Prospect Ave, Keyport, NJ Property Records

Monmouth County and Aberdeen Township property records for 81 addresses on Prospect Ave, Keyport, NJ · Last verified August 2026

Prospect Ave Highlights

Properties 83
Median Sale Price $380,100
Deeds and Mortgages on File 97
Median Price per Sqft $307
Owner Occupied 81%
Median Annual Tax Bill $8,341
Median Year Built 1957
Median Ownership Tenure 13 years

Properties on Prospect Ave

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

620 Prospect Ave

2,040 sqft · built 1945 · 0.939 acres

Last Sale Tax Bill Prior Sale Owner Records
$12,5862025 1 Name on Record AssessorUpdated Jul 2026

639 Prospect Ave, #35

built 1980 · 0.08 acres

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

656 Prospect Ave

3 bd · 1 ba · 1,120 sqft · built 1958 · 0.287 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,6052025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

664 Prospect Ave

4 bd · 3 ba · 1,467 sqft · built 1909 · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
$50,000May 1995 $8,7272025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

668 Prospect Ave

2 bd · 1 ba · 1,038 sqft · built 1940 · 0.179 acres

Last Sale Tax Bill Prior Sale Owner Records
$90,000Dec 2014 $7,7102025 Amount on Record Oct 2005 1 Name on Record AssessorUpdated Jul 2026

669 Prospect Ave

4 bd · 1.5 ba · 2,233 sqft · built 2000 · 0.314 acres

Last Sale Tax Bill Prior Sale Owner Records
$360,000May 2003 $11,2012025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

672 Prospect Ave

2 bd · 4 ba · 1,296 sqft · built 1989 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$153,000Jan 1999 $8,9172025 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

673 Prospect Ave

3 bd · 1.5 ba · 1,692 sqft · built 1999 · 0.275 acres

Last Sale Tax Bill Prior Sale Owner Records
$328,000Oct 2002 $10,5202025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

677 Prospect Ave

3 bd · 1.5 ba · 1,085 sqft · built 1945 · 0.551 acres

Last Sale Tax Bill Prior Sale Owner Records
$520,000Jun 2022 $9,4222025 Amount on Record Dec 2006 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

684 Prospect Ave

2 bd · 1 ba · 660 sqft · built 1920 · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
$216,300Oct 2020 $6,7982025 Amount on Record Mar 2018 1 Name on Record Owner Occupied Assessor + 5 DocumentsUpdated Jul 2026

685 Prospect Ave

3 bd · 1.5 ba · 1,308 sqft · built 1962 · 0.606 acres

Last Sale Tax Bill Prior Sale Owner Records
$125,000Aug 1995 $8,5692025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

690 Prospect Ave

1,406 sqft · built 2003 · 0.156 acres

Last Sale Tax Bill Prior Sale Owner Records
$269,000Sep 2005 —May 2004 1 Name on Record AssessorUpdated Jul 2026

696 Prospect Ave

3 bd · 2.5 ba · 1,695 sqft · built 2000 · 0.258 acres

Last Sale Tax Bill Prior Sale Owner Records
$325,000Jun 2015 $10,3012025 Amount on Record Oct 2004 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

700 Prospect Ave

3 bd · 2 ba · 1,788 sqft · built 1925 · 0.258 acres

Last Sale Tax Bill Prior Sale Owner Records
$225,000Dec 2003 $9,0382025 Amount on Record Mar 2002 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

701 Prospect Ave

3 bd · 1 ba · 1,513 sqft · built 1909 · 0.206 acres

Last Sale Tax Bill Prior Sale Owner Records
$130,000Jun 2000 $8,2862025 Amount on Record Apr 1994 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026
Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record AssessorUpdated Jul 2026
Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record AssessorUpdated Jul 2026

703 Prospect Ave

3 bd · 1.5 ba · 1,678 sqft · built 1996 · 0.328 acres

Last Sale Tax Bill Prior Sale Owner Records
$445,000Jul 2021 $9,7802025 Amount on Record Oct 2014 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

