Erie County and Lancaster Town property record for 4990 William St, Lancaster, NY 14086
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,716 sqft · built 1988 |
| Lot Size | 0.51 acres (22,216 sqft) |
| Owner | Individual Name on File |
| Last Sale | $123,000 (Jun 2004) |
| Tax Bill | $5,088 (2026) |
| Deeds & Mortgages | Aug 2026 Transfer Aug 2017 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 145289 115.15-4-2 |
| Primary APN | 145289 115.15-4-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Stories | 1 Story |
| Building Area | 1,716 sqft Living Area |
| 1st Floor Area | 1,144 sqft |
| Basement Area | 572 sqft |
| Finished Basement | 572 sqft |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1988 |
| Architectural Style | Raised Ranch |
| Exterior Material | Aluminum/Vinyl |
| Lot Area | 22,216 sqft (0.51 acres) |
| Lot Dimensions | 237 ft deep x 92 ft wide |
| Garage Type | Attached |
| Garage Area | 572 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Slab |
| Porch Area | 30 sqft |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Oil |
| Sewer | Septic |
| Water Source | Commercial |
| Street Address | 4990 WILLIAM ST |
|---|---|
| City | LANCASTER |
| State | NY |
| Zip | 14086-9487 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | KEYCHNG 2000(DM) NEW# PER CNTY MAPPNG 115.15-4-2 REVERT TO OLD# |
| Legal Subdivision | BUFFALO CREEK RESERVATION |
| Legal Block | 4 |
| Legal Lot Number | 2.000 |
| Jurisdiction | ERIE NY |
| Township / Civil Division | LANCASTER |
| Census Block Group | 1 |
| Census Block | 1006 |
| Census Tract | 14206 |
4990 William St is owned and occupied by an individual who acquired it in August 2026.
Source: Erie County and Lancaster Town records, as of October 20, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 4990 WILLIAM ST, LANCASTER, NY 14086-9487 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Individual(s) |
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 |
|---|---|
| Aug 12, 2026 | Intrafamily Transfer, Transfer Quitclaim |
| Aug 4, 2017 | Deed of Trust, Mortgage · Conventional Mortgage KEYBANK USA |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jun 9, 2004 · Amount on File |
| Deed Sale | Jun 9, 2004 · Amount on File |
| Deed Document Number | 2004608 |
| Deed Book / Page | 11077 / 1843 |
| Last Transfer Date | Aug 7, 2026 |
| Transfer Doc | 0000148176 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ERIE NY |
| Recording Date | Aug 12, 2026 |
| Property Address | 4990 WILLIAM ST, LANCASTER, NY 14086-9487 |
| Document Number | 0000148176 |
| Book / Page | 11464 / 7745 |
| Instrument Date | Aug 7, 2026 |
| Instrument | 2026148176 |
| Transaction Type | Transfer |
| Record Updated | Oct 23, 2026 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 4990 WILLIAM ST, LANCASTER, NY 14086-9487 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ERIE NY |
| Property Address | 4990 WILLIAM ST, LANCASTER, NY 14086-9487 |
| Document Number | 0138223163 |
| Book / Page | 013822 / 003163 |
| Instrument Date | Aug 4, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Sep 27, 2017 |
| Name | Verified Name |
|---|---|
| Address | 4990 WILLIAM ST LANCASTER NY 140869487, LANCASTER, NY 14086-9487 |
| Document Number | 0138223163 |
|---|---|
| Date | Aug 9, 2017 |
| Book Page | 013822/003163 |
| Name | KEYBANK USA |
|---|---|
| Type | Bank |
| Address | CLEVELAND, OH 44114-1306 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Aug 8, 2047 |
The 2026 property tax bill for 4990 William St was $5,088 with a homeowner's exemption, up 2.2% from the year before.
Source: Erie County and Lancaster Town assessment roll, as of May 19, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Erie County |
| County Subdivision | Lancaster Town |
| Unified School District | Lancaster Central School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $5,088.00 (+2.21%) Homeowner's exemption | ||
| 2025 | $4,978.00 (+2.05%) | $170,000 (-) Land $40,300 Building $129,700 | $265,625 (+12.51%) Land $62,969 Building $202,656 |
| 2024 | $4,878.00 Homeowner's exemption | $170,000 (-) Land $40,300 Building $129,700 | $236,100 (+4.15%) Land $55,970 Building $180,130 |
| 2023 | Homeowner's exemption | $170,000 Land $40,300 Building $129,700 | $226,700 Land $53,741 Building $172,959 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 4990 William St in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 1979.
Source: FEMA National Flood Hazard Layer, effective November 20, 2024 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Claims | 2 (1979) |
| Most Recent Claim | Apr 1979 · tidal / storm surge |
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.
Wildfire risk around 4990 William St 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 96% of the US · lower than 95% of New York |
|---|---|
| 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 | ECWA LANCASTER serves 29,018 people · EPA ID NY1400421 |
|---|---|
| Water Source | Purchased surface water from ECWA DIRECT |
| Last State Inspection | Nov 2025 |
| Lead | 10 ppb (2020–2022) 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 378 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Greenlight Networks Fiber | 8,000 / 8,000 |
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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