kW DC. No ESS | $64,758 | [E1897372](https://nearbypermits.com/boston/permit/E1897372/) |
| Sep 11, 2026 | [30 Massasoit St](https://nearbypermits.com/boston/address/30-massasoit-st/) | 840 ft E | Plumbing | Extend and run gas line to gas stove. | $600 | [G1891155](https://nearbypermits.com/boston/permit/G1891155/) |
| Sep 4, 2026 | [20 Oakcrest Rd](https://nearbypermits.com/boston/address/20-oakcrest-rd/) | 560 ft NW | Electrical | Installation of 1 Tesla powerwall3 battery installed on exterior of home | $10,000 | [SF1894613](https://nearbypermits.com/boston/permit/SF1894613/) |
| Sep 4, 2026 | [20 Oakcrest Rd](https://nearbypermits.com/boston/address/20-oakcrest-rd/) | 560 ft NW | Electrical | Installation of 1 Tesla powerwall3 battery installed on exterior of home | $10,000 | [E1894616](https://nearbypermits.com/boston/permit/E1894616/) |
| Aug 28, 2026 | [17 Holmfield Av](https://nearbypermits.com/boston/address/17-holmfield-av/) | 870 ft E | Alteration or repair | repair damaged dry wall in the finished basement area refinish kitchen cabinets paint throughout replace countertops | $6,000 | [SF1871451](https://nearbypermits.com/boston/permit/SF1871451/) |
| Aug 27, 2026 | [120 Belnel Rd](https://nearbypermits.com/boston/address/120-belnel-rd/) | 800 ft S | Addition | Build an addition to the second floor to include Two Bedroom and Two bathroom, Second floor elevation | $100,000 | [ALT1890847](https://nearbypermits.com/boston/permit/ALT1890847/) |
| Aug 26, 2026 | [7 Hopewell Rd](https://nearbypermits.com/boston/address/7-hopewell-rd/) | 530 ft SE | Electrical | Upgrade the existing service from 100 amps to 200 amps and relocated the panel breaker from inside the bathroom to new Location. | $4,000 | [E1891452](https://nearbypermits.com/boston/permit/E1891452/) |
| Aug 11, 2026 | [14 Oakcrest Rd](https://nearbypermits.com/boston/address/14-oakcrest-rd/) | 540 ft NW | Plumbing | install: toilets, lavs, showers, kitchen sink and tubs | $1,400 | [PL1862835](https://nearbypermits.com/boston/permit/PL1862835/) |
| Aug 10, 2026 | [800 River St](https://nearbypermits.com/boston/address/800-river-st/) | 570 ft W | Solar | Commercial rooftop installation 146.34kW solar system | $112,755 | [ALT1859899](https://nearbypermits.com/boston/permit/ALT1859899/) |
| Aug 6, 2026 | [15 Massasoit St](https://nearbypermits.com/boston/address/15-massasoit-st/) | 630 ft E | Electrical | Provide one 15A, underground circuit for the gazebo outside. | $2,500 | [E1882951](https://nearbypermits.com/boston/permit/E1882951/) |
| Jul 22, 2026 | [17 Blake St](https://nearbypermits.com/boston/address/17-blake-st/) | 970 ft NW | Plumbing | boiler | $6,000 | [G1874389](https://nearbypermits.com/boston/permit/G1874389/) |
| Jul 21, 2026 | [17 Blake St](https://nearbypermits.com/boston/address/17-blake-st/) | 970 ft NW | Electrical | Steam boiler wiring | $800 | [E1874240](https://nearbypermits.com/boston/permit/E1874240/) |
| Jul 21, 2026 | [12 Osceola St](https://nearbypermits.com/boston/address/12-osceola-st/) | 290 ft E | Electrical | Main panel replacement | $2,500 | [E1872330](https://nearbypermits.com/boston/permit/E1872330/) |
| Jul 21, 2026 | [43 Wachusett St](https://nearbypermits.com/boston/address/43-wachusett-st/) | 700 ft SE | Alteration or repair | adding a porch cover to the front entrance - only | $7,000 | [ALT1772316](https://nearbypermits.com/boston/permit/ALT1772316/) |
| Jul 17, 2026 | [67 Oakcrest Rd](https://nearbypermits.com/boston/address/67-oakcrest-rd/) | 910 ft N | Alteration or repair | insulating exterior walls using cellulose R15. insulating and air sealing attic, adding cellulose to bring R value to R49. insulating basement rim joists with fiberglass R19. | $6,911 | [SF1862062](https://nearbypermits.com/boston/permit/SF1862062/) |
| Jul 9, 2026 | [43 Wachusett St](https://nearbypermits.com/boston/address/43-wachusett-st/) | 700 ft SE | Solar | Installation of roof mounted photovoltaic solar systems, 6.56 kw 16 panels NO BATTERY STORAGE | $54,900 | [SF1864360](https://nearbypermits.com/boston/permit/SF1864360/) |
| Jun 26, 2026 | [43 Wachusett St](https://nearbypermits.com/boston/address/43-wachusett-st/) | 700 ft SE | Solar | Installation of roof mounted photovoltaic solar systems, 6.56 kw 16 panels NO BATTERY STORAGE | $54,900 | [E1864361](https://nearbypermits.com/boston/permit/E1864361/) |
| Jul 8, 2026 | [125 Belnel Rd](https://nearbypermits.com/boston/address/125-belnel-rd/) | 900 ft SE | Solar | Installation of roof mounted photovoltaic solar systems, 4.1 kw 10 panels with installation of 1 franklin battery installed on exterior of home | $53,700 | [E1869574](https://nearbypermits.com/boston/permit/E1869574/) |
| Jun 30, 2026 | [800 River St](https://nearbypermits.com/boston/address/800-river-st/) | 570 ft W | Solar | Commercial rooftop solar installation of 146.34kW solar system | $56,691 | [E1859921](https://nearbypermits.com/boston/permit/E1859921/) |
| Jun 24, 2026 | [720 River St](https://nearbypermits.com/boston/address/720-river-st/) | 450 ft E | Electrical | Replace (1) receptacle and box in the living room due to damage. Replace breaker panel and install AFCI breaker in Unit #43 | $1,100 | [E1863707](https://nearbypermits.com/boston/permit/E1863707/) |
| Jun 17, 2026 | [25 Alpine St](https://nearbypermits.com/boston/address/25-alpine-st/) | 900 ft NE | Alteration or repair | Install 4 windows for replacement. Work to be done in unit 38. No structural changes. | $6,802 | [SF1861027](https://nearbypermits.com/boston/permit/SF1861027/) |
| Jun 8, 2026 | [12 Osceola St](https://nearbypermits.com/boston/address/12-osceola-st/) | 290 ft E | Solar | Installation of roof mounted photovoltaic solar systems, 4.1 Kw 10 panels with installation of 1 franklin battery installed on exterior of home | $48,600 | [SF1851626](https://nearbypermits.com/boston/permit/SF1851626/) |
| May 26, 2026 | [12 Osceola St](https://nearbypermits.com/boston/address/12-osceola-st/) | 290 ft E | Solar | Installation of roof mounted photovoltaic solar systems, 4.1 Kw 10 panels with installation of 1 franklin battery installed on exterior of home | $48,600 | [E1851627](https://nearbypermits.com/boston/permit/E1851627/) |
| Jun 4, 2026 | [55 Wachusett St](https://nearbypermits.com/boston/address/55-wachusett-st/) | 850 ft SE | Solar | 7 panel solar addition to current system | $14,318 | [SF1848287](https://nearbypermits.com/boston/permit/SF1848287/) |
| Jun 3, 2026 | [14 Oakcrest Rd](https://nearbypermits.com/boston/address/14-oakcrest-rd/) | 540 ft NW | Fire systems | Add 6 smokes 2 combo | $4,000 | [EFA1857478](https://nearbypermits.com/boston/permit/EFA1857478/) |