704 Prospect Ave

3 units · Built 2003 · 1,828 sq ft

Last Sale Median Tax Bill Median Sale    
$380,000Dec 2006 —— —3 units    

705 Prospect Ave

0.084 acres

Last Sale Tax Bill Prior Sale Owner Records
$68,000Dec 2021 $4,1402025 Amount on Record Apr 1989 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

707 Prospect Ave

4 bd · 1.5 ba · 2,416 sqft · built 2016 · 0.229 acres

Last Sale Tax Bill Prior Sale Owner Records
$600,000Dec 2025 $17,3142025 Amount on Record Oct 2009 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

708 Prospect Ave

3 bd · 2.5 ba · 1,961 sqft · built 1989 · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
$96,300Apr 1994 $9,9662025 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

709 Prospect Ave

3 bd · 1.5 ba · 1,877 sqft · built 1996 · 0.328 acres

Last Sale Tax Bill Prior Sale Owner Records
$425,000Dec 2020 $10,8012025 Amount on Record Dec 2018 2 Names on Record Owner Occupied Assessor + 6 DocumentsUpdated Jul 2026

711 Prospect Ave

4 bd · 2 ba · 1,901 sqft · built 1996 · 0.328 acres

Last Sale Tax Bill Prior Sale Owner Records
$150,000Aug 1996 $11,1282025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

715 Prospect Ave

4 bd · 1.5 ba · 2,005 sqft · built 1996 · 0.328 acres

Last Sale Tax Bill Prior Sale Owner Records
$157,000Mar 1996 $10,8172025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

716 Prospect Ave

3 bd · 2 ba · 1,128 sqft · built 1920 · 0.206 acres

Last Sale Tax Bill Prior Sale Owner Records
$295,000Oct 2023 $7,6312025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

718 Prospect Ave

3 bd · 1.5 ba · 2,140 sqft · built 2017 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$204,900Aug 2005 $14,8992025 Amount on Record Feb 2002 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

719 Prospect Ave

3 bd · 1.5 ba · 1,653 sqft · built 1996 · 0.278 acres

Last Sale Tax Bill Prior Sale Owner Records
$570,000Aug 2024 $9,4242025 Amount on Record Jul 2018 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

720 Prospect Ave

3 bd · 1 ba · 820 sqft · built 1920 · 0.12 acres

Last Sale Tax Bill Prior Sale Owner Records
$127,500Sep 2002 $6,2912025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

721 Prospect Ave

3 bd · 1.5 ba · 1,393 sqft · built 1960 · 0.36 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,1982025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

722 Prospect Ave

3 bd · 1 ba · 1,912 sqft · built 2007 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$598,000Jun 2023 $13,0222025 Amount on Record Jun 2001 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Jul 2026

724 Prospect Ave

3 bd · 1 ba · 1,054 sqft · built 1940 · 0.12 acres

Last Sale Tax Bill Prior Sale Owner Records
$275,000May 2026 $7,3102025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

731 Prospect Ave

2 bd · 1 ba · 733 sqft · built 1939 · 0.134 acres

Last Sale Tax Bill Prior Sale Owner Records
$165,000Oct 2013 $6,7782025 Amount on Record Jun 2006 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

732 Prospect Ave

2 bd · 1 ba · 828 sqft · built 1950 · 0.156 acres

Last Sale Tax Bill Prior Sale Owner Records
$260,000Aug 2021 $6,9422025 Amount on Record Nov 2002 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

735 Prospect Ave

4 bd · 2 ba · 1,542 sqft · built 1956 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$8,4012025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

736 Prospect Ave

4 bd · 1.5 ba · 2,300 sqft · built 2014 · 0.126 acres

Last Sale Tax Bill Prior Sale Owner Records
$290,000Dec 2014 $10,7582025 Amount on Record Dec 2013 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

740 Prospect Ave

2 bd · 1 ba · 1,050 sqft · built 1950 · 0.126 acres

Last Sale Tax Bill Prior Sale Owner Records
$195,000Aug 2004 $7,3642025 Amount on Record Oct 1999 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

741 Prospect Ave

1 bd · 1 ba · 898 sqft · built 1946 · 0.201 acres

Last Sale Tax Bill Prior Sale Owner Records
$189,900Feb 2014 $7,8432025 Amount on Record Feb 2003 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

