200 Mountainside Rd Mendham, NJ 07945

Built 1906 · ResidentialNew owner since Jan 30, 20262 owner signals on a paid plan
Assessed
$472,900
Last sale
$900,000Jan 30, 2026
Built
1906
Size
1,796 sq ft
Status
No open cases

Property information

Block
101
Lot
12
Qualifier
—
County
Morris
Municipality
Mendham Boro
Tax map page
—
Land description
2.570 AC

Building details

Building class
17
Description
2S F
Dwellings
1
Zoning
3-AC
Square feet
1,796
Acreage
2.57 ac

Assessment

Land value
$298,500
63%
Improvement value
$174,400
37%
Total assessment
$472,900
Sale assessment
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Tax (2024)
$8,610

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.

5 events · 1906–2026

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  • Deed recorded

    +40% vs 2025
    $900,000
    Per sq ft$501Held4 moSq ft1,796RecordedFeb 13, 2026
  • Deed recorded

    +111% vs 2015
    $645,000
    Per sq ft$359Held3.6 yrsSq ft1,796RecordedNov 5, 2025
  • 11 years
  • Deed recorded

    $305,000
    Per sq ft$211Sq ft1,444NU codeEstate / executor (10)RecordedMar 25, 2015
  • 109 years
  • Property Built

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

YearProperty taxChangeLandImprovementAssessment
2024$8,610+0.2%$298,500$174,400$472,900
2023$8,589+4.8%$298,500$51,500$350,000
2022$8,197+1.8%$298,500$51,500$350,000
2021$8,054+2.4%$298,500$51,500$350,000
2020$7,865+1.4%$298,500$51,500$350,000
2019$7,753+1.5%$298,500$51,500$350,000
2018$7,641-26.7%$298,500$51,500$350,000
2017$10,422+2.3%$298,500$51,500$350,000
2016$10,191+2.7%$392,800$99,500$492,300
2015$9,925+3.0%$392,800$99,500$492,300
2014$9,634+2.0%$392,800$99,500$492,300
2013$9,442+0.5%$392,800$99,500$492,300
2012$9,393+0.5%$392,800$99,500$492,300
2011$9,349-18.0%$392,800$99,500$492,300
2010$11,407+4.6%$392,800$99,500$492,300
2009$10,906+5.7%$657,000$91,000$748,000
2008$10,322+7.0%$657,000$91,000$748,000
2007$9,649+3.2%$657,000$91,000$748,000
2006$9,353+5.4%$657,000$91,000$748,000
2005$8,870+6.9%$246,000$55,700$301,700
2004$8,297+4.2%$246,000$55,700$301,700
2003$7,965+6.1%$246,000$55,700$301,700
2002$7,509+5.9%$246,000$55,700$301,700
2001$7,090+5.9%$246,000$55,700$301,700
2000$6,698+4.2%$246,000$55,700$301,700
1999$6,426+1.9%$246,000$55,700$301,700
1998$6,306+2.0%$246,000$55,700$301,700
1997$6,185+1.5%$246,000$55,700$301,700
1996$6,094+0.5%$246,000$55,700$301,700
1995$6,064+3.1%$246,000$55,700$301,700
1994$5,883+4.0%$246,000$55,700$301,700
1993$5,656+2.9%$246,000$55,700$301,700
1992$5,498+5.5%$250,700$65,300$316,000
1991$5,214+36.6%$250,700$65,300$316,000
1990$3,818+8.7%$250,700$65,300$316,000
1989$3,513—$36,800$39,400$76,200