Google street view image for 523 Decatur Ave, Middlesex, NJ 08846

Off market jan 2002 for $182K

$489,192

Est. refi paymentEst. refi $1,453/mo

—

•

— ba

•

1,288

sq ft

523 Decatur Ave, Middlesex, NJ 08846

About this home

523 Decatur Ave is a 1,288 square foot house on a 3,999 square foot lot. - it last sold on January 03, 2002 for $182,000. Based on Redfin's Middlesex data, we estimate the home's value is $489,192.

Single-familyProperty Type

1950Year Built

3,999 sq ftLot Size

$380Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$489,192

$307K since sold in January 2002$3,000 since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 0.8% lower than the average sale price ($493K) of 6 comparable homes.

SOLD JUL 16, 2026
$445,000
A
2 beds2 baths1,176 sq ft
421 Melrose Ave, Middlesex, NJ 08846
SOLD JUN 18, 2026
$566,000
B
3 beds2 baths— sq ft
514 Melrose Ave, Middlesex, NJ 08846
SOLD JUN 18, 2026
$547,000
C
3 beds2 baths1,248 sq ft
429 Edgeworth St, Middlesex, NJ 08846
SOLD AUG 20, 2026
$485,000
D
3 beds1 bath1,392 sq ft
7 Pierrepont Ave, Middlesex, NJ 08846
SOLD AUG 21, 2026
$515,000
E
3 beds2 baths— sq ft
319 Edgeworth St, Middlesex, NJ 08846
SOLD JUN 18, 2026
116 Greene Ave, Middlesex, NJ 08846-1836
$400,000
F
4 beds1 bath— sq ft
116 Greene Ave, Middlesex, NJ 08846-1836

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$420,028

Est. take-home

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Est. cash available

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Market trends in 08846, NJ

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

106.3%

+0.6% MoM

Median sale price

$552K

$23K MoM

Avg. days on market

20d

0 days MoM

Recently sold homes

3 MoM

New listings for sale

NEW 5 HRS AGO
$525,000
3 beds1 bath1,209 sq ft
225 225 Harris Ave, Middlesex, NJ 08846
$239,900
2 beds1 bath— sq ft
43 Gramercy Gdns Unit B, Middlesex, NJ 08846
FOR SALE BY OWNER
$600,000
4 beds2 baths1,800 sq ft
7 Wells Pl, Middlesex, NJ 08846
$599,000
3 beds2 baths1,949 sq ft
325 Dorn Ave, Middlesex, NJ 08846
$450,000
3 beds1.5 baths1,040 sq ft
314 2nd St, Middlesex, NJ 08846
See all

Provided by Redfin

Sale history for 523 Decatur Ave

Year

Property tax

Land + Additions

Assessment*

2025

$10,036 (+13.6%)

$132,100 + $350,100

$482,200

2024

$8,837 (+5.0%)

$132,100 + $341,300

$473,400

2023

$8,413 (+9.2%)

$132,100 + $249,800

$381,900

2022

$7,705 (+2.6%)

$132,100 + $249,800

$381,900

2021

$7,509 (+2.3%)

$22,000 + $55,900

$77,900

2020

$7,340 (+2.8%)

$22,000 + $55,900

$77,900

2019

$7,141 (+3.1%)

$22,000 + $55,900

$77,900

2018

$6,925 (+2.8%)

$22,000 + $55,900

$77,900

2017

$6,734 (+3.4%)

$22,000 + $55,900

$77,900

2016

$6,511 (+4.1%)

$22,000 + $55,900

$77,900

2014

$6,252 (+2.8%)

$22,000 + $55,900

$77,900

2013

$6,079 (+3.2%)

$22,000 + $55,900

$77,900

2011

$5,888 (+3.7%)

$22,000 + $55,900

$77,900

2010

$5,679 (+0.6%)

$22,000 + $55,900

$77,900

2009

$5,648

$22,000 + $55,900

$77,900

Tax history for 523 Decatur Ave

Year

Property tax

Land + Additions

Assessment*

2025

$10,036 (+13.6%)

$132,100 + $350,100

$482,200

2024

$8,837 (+5.0%)

$132,100 + $341,300

$473,400

2023

$8,413 (+9.2%)

$132,100 + $249,800

$381,900

2022

$7,705 (+2.6%)

$132,100 + $249,800

$381,900

2021

$7,509 (+2.3%)

$22,000 + $55,900

$77,900

2020

$7,340 (+2.8%)

$22,000 + $55,900

$77,900

2019

$7,141 (+3.1%)

$22,000 + $55,900

$77,900

2018

$6,925 (+2.8%)

