West Haven City property record for 421 Platt Ave, West Haven, CT 06516
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,616 sqft · built 1851 |
| Lot Size | 0.34 acres (14,810 sqft) |
| Owner | Individual Name on File |
| Last Sale | $158,000 (Jul 2010) |
| Tax Bill | $7,599 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 10476 |
| Primary APN | 10476 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Stories | 2 Stories |
| Building Area | 1,616 sqft Living Area |
| Gross Area | 2,397 sqft |
| 1st Floor Area | 814 sqft |
| Basement Area | 737 sqft |
| Unfinished Basement | 737 sqft |
| Year Built | Built 1851 |
|---|---|
| Effective Year Built | Effective 1851 |
| Architectural Style | Conventional |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 14,810 sqft (0.34 acres) |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Oil |
| Sewer | Septic |
| Account Number | 10476 |
|---|---|
| Street Address | 421 PLATT AVE |
| City | WEST HAVEN |
| State | CT |
| Zip | 06516-4838 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R2 |
| Legal Block | 85 |
| Jurisdiction | WEST HAVEN CT |
| Township / Civil Division | WEST HAVEN |
| Census Block Group | 3 |
| Census Block | 3002 |
| Census Tract | 154900 |
421 Platt Ave is owned by an individual who bought it in July 2010.
Source: West Haven City records, as of September 25, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 220 BEACH 98TH ST, ROCKAWAY PARK, NY 11694-2849 |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 22, 2010 · Amount on File |
| Deed Sale | Jul 22, 2010 · Amount on File |
| Prior Sale | Jul 28, 1997 · Amount on File |
| Deed Book / Page | 1621 / 469 |
| Transfer Doc | 1038000535 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 421 Platt Ave was $7,599.
Source: West Haven City assessment roll, as of September 25, 2026
| Type | Name |
|---|---|
| State | Connecticut |
| County Subdivision / Municipality | West Haven City |
| Unified School District | West Haven School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $7,599.00 | $220,080 Land $80,850 Building $139,230 | $314,400 Land $115,500 Building $198,900 |
| 2023 | $6,638.00 (+2%) | $142,730 (-) Land $56,000 Building $86,730 | |
| 2022 | $6,508.00 | $142,730 Land $56,000 Building $86,730 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 421 Platt Ave in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective January 25, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 421 Platt 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 99.1% of the US · lower than 99% 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.
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 |
| 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.
Source: FCC Broadband Data Collection, based on 329 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Frontier Fiber | 7,000 / 7,000 |
| GoNetspeed Fiber | 2,000 / 2,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: T-Mobile.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures