21 Nilsen Avenue Mahwah, NJ 07430

Built 1980 · Residential2 owner signals on a paid plan
Assessed
$666,800
Last sale
$740,000Jun 30, 2016
Built
1980
Size
3,206 sq ft
Status
No open cases

Property information

Block
117
Lot
13
Qualifier
—
County
Bergen
Municipality
Mahwah Twp
Tax map page
39
Land description
.57 AC

Building details

Building class
18
Description
1STFR
Dwellings
1
Zoning
—
Square feet
3,206
Acreage
0.57 ac

Assessment

Land value
$289,700
43%
Improvement value
$377,100
57%
Total assessment
$666,800
Sale assessment
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Tax (2024)
$13,763

Owner mailing

Street address

Property information on this site is compiled from public sources and is provided as-is; we do not guarantee its accuracy.

4 events · 1980–2016

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  • Deed recorded

    -4% vs 2013
    $740,000
    Per sq ft$231Held3.0 yrsSq ft3,206NU codeOther non-arm's-length (26)RecordedJul 18, 2016
  • Deed recorded

    +73% vs 1993
    $769,000
    Held20.4 yrsRecordedJul 18, 2013
  • 20 years
  • Deed recorded

    $443,500
  • 13 years
  • Property Built

County clerks also index recorded documents by address and by the names on them. Search Bergen County records

YearProperty taxChangeLandImprovementAssessment
2024$13,763+1.3%$289,700$377,100$666,800
2023$13,583+4.4%$289,700$377,100$666,800
2022$13,009+2.5%$289,700$377,100$666,800
2021$12,696+3.4%$289,700$377,100$666,800
2020$12,276+1.4%$289,700$377,100$666,800
2019$12,102+1.6%$289,700$377,100$666,800
2018$11,909+5.4%$289,700$377,100$666,800
2017$11,298+1.4%$289,700$377,100$666,800
2016$11,143+1.7%$289,700$357,000$646,700
2015$10,955+1.8%$289,700$357,000$646,700
2014$10,761+2.3%$289,700$357,000$646,700
2013$10,515+2.9%$289,700$357,000$646,700
2012$10,218-17.6%$289,700$357,000$646,700
2011$12,400+3.0%$289,700$357,000$646,700
2010$12,044+4.4%$252,800$331,000$583,800
2009$11,536+4.0%$252,800$331,000$583,800
2008$11,092+6.1%$252,800$331,000$583,800
2007$10,450+5.9%$252,800$331,000$583,800
2006$9,866+9.0%$252,800$331,000$583,800
2005$9,049+9.9%$252,800$331,000$583,800
2004$8,232+5.2%$252,800$331,000$583,800
2003$7,823+8.1%$252,800$331,000$583,800
2002$7,239-1.9%$252,800$331,000$583,800
2001$7,380+2.0%$252,800$331,000$583,800
2000$7,239+6.8%$117,800$235,300$353,100
1999$6,780+3.8%$117,800$235,300$353,100
1998$6,532+2.2%$117,800$235,300$353,100
1997$6,391-2.7%$117,800$235,300$353,100
1996$6,568-1.6%$117,800$235,300$353,100
1995$6,674+6.2%$117,800$235,300$353,100
1994$6,285+9.2%$117,800$235,300$353,100
1993$5,756+124.7%$117,800$235,300$353,100
1992$2,562+5.1%$117,800$235,300$353,100
1991$2,437+8.3%$114,000$42,200$156,200
1990$2,249+14.3%$114,000$42,200$156,200
1989$1,968—$114,000$42,200$156,200