Peconic St, Ronkonkoma, NY Property Records

Suffolk County and Islip Town property records for 118 addresses on Peconic St, Ronkonkoma, NY · Last verified October 2026

Peconic St Highlights

Properties 118
Median Sale Price $590,000
Deeds and Mortgages on File 132
Median Price per Sqft $301
Owner Occupied 84%
Median Annual Tax Bill $10,668
Median Year Built 1969
Median Ownership Tenure 11 years

Properties on Peconic St

Address Details Last Sale Tax Bill Records Owner

214 Peconic St

0.669 acres $330,000 Apr 2011 $12,872 2024 Assessor + 2 Documents Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

218 Peconic St

0.519 acres $425,000 Sep 2007 $16,863 2024 Assessor + 2 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

221 Peconic St

1,987 sqft built 1969 · 0.25 acres $600,000 Feb 2024 $10,197 2024 Assessor + 2 Documents Updated Aug 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

222 Peconic St

2,182 sqft built 1960 · 0.519 acres $465,000 Aug 2018 $12,751 2024 Assessor + 2 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

223 Peconic St

0.919 acres $11,766 2024 Assessor + 3 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

226 Peconic St

0.519 acres Assessor Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

227 Peconic St

0.8 acres $13,025 2024 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

228 Peconic St

0.519 acres Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

230 Peconic St

0.26 acres $135,000 Jul 1998 $11,107 2024 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

231 Peconic St

2,140 sqft built 1970 · 0.71 acres Assessor + 1 Document Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

234 Peconic St

3,244 sqft built 1964 · 0.389 acres $650,000 Apr 2021 $15,355 2024 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

235 Peconic St

0.71 acres $130,000 May 2005 Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

238 Peconic St

0.389 acres $93,000 Feb 1997 Assessor Updated Aug 2026 2 Owners on File
Address Details Last Sale Tax Bill Records Owner

239 Peconic St

2,253 sqft built 1970 · 0.7 acres $335,000 Apr 2017 Assessor + 2 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

241 Peconic St

0.26 acres $183,000 Aug 2000 $11,190 2024 Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

242 Peconic St

0.5 acres $450,000 Jan 2006 $12,121 2024 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

243 Peconic St

0.68 acres $931,433 Apr 2024 Assessor + 1 Document Updated Aug 2026 2 Owners on File
Address Details Last Sale Tax Bill Records Owner

246 Peconic St

1,960 sqft built 1973 · 0.41 acres $1,500 Jun 1994 Assessor + 4 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

250 Peconic St

0.389 acres $385,000 May 2009 Assessor + 1 Document Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

252 Peconic St

0.51 acres $350,000 May 2004 Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

254 Peconic St

1,508 sqft built 1967 · 0.51 acres $455,000 Jun 2020 $10,997 2024 Assessor + 4 Documents Updated Sep 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

256 Peconic St

0.51 acres $147,000 Aug 1995 $11,518 2024 Assessor + 4 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

257 Peconic St

0.339 acres $521,000 Aug 2022 Assessor + 1 Document Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

261 Peconic St

0.339 acres $9,834 2024 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

262 Peconic St

0.75 acres $439,000 Aug 2005 Assessor Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

264 Peconic St

0.25 acres $146,000 Oct 1994 $11,053 2024 Assessor + 2 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

270 Peconic St

0.51 acres Assessor Updated Oct 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

271 Peconic St

0.269 acres Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

275 Peconic St

0.269 acres Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

279 Peconic St

0.319 acres $627,000 Sep 2023 $9,656 2024 Assessor + 3 Documents Updated Aug 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

288 Peconic St

0.51 acres $7,146 2024 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

296 Peconic St

0.51 acres $250,000 Oct 2009 Assessor + 1 Document Updated Aug 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

303 Peconic St

1,054 sqft built 1968 · 0.269 acres $370,000 Feb 2020 $9,819 2024 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

311 Peconic St

0.289 acres $349,500 Oct 2008 $9,299 2024 Assessor + 2 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

315 Peconic St

0.239 acres Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

319 Peconic St

1,034 sqft built 1969 · 0.28 acres $499,000 Apr 2023 $6,909 2024 Assessor + 3 Documents Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

323 Peconic St

0.35 acres $216,000 Feb 2002 $9,162 2024 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

