50 William St, Andover, MA 01810 Property Records

Essex County and Andover Town property record for 50 William St, Andover, MA 01810

Property Summary

Property Type	Single Family Home
Details	4 bd · 3.5 ba · 4,239 sqft · built 1937
Lot Size	0.719 acres (31,324 sqft)
Owner	2 Individual Names on Record
Last Sale	$895,500 (Mar 2005)
Tax Bill	$21,323 (2025)
Deeds & Mortgages	Oct 2017 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`ANDO M:00069 B:00039 L:00000`

Property Details

APN / Parcel Number

Primary APN	`ANDO M:00069 B:00039 L:00000`

Interior

Bedrooms	4 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Total Rooms	8 Rooms
Stories	2 Stories
Building Area	4,239 sqft Living Area
Gross Area	5,878 sqft
Basement Area	1,406 sqft
Unfinished Basement	141 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1937
Effective Year Built	Effective 1937
Architectural Style	Colonial
Exterior Material	Brick
Construction Type	Frame
Roof Type	Hip
Roof Material	Slate
Lot Area	31,324 sqft (0.719 acres)

Utilities, Heating & Cooling

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

Location & Zoning

Street Address	50 WILLIAM ST
City	ANDOVER
State	MA
Zip	01810-2549
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	SRA
Legal Block	39
Jurisdiction	ANDOVER MA
Township / Civil Division	ANDOVER
Census Block Group	4
Census Block	4006
Census Tract	254100

Owner

Source: Essex County and Andover Town records, as of July 20, 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 Record
Mailing Address	50 WILLIAM ST, ANDOVER, MA 01810-2549
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 1, 2005 · Amount on Record
Deed Sale	Mar 1, 2005 · Amount on Record
Deed Book / Page	9377 / 224
Record Updated	Sep 20, 2026

October 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ANDOVER MA
Property Address	50 WILLIAM ST, ANDOVER, MA 01810-2549
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	15259-68
Date	Oct 13, 2017
Book Page	15259/68
Instrument	26846

Lender

Name	DIGITAL FCU
Type	Credit Union

Agreement

Type	Closed-End Mortgage
Amount	Amount Recorded
Term	480 Months
Due	Oct 1, 2057

Tax Assessment & Valuation

Source: Essex County and Andover Town assessment roll, as of April 14, 2026

Property Jurisdictions

Type	Name
State	Massachusetts
County	Essex County
County Subdivision	Andover Town
Unified School District	Andover School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$21,323.00 (+11.67%)	$1,707,200 (+15.16%) Land $957,300 Building $749,900	$1,562,180
2024	$19,095.00 (+4.62%)	$1,482,500 (+10.96%) Land $811,700 Building $670,800
2023	$18,251.00	$1,336,100 Land $731,200 Building $604,900

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 July 10, 2026

FEMA Flood Zone	Zone X minimal risk
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; 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 96% of the US · lower than 92% of Massachusetts
Wildfire Likelihood	Under 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	ANDOVER WATER DEPT serves 36,569 people · EPA ID MA3009000
Water Source	Surface water
Last State Inspection	Oct 2025
Lead	Under 1 ppb (2025) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	Lead service line replacement currently in violation since Nov 2021 Corrosion control Jan 2022
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. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 176 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 / 250

May also be available: T-Mobile.

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