Mountain Ave, Rockaway, NJ Property Records

Morris County and Rockaway Township property records for 63 addresses on Mountain Ave, Rockaway, NJ · Last verified August 2026

Mountain Ave Highlights

Properties 63
Median Sale Price $523,500
Deeds and Mortgages on File 95
Median Price per Sqft $256
Owner Occupied 90%
Median Annual Tax Bill $9,994
Median Year Built 1962
Median Ownership Tenure 12 years

Properties on Mountain Ave

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

1 Mountain Ave

1,912 sqft · built 1998 · 0.719 acres

Last Sale Tax Bill Prior Sale Owner Records
$395,000Aug 2016 $12,8992024 Amount on Record Jan 2008 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

3 Mountain Ave

2,158 sqft · built 1958 · 0.369 acres

Last Sale Tax Bill Prior Sale Owner Records
$580,000Jul 2026 $10,9642024 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

4 Mountain Ave

1,428 sqft · built 1959 · 0.119 acres

Last Sale Tax Bill Prior Sale Owner Records
$345,000May 2020 $9,6792024 Amount on Record May 2014 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

5 Mountain Ave

1,680 sqft · built 1954 · 0.323 acres

Last Sale Tax Bill Prior Sale Owner Records
$350,000Dec 2019 $10,7662024 Amount on Record Jul 2011 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

6 Mountain Ave

1,812 sqft · built 1955 · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$310,000Dec 2018 $9,8512024 Owner on Record Assessor + 1 DocumentUpdated Jul 2026

7 Mountain Ave

998 sqft · built 1958 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$8,1052024 Owner on Record Owner Occupied AssessorUpdated Jul 2026

8 Mountain Ave

1,248 sqft · built 1959 · 0.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$221,920Oct 2015 $8,2742024 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

9 Mountain Ave

1,566 sqft · built 1952 · 0.31 acres

Last Sale Tax Bill Prior Sale Owner Records
$357,000Jul 2006 $8,6382024 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

10 Mountain Ave

984 sqft · built 1960 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$8,2462024 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

11 Mountain Ave

1,040 sqft · built 1967 · 0.33 acres

Last Sale Tax Bill Prior Sale Owner Records
$263,900May 2010 $8,7052024 Amount on Record Oct 2005 Owner on Record Owner Occupied AssessorUpdated Jul 2026

12 Mountain Ave

1,678 sqft · built 1959 · 0.176 acres

Last Sale Tax Bill Prior Sale Owner Records
$160,000Sep 1999 $10,0302024 Amount on Record Nov 1996 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

13 Mountain Ave

1,104 sqft · built 1960 · 0.33 acres

Last Sale Tax Bill Prior Sale Owner Records
$254,000Sep 2002 $10,8532024 —Sep 2002 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

14 Mountain Ave

1,335 sqft · built 1959 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$340,000Sep 2018 $9,9942024 Amount on Record Jul 2004 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

15 Mountain Ave

3,364 sqft · built 2001 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$500,000Jul 2019 $15,9282024 Amount on Record Apr 2019 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

16 Mountain Ave

1,183 sqft · built 1964 · 0.18 acres

Last Sale Tax Bill Prior Sale Owner Records
$157,500May 1994 $9,0232024 —May 1994 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

17 Mountain Ave

2,016 sqft · built 1995 · 0.335 acres

Last Sale Tax Bill Prior Sale Owner Records
$354,900Jun 2005 $12,1252024 Amount on Record Oct 1995 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

18 Mountain Ave

1,158 sqft · built 1960 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$177,000Jan 2001 $9,8432024 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

19 Mountain Ave

924 sqft · built 1958 · 0.335 acres

Last Sale Tax Bill Prior Sale Owner Records
$280,000Dec 2007 $8,0102024 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

20 Mountain Ave

1,302 sqft · built 1963 · 0.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$625,000May 2026 $9,9152024 Amount on Record Jan 2018 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

21 Mountain Ave

1,294 sqft · built 1962 · 0.332 acres

Last Sale Tax Bill Prior Sale Owner Records
$250,000Jul 2018 $10,1792024 —Jan 2018 2 Owners on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

