West Haven City property record for 107 William St, West Haven, CT 06516
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2 ba · 1,832 sqft · built 1925 |
| Lot Size | 0.17 acres (7,405 sqft) |
| Owner | Individual Name on File |
| Last Sale | $302,000 (Nov 2020) |
| Tax Bill | $8,281 (2025) |
| Deeds & Mortgages | Nov 2024 Line of Credit Nov 2020 Sale & Mortgage + 2 more |
| Flood Zone | Zone X (minimal risk) |
| APN | WHAV M:0027 B:0501 L:0000 |
| Primary APN | WHAV M:0027 B:0501 L:0000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 10 Rooms |
| Units | 2 Units |
| Stories | 2 Stories |
| Building Area | 1,832 sqft Living Area |
| Gross Area | 3,396 sqft |
| 1st Floor Area | 984 sqft |
| Attic | Attic |
| Attic Area | 628 sqft |
| Basement Area | 984 sqft |
| Unfinished Basement | 984 sqft |
| Year Built | Built 1925 |
|---|---|
| Effective Year Built | Effective 1925 |
| Architectural Style | Other |
| Exterior Material | Aluminum/Vinyl |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 7,405 sqft (0.17 acres) |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Oil |
| Account Number | 9087 |
|---|---|
| Street Address | 107 WILLIAM ST |
| City | WEST HAVEN |
| State | CT |
| Zip | 06516-6037 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R3 |
| Legal Block | 501 |
| Jurisdiction | WEST HAVEN CT |
| Township / Civil Division | WEST HAVEN |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 155000 |
107 William St, a duplex, is owned and occupied by an individual who bought it in November 2020.
Source: West Haven City records, as of September 25, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 107 WILLIAM ST, WEST HAVEN, CT 06516-6037 |
| 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.
| Date | Document |
|---|---|
| Nov 26, 2024 | Deed of Trust, Mortgage · Line of Credit ALLIANT CU |
| Nov 4, 2020 | Warranty Deed, Transfer · Conventional with PMI LOANDEPOT.COM LLC |
| Dec 11, 2019 | Deed of Trust, Mortgage · Conventional Mortgage ECF FUND 1 LLC |
| Sep 18, 2019 | Warranty Deed, Transfer UNKNOWN |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 4, 2020 · Amount on File |
| Deed Sale | Nov 4, 2020 · Amount on File |
| Prior Sale | Sep 18, 2019 · Amount on File |
| Deed Book / Page | 1879 / 516 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WEST HAVEN CT |
| Property Address | 107 WILLIAM ST, WEST HAVEN, CT 06516-6037 |
| Transaction Type | Mortgage |
| Record Updated | Apr 2, 2026 |
| Name | Verified Name |
|---|
| Document Number | 002003-748 |
|---|---|
| Date | Nov 26, 2024 |
| Book Page | 2003/748 |
| Name | ALLIANT CU |
|---|---|
| Type | Credit Union |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Dec 1, 2054 |
| Rate Type | Adjustable Rate |
|---|
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | WEST HAVEN CT |
| Recording Date | Nov 4, 2020 |
| Property Address | 107 WILLIAM ST, WEST HAVEN, CT 06516-6037 |
| Document Number | 1879-516 |
| Book / Page | 001879 / 000516 |
| Instrument Date | Oct 2, 2020 |
| Transaction Type | Transfer |
| Record Updated | Nov 24, 2020 |
| Title Company | UNKNOWN |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $302.00 |
| Amount Accuracy | Confirmed |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 107 WILLIAM ST ST WEST HAVEN CT 06516, WEST HAVEN, CT 06516 |
| Document Number | 1879-519 |
|---|---|
| Date | Nov 4, 2020 |
| Book Page | 001879/000519 |
| Name | LOANDEPOT.COM LLC |
|---|---|
| Type | Funding / Finance Company |
| Type | Conventional with PMI |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Nov 3, 2050 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WEST HAVEN CT |
| Property Address | 107 WILLIAM ST, WEST HAVEN, CT 06516-6037 |
| Document Number | 1854-522 |
| Instrument Date | Dec 11, 2019 |
| Transaction Type | Mortgage |
| Record Updated | Jan 8, 2020 |
| Title Company | UNKNOWN |
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 107 WILLIAM ST WEST HAVEN CT 065166037, WEST HAVEN, CT 06516-6037 |
| Document Number | 1854-522 |
|---|---|
| Date | Dec 16, 2019 |
| Book Page | 001854/000522 |
| Name | ECF FUND 1 LLC |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | WEST HAVEN CT |
| Recording Date | Sep 18, 2019 |
| Property Address | 107 WILLIAM ST, WEST HAVEN, CT 06516-6037 |
| Document Number | 1847-896 |
| Book / Page | 001847 / 000896 |
| Instrument Date | Sep 17, 2019 |
| Transaction Type | Transfer |
| Record Updated | Oct 8, 2019 |
| Title Company | UNKNOWN |
| Amount | Amount on Record |
|---|---|
| Tax | $110.00 |
| Amount Accuracy | Confirmed |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 265 SUNRISE HWY #1368 ROCKVILLE CENTRE NY 115704912, 1368, ROCKVILLE CENTRE, NY 11570-4912 |
The 2025 property tax bill for 107 William St was $8,281.
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 | $8,281.00 | $239,820 Land $62,720 Building $177,100 | $342,600 Land $89,600 Building $253,000 |
| 2024 | $8,281.00 (+27.5%) | ||
| 2023 | $6,495.00 (+1.99%) | $139,650 (-) Land $43,470 Building $96,180 | |
| 2022 | $6,368.00 | $139,650 Land $43,470 Building $96,180 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
FEMA maps place 107 William St 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.
The area around 107 William St has no burnable land within ember reach, so its wildfire risk is not rated.
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.
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 629 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 |
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