850 Boston Post Rd, Weston, MA 02493 Property Records

Middlesex County and Weston Town property record for 850 Boston Post Rd, Weston, MA 02493

Property Summary

Property Type	Single Family Home
Details	4 bd · 4.5 ba · 3,956 sqft · built 1977
Lot Size	0.929 acres (40,449 sqft)
Owner	Individual Name on Record
Last Sale	$1,587,500 (Nov 2021)
Tax Bill	$32,041 (2026)
Deeds & Mortgages	Jan 2021 Refinance Jan 2022 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`WEST M:025.0 L:0037 S:020.0`

Property Details

APN / Parcel Number

Primary APN	`WEST M:025.0 L:0037 S:020.0`
Alternative APN	`1637`

Interior

Bedrooms	4 Beds
Full Baths	4.5 Baths
Half Baths	1 Half Bath
Total Rooms	14 Rooms
Stories	2 Stories
Building Area	3,956 sqft Living Area
Gross Area	6,379 sqft
Basement Area	962 sqft
Unfinished Basement	962 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1977
Effective Year Built	Effective 1985
Architectural Style	Colonial
Exterior Material	Combination
Roof Type	Gable
Roof Material	Asphalt
Lot Area	40,449 sqft (0.929 acres)

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Forced Air with A/C
Heating Fuel	Gas

Location & Zoning

Account Number	1637
Street Address	850 BOSTON POST RD
City	WESTON
State	MA
Zip	02493-1181
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	B
Legal Lot Number	37
Jurisdiction	WESTON MA
Township / Civil Division	WESTON
Census Block Group	3
Census Block	3005
Census Tract	367200

Historic Designation

Source: NPS National Register of Historic Places, as of August 1, 2026

Historic District	Within the Boston Post Road Historic District listed 1983 · 115 contributing resources · NRIS 83000783

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.

Owner

Source: Middlesex County and Weston Town records, as of October 20, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Individual Name on Record
Mailing Address	850 BOSTON POST RD, WESTON, MA 02493-1181
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Jan 5, 2021	Deed of Trust, Mortgage · Stand-Alone Refinance AMERISAVE MORTGAGE CORP
Jan 18, 2022	Deed of Trust, Mortgage · ARM MORGAN STANLEY CREDIT CORP
Nov 24, 2021	Quit Claim Deed, Transfer

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Nov 24, 2021 · Amount on Record
Deed Sale	Nov 24, 2021 · Amount on Record
Prior Sale	Apr 27, 2012 · Amount on Record
Deed Book / Page	79222 / 574
Prior Transfer Date	Nov 5, 2021
Prior Transfer Doc	79222-574
Record Updated	Oct 29, 2026

January 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WESTON MA
Property Address	850 BOSTON POST RD, WESTON, MA 02493-1181
Transaction Type	Mortgage
Record Updated	Apr 3, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	076623-188
Date	Jan 5, 2021
Book Page	76623/188
Instrument	2202

Lender

Name	AMERISAVE MORTGAGE CORP

Agreement

Type	Stand-Alone Refinance
Amount	Amount Recorded
Term	361 Months
Due	Feb 1, 2051

January 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WESTON MA
Property Address	850 BOSTON POST RD, WESTON, MA 02493-1181
Transaction Type	Mortgage
Record Updated	Apr 3, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0079547-82
Date	Jan 18, 2022
Book Page	79547/82
Instrument	9155

Lender

Name	MORGAN STANLEY CREDIT CORP
Type	Mortgage Company

Agreement

Type	ARM
Amount	Amount Recorded
Term	361 Months
Due	Feb 1, 2052

Interest

Rate Type	Adjustable Rate
Rate	2.35%
Type Change Date	Feb 1, 2032
Index	Other
Margin	3

November 2021: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	WESTON MA
Recording Date	Nov 24, 2021
Property Address	850 BOSTON POST RD, WESTON, MA 02493-1181
Document Number	79222-574
Book / Page	79222 / 574
Instrument Date	Nov 5, 2021
Instrument	256502
Transaction Type	Transfer
Record Updated	Dec 10, 2021

Transaction

Amount	Amount Recorded
Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	850 BOSTON POST RD, WESTON, MA 02493-1181

Tax Assessment & Valuation

Source: Middlesex County and Weston Town assessment roll, as of April 14, 2026

Property Jurisdictions

Type	Name
State	Massachusetts
County	Middlesex County
County Subdivision	Weston Town
Unified School District	Weston School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$32,041.00 (+16.24%)	$2,944,900 (+18.59%) Land $753,600 Building $2,191,300	$2,099,025 (-)
2025	$27,564.00 (+52.46%)	$2,483,200 (+52.74%) Land $685,200 Building $1,798,000	$2,099,025 (+11.92%)
2024	$18,079.00 (+0.41%)	$1,625,800 (+6.9%) Land $685,200 Building $940,600	$1,875,395
2023	$18,006.00	$1,520,800 Land $685,200 Building $835,600

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

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
Flood Insurance Cost	Premium on Record median of 11 policies
Nearby Flood Policies	11 in force
Nearby Flood Claims	7 (1983–2010)
Claims Outside the SFHA	2 of 7
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.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 80% of the US · above 57% of Massachusetts
Wildfire Likelihood	0.01% annual chance
Exposure	Direct burnable vegetation

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	WESTON WATER DEPT. serves 11,391 people · EPA ID MA3333000
Water Source	Purchased surface water from MWRA
Last State Inspection	May 2024
Lead	2 ppb (2025) action level 15 ppb

Violations Reported to EPA

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.

Internet Providers

Source: FCC Broadband Data Collection, based on 47 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 2,000
Verizon Fiber	980 / 880

Cell Coverage

5G (outdoors only) and 4G LTE

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