745 Prospect Ave

2 bd · 1 ba · 600 sqft · built 1940 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$75,000Mar 2000 $6,1982025 —Mar 2000 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

749 Prospect Ave

4 bd · 2.5 ba · 1,228 sqft · built 1961 · 0.172 acres

Last Sale Tax Bill Prior Sale Owner Records
$8,1202025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

752 Prospect Ave

3 bd · 2.5 ba · 1,818 sqft · built 1950 · 0.122 acres

Last Sale Tax Bill Prior Sale Owner Records
$220,000Nov 2015 $9,3982025 Amount on Record Jul 1999 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

753 Prospect Ave

0.057 acres

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

755 Prospect Ave

3 bd · 1.5 ba · 1,228 sqft · built 1950 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$203,152Feb 2025 $7,6252025 Amount on Record Aug 1998 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

756 Prospect Ave

4 bd · 2.5 ba · 2,006 sqft · built 2002 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$259,900Mar 2003 $10,3032025 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

759 Prospect Ave

2 bd · 1 ba · 1,060 sqft · built 1945 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$251,000Jun 2005 $7,8512025 Amount on Record Aug 2002 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

760 Prospect Ave

3 bd · 2 ba · 1,276 sqft · built 1920 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2023 $7,6092025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

761 Prospect Ave

1 bd · 1 ba · 732 sqft · built 1950 · 0.231 acres

Last Sale Tax Bill Prior Sale Owner Records
$137,000Jul 2015 $6,2382025 —Jul 2015 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

763 Prospect Ave

3 bd · 2 ba · 1,200 sqft · built 1947 · 0.109 acres

Last Sale Tax Bill Prior Sale Owner Records
$62,900Jan 2000 $8,8382025 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

764 Prospect Ave

2 bd · 1 ba · 756 sqft · built 1940 · 0.122 acres

Last Sale Tax Bill Prior Sale Owner Records
$192,900Apr 2018 $6,9702025 Amount on Record Dec 2017 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Jul 2026

772 Prospect Ave

3 bd · 1 ba · 898 sqft · built 1953 · 0.18 acres

Last Sale Tax Bill Prior Sale Owner Records
$130,000Sep 1988 $7,6292025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

778 Prospect Ave

2 bd · 1 ba · 852 sqft · built 1950 · 0.211 acres

Last Sale Tax Bill Prior Sale Owner Records
$167,007Feb 2020 $6,6672025 Amount on Record Sep 2019 1 Name on Record Assessor + 5 DocumentsUpdated Jul 2026

784 Prospect Ave

3 bd · 1 ba · 984 sqft · built 1950 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$89,900Jul 2004 $8,5532025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

787 Prospect Ave

3 bd · 1 ba · 1,226 sqft · built 1970 · 0.149 acres

Last Sale Tax Bill Prior Sale Owner Records
$252,000Jan 2010 $8,2012025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

789 Prospect Ave

2 bd · 1 ba · 1,174 sqft · built 1940 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$250,000Jul 2005 $7,8862025 Amount on Record Oct 2002 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

793 Prospect Ave

3 bd · 1 ba · 1,055 sqft · built 1955 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$202,500Mar 2013 $7,5382025 Amount on Record Apr 2012 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

794 Prospect Ave

2 bd · 2 ba · 1,544 sqft · built 1940 · 0.258 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,3202025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

797 Prospect Ave

2 bd · 1 ba · 1,188 sqft · built 1960 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$259,900Apr 2007 $7,5862025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

798 Prospect Ave

1 bd · 1 ba · 960 sqft · built 1960 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$235,000Jun 2018 $8,1402025 Amount on Record Mar 2018 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

800 Prospect Ave

3 bd · 1.5 ba · 1,667 sqft · built 2020 · 0.057 acres

Last Sale Tax Bill Prior Sale Owner Records
$545,000Jul 2023 $12,5892025 Amount on Record Dec 2020 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

801 Prospect Ave

2 bd · 1 ba · 875 sqft · built 1955 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$260,000Nov 2021 $7,3662025 Amount on Record Mar 2009 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

