142 Mansfield St, New Haven, CT 06511 Property Records

New Haven City property record for 142 Mansfield St, New Haven, CT 06511

Property Summary

Property Type	Duplex
Details	6 bd · 3 ba · 4,220 sqft · built 1915
Lot Size	0.12 acres (5,227 sqft)
Owner	2 Individual Names on Record
Tax Bill	$16,398 (2026)
Flood Zone	Zone X (minimal risk)
APN	`246 0358 01900`

Property Details

APN / Parcel Number

Primary APN	`246 0358 01900`
Alternative APN	`NHVN M:246 B:0358 L:01900`

Interior

Bedrooms	6 Beds
Full Baths	3 Baths
Total Rooms	16 Rooms
Units	2 Units
Stories	3 Stories
Building Area	4,220 sqft Living Area
Gross Area	6,743 sqft
1st Floor Area	1,603 sqft
Basement Area	1,603 sqft
Unfinished Basement	1,603 sqft

Exterior

Year Built	Built 1915
Effective Year Built	Effective 1915
Architectural Style	Duplex Single
Exterior Material	Wood Siding
Roof Type	Gable
Roof Material	Asphalt
Lot Area	5,227 sqft (0.12 acres)

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Hot Water
Heating Fuel	Oil

Location & Zoning

Account Number	246 0358 01900
Street Address	142 MANSFIELD ST
City	NEW HAVEN
State	CT
Zip	06511-3537
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	RM2
Legal Block	358
Legal Lot Number	1900
Jurisdiction	NEW HAVEN CT
Township / Civil Division	NEW HAVEN
Census Block Group	1
Census Block	1008
Census Tract	141600

Owner

Source: New Haven City 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	2 Individual Names on Record
Mailing Address	144 MANSFIELD ST, NEW HAVEN, CT 06511-3537
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Record Updated	Oct 29, 2026

Tax Assessment & Valuation

Source: New Haven City assessment roll, as of September 25, 2026

Property Jurisdictions

Type	Name
State	Connecticut
County Subdivision / Municipality	New Haven City
Unified School District	New Haven School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$16,398.00 (+1.43%)	$410,340 (-) Land $137,340 Building $273,000
2025	$16,167.00	$410,340 (-) Land $137,340 Building $273,000	$586,200 Land $196,200 Building $390,000
2024	$16,167.00 (+5.91%)
2023	$15,265.00 (-6.41%)	$410,340 (-) Land $137,340 Building $273,000
2022	$16,311.00	$410,340 Land $137,340 Building $273,000

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 January 25, 2026

FEMA Flood Zone	Zone X minimal risk
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 97% of the US · lower than 95% of Connecticut
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.

Drinking Water

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

Water System	REGIONAL WATER AUTHORITY serves 418,900 people · EPA ID CT0930011
Water Source	Surface water
Last State Inspection	Jun 2024
Lead	Under 1 ppb (2026) 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 339 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Frontier Fiber	7,000 / 7,000
Xfinity Cable · Fiber in parts of the area	2,000 / 250
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20