Nassau County and Hempstead Town property record for 673 Riverside Ave, Baldwin, NY 11510
| Property Type | Single Family Home |
|---|---|
| Details | 1 ba · 1,584 sqft · built 1927 |
| Lot Size | 0.126 acres (5,490 sqft) |
| Owner | 2 Individual Names on Record |
| Tax Bill | $11,743 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 54-217-00-0059 |
| Primary APN | 54-217-00-0059 |
|---|---|
| Alternative APNs |
|
| Full Baths | 1 Bath |
|---|---|
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,584 sqft Living Area |
| 1st Floor Area | 600 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1927 |
|---|---|
| Effective Year Built | Effective 1927 |
| Architectural Style | Old Style |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Material | Wood Shingle |
| Lot Area | 5,490 sqft (0.126 acres) |
| Lot Dimensions | 123 ft deep x 45 ft wide |
| Garage Type | Detached |
| Garage Area | 324 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Oil |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 54217 00590 |
|---|---|
| Street Address | 673 RIVERSIDE AVE |
| City | BALDWIN |
| State | NY |
| Zip | 11510-3917 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TOWN #1 SCH DIST 010 |
| Legal Block | 217 |
| Legal Lot Number | 59 |
| Jurisdiction | NASSAU NY |
| Township / Civil Division | HEMPSTEAD |
| Census Block Group | 5 |
| Census Block | 5013 |
| Census Tract | 413700 |
Source: Nassau County and Hempstead Town records, as of June 17, 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 | 673 RIVERSIDE AVE, BALDWIN, NY 11510-3917 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Nassau County and Hempstead Town assessment roll, as of June 17, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Nassau County |
| County Subdivision | Hempstead Town |
| Unified School District | Baldwin Union Free School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $440 (-) Land $178 Building $262 | $468,000 (+6.36%) | |
| 2025 | $11,743.00 (+0.68%) | ||
| 2023 | $11,664.00 Homeowner's exemption | $440 Land $167 Building $273 | $440,000 |
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 April 5, 2023 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 55 policies |
| Nearby Flood Policies | 55 in force |
| Nearby Flood Claims | 67 (1978–2022) |
| Claims Outside the SFHA | 22 of 67 |
| Most Recent Claim | Dec 2022 · rainfall accumulation |
| Claims by Event |
|
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: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 | LIBERTY UTILITIES NEW YORK - LYNBROOK private · serves 220,000 people · EPA ID NY2902835 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jul 2023 |
| Lead | 5 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Corrosion control Jul 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 682 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
| T-Mobile Fixed Wireless | 100 / 20 |
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