| Jun 3, 2026 | [14 Oakcrest Rd](https://nearbypermits.com/boston/address/14-oakcrest-rd/) | 540 ft NW | Electrical | Rewire whole house with 2 bedrooms, 2 full bath, 1 half bath, kitchen, dining room, livingroom, playroom in basement. Upgrad service from 100amp to 200 amp. | $20,000 | [E1857476](https://nearbypermits.com/boston/permit/E1857476/) |
| Jun 3, 2026 | [30 Massasoit St](https://nearbypermits.com/boston/address/30-massasoit-st/) | 840 ft E | Electrical | Rewired 2 bath room and kitchen and laundry closet | $7,000 | [E1845277](https://nearbypermits.com/boston/permit/E1845277/) |
| May 21, 2026 | [51 Wachusett St](https://nearbypermits.com/boston/address/51-wachusett-st/) | 800 ft SE | Solar | Installation of roof mounted photovoltaic solar systems, 6.56 kw 16 panels with installation of 1 franklin battery installed on exterior of home | $47,100 | [SF1849975](https://nearbypermits.com/boston/permit/SF1849975/) |
| May 21, 2026 | [51 Wachusett St](https://nearbypermits.com/boston/address/51-wachusett-st/) | 800 ft SE | Solar | Installation of roof mounted photovoltaic solar systems, 6.56 kw 16 panels with installation of 1 franklin battery installed on exterior of home | $47,100 | [E1849977](https://nearbypermits.com/boston/permit/E1849977/) |
| May 21, 2026 | [6 Linden Av](https://nearbypermits.com/boston/address/6-linden-av/) | 790 ft NW | Plumbing | Sewage ejector toilet vantu shower in basement | $6,000 | [PL1848912](https://nearbypermits.com/boston/permit/PL1848912/) |
| May 14, 2026 | [25 Belnel Rd](https://nearbypermits.com/boston/address/25-belnel-rd/) | 320 ft SW | Plumbing | Plumbing of electric water heater | $2,000 | [PL1848001](https://nearbypermits.com/boston/permit/PL1848001/) |
| May 13, 2026 | [30 Massasoit St](https://nearbypermits.com/boston/address/30-massasoit-st/) | 840 ft E | Plumbing | Install new plumbing first floor kitchen, Bathroom, Two bathrooms second floor, laundry. | $18,000 | [PL1845995](https://nearbypermits.com/boston/permit/PL1845995/) |
| May 12, 2026 | [55 Wachusett St](https://nearbypermits.com/boston/address/55-wachusett-st/) | 850 ft SE | Solar | 7 panels being added to current solar on home | $14,318 | [E1848280](https://nearbypermits.com/boston/permit/E1848280/) |
| May 11, 2026 | [25 Belnel Rd](https://nearbypermits.com/boston/address/25-belnel-rd/) | 320 ft SW | Electrical | Upgrade service from 100amps to 200 amps. Wire 3.5 ton outdoor condenser with disconnect. Wire electric water heater | $5,000 | [E1847880](https://nearbypermits.com/boston/permit/E1847880/) |

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

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 5, 2026 | [9 Mattakeeset St](https://nearbypermits.com/boston/address/9-mattakeeset-st/) | 0.24 mi NE | Plumbing | Fix vent piping on water heater and vent to chimney | Not listed | [G1906893](https://nearbypermits.com/boston/permit/G1906893/) |
| Oct 1, 2026 | [27 Ralwood Rd](https://nearbypermits.com/boston/address/27-ralwood-rd/) | 0.25 mi N | Alteration or repair | Residential weatherization and air sealing with the Mass Save Program. No structural changes. | $8,198 | [SF1903459](https://nearbypermits.com/boston/permit/SF1903459/) |
| Sep 24, 2026 | [196 Ruskindale Rd](https://nearbypermits.com/boston/address/196-ruskindale-rd/) | 0.23 mi N | Roofing | strip existing roof install ice water shield new alumiun drip edge new asphalth shingles | $20,600 | [SF1904024](https://nearbypermits.com/boston/permit/SF1904024/) |
