Middlesex County and Billerica Town property record for 6 Sinclair St, Billerica, MA 01821
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,782 sqft · built 1930 |
| Lot Size | 0.215 acres (9,387 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $518,000 (Sep 2021) |
| Tax Bill | $6,509 (2026) |
| Deeds & Mortgages | Sep 2021 Sale & Mortgage Jul 2019 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | BILL M:0095 B:0089 L:0 |
| Primary APN | BILL M:0095 B:0089 L:0 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 2 Stories |
| Building Area | 1,782 sqft Living Area |
| Gross Area | 2,824 sqft |
| Basement Area | 472 sqft |
| Unfinished Basement | 472 sqft |
| Year Built | Built 1930 |
|---|---|
| Effective Year Built | Effective 1930 |
| Architectural Style | Colonial |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 9,387 sqft (0.215 acres) |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Street Address | 6 SINCLAIR ST |
|---|---|
| City | BILLERICA |
| State | MA |
| Zip | 01821-4210 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | 1 |
| Legal Block | 89 |
| Jurisdiction | BILLERICA MA |
| Township / Civil Division | BILLERICA |
| Census Block Group | 5 |
| Census Block | 5016 |
| Census Tract | 316300 |
6 Sinclair St is owned and occupied by two individuals who bought it in September 2021.
Source: Middlesex County and Billerica Town records, as of October 20, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 6 SINCLAIR ST, BILLERICA, MA 01821-4210 |
| 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 |
|---|---|
| Sep 24, 2021 | Quit Claim Deed, Transfer · Stand-Alone First Mortgage ROCKET MORTGAGE |
| Jul 8, 2019 | Quit Claim Deed, Transfer · Stand-Alone First Mortgage CROSSCOUNTRY MORTGAGE INC |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 24, 2021 · Amount on File |
| Deed Sale | Sep 24, 2021 · Amount on File |
| Prior Sale | Jul 8, 2019 · Amount on File |
| Deed Document Number | 202156205 |
| Deed Book / Page | 36298 / 228 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | BILLERICA MA |
| Recording Date | Sep 24, 2021 |
| Property Address | 6 SINCLAIR ST, BILLERICA, MA 01821-4210 |
| Document Number | 36298-228 |
| Book / Page | 36298 / 228 |
| Instrument Date | Sep 24, 2021 |
| Instrument | 56205 |
| Transaction Type | Transfer |
| Record Updated | Oct 8, 2021 |
| 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 |
|---|---|
| Relationship | Joint Venture |
| Address | 6 SINCLAIR ST, BILLERICA, MA 01821-4210 |
| Document Number | 56206 |
|---|---|
| Date | Sep 24, 2021 |
| Instrument | 56206 |
| Name | ROCKET MORTGAGE |
|---|
| Type | Stand-Alone First Mortgage |
|---|---|
| Amount | Amount on Record |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | BILLERICA MA |
| Recording Date | Jul 8, 2019 |
| Property Address | 6 SINCLAIR ST, BILLERICA, MA 01821-4210 |
| Document Number | 33129-7 |
| Book / Page | 33129 / 7 |
| Instrument Date | Jul 2, 2019 |
| Instrument | 27063 |
| Transaction Type | Transfer |
| Record Updated | May 12, 2021 |
| 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 | 6 SINCLAIR ST, BILLERICA, MA 01821-4210 |
| Document Number | 27064 |
|---|---|
| Date | Jul 8, 2019 |
| Instrument | 27064 |
| Name | CROSSCOUNTRY MORTGAGE INC |
|---|---|
| Type | Mortgage Company |
| Type | Stand-Alone First Mortgage |
|---|---|
| Amount | Amount on Record |
The 2026 property tax bill for 6 Sinclair St was $6,509, up 4.5% from the year before.
Source: Middlesex County and Billerica Town assessment roll, as of April 14, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Middlesex County |
| County Subdivision | Billerica Town |
| Unified School District | Billerica School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $6,509.00 (+4.46%) | $560,600 (+2.3%) Land $281,200 Building $278,700 | $546,345 (-) |
| 2025 | $6,231.00 (+5.5%) | $548,000 (+4.76%) Land $268,600 Building $279,400 | $546,345 (-8.19%) |
| 2024 | $5,906.00 (+3.76%) | $523,100 (+9.09%) Land $251,500 Building $271,600 | $595,080 |
| 2023 | $5,692.00 | $479,500 Land $225,300 Building $254,200 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 6 Sinclair St in Zone X, an area of minimal flood risk.
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 | 4 in force |
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.
Wildfire risk around 6 Sinclair St is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 98% of the US · lower than 96% of Massachusetts |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 | BILLERICA WATER WORKS serves 42,119 people · EPA ID MA3031000 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | May 2025 |
| Lead | 2 ppb (2023–2025) action level 15 ppb |
| Water Quality | Bromate resolved · Apr 2023 |
|---|---|
| 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 291 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber | 2,300 / 2,300 |
| Xfinity Cable | 2,000 / 250 |
| T-Mobile Fixed Wireless | 100 / 20 |
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