Calvert Ave, Ronkonkoma, NY Property Records

Suffolk County, Islip Town and Babylon Town property records for 48 addresses on Calvert Ave, Ronkonkoma, NY · Last verified October 2026

Calvert Ave Highlights

Properties 48
Median Sale Price $610,000
Deeds and Mortgages on File 44
Median Price per Sqft $185
Owner Occupied 90%
Median Annual Tax Bill $11,410
Median Year Built 1968
Median Ownership Tenure 13 years

Properties on Calvert Ave

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

11 Calvert Ave

0.289 acres

Last Sale Tax Bill Prior Sale Owner Records
$400,000Feb 2013 $12,7562024 Amount on Record Aug 1993 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

12 Calvert Ave

0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

15 Calvert Ave

0.26 acres

Last Sale Tax Bill Prior Sale Owner Records
$316,500Feb 2014 2 Owners on Record Owner Occupied AssessorUpdated Aug 2026

19 Calvert Ave

1,848 sqft · built 1968 · 0.369 acres

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2018 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

23 Calvert Ave

0.369 acres

Last Sale Tax Bill Prior Sale Owner Records
$359,990Aug 2014 $10,8342024 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

24 Calvert Ave

0.75 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Owners on Record Owner Occupied AssessorUpdated Oct 2026

27 Calvert Ave

1,516 sqft · built 1967 · 0.5 acres

Last Sale Tax Bill Prior Sale Owner Records
$415,000Nov 2017 $12,2852024 Amount on Record Jan 2005 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

28 Calvert Ave

0.26 acres

Last Sale Tax Bill Prior Sale Owner Records
$525,000Jan 2023 Amount on Record Jul 2004 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

31 Calvert Ave

0.5 acres

Last Sale Tax Bill Prior Sale Owner Records
Owner on Record Owner Occupied AssessorUpdated Aug 2026

35 Calvert Ave

2,592 sqft · built 1965 · 0.5 acres

Last Sale Tax Bill Prior Sale Owner Records
$233,000Oct 2000 2 Owners on Record Owner Occupied AssessorUpdated Aug 2026

37 Calvert Ave

1,897 sqft · built 1971 · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,2202024 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

40 Calvert Ave

0.26 acres

Last Sale Tax Bill Prior Sale Owner Records
$550,000May 2023 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

44 Calvert Ave

0.5 acres

Last Sale Tax Bill Prior Sale Owner Records
$342,000Dec 2011 $11,4102024 Amount on Record Jan 1995 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

45 Calvert Ave

0.5 acres

Last Sale Tax Bill Prior Sale Owner Records
$156,000Jun 1998 Owner on Record Owner Occupied AssessorUpdated Aug 2026

48 Calvert Ave

1,776 sqft · built 1971 · 0.51 acres

Last Sale Tax Bill Prior Sale Owner Records
—May 1996 Owner on Record Owner Occupied AssessorUpdated Aug 2026

49 Calvert Ave

0.48 acres

Last Sale Tax Bill Prior Sale Owner Records
$610,000Feb 2025 $10,2032024 Amount on Record Dec 2016 Owner on Record AssessorUpdated Aug 2026

58 Calvert Ave

0.4 acres

Last Sale Tax Bill Prior Sale Owner Records
$287,500Jun 2003 Amount on Record May 1996 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

68 Calvert Ave

0.43 acres

Last Sale Tax Bill Prior Sale Owner Records
$14,1492024 2 Owners on Record Owner Occupied AssessorUpdated Aug 2026

94 Calvert Ave

0.3 acres

Last Sale Tax Bill Prior Sale Owner Records
Owner on Record Owner Occupied AssessorUpdated Oct 2026

98 Calvert Ave

0.63 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

100 Calvert Ave

0.319 acres

Last Sale Tax Bill Prior Sale Owner Records
$84,000Dec 1997 $6,3472024 2 Owners on Record Owner Occupied AssessorUpdated Aug 2026

100A Calvert Ave

0.319 acres

Last Sale Tax Bill Prior Sale Owner Records
$227,500Jul 2001 $8,7812022 2 Owners on Record Owner Occupied AssessorUpdated Aug 2026

101 Calvert Ave

0.35 acres

Last Sale Tax Bill Prior Sale Owner Records
$340,000Feb 2003 $10,1222024 2 Owners on Record Owner Occupied AssessorUpdated Aug 2026

102 Calvert Ave

1,066 sqft · built 1967 · 0.63 acres

Last Sale Tax Bill Prior Sale Owner Records
$355,000Nov 2017 $11,3542024 Amount on Record Aug 1998 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

