River Ave, Riverhead, NY Property Records

Suffolk County and Riverhead Town property records for 21 addresses on River Ave, Riverhead, NY · Last verified August 2026

River Ave Highlights

Properties 21
Median Sale Price $160,000
Deeds and Mortgages on File 7
Median Price per Sqft $154
Owner Occupied 71%
Median Annual Tax Bill $6,261
Median Year Built 1950
Median Ownership Tenure 25 years

Properties on River Ave

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

1 River Ave

0.76 acres

Last Sale Tax Bill Prior Sale Owner Records
$142024 1 Name on Record AssessorUpdated Aug 2026

2 River Ave

1 ba · 1,167 sqft · 5 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1582024 1 Name on Record AssessorUpdated Aug 2026

3 River Ave

3 bd · 1 ba · 1,092 sqft · 0.719 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$73,000Nov 1996 $6,7952024 Amount on Record Aug 1996 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

9 River Ave

3 bd · 1 ba · 1,152 sqft · 0.4 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$160,000Dec 2001 $6,5182024 —Aug 2001 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

12 River Ave

3,250 sqft · Built 1948 · 0.689 acres

Last Sale Tax Bill Prior Sale Owner Records
$502024 1 Name on Record AssessorUpdated Aug 2026

15 River Ave

4 bd · 1 ba · 1,638 sqft · 0.45 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$9,0142024 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

18 River Ave

2 bd · 1 ba · 819 sqft · 0.219 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$140,340Dec 2015 $5,7232024 Amount on Record Dec 2003 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

24 River Ave

3 bd · 1.5 ba · 1,320 sqft · 0.169 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$110,000Oct 1997 $6,4092024 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

25 River Ave

3 bd · 2 ba · 1,078 sqft · 0.33 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,2612024 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

28 River Ave

2 bd · 1 ba · 1,064 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$4,4462024 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

33 River Ave

3 bd · 1 ba · 946 sqft · 0.33 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,5562024 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

34 River Ave

3 bd · 1.5 ba · 1,946 sqft · 0.2 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$300,000Feb 2004 $8,7412024 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

38 River Ave

2 bd · 1 ba · 1,306 sqft · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$365,350Jun 2006 $6,6442024 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

39 River Ave

5 bd · 2 ba · 2,322 sqft · 0.35 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$10,2022024 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

42 River Ave

4 bd · 1.5 ba · 1,840 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Aug 1997 $6,1182024 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

48 River Ave

2 bd · 1 ba · 944 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$7,5182024 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

49 River Ave

0.519 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,1362024 2 Names on Record Assessor + 1 DocumentUpdated Aug 2026

52 River Ave

3 bd · 2 ba · 1,872 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$118,550Jun 2000 $10,3532024 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

56 River Ave

2 bd · 1 ba · 896 sqft · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$190,000Jan 2013 $5,9542024 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

60 River Ave

3 bd · 1 ba · 1,320 sqft · 0.53 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,9982024 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

62 River Ave

1,980 sqft · Built 1976 · 1.3 acres

Last Sale Tax Bill Prior Sale Owner Records
$16,1842024 1 Name on Record AssessorUpdated Aug 2026

Wildfire Risk on River Ave

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

Wildfire RiskLow
this street's cells rank at the 10th percentile of exposed land nationally · 23rd in New York
Wildfire LikelihoodLow — about 1 in 6,897 per year
ExposureDirect
4 of 6 cells directly exposed · 6 adjoin burnable vegetation

Property Records in Nearby Streets