New Haven City property record for 300 Prospect St, New Haven, CT 06511 · Last verified July 2026
| Property Type | Public School (Administration, Campus, Dorms, Instruction) |
|---|---|
| Details | 1 bd · 1 ba · 750 sqft · built 1924 |
| Lot Size | 0.774 acres (33,705 sqft) |
| Owner | Company Name on File |
| Last Sale | $525,000 (Jun 1998) |
| Tax Bill | $27,906 (2022) |
| Flood Zone | Zone X (minimal risk) |
| APN | 246 0362 03800 |
| Primary APN | 246 0362 03800 |
|---|---|
| Alternative APN |
|
| Bedrooms | 1 Bed |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 3 Rooms |
| Stories | 1 Story |
| Building Area | 750 sqft Living Area |
| Year Built | Built 1924 |
|---|---|
| Effective Year Built | Effective 1924 |
| Exterior Material | Stone |
| Roof Type | Gable |
| Roof Material | Slate |
| Lot Area | 33,705 sqft (0.774 acres) |
| Total Buildings | 2 Buildings |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Oil |
| Account Number | 246 0362 03800 |
|---|---|
| Street Address | 300 PROSPECT ST |
| City | NEW HAVEN |
| State | CT |
| Zip | 06511-2187 |
| Property Category | Public Works |
| Property Type | Public Works > Public School (Administration, Campus, Dorms, Instruction) |
| Legal Block | 362 |
| Legal Lot Number | 3800 |
| Jurisdiction | NEW HAVEN CT |
| Township / Civil Division | NEW HAVEN |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 361402 |
Source: New Haven City records · APN 246 0362 03800
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 | PO BOX 208372, NEW HAVEN, CT 06520-8372 |
| Owner Type | Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jun 29, 1998 · Amount on Record |
| Deed Sale | Jun 29, 1998 · Amount on Record |
| Prior Sale | Apr 01, 1993 · Amount on Record |
| Deed Book / Page | 5333 / 25 |
| Record Updated | 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 | $702,030 (-) Land $252,420 Building $449,610 | $491,421 Land $176,694 Building $314,727 | |
| 2023 | $702,030 (-) Land $252,420 Building $449,610 | ||
| 2022 | $27,906.00 | $702,030 Land $252,420 Building $449,610 |
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 |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | 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.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 339 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Frontier | Fiber | 7,000 / 7,000 |
| Xfinity | Cable | 2,000 / 250 |
| Verizon | Fixed Wireless | 300 / 20 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
| AT&T | Fixed Wireless | 100 / 20 |
May also be available at this address: Xfinity. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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