40 Fourth St, Flagtown, NJ 08821 Property Records

Somerset County and Hillsborough Township property record for 40 Fourth St, Flagtown, NJ 08821

Property Summary

Property Type	Single Family Home
Details	2,157 sqft · built 1975
Lot Size	0.51 acres (22,216 sqft)
Owner	2 Individual Names on File
Last Sale	$405,000 (Sep 2016)
Tax Bill	$11,898 (2025)
Deeds & Mortgages	Apr 2021 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`10-00033-0000-00003-01`

Property Details

APN / Parcel Number

Primary APN	`10-00033-0000-00003-01`
Alternative APNs	`10000330000000030001` `1000033000000003A`

Interior

Total Rooms	11 Rooms
Stories	1 Story
Building Area	2,157 sqft Living Area

Exterior

Year Built	Built 1975
Effective Year Built	Effective 1975
Architectural Style	Cape Cod
Construction Type	Frame
Lot Area	22,216 sqft (0.51 acres)
Lot Dimensions	110 ft deep x 150 ft wide

Location & Zoning

Old Parcel Number	1000033000000003A
Street Address	40 FOURTH ST
City	FLAGTOWN
State	NJ
Zip	08821-1003
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	CR
Legal Subdivision	SOMERSET ESTATES
Legal Block	33
Legal Lot Number	3.1
Jurisdiction	SOMERSET NJ
Township / Civil Division	HILLSBOROUGH
Census Block Group	1
Census Block	1024
Census Tract	53707

Owner

40 Fourth St is owned and occupied by two individuals who bought it in September 2016.

Source: Somerset County and Hillsborough Township records, as of July 7, 2026

Owner of Record	2 Individual Names on File
Mailing Address	40 FOURTH ST, FLAGTOWN, NJ 08821-1003
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.

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Sep 1, 2016 · Amount on File
Deed Sale	Sep 1, 2016 · Amount on File
Prior Sale	Sep 28, 2011 · Amount on File
Deed Document Number	201636879
Deed Book / Page	6900 / 787
Record Updated	Sep 20, 2026

April 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SOMERSET NJ
Property Address	40 FOURTH ST, FLAGTOWN, NJ 08821-1003
Transaction Type	Mortgage
Record Updated	May 14, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000022284
Date	Apr 7, 2021
Book Page	7328/3713
Instrument	2021022284

Lender

Name	PROSPERITY HOME MORTGAGE LLC
Type	Mortgage Company
Address	CHANTILLY, VA 20151

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	300 Months
Due	Apr 1, 2046

Tax Assessment & Valuation

The 2025 property tax bill for 40 Fourth St was $11,898, up 12.4% from the year before.

Source: Somerset County and Hillsborough Township assessment roll, as of July 7, 2026

Property Jurisdictions

Type	Name
State	New Jersey
County	Somerset County
County Subdivision	Hillsborough Township
Unified School District	Hillsborough Township School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$569,700 (+6.11%) Land $270,500 Building $299,200	$569,700 (+6.11%) Land $270,500 Building $299,200
2025	$11,898.00 (+12.37%)	$536,900 Land $250,500 Building $286,400	$536,900 Land $250,500 Building $286,400
2024	$10,588.00
2023		$459,300 Land $205,500 Building $253,800	$459,300 Land $205,500 Building $253,800
2022	$9,726.00

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

Flood

FEMA maps place 40 Fourth St in Zone X, an area of minimal flood risk, though there have been 5 flood claims nearby since 1999.

Source: FEMA National Flood Hazard Layer, effective September 3, 2025 · 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	3 in force
Nearby Flood Claims	5 (1999–2021)
Claims Outside the SFHA	1 of 5
Most Recent Claim	Sep 2021 · Remnants Of Hurricane Ida
Claims by Event	Remnants Of Hurricane Ida, Sep 2021 · 2 claims

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

Wildfire risk around 40 Fourth St is low, with 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 80% of the US · lower than 65% of New Jersey
Wildfire Likelihood	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.

Internet Providers

Source: FCC Broadband Data Collection, based on 144 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Starlink Satellite	280 / 30