Monroe County and Irondequoit Town property record for 21 William St, Rochester, NY 14622
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 1,474 sqft · built 1947 |
| Lot Size | 0.22 acres (9,583 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $81,500 (Jul 1998) |
| Tax Bill | $6,415 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 263400 092.06-1-21 |
| Primary APN | 263400 092.06-1-21 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Stories | 1 Story |
| Building Area | 1,474 sqft Living Area |
| 1st Floor Area | 1,134 sqft |
| Upper Floors Area | 340 sqft |
| Game Room | Game Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1947 |
| Architectural Style | Cape Cod |
| Exterior Material | Brick |
| Lot Area | 9,583 sqft (0.22 acres) |
| Lot Dimensions | 85.4 ft deep x 110 ft wide |
| Garage Type | Attached |
| Garage Area | 308 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 05554400000 |
|---|---|
| Street Address | 21 WILLIAM ST |
| City | ROCHESTER |
| State | NY |
| Zip | 14622-2417 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | 02 - SINGL |
| Legal Description | 0034-14-07 PERRIN EST LE11 00 |
| Legal Block | 1 |
| Legal Lot Number | 21.000 |
| Jurisdiction | MONROE NY |
| Township / Civil Division | IRONDEQUOIT |
| Census Block Group | 3 |
| Census Block | 3004 |
| Census Tract | 10601 |
Source: Monroe County and Irondequoit Town records, as of March 30, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 21 WILLIAM ST, ROCHESTER, NY 14622-2417 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 16, 1998 · Amount on Record |
| Deed Sale | Jul 16, 1998 · Amount on Record |
| Deed Book / Page | 9034 / 409 |
| Last Transfer Date | Apr 9, 2015 |
| Transfer Doc | 0000000578 |
| Record Updated | Jun 8, 2026 |
Source: Monroe County and Irondequoit Town assessment roll, as of March 30, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Monroe County |
| County Subdivision | Irondequoit Town |
| Unified School District | East Irondequoit Central School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $6,415.00 (+22.12%) | $177,000 (-) Land $32,000 Building $145,000 | $210,700 (+19.04%) Land $38,093 Building $172,607 |
| 2023 | $177,000 (+56.5%) Land $32,000 Building $145,000 | $177,000 (+22.07%) Land $32,000 Building $145,000 | |
| 2022 | $113,100 Land $25,100 Building $88,000 | $145,000 Land $32,179 Building $112,821 | |
| 2021 | $5,253.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective May 27, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 99.2% 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 | MCWA public/private · serves 525,262 people · EPA ID NY2701047 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2025 |
| Lead | 5 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Corrosion control currently in violation since Jan 2025 |
| 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 417 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Greenlight Networks Fiber | 8,000 / 8,000 |
| Frontier Fiber | 7,000 / 7,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 1,000 / 75 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Empire Long Distance.
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