Tompkins County and Ithaca Town property record for 305 Blackstone Ave, Ithaca, NY 14850 · Last verified May 2026
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2 ba · 2,218 sqft · built 1979 |
| Lot Size | 1.12 acres (48,787 sqft) |
| Owner | Individual Name on File |
| Last Sale | $273,000 (Oct 2012) |
| Tax Bill | $4,127 (2019) |
| Flood Zone | Zone X (minimal risk) |
| APN | 503089 71.-1-11.1 |
| Primary APN | 503089 71.-1-11.1 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Stories | 1 Story |
| Building Area | 2,218 sqft Total Area |
| 1st Floor Area | 2,218 sqft |
| Year Built | Built 1979 |
|---|---|
| Effective Year Built | Effective 1979 |
| Architectural Style | Ranch |
| Exterior Material | Aluminum/Vinyl |
| Lot Area | 48,787 sqft (1.12 acres) |
| Garage Type | Detached |
| Garage Area | 832 sqft |
| Parking Spaces | 3 Parking Spaces |
| Porch | Slab |
| Porch Area | 348 sqft |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 305 BLACKSTONE AVE |
|---|---|
| City | ITHACA |
| State | NY |
| Zip | 14850-1705 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Block | 1 |
| Legal Lot Number | 11.001 |
| Jurisdiction | TOMPKINS NY |
| Township / Civil Division | ITHACA |
| Census Block Group | 3 |
| Census Block | 3010 |
| Census Tract | 500 |
Source: Tompkins County and Ithaca Town records · APN 503089 71.-1-11.1
Assessment roll updated May 14, 2026 · Last verified May 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 305 BLACKSTONE AVE, ITHACA, NY 14850-1705 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Oct 17, 2012 · Amount on Record |
| Deed Sale | Oct 17, 2012 · Amount on Record |
| Prior Sale | Jul 21, 2008 · Amount on Record |
| Deed Book / Page | 59874 / 5001 |
| Record Updated | Jun 08, 2026 |
Source: Tompkins County and Ithaca Town records · Assessment roll updated May 14, 2026 · Last verified May 2026
| Type | Name |
|---|---|
| State | New York |
| County | Tompkins County |
| County Subdivision | Ithaca Town |
| Unified School District | Ithaca City 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 | $450,000 (+25.7%) Land $138,000 Building $312,000 | $450,000 (+25.7%) Land $138,000 Building $312,000 | |
| 2023 | $358,000 Land $138,000 Building $220,000 | $358,000 Land $138,000 Building $220,000 | |
| 2019 | $4,127.00 |
Source: FEMA National Flood Hazard Layer, Tompkins County (36109C), updated June 17, 2025 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 361090005003, refreshed September 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 |
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 3 (1981–1986) |
| Most Recent Claim | Aug 1986, river or lake flooding |
| 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; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 113 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Empire Telephone Corporation/North Penn Telephone Company | Fiber | 1,000 / 100 |
| Spectrum | Cable | 1,000 / 50 |
| Verizon | Fixed Wireless | 300 / 20 |
May also be available at this address: FiberSpark. Availability varies by address; speeds are provider-advertised maximums, not measured.
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