Mountain Ave, Monsey, NY Property Records

Rockland County and Ramapo Town property records for 36 addresses on Mountain Ave, Monsey, NY · Last verified August 2026

Mountain Ave Highlights

Properties 36
Median Sale Price $1,165,000
Deeds and Mortgages on File 40
Median Price per Sqft $420
Owner Occupied 75%
Median Annual Tax Bill $19,304
Median Year Built 1970
Median Ownership Tenure 6 years

Properties on Mountain Ave

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

2 Mountain Ave

0.589 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied AssessorUpdated Jan 2026

3 Mountain Ave

4 bd · 2.5 ba · 5,150 sqft · built 1986 · 0.46 acres

Last Sale Tax Bill Prior Sale Owner Records
$550,000Feb 2016 $34,1552024 Amount on Record Dec 2002 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

5 Mountain Ave

4 bd · 1 ba · 1,536 sqft · built 1910 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied AssessorUpdated Jan 2026

5A Mountain Ave

5 bd · 2 ba · 3,948 sqft · built 2015 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$940,000Apr 2016 Amount on Record Oct 2014 2 Names on Record Assessor + 3 DocumentsUpdated Jan 2026

6 Mountain Ave

5 bd · 2 ba · 1,402 sqft · built 1910 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$470,000Feb 2020 $10,4162023 Amount on Record Jul 2016 1 Name on Record Assessor + 3 DocumentsUpdated Aug 2026

7 Mountain Ave

5 bd · 3 ba · 2,944 sqft · built 1930 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$705,000Jan 2006 2 Names on Record Owner Occupied AssessorUpdated Jan 2026

8 Mountain Ave

5 bd · 3 ba · 2,918 sqft · built 1981 · 0.26 acres

Last Sale Tax Bill Prior Sale Owner Records
$750,000May 2019 $19,5392023 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

9 Mountain Ave

4 bd · 3 ba · 2,958 sqft · built 1978 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2024 1 Name on Record Owner Occupied AssessorUpdated Jan 2026

10 Mountain Ave

5 bd · 2 ba · 3,048 sqft · built 1981 · 0.26 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,310,000Oct 2023 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jan 2026

11 Mountain Ave

4 bd · 3 ba · 2,280 sqft · built 1970 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2025 Amount on Record Aug 2022 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jan 2026

12 Mountain Ave

6 bd · 3 ba · 3,804 sqft · built 1980 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
—Aug 2022 Amount on Record Jun 2004 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jan 2026

14 Mountain Ave

3 bd · 2.5 ba · 2,448 sqft · built 2024 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$16,9762023 2 Names on Record Owner Occupied AssessorUpdated May 2026

15 Mountain Ave

5 bd · 3 ba · 2,890 sqft · built 1972 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$885,000Nov 2017 —May 2005 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jan 2026

16 Mountain Ave

6 bd · 3 ba · 1,908 sqft · built 1970 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,165,000Nov 2022 Amount on Record Jun 2003 2 Names on Record Assessor + 1 DocumentUpdated Jan 2026

18 Mountain Ave

4 bd · 5 ba · 3,116 sqft · built 1959 · 0.519 acres

Last Sale Tax Bill Prior Sale Owner Records
$780,000Apr 2019 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jan 2026

19 Mountain Ave

3 bd · 2.5 ba · 1,965 sqft · built 1968 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$440,000Feb 2004 $15,5322025 —Jul 2001 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

21 Mountain Ave

3 bd · 1 ba · 1,423 sqft · built 1956 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$645,000Feb 2020 Amount on Record Nov 2006 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jan 2026

22 Mountain Ave

3 bd · 2 ba · 1,335 sqft · built 1958 · 0.339 acres

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

23 Mountain Ave

5 bd · 2 ba · 2,933 sqft · built 1969 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2023 Amount on Record Jan 2023 1 Name on Record Assessor + 3 DocumentsUpdated Jan 2026

24 Mountain Ave

4 bd · 2.5 ba · 2,093 sqft · built 1957 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$650,000Dec 2016 $12,2782023 —Dec 2016 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

25 Mountain Ave

4 bd · 2 ba · 2,200 sqft · built 1968 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jan 2026

26 Mountain Ave

4 bd · 2 ba · 2,087 sqft · built 1957 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2024 2 Names on Record AssessorUpdated Jan 2026

27 Mountain Ave

4 bd · 2 ba · 2,756 sqft · built 1969 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$997,000Mar 2022 $19,3042023 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Apr 2026

29 Mountain Ave

4 bd · 2 ba · 1,988 sqft · built 1971 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied AssessorUpdated Jan 2026

30 Mountain Ave

6 bd · 4 ba · 5,099 sqft · built 1956 · 0.689 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied AssessorUpdated Jan 2026

31 Mountain Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$325,000May 2016 1 Name on Record AssessorUpdated Jan 2026

34 Mountain Ave

4 bd · 3 ba · 3,410 sqft · built 1954 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$602,000Jul 2022 Amount on Record Dec 2002 1 Name on Record Owner Occupied AssessorUpdated Jan 2026

35 Mountain Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$225,000Aug 2006 1 Name on Record AssessorUpdated Jan 2026

36 Mountain Ave

5 bd · 2 ba · 4,245 sqft · built 2021 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
—May 2023 Amount on Record Apr 2021 1 Name on Record Owner Occupied Assessor + 5 DocumentsUpdated Jan 2026

37 Mountain Ave

0.36 acres

Last Sale Tax Bill Prior Sale Owner Records
$225,000Aug 2006 1 Name on Record AssessorUpdated Jan 2026

38 Mountain Ave

5 bd · 3 ba · 3,309 sqft · built 1956 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,390,000Jul 2025 —Jan 2021 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jan 2026

40 Mountain Ave

7 bd · 3 ba · 3,674 sqft · built 1980 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$615,000Aug 2011 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jan 2026

46 Mountain Ave

6 bd · 4 ba · 3,805 sqft · built 2014 · 0.48 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied AssessorUpdated Jan 2026

47 Mountain Ave

5 bd · 2 ba · 4,057 sqft · built 1975 · 0.489 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied AssessorUpdated Jan 2026

50 Mountain Ave

3 bd · 3 ba · 2,349 sqft · built 1970 · 0.539 acres

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

51 Mountain Ave

5 bd · 2 ba · 3,094 sqft · built 1975 · 0.519 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,225,000Sep 2022 $22,7132023 —Sep 2003 2 Names on Record Assessor + 2 DocumentsUpdated Aug 2026

Wildfire Risk on Mountain Ave

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

Wildfire RiskLow
this street's cells rank above 4% of the US · above 5% of New York
Wildfire LikelihoodLess than 1 in 10,000 per year
ExposureDirect
3 of 6 cells directly exposed · 6 adjoin burnable vegetation

Property Records in Nearby Streets