1st St, Franklin Square, NY Property Records

Nassau County and Hempstead Town property records for 6 addresses on 1st St, Franklin Square, NY · Last verified August 2026

1st St Highlights

Properties 6
Median Sale Price $725,000
Deeds and Mortgages on File 6
Median Price per Sqft $431
Owner Occupied 83%
Median Annual Tax Bill $12,870
Median Year Built 1956
Median Ownership Tenure 5 years

Properties on 1st St

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

491 1st St

5 bd · 3 ba · 1,960 sqft · built 1957 · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
$535,000Mar 2016 $13,6412025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

509 1st St

2 ba · 1,310 sqft · built 1956 · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
$725,000Dec 2024 $10,8142025 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

515 1st St

1 ba · 1,013 sqft · built 1956 · 0.091 acres

Last Sale Tax Bill Prior Sale Owner Records
$600,000Sep 2021 $8,9512025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

516 1st St

3 bd · 2 ba · 1,013 sqft · built 1956 · 0.091 acres

Last Sale Tax Bill Prior Sale Owner Records
$360,000Sep 2012 $9,5942025 —Dec 2008 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

533 1st St

3.5 ba · 2,778 sqft · built 1952 · 0.183 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,200,000Dec 2021 $15,9542025 Amount on Record Apr 1996 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

534 1st St

2 ba · 2,002 sqft · built 1952 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$845,000Oct 2022 $12,8702025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

Wildfire Risk on 1st St

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach

Property Records in Nearby Streets