22 Mountain Ave

1,525 sqft · built 1960 · 0.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$324,000Mar 2016 $10,8432024 Amount on Record Jul 2007 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

23 Mountain Ave

2,042 sqft · built 1954 · 0.323 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,2432024 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

24 Mountain Ave

1,924 sqft · built 1959 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$340,000Jul 2016 $10,4872024 Amount on Record Jul 2002 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

25 Mountain Ave

2,274 sqft · built 1962 · 0.314 acres

Last Sale Tax Bill Prior Sale Owner Records
$11,4662024 Owner on Record Owner Occupied AssessorUpdated Jul 2026

26 Mountain Ave

1,080 sqft · built 1962 · 0.185 acres

Last Sale Tax Bill Prior Sale Owner Records
$208,900Feb 2016 $8,2052024 Amount on Record Nov 2015 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

27 Mountain Ave

1,196 sqft · built 1952 · 0.307 acres

Last Sale Tax Bill Prior Sale Owner Records
$8,1202024 Owner on Record Owner Occupied Assessor + 5 DocumentsUpdated Jul 2026

28 Mountain Ave

1,620 sqft · built 1963 · 0.3 acres

Last Sale Tax Bill Prior Sale Owner Records
$259,000Aug 2012 $9,9412024 Amount on Record Jul 1998 Owner on Record Assessor + 1 DocumentUpdated Jul 2026

29 Mountain Ave

1,690 sqft · built 1968 · 0.294 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,6002024 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

30 Mountain Ave

2,173 sqft · built 1965 · 0.246 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2021 $10,7662024 Amount on Record Nov 2010 2 Owners on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

31 Mountain Ave

858 sqft · built 1958 · 0.285 acres

Last Sale Tax Bill Prior Sale Owner Records
$290,000May 2007 $8,0612024 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

32 Mountain Ave

1,072 sqft · built 1965 · 0.217 acres

Last Sale Tax Bill Prior Sale Owner Records
$165,000Jun 1999 $9,5642024 2 Owners on Record Owner Occupied AssessorUpdated Aug 2026

33 Mountain Ave

1,426 sqft · built 1958 · 0.273 acres

Last Sale Tax Bill Prior Sale Owner Records
$181,500Oct 2001 $11,4592024 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

34 Mountain Ave

2,002 sqft · built 1966 · 0.203 acres

Last Sale Tax Bill Prior Sale Owner Records
$240,000Apr 2021 $9,7662024 —Aug 1993 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

36 Mountain Ave

1,124 sqft · built 1966 · 0.205 acres

Last Sale Tax Bill Prior Sale Owner Records
$187,500Aug 2022 $8,7202024 Amount on Record Mar 2022 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

37 Mountain Ave

1,828 sqft · built 1968 · 0.61 acres

Last Sale Tax Bill Prior Sale Owner Records
$256,000Aug 2001 $10,1432024 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

38 Mountain Ave

1,763 sqft · built 1954 · 0.217 acres

Last Sale Tax Bill Prior Sale Owner Records
$275,000Jun 2003 $9,9562024 Amount on Record Nov 1999 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

39 Mountain Ave

1,395 sqft · built 1964 · 0.548 acres

Last Sale Tax Bill Prior Sale Owner Records
$375,000Nov 2007 $10,5232024 Amount on Record Sep 1996 2 Owners on Record Assessor + 1 DocumentUpdated Jul 2026

40 Mountain Ave

2,144 sqft · built 1963 · 0.255 acres

Last Sale Tax Bill Prior Sale Owner Records
$585,000Sep 2025 $9,8282024 Amount on Record Apr 2004 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

42 Mountain Ave

2,076 sqft · built 1961 · 0.296 acres

Last Sale Tax Bill Prior Sale Owner Records
$217,500Feb 2012 $10,2842024 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

43 Mountain Ave

1,368 sqft · built 1958 · 0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$355,000Oct 2018 $10,2072024 Amount on Record Dec 2015 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

44 Mountain Ave

1,759 sqft · built 1959 · 0.332 acres

Last Sale Tax Bill Prior Sale Owner Records
$326,000Oct 2009 $9,9382024 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

45 Mountain Ave

1,066 sqft · built 1962 · 0.182 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jan 2006 $8,7542024 —Jan 1999 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