327 Peconic St

0.35 acres $450,000 Dec 2022 $9,080 2024 Assessor + 2 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

331 Peconic St

0.35 acres Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

335 Peconic St

2,452 sqft built 1969 · 0.35 acres $100,000 Nov 2017 Assessor + 2 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

343 Peconic St

2,268 sqft built 1967 · 0.289 acres $510,000 Jul 2021 $12,344 2024 Assessor + 2 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

350 Peconic St

1 acre Assessor Updated Aug 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

351 Peconic St

0.289 acres $9,765 2024 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

357 Peconic St

0.289 acres $230,000 Nov 2001 $10,149 2024 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

360 Peconic St

2.01 acres Assessor Updated Aug 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

365 Peconic St

0.51 acres Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

369 Peconic St

0.51 acres $175,000 Jul 2025 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

373 Peconic St

0.5 acres $139,500 Jan 1995 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

379 Peconic St

0.5 acres $335,000 Mar 2004 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

385 Peconic St

0.51 acres $275,000 Jul 2010 $8,176 2024 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

415 Peconic St

0.38 acres Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

420 Peconic St

0.28 acres $30,000 Oct 2002 Assessor Updated Aug 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

421 Peconic St

1,786 sqft built 1970 · 0.38 acres $435,000 Oct 2020 $11,463 2024 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

425 Peconic St

2,778 sqft built 1968 · 0.51 acres $590,000 Aug 2022 Assessor + 2 Documents Updated Sep 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

431 Peconic St

3,470 sqft built 1982 · 0.5 acres Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

437 Peconic St

0.51 acres $675,000 May 2026 $9,053 2024 Assessor + 3 Documents Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

441 Peconic St

1,135 sqft built 1970 · 0.43 acres $305,000 Aug 2016 $10,668 2024 Assessor + 2 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

449 Peconic St

1,545 sqft built 1968 · 0.25 acres $10,094 2024 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

453 Peconic St

0.33 acres Assessor Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

457 Peconic St

0.339 acres $371,000 Jul 2007 $8,916 2024 Assessor Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

459 Peconic St

1,504 sqft built 1968 · 0.33 acres $116,000 Nov 1995 $10,449 2024 Assessor + 3 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

465 Peconic St

0.5 acres $550,000 Sep 2025 Assessor + 1 Document Updated Sep 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

471 Peconic St

1,456 sqft built 1959 · 0.5 acres $539,000 Apr 2025 Assessor + 1 Document Updated Aug 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

477 Peconic St

0.5 acres Assessor Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

481 Peconic St

0.369 acres $170,000 Jun 2001 Assessor Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

485 Peconic St

1,308 sqft built 1968 · 0.33 acres $402,500 Jun 2019 $10,860 2024 Assessor + 5 Documents Updated Sep 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

486 Peconic St

0.569 acres $37,500 Oct 1997 Assessor Updated Sep 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

489 Peconic St

1,634 sqft built 1970 · 0.25 acres $310,000 Nov 2018 Assessor + 2 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

493 Peconic St

2,160 sqft built 1971 · 0.25 acres $430,000 Jan 2019 $11,792 2024 Assessor + 2 Documents Updated Sep 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

500 Peconic St

49.5 acres $1,600,000 Dec 2025 Assessor + 2 Documents Updated Aug 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

501 Peconic St

51.5 acres Assessor Updated Aug 2026 2 Owners on File
Address Details Last Sale Tax Bill Records Owner

612 Peconic St

0.28 acres $316,000 Apr 2014 $10,067 2024 Assessor + 2 Documents Updated Sep 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

617 Peconic St

0.35 acres Assessor + 1 Document Updated Aug 2026 2 Owners on File
Address Details Last Sale Tax Bill Records Owner

624 Peconic St

0.41 acres Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

630 Peconic St

0.45 acres $425,000 May 2004 Assessor Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

636 Peconic St

0.28 acres — Sep 2013 Assessor + 1 Document Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

637 Peconic St

1,402 sqft built 1969 · 0.45 acres $517,000 Jul 2022 $10,559 2024 Assessor + 3 Documents Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

640 Peconic St

0.269 acres Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

643 Peconic St

0.269 acres $427,500 Jul 2004 Assessor Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

