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21 Old South Avenue Fanwood, NJ 07023

Built 1932Residential
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Assessed
$480,300
Last sale
$760,000May 14, 2026
Built
1932
Size
1,764 sq ft
Owner
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Status
No open cases

Property information

Block
66
Lot
16
Qualifier
—
County
Union
Municipality
Fanwood Boro
Tax map page
—
Land description
59X137X48X178

Building details

Building class
45
Description
2SFL1UG
Dwellings
2
Zoning
—
Square feet
1,764
Acreage
—

Assessment

Land value
$257,800
54%
Improvement value
$222,500
46%
Total assessment
$480,300
Sale assessment
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Tax (2024)
$13,222

Owner mailing

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

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  9. Block 66
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  11. 21 Old South Avenue, Fanwood, NJ 07023

8 events · 1932–2026
Sales5
  • 2026May 14

    Deed recorded

    +114% vs 2011
    $760,000
    Per sq ft$431Held10.5 yrsSq ft1,764RecordedMay 27, 2026

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  • 14 years
  • 2011Dec 21

    Deed recorded

    +63% vs 1996
    $355,000
    Per sq ft$195Held15.7 yrsSq ft1,819RecordedDec 29, 2011

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  • 16 years
  • 1996Apr 26

    Deed recorded

    +5% vs 1993
    $217,500
    Held2.7 yrs

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  • 1993Aug 31

    Deed recorded

    -9% vs 1988
    $207,500
    Held1.7 yrs

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  • 5 years
  • 1988Jun 28

    Deed recorded

    $229,000

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  • 56 years
  • 1932

    Property Built

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

35 years · 1990–2024
YearProperty taxChangeLandImprovementAssessment
2024$13,222+3.3%$257,800$222,500$480,300
2023$12,804+3.8%$257,800$192,400$450,200
2022$12,330+3.0%$257,800$185,900$443,700
2021$11,967+0.7%$257,800$185,900$443,700
2020$11,881+0.7%$257,800$185,900$443,700
2019$11,793+2.1%$26,800$54,300$81,100
2018$11,550+3.1%$26,800$54,300$81,100
2017$11,203+4.3%$26,800$54,300$81,100

111 Beech Ave, Fanwood, NJ 07023Residential1,858 sq ftAssessed $518,6000.21 mi away+5% sq ftView details106 Cray Terr, Fanwood, NJ 07023Residential1,832 sq ftAssessed $558,5000.58 mi away+4% sq ftView details110 Willoughby Rd, Fanwood, NJ 07023Residential1,799 sq ftAssessed $536,5000.59 mi away+2% sq ftView details147 Belvidere Ave, Fanwood, NJ 07023Residential1,782 sq ftAssessed $459,1000.51 mi away+1% sq ftView details125 Russell Rd, Fanwood, NJ 07023Residential1,774 sq ftAssessed $736,9000.62 mi away+1% sq ftView details

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  • 257 South Avenue, Fanwood, NJ 07023Lot 1
  • 265 South Avenue, Fanwood, NJ 07023Lot 2
  • 275 South Ave, Fanwood, NJ 07023Lot 3
  • 281 South Avenue, Fanwood, NJ 07023Lot 6
  • 313 South Ave, Fanwood, NJ 07023Lot 9
  • 319 South Avenue, Fanwood, NJ 07023Lot 10
  • 3 Old South Ave, Fanwood, NJ 07023Lot 11
  • 7 Old South Ave, Fanwood, NJ 07023Lot 12
  • 11 Old South Ave, Fanwood, NJ 07023Lot 13
  • 15 Old South Ave, Fanwood, NJ 07023Lot 14
  • 19 Old South Ave, Fanwood, NJ 07023Lot 15
  • 27 Old South Ave, Fanwood, NJ 07023Lot 17
All 45 lots on Block 66