46 Mountain Ave

1,851 sqft · built 1946 · 0.35 acres

Last Sale Tax Bill Prior Sale Owner Records
$208,000Dec 2011 $9,5642024 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

47 Mountain Ave

2,038 sqft · built 1966 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$523,500Nov 2023 $10,0612024 Amount on Record Sep 2012 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

48 Mountain Ave

2,723 sqft · built 1963 · 0.373 acres

Last Sale Tax Bill Prior Sale Owner Records
$530,000Jul 2006 $15,9712024 Amount on Record Feb 2002 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

49 Mountain Ave

2,355 sqft · built 1964 · 0.194 acres

Last Sale Tax Bill Prior Sale Owner Records
$465,000Jan 2022 $12,4742024 Amount on Record Mar 2004 Owner on Record Owner Occupied Assessor + 5 DocumentsUpdated Jul 2026

50 Mountain Ave

1,500 sqft · built 1958 · 0.382 acres

Last Sale Tax Bill Prior Sale Owner Records
$356,000Nov 2019 $10,4072024 Amount on Record Apr 2016 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

51 Mountain Ave

1,598 sqft · built 1967 · 0.239 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,3462024 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

52 Mountain Ave

1,826 sqft · built 1993 · 0.385 acres

Last Sale Tax Bill Prior Sale Owner Records
$11,8532024 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

53 Mountain Ave

1,810 sqft · built 1983 · 0.43 acres

Last Sale Tax Bill Prior Sale Owner Records
$620,000Jan 2026 $9,6232024 Amount on Record Aug 2015 2 Owners on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

54 Mountain Ave

1,965 sqft · built 1954 · 0.391 acres

Last Sale Tax Bill Prior Sale Owner Records
$190,000Nov 1998 $11,0252024 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

56 Mountain Ave

1,828 sqft · built 1966 · 0.4 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,9842024 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

58 Mountain Ave

2,240 sqft · built 1999 · 0.398 acres

Last Sale Tax Bill Prior Sale Owner Records
$436,500Dec 2007 $13,6792024 Amount on Record Jun 2000 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

59 Mountain Ave

1,390 sqft · built 1983 · 0.369 acres

Last Sale Tax Bill Prior Sale Owner Records
$573,000Aug 2024 $7,7842024 Amount on Record Aug 2023 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

61 Mountain Ave

1,764 sqft · built 1964 · 0.389 acres

Last Sale Tax Bill Prior Sale Owner Records
$450,000Jul 2022 $9,2562024 Amount on Record Oct 2009 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

62 Mountain Ave

3,474 sqft · built 1965 · 0.617 acres

Last Sale Tax Bill Prior Sale Owner Records
$330,000Mar 2014 $13,5402024 Amount on Record Sep 2005 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

63 Mountain Ave

1,666 sqft · built 1960 · 0.58 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,6892024 Owner on Record Assessor + 1 DocumentUpdated Jul 2026

65 Mountain Ave

2,976 sqft · built 2006 · 0.769 acres

Last Sale Tax Bill Prior Sale Owner Records
—Apr 2006 $16,3662024 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

66 Mountain Ave

1,364 sqft · built 1957 · 0.555 acres

Last Sale Tax Bill Prior Sale Owner Records
$273,000Jan 2011 $10,0282024 —Jan 2011 2 Owners on Record Assessor + 1 DocumentUpdated Jul 2026

67 Mountain Ave

0.589 acres

Last Sale Tax Bill Prior Sale Owner Records
Owner on Record AssessorUpdated Jul 2026

69 Mountain Ave

1,472 sqft · built 1955 · 0.319 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,5512024 Owner on Record Owner Occupied AssessorUpdated Jul 2026

70 Mountain Ave

2,058 sqft · built 1964 · 0.28 acres

Last Sale Tax Bill Prior Sale Owner Records
$360,000Jun 2018 $10,6592024 Amount on Record Aug 2007 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

72 Mountain Ave

1,951 sqft · built 1956 · 0.325 acres

Last Sale Tax Bill Prior Sale Owner Records
$315,000Sep 2003 $11,1072024 Amount on Record Aug 2001 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

Property Records in Nearby Streets