644 Peconic St

1,294 sqft built 1967 · 0.36 acres $646,000 Dec 2025 $11,107 2024 Assessor + 3 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

656 Peconic St

1,823 sqft built 1964 · 0.45 acres $570,000 Oct 2021 $13,328 2024 Assessor + 3 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

703 Peconic St

0.45 acres $465,000 Apr 2008 Assessor + 4 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

709 Peconic St

0.38 acres $439,900 May 2004 $14,479 2024 Assessor + 1 Document Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

715 Peconic St

2,824 sqft built 2004 · 0.38 acres $549,000 Dec 2017 $15,355 2024 Assessor + 2 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

721 Peconic St

0.48 acres $390,000 Sep 2009 $11,874 2024 Assessor + 1 Document Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

733 Peconic St

0.43 acres $290,000 Jan 2015 Assessor + 2 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

734 Peconic St

0.269 acres $9,928 2024 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

738 Peconic St

0.36 acres $306,500 Mar 2008 $8,861 2024 Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

741 Peconic St

1,670 sqft built 1963 · 0.41 acres $710,000 Oct 2025 Assessor + 3 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

742 Peconic St

0.36 acres $8,710 2024 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

745 Peconic St

0.41 acres $9,190 2024 Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

754 Peconic St

3,292 sqft built 1977 · 0.45 acres $650,000 Apr 2022 $16,314 2024 Assessor + 1 Document Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

770 Peconic St

0.45 acres $10,368 2024 Assessor + 2 Documents Updated Aug 2026 2 Owners on File
Address Details Last Sale Tax Bill Records Owner

806 Peconic St

0.639 acres $660,000 Nov 2023 $11,793 2024 Assessor + 1 Document Updated Aug 2026 2 Owners on File
Address Details Last Sale Tax Bill Records Owner

821 Peconic St

0.289 acres $615,000 Feb 2023 Assessor + 1 Document Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

825 Peconic St

1,691 sqft built 2007 · 0.16 acres $427,000 Sep 2018 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

828 Peconic St

0.41 acres $715,000 Dec 2022 Assessor + 1 Document Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

829 Peconic St

0.45 acres $362,500 Aug 2005 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

834 Peconic St

0.23 acres $687,000 Dec 2025 Assessor + 2 Documents Updated Aug 2026 2 Owners on File
Address Details Last Sale Tax Bill Records Owner

840 Peconic St

1,860 sqft built 1975 · 0.13 acres $142,000 Dec 1998 Assessor + 2 Documents Updated Oct 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

841 Peconic St

0.25 acres $350,000 May 2007 $7,436 2024 Assessor + 1 Document Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

845 Peconic St

0.25 acres Assessor Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

848 Peconic St

0.26 acres $12,150 2024 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

852 Peconic St

0.239 acres Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

853 Peconic St

0.289 acres $364,580 Jan 2007 Assessor + 1 Document Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

856 Peconic St

0.26 acres $405,000 Oct 2013 $11,382 2024 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

857 Peconic St

0.45 acres $665,000 Oct 2024 $10,204 2024 Assessor Updated Aug 2026 2 Owners on File
Address Details Last Sale Tax Bill Records Owner

862 Peconic St

2,050 sqft built 1977 · 0.23 acres $7,442 2024 Assessor + 4 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

865 Peconic St

0.36 acres Assessor + 1 Document Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

870 Peconic St

0.23 acres $315,000 Sep 2013 $10,204 2024 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

876 Peconic St

1,712 sqft built 1983 · 0.23 acres $430,000 Nov 2019 $11,792 2024 Assessor + 2 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

882 Peconic St

0.23 acres $135,000 Mar 1996 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

888 Peconic St

0.23 acres Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

906 Peconic St

1,712 sqft built 1983 · 0.23 acres $354,000 Mar 2020 $12,258 2024 Assessor + 5 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

914 Peconic St

0.23 acres $325,000 Aug 2016 $11,052 2024 Assessor + 2 Documents Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

921 Peconic St

0.91 acres $190,000 Mar 1999 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

922 Peconic St

0.23 acres $475,000 Jan 2023 $10,478 2024 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

930 Peconic St

0.269 acres Assessor Updated Aug 2026 Owner on File Owner Occupied

Property Records in Nearby Streets