Nassau County and Hempstead Town property record for 54 Olsen St, Valley Stream, NY 11580 · Last verified June 2026
| Property Type | Residential > Multi-Unit > Duplex |
|---|---|
| Bathrooms | 2 Baths |
| Year Built | Built 1941 |
| Square Footage | 1,309 sqft Living Area |
| Lot Size | 4,000 sqft (0.092 acres) |
| Garage | Detached, 209 sqft |
| Occupancy | Owner Occupied |
| Last Sale | $168,000 (1999) |
| Tax Bill | $9,812.00 (2025) |
Source: Nassau County and Hempstead Town records · APN 37-489-00-0220
Assessment roll updated June 17, 2026 · Last verified June 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 | 54 OLSEN ST, VALLEY STREAM, NY 11580-1020 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Date | Document |
|---|---|
| May 11, 2021 | Deed of Trust, Mortgage · Conventional Mortgage BETHPAGE FCU |
| May 11, 2021 | Deed of Trust, Mortgage · Conventional Mortgage BETHPAGE FCU |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Nov 15, 1999 · Amount on Record |
| Deed Sale | Nov 15, 1999 · Amount on Record |
| Deed Doc Number | 1999935 |
| Deed Book / Page | 11133 / 774 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | NASSAU NY |
| Property Address | 54 OLSEN ST, VALLEY STREAM, NY 11580-1020 |
| Transaction Type | Mortgage |
| Record Updated | Jun 09, 2021 |
| Title Company | E-CHICAGO TITLE, CHICAGO TITLE |
| Name | Verified Name |
|---|
| Document Number | 0453960626 |
|---|---|
| Date | May 11, 2021 |
| Book Page | 45396/626 |
| Instrument | 2021-062744 |
| Name | BETHPAGE FCU |
|---|---|
| Type | Credit Union |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 180 Months |
| Due | May 01, 2036 |
| Rate Type | Fixed Rate |
|---|
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | NASSAU NY |
| Property Address | 54 OLSEN ST, VALLEY STREAM, NY 11580-1020 |
| Transaction Type | Mortgage |
| Record Updated | Jun 09, 2021 |
| Title Company | E-CHICAGO TITLE, CHICAGO TITLE |
| Name | Verified Name |
|---|
| Document Number | 0453960606 |
|---|---|
| Date | May 11, 2021 |
| Book Page | 45396/606 |
| Instrument | 2021-062743 |
| Name | BETHPAGE FCU |
|---|---|
| Type | Credit Union |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 180 Months |
| Due | May 01, 2036 |
| Rate Type | Fixed Rate |
|---|
Source: Nassau County and Hempstead Town records · Assessment roll updated June 17, 2026 · Last verified June 2026
| Type | Name |
|---|---|
| State | New York |
| County | Nassau County |
| County Subdivision | Hempstead Town |
| Elementary School District | Elmont Union Free School District (PK - 06) |
| Secondary School District | Sewanhaka Central High School District (07 - 12) |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $412 (-5.07%) Land $182 Building $230 | $412,000 (-5.07%) | |
| 2025 | $9,812.00 (+17.65%) | ||
| 2023 | $8,340.00 Homeowner's exemption | $434 Land $192 Building $242 | $434,000 |
Source: FEMA National Flood Hazard Layer, Nassau County (36059C), updated April 5, 2023 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified: October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | 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.
| Primary APN | 37-489-00-0220 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2 Baths |
|---|---|
| Total Rooms | 5 Rooms |
| Units | 2 Units |
| Building Area | 1,309 sqft Living Area |
| 1st Floor | 935 sqft 1st Floor |
| Game Room | Game Room |
| Stories | 1 Stories |
| Year Built | Built 1941 |
|---|---|
| Effective Year Built | Effective 1941 |
| Architectural Style | Cape Cod Style |
| Exterior Material | Brick/Stone (Brick and/or Stone) Exterior |
| Construction Type | Frame Construction |
| Roof Material | Other (not Classified) Roof |
| Lot Area | 4,000 sqft (0.092 acres) |
| Depth X Width | 100 ft x 40 ft Depth x Width |
| Parking Spaces | 1 Parking Spaces |
| Garage Type | Detached Garage |
| Garage Area | 209 sqft Garage |
| Cooling System | Central Cooling |
|---|---|
| Heating System | Central Heating |
| Heating Fuel | Oil Heating Fuel |
| Sewage | Municipal Sewage |
| Water Source | Commercial Water Source |
| Account Number | 37489 02200 |
|---|---|
| Street Address | 54 OLSEN ST |
| City | VALLEY STREAM |
| State | NY |
| Zip | 11580-1020 |
| Property Usage | Residential Property Usage |
| Type | Residential > Multi-Unit > Duplex |
| Legal Description | TOWN #1 SCH DIST 016 |
| Legal Subdivision | MAP OF LAURELTON PARKWAY MANOR SECTION 2 |
| Legal Block | 489 |
| Legal Lot Number | 220 |
| Jurisdiction | NASSAU NY |
| Minor Civil Division | HEMPSTEAD |
| Census Blockgroup | 6 |
| Census Block | 6006 |
| Census Tract | 409900 |
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