Middlesex County and Cambridge City property record for 21 Coolidge Hill Rd, Cambridge, MA 02138
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 1,787 sqft · built 1927 |
| Lot Size | 0.05 acres (2,180 sqft) |
| Owner | Individual Name on File |
| Last Sale | $625,000 (Jul 1997) |
| Tax Bill | $10,154 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 242A-150 |
| Primary APN | 242A-150 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 3 Stories |
| Building Area | 1,787 sqft Living Area |
| Gross Area | 2,826 sqft |
| 1st Floor Area | 748 sqft |
| Basement Area | 748 sqft |
| Unfinished Basement | 548 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Central Vacuum | Central Vacuum |
| Year Built | Built 1927 |
|---|---|
| Effective Year Built | Effective 1927 |
| Architectural Style | Other |
| Exterior Material | Brick |
| Construction Type | Concrete |
| Roof Type | Gable |
| Roof Material | Slate |
| Lot Area | 2,180 sqft (0.05 acres) |
| Cooling System | HVAC |
|---|---|
| Heating System | Hot Water |
| Heating Fuel | Gas |
| Street Address | 21 COOLIDGE HILL RD |
|---|---|
| City | CAMBRIDGE |
| State | MA |
| Zip | 02138-5509 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | A-2 |
| Legal Lot Number | 150 |
| Jurisdiction | CAMBRIDGE MA |
| Township / Civil Division | CAMBRIDGE |
| Census Block Group | 2 |
| Census Block | 2015 |
| Census Tract | 354200 |
21 Coolidge Hill Rd is owned and occupied by an individual who bought it in July 1997.
Source: Middlesex County and Cambridge City records, as of July 20, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 21 COOLIDGE HILL RD, CAMBRIDGE, MA 02138-5509 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 1, 1997 · Amount on File |
| Deed Sale | Jul 1, 1997 · Amount on File |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 21 Coolidge Hill Rd was $10,154, up 15.2% from the year before.
Source: Middlesex County and Cambridge City assessment roll, as of April 14, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Middlesex County |
| Municipality | Cambridge City |
| Unified School District | Cambridge School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $10,154.00 (+15.15%) | $1,599,100 (+7.35%) Land $671,900 Building $927,200 | $2,034,235 (+2.7%) |
| 2024 | $8,818.00 (+1.68%) | $1,489,600 (+0.66%) Land $695,700 Building $793,900 | $1,980,845 |
| 2023 | $8,672.00 | $1,479,900 Land $693,800 Building $786,100 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 21 Coolidge Hill Rd in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 1990.
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 |
| Community Rating System | Class 9 (5% premium discount) |
| Nearby Flood Policies | 9 in force |
| Nearby Flood Claims | 2 (1990–2010) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Mar 2010 · Severe Storms And 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 21 Coolidge Hill Rd 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 | CAMBRIDGE WATER DEPARTMENT serves 118,214 people · EPA ID MA3049000 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jun 2023 |
| Lead | 8 ppb (2021–2023) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None 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 127 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: T-Mobile, Verizon.
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