New Haven City property record for 661 Prospect St, New Haven, CT 06511 · Last verified July 2026
| Property Type | Residential > Multi-Unit > Triplex |
|---|---|
| Bedrooms | 9 Beds |
| Bathrooms | 4.5 Baths |
| Architecture Style | Other |
| Year Built | Built 1920 |
| Square Footage | 6,342 sqft Living Area |
| Lot Size | 19,674 sqft (0.452 acres) |
| Tax Bill | $32,208.00 (2025) |
| Primary APN | 250 0493 01400 |
|---|---|
| Alternative APN |
|
| Bedrooms | 9 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Partial Baths | 3 Partial Baths |
| Total Rooms | 15 Rooms |
| Units | 3 Units |
| Building Area | 6,342 sqft Living Area |
| Gross Area | 10,311 sqft Gross Area |
| 1st Floor | 2,536 sqft 1st Floor |
| Basement Area | 2,338 sqft Basement |
| Unfinished Basement | 2,338 sqft Unfinished |
| Stories | 3 Stories |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1920 |
| Architectural Style | Other Style |
| Exterior Material | Stone Exterior |
| Roof Construction | Gable Roof Construction |
| Roof Material | Tile Roof |
| Lot Area | 19,674 sqft (0.452 acres) |
| Cooling System | HVAC Cooling |
|---|---|
| Heating System | Forced Air with Air Conditioning Heating |
| Heating Fuel | Gas Heating Fuel |
| Account Number | 250 0493 01400 |
|---|---|
| Street Address | 661 PROSPECT ST |
| City | NEW HAVEN |
| State | CT |
| Zip | 06511-2070 |
| Property Usage | Residential Property Usage |
| Type | Residential > Multi-Unit > Triplex |
| Legal Block | 493 |
| Legal Lot Number | 1400 |
| Jurisdiction | NEW HAVEN CT |
| Minor Civil Division | NEW HAVEN |
| Census Blockgroup | 2 |
| Census Block | 2009 |
| Census Tract | 141800 |
Source: New Haven City records · APN 250 0493 01400
Assessment roll updated June 25, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 19 HOWE ST, NEW HAVEN, CT 06511-5485 |
| Owner Type | Owner is a Company |
| Vesting | Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Record Refreshed | Sep 20, 2026 |
Source: New Haven City records · Assessment roll updated June 25, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | Connecticut |
| County Subdivision / Municipality | New Haven City |
| Unified School District | New Haven School District (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $32,208.00 | $817,460 (-) Land $239,680 Building $577,780 | $572,222 Land $167,776 Building $404,446 |
| 2024 | $32,208.00 (+5.91%) | ||
| 2023 | $30,410.00 (-6.41%) | $817,460 (-) Land $239,680 Building $577,780 | |
| 2022 | $32,494.00 | $817,460 Land $239,680 Building $577,780 |
Source: FEMA National Flood Hazard Layer, County delivery 09009C updated January 25, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Source: NPS National Register of Historic Places · August 1, 2026 release · Last verified October 2026
| Historic District | Within the Prospect Hill Historic District listed 1979 · 238 contributing resources · NRIS 79002670 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
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