3 Dover Rd is a 975 square foot house on a 7,215 square foot lot with 1 bathroom. - it last sold on October 26, 1992 for $153,000. Based on Redfin's Massapequa data, we estimate the home's value is $687,229.
Single-familyProperty Type
1950Year Built
7,215 sq ftLot Size
$705Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$687,229
$534K since sold in October 1992$25K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 6.3% lower than the average sale price ($733K) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Apr 25, 2025 • Final
Instant
Perform a direct replacement of an outdoor oil tank.
Gas
Plumbing
Water heater
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Interior
Bathroom Information
# of Full Baths: 1
Heating & Cooling
Air Conditioning Type: Central
Heating Fuel Type: Oil
Heating Type: Central
Room Information
# of Rooms: 5
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: Ranch
Exterior Wall: Aluminum/Vinyl
Property Information
Living Sq. Ft: 975
Ground Floor Sq. Ft: 975
Building Sq. Ft: 975
# of Units: 1
# of Stories: 1
Lot Information
# of Buildings: 1
Land Sq. Ft: 7,215
Legal Lot Number: 10
Legal Block Number: 221
Municipality Name: TOWN OF OYSTER BAY
Acres: 0.1656
Depth Footage: 110
Front Footage: 65
County Use Description: ONE FAMILY YEAR-ROUND RESIDENC
Utility Information
Electricity / Wiring Type: Available
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: —
Baths: 1.0
Sq. Ft.: 975
Stories: 1.0
Lot Size: 7,215 square feet
Style: Single Family Residential
Year Built: 1950
Year Renovated: —
County: Nassau County
APN: 57221 00100
Home facts updated by county records on Aug 17, 2026