Middlesex County and Arlington Town property record for 18 Brattle St, #20, Arlington, MA 02476
| Property Type | Apartments (5+ Units) |
|---|---|
| Details | 6 bd · 4 ba · 3,350 sqft · built 1910 |
| Lot Size | 0.159 acres (6,935 sqft) |
| Owner | Company Name on File |
| Last Sale | $1,200,000 (Dec 2025) |
| Tax Bill | $11,264 (2025) |
| Deeds & Mortgages | Dec 2025 Sale & Mortgage Nov 2019 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 37463 |
| Primary APN | 37463 |
|---|---|
| Alternative APN |
|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 16 Rooms |
| Units | 4 Units |
| Stories | 3 Stories |
| Building Area | 3,350 sqft Living Area |
| Gross Area | 5,505 sqft |
| Basement Area | 1,491 sqft |
| Unfinished Basement | 1,491 sqft |
| Year Built | Built 1910 |
|---|---|
| Effective Year Built | Effective 1955 |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 6,935 sqft (0.159 acres) |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Gas |
| Account Number | 37463 |
|---|---|
| Street Address | 18 BRATTLE ST, 20 |
| City | ARLINGTON |
| State | MA |
| Zip | 02476-4303 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Apartments (5+ Units) |
| Local Zoning Code | R3 |
| Legal Block | 2 |
| Legal Lot Number | 34 |
| Jurisdiction | ARLINGTON MA |
| Township / Civil Division | ARLINGTON |
| Census Block Group | 5 |
| Census Block | 5016 |
| Census Tract | 356601 |
18 Brattle St, #20 is owned by a company that bought it in December 2025.
Source: Middlesex County and Arlington Town records, as of July 20, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 7 SWAN PL, ARLINGTON, MA 02476-6511 |
| Owner Type | Company |
| Vesting | Company |
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 |
|---|---|
| Dec 22, 2025 | Quit Claim Deed, Transfer · Conventional Mortgage GRIFFIN FUNDING INC |
| Nov 1, 2019 | Quit Claim Deed, Transfer · Conventional Mortgage MORTGAGE NTWK |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Dec 22, 2025 · Amount on File |
| Deed Sale | Dec 22, 2025 · Amount on File |
| Prior Sale | Nov 1, 2019 · Amount on File |
| Deed Book / Page | 85040 / 173 |
| Prior Transfer Date | Dec 19, 2025 |
| Prior Transfer Doc | 085040-173 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ARLINGTON MA |
| Recording Date | Dec 22, 2025 |
| Property Address | 18 BRATTLE ST # 20, 20, ARLINGTON, MA 02476-4303 |
| Document Number | 085040-173 |
| Book / Page | 85040 / 173 |
| Instrument Date | Dec 19, 2025 |
| Instrument | 157350 |
| Transaction Type | Transfer |
| Record Updated | Jan 14, 2026 |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 7 SWAN PL, ARLINGTON, MA 02476-6511 |
| Document Number | 0000157351 |
|---|---|
| Date | Dec 22, 2025 |
| Instrument | 157351 |
| Name | GRIFFIN FUNDING INC |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 349 Months |
| Due | Jan 1, 2055 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ARLINGTON MA |
| Recording Date | Nov 1, 2019 |
| Property Address | 18-20 BRATTLE ST, ARLINGTON, MA 02476 |
| Document Number | 73574-568 |
| Book / Page | 073574 / 000568 |
| Instrument Date | Oct 31, 2019 |
| Instrument | 170279 |
| Transaction Type | Transfer |
| Record Updated | Nov 19, 2019 |
| Title Company | NOT AVAILABLE |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $2,736.00 |
| Amount Accuracy | Confirmed |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Husband and Wife |
| Address | 18-20 BRATTLE ST ARLINGTON MA 024764303, ARLINGTON, MA 02476-4303 |
| Document Number | 73574-570 |
|---|---|
| Date | Nov 1, 2019 |
| Book Page | 073574/000570 |
| Instrument | 170280 |
| Name | MORTGAGE NTWK |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Oct 31, 2049 |
The 2025 property tax bill for 18 Brattle St, #20 was $11,264, up 15.6% from the year before.
Source: Middlesex County and Arlington Town assessment roll, as of April 14, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Middlesex County |
| County Subdivision | Arlington Town |
| Unified School District | Arlington School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $11,264.00 (+15.55%) | $1,045,900 (+13.62%) Land $483,600 Building $562,300 | $1,420,725 (+82.31%) |
| 2024 | $9,748.00 (-2.05%) | $920,500 (+3.68%) Land $464,800 Building $455,700 | $779,285 |
| 2023 | $9,952.00 | $887,800 Land $433,400 Building $454,400 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 18 Brattle St, #20 in Zone X, an area of minimal flood risk, within 100 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 4 units insured incl. 2 condo units |
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 Brattle St, #20 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 | ARLINGTON WATER DEPT. (MWRA) serves 46,308 people · EPA ID MA3010000 |
|---|---|
| Water Source | Purchased surface water from MWRA |
| Last State Inspection | Aug 2023 |
| Lead | 3 ppb (2025) 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 725 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
| Xfinity Cable | 2,000 / 2,000 |
| Astound Broadband Cable · Fiber in parts of the area | 1,500 / 50 |
| T-Mobile Fixed Wireless | 100 / 20 |
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