143 Winchester Ave, New Haven, CT 06511 Property Records

New Haven City property record for 143 Winchester Ave, New Haven, CT 06511

Property Summary

Property Type	Single Family Home
Details	5 bd · 2.5 ba · 1,666 sqft · built 1916
Lot Size	0.11 acres (4,792 sqft)
Owner	Individual Name on File
Last Sale	$330,000 (Oct 2019)
Tax Bill	$9,296 (2026)
Deeds & Mortgages	Oct 2019 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`246 0358 00900`

Property Details

APN / Parcel Number

Primary APN	`246 0358 00900`
Alternative APN	`NHVN M:246 B:0358 L:00900`

Interior

Bedrooms	5 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	7 Rooms
Stories	2 Stories
Building Area	1,666 sqft Living Area
Gross Area	2,830 sqft
1st Floor Area	746 sqft
Basement Area	756 sqft
Unfinished Basement	756 sqft

Exterior

Year Built	Built 1916
Effective Year Built	Effective 1916
Architectural Style	Colonial
Exterior Material	Wood Siding
Roof Type	Gable
Roof Material	Asphalt
Lot Area	4,792 sqft (0.11 acres)

Utilities, Heating & Cooling

Heating System	Forced Air with A/C
Heating Fuel	Oil

Location & Zoning

Account Number	246 0358 00900
Street Address	143 WINCHESTER AVE
City	NEW HAVEN
State	CT
Zip	06511-3503
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	RM2
Legal Block	358
Legal Lot Number	900
Jurisdiction	NEW HAVEN CT
Township / Civil Division	NEW HAVEN
Census Block Group	1
Census Block	1008
Census Tract	141600

Owner

143 Winchester Ave is owned and occupied by an individual who bought it in October 2019.

Source: New Haven City records, as of October 20, 2026

Owner of Record	Individual Name on File
Mailing Address	143 WINCHESTER AVE, NEW HAVEN, CT 06511-3503
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	Name on Deed
Last Sale	Oct 2, 2019 · Amount on File
Deed Sale	Oct 2, 2019 · Amount on File
Prior Sale	Sep 9, 2015 · Amount on File
Deed Document Number	20199106
Deed Book / Page	9915 / 240
Record Updated	Oct 29, 2026

October 2019: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	NEW HAVEN CT
Recording Date	Oct 2, 2019
Property Address	143 WINCHESTER AVE, NEW HAVEN, CT 06511-3503
Document Number	9915-240
Book / Page	009915 / 000240
Instrument Date	Sep 26, 2019
Instrument	9106
Transaction Type	Transfer
Record Updated	Oct 22, 2019
Title Company	UNKNOWN

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$330.00
Amount Accuracy	Confirmed
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	817 GRAND AVE NEW HAVEN CT 065114970, NEW HAVEN, CT 06511-4970

Mortgage

Document Number	9915-243
Date	Oct 2, 2019
Book Page	009915/000243
Instrument	9107

Lender

Name	PRIME LNDG

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Oct 1, 2049

Tax Assessment & Valuation

The 2026 property tax bill for 143 Winchester Ave was $9,296, up 1.4% from the year before.

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	$9,296.00 (+1.43%)	$232,610 (-) Land $90,720 Building $141,890	$457,951 (+181.25%)
2025	$9,165.00	$232,610 Land $90,720 Building $141,890	$162,827 Land $63,504 Building $99,323
2024	$9,165.00 (+5.92%)
2023	$8,653.00 (-6.41%)	$232,610 (-) Land $90,720 Building $141,890
2022	$9,246.00	$232,610 Land $90,720 Building $141,890

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

Flood

FEMA maps place 143 Winchester Ave in Zone X, an area of minimal flood risk.

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

Wildfire risk around 143 Winchester Ave is low, with less than 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 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