Oak St, Copiague, NY Property Records

Suffolk County and Babylon Town property records for 42 addresses on Oak St, Copiague, NY · Last verified August 2026

Oak St Highlights

Properties 42
Median Sale Price $555,000
Deeds and Mortgages on File 43
Median Price per Sqft $285
Owner Occupied 50%
Median Annual Tax Bill $13,476
Median Year Built 1948
Median Ownership Tenure 13 years

Properties on Oak St

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

65 Oak St

3,831 sqft · Built 1924 · 0.861 acres

Last Sale Tax Bill Prior Sale Owner Records
$765,000Oct 2013 $18,5522024 Amount on Record May 1998 1 Name on Record AssessorUpdated Aug 2026

75 Oak St

3,230 sqft · Built 1947 · 0.895 acres

Last Sale Tax Bill Prior Sale Owner Records
$75,000Sep 2005 $13,4762024 Amount on Record Apr 2002 1 Name on Record AssessorUpdated Aug 2026

75 Oak St, #RL

0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$1362024 1 Name on Record AssessorUpdated Aug 2026

99 Oak St

5,846 sqft · Built 1959 · 0.702 acres

Last Sale Tax Bill Prior Sale Owner Records
$33,3302024 1 Name on Record AssessorUpdated Aug 2026

150 Oak St

2 ba · 1,288 sqft · 0.133 acres

Last Sale Tax Bill Prior Sale Owner Records
$300,000Feb 2019 $8,3072024 Amount on Record Jan 2001 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

154 Oak St

0.29 acres

Last Sale Tax Bill Prior Sale Owner Records
$960,000Feb 2014 $24,2132024 2 Names on Record Assessor + 2 DocumentsUpdated Aug 2026

200 Oak St

0.234 acres

Last Sale Tax Bill Prior Sale Owner Records
$370,000Feb 2015 $14,7062024 1 Name on Record AssessorUpdated Aug 2026

235 Oak St

3 ba · 2,122 sqft · 0.226 acres

Last Sale Tax Bill Prior Sale Owner Records
$375,000Apr 2009 $11,9092024 Amount on Record Jul 2006 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

237 Oak St

1.5 ba · 1,320 sqft · 0.152 acres

Last Sale Tax Bill Prior Sale Owner Records
$530,000Jun 2023 $11,7522024 Amount on Record Dec 2021 2 Names on Record Assessor + 4 DocumentsUpdated Aug 2026

401 Oak St

784 sqft · Built 1948 · 0.087 acres

Last Sale Tax Bill Prior Sale Owner Records
$225,570Nov 2004 $7,5002024 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

403 Oak St

2 ba · 2,044 sqft · 0.121 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,9302024 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

404 Oak St

1 ba · 1,387 sqft · 0.199 acres

Last Sale Tax Bill Prior Sale Owner Records
$75,500May 1995 $5,5812024 Amount on Record — 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

405 Oak St

3.5 ba · 2,176 sqft · 0.195 acres

Last Sale Tax Bill Prior Sale Owner Records
$555,000Nov 2020 $12,7902024 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

412 Oak St

2.5 ba · 2,471 sqft · 0.226 acres

Last Sale Tax Bill Prior Sale Owner Records
$14,5602024 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

416 Oak St

2 ba · 3,215 sqft · 0.235 acres

Last Sale Tax Bill Prior Sale Owner Records
$14,3402024 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

482 Oak St

0.376 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,000,000Aug 2022 —Apr 2002 1 Name on Record Assessor + 1 DocumentUpdated Mar 2024

492 Oak St, #500

7,570 sqft · Built 1947 · 0.395 acres

Last Sale Tax Bill Prior Sale Owner Records
$56,7952024 1 Name on Record AssessorUpdated Aug 2026

511 Oak St

4,200 sqft · Built 1986 · 0.269 acres

Last Sale Tax Bill Prior Sale Owner Records
$550,000Sep 2021 $27,3192024 Amount on Record Oct 2018 1 Name on Record Assessor + 4 DocumentsUpdated Aug 2026

512 Oak St

2 ba · 1,811 sqft · 0.195 acres

Last Sale Tax Bill Prior Sale Owner Records
$550,000Dec 2022 $11,2802024 Amount on Record Sep 2015 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

514 Oak St

1 ba · 1,282 sqft · 0.195 acres

Last Sale Tax Bill Prior Sale Owner Records
$290,000Dec 2005 $6,3492024 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

