Middlesex County and Arlington Town property record for 170 Mountain Ave, Arlington, MA 02474
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 4 ba · 3,487 sqft · built 1956 |
| Lot Size | 0.154 acres (6,700 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,407,500 (Aug 2020) |
| Tax Bill | $17,520 (2025) |
| Deeds & Mortgages | Sep 2022 Refinance Aug 2020 Sale & Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 65887 |
| Primary APN | 65887 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 5 Rooms |
| Stories | 3 Stories |
| Building Area | 3,487 sqft Living Area |
| Gross Area | 4,560 sqft |
| Basement Area | 480 sqft |
| Unfinished Basement | 384 sqft |
| Year Built | Built 1956 |
|---|---|
| Effective Year Built | Effective 2020 |
| Architectural Style | Colonial |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 6,700 sqft (0.154 acres) |
| Garage Type | Basement |
| Parking Spaces | 1 Parking Space |
| Cooling System | HVAC |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Account Number | 65887 |
|---|---|
| Street Address | 170 MOUNTAIN AVE |
| City | ARLINGTON |
| State | MA |
| Zip | 02474-2021 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Block | 3 |
| Legal Lot Number | 5 |
| Jurisdiction | ARLINGTON MA |
| Township / Civil Division | ARLINGTON |
| Census Block Group | 7 |
| Census Block | 7002 |
| Census Tract | 356400 |
Source: Middlesex County and Arlington Town records · APN 65887
Assessment roll updated April 14, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 170 MOUNTAIN AVE, ARLINGTON, MA 02474-2021 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Sep 30, 2022 | Deed of Trust, Mortgage · Stand-Alone Refinance BERKSHIRE BANK |
| Aug 25, 2020 | Quit Claim Deed, Transfer · Stand-Alone First Mortgage TD BANK NA |
| Feb 28, 2019 | Quit Claim Deed, Transfer CAMBRIDGE TR |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Aug 25, 2020 · Amount on Record |
| Deed Sale | Aug 25, 2020 · Amount on Record |
| Prior Sale | Feb 28, 2019 · Amount on Record |
| Deed Document Number | 2020146084 |
| Deed Book / Page | 75449 / 349 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ARLINGTON MA |
| Property Address | 170 MOUNTAIN AVE, ARLINGTON, MA 02474-2021 |
| Transaction Type | Mortgage |
| Record Updated | Oct 14, 2022 |
| Name | Verified Name |
|---|
| Document Number | 080781-354 |
|---|---|
| Date | Sep 30, 2022 |
| Book Page | 80781/354 |
| Instrument | 148406 |
| Name | BERKSHIRE BANK |
|---|---|
| Type | Bank |
| Type | Stand-Alone Refinance |
|---|---|
| Amount | Amount Recorded |
| Term | 241 Months |
| Due | Oct 01, 2042 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ARLINGTON MA |
| Recording Date | Aug 25, 2020 |
| Property Address | 170 MOUNTAIN AVE, ARLINGTON, MA 02474-2021 |
| Document Number | 75449-349 |
| Book / Page | 75449 / 349 |
| Instrument Date | Aug 24, 2020 |
| Instrument | 146084 |
| Transaction Type | Transfer |
| Record Updated | May 12, 2021 |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenants by the Entirety |
| Address | 170 MOUNTAIN AVE, ARLINGTON, MA 02474-2021 |
| Document Number | 146085 |
|---|---|
| Date | Aug 25, 2020 |
| Instrument | 146085 |
| Name | TD BANK NA |
|---|---|
| Type | Bank |
| Type | Stand-Alone First Mortgage |
|---|---|
| Amount | Amount Recorded |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ARLINGTON MA |
| Recording Date | Feb 28, 2019 |
| Property Address | 170 MOUNTAIN AVE, ARLINGTON, MA 02474-2021 |
| Document Number | 72278-88 |
| Book / Page | 072278 / 000088 |
| Instrument Date | Feb 27, 2019 |
| Instrument | 24858 |
| Transaction Type | Transfer |
| Record Updated | Mar 25, 2019 |
| Title Company | NOT AVAILABLE |
| Amount | Amount Recorded |
|---|---|
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $2,667.60 |
| Amount Accuracy | Confirmed |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 41 KATIE WAY TEWKSBURY MA 018761959, TEWKSBURY, MA 01876-1959 |
| Document Number | 72278-90 |
|---|---|
| Date | Feb 28, 2019 |
| Book Page | 072278/000090 |
| Instrument | 24859 |
| Name | CAMBRIDGE TR |
|---|
| Amount | Amount Recorded |
|---|
Source: Middlesex County and Arlington Town records · Assessment roll updated April 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Middlesex County |
| County Subdivision | Arlington Town |
| Unified School District | Arlington School District (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $17,520.00 (+6.87%) | $1,626,700 (+5.08%) Land $509,200 Building $1,117,500 | $1,829,795 (+10.41%) |
| 2024 | $16,393.00 (+4.12%) | $1,548,000 (+10.22%) Land $503,000 Building $1,045,000 | $1,657,275 |
| 2023 | $15,744.00 | $1,404,500 Land $453,300 Building $951,200 |
Source: FEMA National Flood Hazard Layer as of September 10, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 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 | 1 (2001) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Mar 2001 · Severe Storms And Flooding |
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
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.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
| Xfinity Cable | 2,000 / 250 |
| Radiate Holdings Cable | 1,500 / 50 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
Based on FCC filings for 604 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | ARLINGTON WATER DEPT. (MWRA) serves 46,308 people |
|---|---|
| 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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