517 First Ave, West Haven, CT 06516 Property Records

West Haven City property record for 517 First Ave, West Haven, CT 06516

Property Summary

Property Type	Duplex
Details	4 bd · 3.5 ba · 2,273 sqft · built 1938
Lot Size	0.23 acres (10,019 sqft)
Owner	2 Company Names on Record
Tax Bill	$8,370 (2025)
Flood Zone	Zone X (minimal risk)
APN	`11308`

Property Details

APN / Parcel Number

Primary APN	`11308`
Alternative APN	`WHAV M:0049 B:0161 L:0000`

Interior

Bedrooms	4 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Total Rooms	10 Rooms
Units	2 Units
Stories	2 Stories
Building Area	2,273 sqft Living Area
Gross Area	4,802 sqft
1st Floor Area	1,904 sqft
Basement Area	1,904 sqft
Unfinished Basement	1,904 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1938
Effective Year Built	Effective 1989
Architectural Style	Other
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	10,019 sqft (0.23 acres)
Garage Type	Detached
Deck Area	Deck Area

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Hot Water
Heating Fuel	Oil
Sewer	Septic

Location & Zoning

Account Number	11308
Street Address	517 FIRST AVE
City	WEST HAVEN
State	CT
Zip	06516-3819
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	WD
Legal Block	161
Jurisdiction	WEST HAVEN CT
Township / Civil Division	WEST HAVEN
Census Block Group	1
Census Block	1001
Census Tract	154500

Owner

Source: West Haven City records, as of June 25, 2026

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

Owner of Record	2 Company Names on Record
Mailing Address	517 FIRST AVE, WEST HAVEN, CT 06516-3819
Owner Type	Company
Vesting	Estate

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Dec 10, 2010
Deed Sale	Dec 10, 2010
Deed Book / Page	1630 / 398
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

Source: West Haven City assessment roll, as of June 25, 2026

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$8,370.00	$242,410 (+52.56%) Land $65,380 Building $177,030	$169,687 Land $45,766 Building $123,921
2024	$8,370.00 (+13.26%)
2023	$7,390.00 (+1.99%)	$158,900 (-) Land $45,290 Building $113,610
2022	$7,246.00	$158,900 Land $45,290 Building $113,610

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	Not 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 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 703 locations within half a mile, as of December 31, 2025

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