516 Oak St

3 ba · 2,119 sqft · 0.195 acres

Last Sale Tax Bill Prior Sale Owner Records
$605,000Nov 2021 $17,5922024 Amount on Record Mar 2019 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

517 Oak St

3,035 sqft · Built 1939 · 0.263 acres

Last Sale Tax Bill Prior Sale Owner Records
$123,677Mar 2001 $20,5392024 —Apr 1999 1 Name on Record Assessor + 2 DocumentsUpdated Aug 2026

518 Oak St

1 ba · 1,156 sqft · 0.192 acres

Last Sale Tax Bill Prior Sale Owner Records
$435,000May 2021 $8,9202024 Amount on Record Feb 2020 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

521 Oak St

5,135 sqft · Built 1993 · 0.354 acres

Last Sale Tax Bill Prior Sale Owner Records
$800,000Oct 2021 $31,0932024 Amount on Record Aug 2013 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

522 Oak St

3 ba · 1,627 sqft · 0.191 acres

Last Sale Tax Bill Prior Sale Owner Records
$203,500Apr 2002 $10,8422024 —Mar 1995 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

523 Oak St

3 ba · 1,580 sqft · 0.33 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 1998 $18,3902024 Amount on Record Dec 1997 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

524 Oak St

2 ba · 1,806 sqft · 0.191 acres

Last Sale Tax Bill Prior Sale Owner Records
$125,000Nov 1995 $8,8962024 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

530 Oak St

1 ba · 1,149 sqft · 0.378 acres

Last Sale Tax Bill Prior Sale Owner Records
$290,000Oct 2003 $11,6372024 Amount on Record Oct 1993 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

536 Oak St

1 ba · 1,795 sqft · 0.376 acres

Last Sale Tax Bill Prior Sale Owner Records
$440,000Sep 2023 $12,1242024 Amount on Record Apr 2008 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

538 Oak St

2 ba · 1,096 sqft · 0.188 acres

Last Sale Tax Bill Prior Sale Owner Records
$365,000Oct 2018 $9,7412024 Amount on Record Dec 2006 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

538A Oak St

2 ba · 2,124 sqft · 0.187 acres

Last Sale Tax Bill Prior Sale Owner Records
$300,000Sep 2016 $15,1982024 Amount on Record Aug 2008 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

539 Oak St

20,108 sqft · Built 1970 · 1.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,000,000Nov 2005 $38,6072024 1 Name on Record AssessorUpdated Aug 2026

540 Oak St

2 ba · 2,154 sqft · 0.185 acres

Last Sale Tax Bill Prior Sale Owner Records
$730,000Mar 2026 $9,6212024 Amount on Record Jan 2000 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

542 Oak St

2 ba · 2,154 sqft · 0.185 acres

Last Sale Tax Bill Prior Sale Owner Records
$157,000Jul 2000 $10,5742024 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

545 Oak St

4,020 sqft · Built 1953 · 0.301 acres

Last Sale Tax Bill Prior Sale Owner Records
$14,5732024 1 Name on Record AssessorUpdated Aug 2026

548 Oak St

3 ba · 2,693 sqft · 0.183 acres

Last Sale Tax Bill Prior Sale Owner Records
$127,500Mar 1999 $10,6232024 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

565 Oak St

5,600 sqft · Built 1967 · 0.332 acres

Last Sale Tax Bill Prior Sale Owner Records
$775,000May 2007 $22,6602024 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

580 Oak St

3,657 sqft · Built 1953 · 0.258 acres

Last Sale Tax Bill Prior Sale Owner Records
$900,000May 2026 $18,5692024 Amount on Record Dec 2012 1 Name on Record Assessor + 2 DocumentsUpdated Aug 2026

594 Oak St

0.172 acres

Last Sale Tax Bill Prior Sale Owner Records
$75,000Sep 1998 $17,4672024 1 Name on Record AssessorUpdated Aug 2026

598 Oak St

12,784 sqft · Built 1953 · 0.459 acres

Last Sale Tax Bill Prior Sale Owner Records
$365,000Feb 2012 $37,9722024 Amount on Record Jan 2005 1 Name on Record AssessorUpdated Aug 2026

620 Oak St

1.37 acres

Last Sale Tax Bill Prior Sale Owner Records
$950,000Jan 2000 $54,2692024 1 Name on Record AssessorUpdated Aug 2026

622A Oak St

0.573 acres

Last Sale Tax Bill Prior Sale Owner Records
$13,4612024 1 Name on Record AssessorUpdated Aug 2026

Wildfire Risk on Oak 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 of burnable land

Property Records in Nearby Streets