802 Prospect Ave

2 bd · 1 ba · 952 sqft · built 2014 · 0.133 acres

Last Sale Tax Bill Prior Sale Owner Records
$215,000Jan 2019 $11,5942025 Amount on Record Oct 1999 1 Name on Record Assessor + 3 DocumentsUpdated Jul 2026

803 Prospect Ave

3 bd · 2.5 ba · 1,906 sqft · built 2015 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$360,000Feb 2018 $13,7672025 Amount on Record Jul 2014 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

805 Prospect Ave

3 bd · 2 ba · 1,258 sqft · built 1955 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$215,000Oct 2003 $7,5742025 Amount on Record Jan 2001 2 Names on Record Assessor + 1 DocumentUpdated Jul 2026

809 Prospect Ave

2 bd · 1 ba · 989 sqft · built 1957 · 0.172 acres

Last Sale Tax Bill Prior Sale Owner Records
$194,700Mar 2003 $7,2452025 Amount on Record Feb 1999 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

810 Prospect Ave

2 bd · 3 ba · 1,332 sqft · built 1960 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$480,000Oct 2024 $8,4902025 Amount on Record Jan 2020 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

814 Prospect Ave

2 bd · 1 ba · 658 sqft · built 1945 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$329,900Jun 2025 $6,4952025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

818 Prospect Ave

4 bd · 2 ba · 1,735 sqft · built 1940 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$60,000Feb 1995 $9,3712025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

822 Prospect Ave

2 bd · 1 ba · 896 sqft · built 1949 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$140,000Jul 2002 $6,8912025 Amount on Record Apr 1999 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

829 Prospect Ave

3 bd · 1 ba · 1,584 sqft · built 1960 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$107,000May 1995 $8,3812025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

833 Prospect Ave

3 bd · 1 ba · 1,202 sqft · built 1970 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$260,000Jul 2016 $8,3412025 Amount on Record Dec 2006 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

837 Prospect Ave

3 bd · 2 ba · 1,236 sqft · built 1970 · 0.172 acres

Last Sale Tax Bill Prior Sale Owner Records
$380,100Sep 2023 $8,3912025 Amount on Record Aug 2005 2 Names on Record Assessor + 2 DocumentsUpdated Jul 2026

841 Prospect Ave

3 bd · 2 ba · 1,236 sqft · built 1986 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$127,000Nov 1999 $7,6592025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

843 Prospect Ave

4 bd · 1.5 ba · 1,416 sqft · built 1987 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$272,500Sep 2013 $8,8282025 Amount on Record Jun 2002 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

846 Prospect Ave

4 bd · 1.5 ba · 1,475 sqft · built 1980 · 0.154 acres

Last Sale Tax Bill Prior Sale Owner Records
$270,000Jun 2005 $8,5532025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

851 Prospect Ave

3 bd · 2 ba · 1,530 sqft · built 1976 · 0.174 acres

Last Sale Tax Bill Prior Sale Owner Records
$292,000Oct 2018 $8,3102025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

852 Prospect Ave

3 bd · 2 ba · 1,699 sqft · built 1927 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$249,900May 2004 $8,7732025 Amount on Record Jan 1995 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

853 Prospect Ave

2 bd · 2 ba · 1,253 sqft · built 1950 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$205,000Oct 2017 $7,0062025 Amount on Record Sep 1995 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

856 Prospect Ave

4 bd · 2.5 ba · 1,938 sqft · built 2003 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$259,000Apr 2004 $9,6772025 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

857 Prospect Ave

2 bd · 1 ba · 910 sqft · built 1960 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$170,000Sep 2019 $7,2552025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

860 Prospect Ave

3 bd · 2 ba · 1,290 sqft · built 1955 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$270,000Jun 2008 $7,7042025 Amount on Record Sep 1999 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

861 Prospect Ave

4 bd · 2 ba · 1,440 sqft · built 1940 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,8822025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

Wildfire Risk on Prospect Ave

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

Wildfire RiskLow
this street's cells rank above 11% of the US · above 20% of New Jersey
Wildfire LikelihoodLess than 1 in 10,000 per year
ExposureDirect
1 of 7 cells directly exposed · 4 adjoin burnable vegetation

Property Records in Nearby Streets