Middlesex County and Somerville City property record for 18 Harrison St, Somerville, MA 02143
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3.5 ba · 1,849 sqft · built 1890 |
| Lot Size | 0.047 acres (2,036 sqft) |
| Owner | Individual Name on File |
| Last Sale | $685,000 (Sep 2006) |
| Tax Bill | $15,781 (2025) |
| Deeds & Mortgages | Jun 2021 Line of Credit May 2021 Refinance |
| Flood Zone | Zone X (minimal risk) |
| APN | 45-H-2 |
| Primary APN | 45-H-2 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 3 Stories |
| Building Area | 1,849 sqft Living Area |
| Gross Area | 2,707 sqft |
| Year Built | Built 1890 |
|---|---|
| Effective Year Built | Effective 1890 |
| Architectural Style | Conventional |
| Exterior Material | Wood Siding |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 2,036 sqft (0.047 acres) |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Account Number | 2088035 |
|---|---|
| Street Address | 18 HARRISON ST |
| City | SOMERVILLE |
| State | MA |
| Zip | 02143-3606 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | NR |
| Legal Block | H |
| Legal Lot Number | 2 |
| Jurisdiction | SOMERVILLE MA |
| Township / Civil Division | SOMERVILLE |
| Census Block Group | 1 |
| Census Block | 1009 |
| Census Tract | 351204 |
18 Harrison St is owned and occupied by an individual who bought it in September 2006.
Source: Middlesex County and Somerville City records, as of July 20, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 18 HARRISON ST, SOMERVILLE, MA 02143-3606 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Jun 17, 2021 | Deed of Trust, Mortgage · Line of Credit LEADER BANK NA |
| May 19, 2021 | Deed of Trust, Mortgage · Stand-Alone Refinance CARDINAL FINANCIAL COMPANY LP |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Sep 1, 2006 · Amount on File |
| Deed Sale | Sep 1, 2006 · Amount on File |
| Prior Sale | Apr 26, 2005 · Amount on File |
| Deed Document Number | 2006168090 |
| Deed Book / Page | 48100 / 271 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SOMERVILLE MA |
| Property Address | 18 HARRISON ST, SOMERVILLE, MA 02143-3606 |
| Transaction Type | Mortgage |
| Record Updated | Jan 17, 2022 |
| Name | Verified Name |
|---|
| Document Number | 078036-381 |
|---|---|
| Date | Jun 17, 2021 |
| Book Page | 78036/381 |
| Instrument | 136951 |
| Name | LEADER BANK NA |
|---|---|
| Type | Bank |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Rate Type | Adjustable Rate |
|---|
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SOMERVILLE MA |
| Property Address | 18 HARRISON ST, SOMERVILLE, MA 02143-3606 |
| Transaction Type | Mortgage |
| Record Updated | Jun 4, 2021 |
| Name | Verified Name |
|---|
| Document Number | 77808-190 |
|---|---|
| Date | May 19, 2021 |
| Book Page | 77808/190 |
| Instrument | 113576 |
| Name | CARDINAL FINANCIAL COMPANY LP |
|---|---|
| Type | Mortgage Company |
| Type | Stand-Alone Refinance |
|---|---|
| Amount | Amount on Record |
| Term | 121 Months |
| Due | Jun 1, 2031 |
The 2025 property tax bill for 18 Harrison St was $15,781, up 7.1% from the year before.
Source: Middlesex County and Somerville City assessment roll, as of April 14, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Middlesex County |
| Municipality | Somerville City |
| Unified School District | Somerville School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $15,781.00 (+7.14%) | $1,446,500 (+3.31%) Land $618,800 Building $827,700 | $1,143,135 |
| 2024 | $14,730.00 (+7.16%) | $1,400,200 (+5.33%) Land $618,800 Building $781,400 | |
| 2023 | $13,746.00 | $1,329,400 Land $618,800 Building $710,600 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 18 Harrison St in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 1985.
Source: FEMA National Flood Hazard Layer, effective September 10, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 3 in force |
| Nearby Flood Claims | 2 (1985) |
| Most Recent Claim | Jul 1985 · river or lake flooding |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
The area around 18 Harrison St has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | SOMERVILLE WATER DEPT. (MWRA) serves 81,045 people · EPA ID MA3274000 |
|---|---|
| Water Source | Purchased surface water from MWRA |
| Last State Inspection | Oct 2025 |
| Lead | 4 ppb (2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Lead service line replacement currently in violation since Nov 2019 |
| Monitoring and Reporting | 1 last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 885 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
| Astound Broadband Cable · Fiber in parts of the area | 1,500 / 50 |
| Verizon Fixed Wireless | 1,000 / 75 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: Netafy, Starry.
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