103 Calvert Ave

0.26 acres

Last Sale Tax Bill Prior Sale Owner Records
$535,000Mar 2006 $12,0132024 Owner on Record Owner Occupied AssessorUpdated Aug 2026

104 Calvert Ave

0.61 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Owners on Record Owner Occupied AssessorUpdated Aug 2026

106 Calvert Ave

1,326 sqft · built 1960 · 0.58 acres

Last Sale Tax Bill Prior Sale Owner Records
$405,000Mar 2019 $10,8332024 Amount on Record Aug 2012 2 Owners on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

111 Calvert Ave

2,899 sqft · built 1966 · 0.319 acres

Last Sale Tax Bill Prior Sale Owner Records
Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

116 Calvert Ave

0.419 acres

Last Sale Tax Bill Prior Sale Owner Records
$359,000Jun 2012 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

118 Calvert Ave

0.419 acres

Last Sale Tax Bill Prior Sale Owner Records
Owner on Record Owner Occupied AssessorUpdated Aug 2026

121 Calvert Ave

0.31 acres

Last Sale Tax Bill Prior Sale Owner Records
$12,7802024 Owner on Record Owner Occupied AssessorUpdated Aug 2026

122 Calvert Ave

0.71 acres

Last Sale Tax Bill Prior Sale Owner Records
$420,000Dec 2008 Amount on Record Jul 1998 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

125 Calvert Ave

0.469 acres

Last Sale Tax Bill Prior Sale Owner Records
$225,000Sep 2005 $14,1782024 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2026

126 Calvert Ave

1,608 sqft · built 1969 · 0.5 acres

Last Sale Tax Bill Prior Sale Owner Records
$285,000Aug 2020 $11,9022024 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

134 Calvert Ave

3 ba · 2,250 sqft · built 1973 · 0.186 acres

Last Sale Tax Bill Prior Sale Owner Records
$780,000Jul 2022 $14,0492024 Amount on Record Apr 1998 Owner on Record Assessor + 2 DocumentsUpdated Aug 2026

135 Calvert Ave

0.5 acres

Last Sale Tax Bill Prior Sale Owner Records
$220,000Nov 2001 $12,2042024 Owner on Record Owner Occupied AssessorUpdated Aug 2026

138 Calvert Ave

0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$650,000Apr 2026 Amount on Record Mar 2026 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

140 Calvert Ave

1,060 sqft · built 1970 · 0.369 acres

Last Sale Tax Bill Prior Sale Owner Records
$360,000Dec 2018 $9,9282024 Amount on Record Dec 2017 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

146 Calvert Ave

1,798 sqft · built 1972 · 0.369 acres

Last Sale Tax Bill Prior Sale Owner Records
Owner on Record Owner Occupied AssessorUpdated Aug 2026

147 Calvert Ave

0.5 acres

Last Sale Tax Bill Prior Sale Owner Records
$740,346May 2025 $12,4772024 Amount on Record May 2005 Owner on Record Assessor + 1 DocumentUpdated Aug 2026

150 Calvert Ave

0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$215,000Jul 2009 2 Owners on Record Assessor + 1 DocumentUpdated Aug 2026

151 Calvert Ave

0.5 acres

Last Sale Tax Bill Prior Sale Owner Records
Owner on Record Owner Occupied AssessorUpdated Aug 2026

154 Calvert Ave

0.31 acres

Last Sale Tax Bill Prior Sale Owner Records
$135,000Jan 1997 $9,5732024 2 Owners on Record Owner Occupied AssessorUpdated Aug 2026

155 Calvert Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$260,000May 2013 $9,6012024 Amount on Record Apr 2010 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

161 Calvert Ave

0.219 acres

Last Sale Tax Bill Prior Sale Owner Records
$640,000Oct 2025 Owner on Record Assessor + 1 DocumentUpdated Aug 2026

162 Calvert Ave

0.31 acres

Last Sale Tax Bill Prior Sale Owner Records
$14,8072024 2 Owners on Record Owner Occupied AssessorUpdated Oct 2026

164 Calvert Ave

2,480 sqft · built 1966 · 0.319 acres

Last Sale Tax Bill Prior Sale Owner Records
$460,000Oct 2021 $12,2132024 Amount on Record Sep 1994 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

165 Calvert Ave

0.219 acres

Last Sale Tax Bill Prior Sale Owner Records
$8,4092024 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

Property Records in Nearby Streets