| Sep 15, 2026 | [5 Mercer St](https://nearbypermits.com/boston/address/5-mercer-st/) | 0.20 mi NW | Alteration or repair | ;During the review process, the City of Boston advised that a separate permit for lot consolidation; | $344,670 | [ALT1806399](https://nearbypermits.com/boston/permit/ALT1806399/) |
| Sep 14, 2026 | [36 Ralston Rd](https://nearbypermits.com/boston/address/36-ralston-rd/) | 0.22 mi N | Alteration or repair | Add 3 means of egress window in basement. | $9,000 | [ALT1896758](https://nearbypermits.com/boston/permit/ALT1896758/) |
| Sep 10, 2026 | [16 Blake St](https://nearbypermits.com/boston/address/16-blake-st/) | 0.19 mi NW | Alteration or repair | Adding a room two bathrooms and an exercise room into the basement; | $125,000 | [ALT1878774](https://nearbypermits.com/boston/permit/ALT1878774/) |
| Jul 31, 2026 | [663 River St](https://nearbypermits.com/boston/address/663-river-st/) | 0.21 mi NE | Alteration or repair | insulate walls and attic with cellulose | $11,478 | [SF1867567](https://nearbypermits.com/boston/permit/SF1867567/) |
| Jul 31, 2026 | [47 Monponset St](https://nearbypermits.com/boston/address/47-monponset-st/) | 0.23 mi E | Electrical | Service upgrade 100A to 200A, and 2 3 tons mini split 40A each | $7,000 | [E1880893](https://nearbypermits.com/boston/permit/E1880893/) |
| Jun 18, 2026 | [25 Blake St](https://nearbypermits.com/boston/address/25-blake-st/) | 0.21 mi NW | Electrical | Replace bath exhaust fan | $1,200 | [E1860525](https://nearbypermits.com/boston/permit/E1860525/) |
| Jun 4, 2026 | [25 George St](https://nearbypermits.com/boston/address/25-george-st/) | 0.24 mi NW | Electrical | 1) new sub panel for garage. 2) new lighting and plugs for garage. 3) new underground feeder in trench for garage power. 4) new 1/2 PVC conduit for low voltage cable. | $4,500 | [E1857300](https://nearbypermits.com/boston/permit/E1857300/) |
| Jun 1, 2026 | [25 Blake St](https://nearbypermits.com/boston/address/25-blake-st/) | 0.21 mi NW | Alteration or repair | Insulation work as part of the MASS Save program. | $8,000 | [SF1846912](https://nearbypermits.com/boston/permit/SF1846912/) |
| May 26, 2026 | [38 Monponset St](https://nearbypermits.com/boston/address/38-monponset-st/) | 0.24 mi E | Electrical | Remove two (2) knob and tube circuits and install two (2) new 15amp dedicated Romex circuits. Rewire receptacles and switches where knob and tube exists. | $1,879 | [E1853159](https://nearbypermits.com/boston/permit/E1853159/) |
| May 26, 2026 | [15 Mercer St](https://nearbypermits.com/boston/address/15-mercer-st/) | 0.21 mi NW | Electrical | Replace meter bank from a 3 gang to a 4 gang to add a public meter space. New electrical meter will be installed while the power is off to the home. Electrical meter will be supported and wired per code. Conduits will be reinstalled into the meter. | $5,120 | [E1852898](https://nearbypermits.com/boston/permit/E1852898/) |
| May 22, 2026 | [96a-96 Radcliffe Rd](https://nearbypermits.com/boston/address/96a--96-radcliffe-rd/) | 0.25 mi NW | Electrical | Upgrade service from existing service 100amp to 200amp move all the meter gang outdoor, replace two new panels | $9,800 | [E1852528](https://nearbypermits.com/boston/permit/E1852528/) |

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-08 02:39 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Map, all 4 permits at this address and 55 nearby: https://nearbypermits.com/boston/address/9-coronado-rd/