21 Guilden St, New Brunswick, NJ 08901 Property Records

Middlesex County and New Brunswick City property record for 21 Guilden St, New Brunswick, NJ 08901

Property Summary

Property TypeSingle Family Home
Details4,955 sqft · built 1897
Lot Size0.223 acres (9,701 sqft)
OwnerIndividual Name on Record
Last Sale$190,000 (Jun 1997)
Tax Bill$27,332 (2025)
Flood ZoneZone X (minimal risk)
APN13-00070-0000-00003-01

Property Details

APN / Parcel Number

Primary APN13-00070-0000-00003-01
Alternative APNs
  • 13000700000000030001
  • 1300070000000003

Interior

Stories2 Stories
Building Area4,955 sqft Living Area

Exterior

Year BuiltBuilt 1897
Effective Year BuiltEffective 1897
Architectural StyleDuplex Single
Exterior MaterialStucco
Lot Area9,701 sqft (0.223 acres)
Lot Dimensions100 ft deep x 97 ft wide

Location & Zoning

Old Parcel Number1300070000000003
Street Address21 GUILDEN ST
CityNEW BRUNSWICK
StateNJ
Zip08901-1813
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR-5A
Legal Description097X100 OLD LOTS 3,4,5
Legal Block70
Legal Lot Number3.1
JurisdictionMIDDLESEX NJ
Township / Civil DivisionNEW BRUNSWICK
Census Block Group4
Census Block4000
Census Tract5200

Owner

Source: Middlesex County and New Brunswick City records, as of June 30, 2026

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

Owner of RecordIndividual Name on Record
Mailing Address21 GUILDEN ST, NEW BRUNSWICK, NJ 08901-1813
OccupancyOwner Occupied
Owner TypeIndividual
VestingEstate

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleJun 4, 1997 · Amount on Record
Deed SaleJun 4, 1997 · Amount on Record
Deed Book / Page4414 / 747
Record UpdatedSep 20, 2026

Tax Assessment & Valuation

Source: Middlesex County and New Brunswick City assessment roll, as of June 30, 2026

Property Jurisdictions

TypeName
StateNew Jersey
CountyMiddlesex County
MunicipalityNew Brunswick City
Unified School DistrictNew Brunswick City School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$1,016,800 (-) Land $214,700 Building $802,100$1,016,800 (-) Land $214,700 Building $802,100
2025$27,332.00 (+2.64%)$1,016,800 (-) Land $214,700 Building $802,100$1,016,800 (-) Land $214,700 Building $802,100
2024$26,629.00 (+5.22%)
2023$1,016,800 Land $214,700 Building $802,100$1,016,800 Land $214,700 Building $802,100
2022$25,308.00

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 December 16, 2021

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot 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 RiskNot rated
no burnable land within ember reach

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 SystemNEW BRUNSWICK W DEPT
serves 55,000 people · EPA ID NJ1214001
Water SourceSurface water
Lead2 ppb (2026)
action level 15 ppb

Violations Reported to EPA

Water QualityTotal trihalomethanes
not recorded as resolved · Apr 2026
Treatment and ProcedureCorrosion control
Jan 2020
Monitoring and Reporting8
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 926 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Optimum
Fiber · Cable
8,000 / 8,000
Verizon
Fiber · Fixed Wireless in parts of the area
2,300 / 2,300
Xfinity
Fiber · Cable in parts of the area
2,000 / 250
AT&T
Fixed Wireless
100 / 20

May also be available: T-Mobile.

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