$22,000 + $55,900

$77,900

2017

$6,734 (+3.4%)

$22,000 + $55,900

$77,900

2016

$6,511 (+4.1%)

$22,000 + $55,900

$77,900

2014

$6,252 (+2.8%)

$22,000 + $55,900

$77,900

2013

$6,079 (+3.2%)

$22,000 + $55,900

$77,900

2011

$5,888 (+3.7%)

$22,000 + $55,900

$77,900

2010

$5,679 (+0.6%)

$22,000 + $55,900

$77,900

2009

$5,648

$22,000 + $55,900

$77,900

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Property details

Exterior

Exterior Information
Exterior Wall: Frame

Property Information
Subdivision Name: CREIGHTON MANOR
Living Sq. Ft: 1,288
# of Stories: 1
Legal Description: INCL BLK 323 LOTS 41 - 42

Lot Information
# of Buildings: 1
Land Sq. Ft: 3,999
Legal Lot Number: 41
Legal Block Number: 323
Municipality Name: MIDDLESEX BORO
Acres: 0.0918
Depth Footage: 100
Front Footage: 40
Zoning Code: R60A
State Use Description: RESIDENTIAL

Financial

Assessor Information
Assessment Year: 2026
Tax District County: MIDDLESEX BORO

Public facts

Beds: —
Baths: —
Sq. Ft.: 1,288
Stories: 1.0
Lot Size: 3,999 square feet
Style: Single Family Residential
Year Built: 1950
Year Renovated: —
County: Middlesex County
APN: 1000323 00041

Home facts updated by county records on Sep 19, 2026

Around this home

Schools

Watchung Elementary School

Public K-3 • Assigned • 0.5mi

8/10

Von E Mauger Middle School

Public 6-8 • Assigned • 0.5mi

5/10

Middlesex High School

Public 9-12 • Assigned • 1.2mi

4/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

5/10 Flood Factor

Estimated 11-17% chance of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

7/10 Heat Factor

7 days above 102° expected this year, 15 days in 30 years

6/10 Wind Factor

27% chance of strong winds in next 30 years

3/10 Air Factor

2 unhealthy days expected this year, 3 days in 30 years

Provided by First Street

Historical weather

Middlesex, NJ • 08846

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 8.7 hours in June and 4.2 hours in December, placing it below the U.S. average for solar exposure.

8.7 hrs

4.2 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$465,000 – $563,000

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Nearby similar homes

$474,900

3 beds1.5 baths840 sq ft

108 Greenlawn Ave, Middlesex, NJ 08846

$899,900

5 beds2.5 baths— sq ft

261 Beechwood Ave, Middlesex, NJ 08846

$499,000

3 beds2 baths1,414 sq ft

215 Johnson Ave, Piscataway, NJ 08854

FOR SALE BY OWNER

$569,900

3 beds3 baths1,696 sq ft

62 Chariot Ct, Piscataway, NJ 08854

$599,000

3 beds2 baths1,949 sq ft

325 Dorn Ave, Middlesex, NJ 08846

$450,000

3 beds1.5 baths1,040 sq ft

314 2nd St, Middlesex, NJ 08846

New listings for sale in 08846

NEW 5 HRS AGO

$525,000

3 beds1 bath1,209 sq ft

225 225 Harris Ave, Middlesex, NJ 08846

$239,900

2 beds1 bath— sq ft

43 Gramercy Gdns Unit B, Middlesex, NJ 08846

FOR SALE BY OWNER

$600,000

4 beds2 baths1,800 sq ft

7 Wells Pl, Middlesex, NJ 08846

$599,000

3 beds2 baths1,949 sq ft

325 Dorn Ave, Middlesex, NJ 08846

$450,000

3 beds1.5 baths1,040 sq ft

314 2nd St, Middlesex, NJ 08846

Home values near 523 Decatur Ave

Data from public records.

Address	Redfin Estimate
607 Decatur Avenue, Middlesex, NJ - Beds \| - Baths \| 1100 Sq. Ft.	$479,916
531 Decatur Avenue, Middlesex, NJ 4 Beds \| 2.5 Baths \| - Sq. Ft.	$576,118

Address	Redfin Estimate
605 Decatur Avenue, Middlesex, NJ - Beds \| - Baths \| 936 Sq. Ft.	$483,716
527 Decatur Avenue, Middlesex, NJ 4 Beds \| 2.5 Baths \| - Sq. Ft.	$529,917

Address	Redfin Estimate
521 Decatur Avenue, Middlesex, NJ 3 Beds \| 2 Baths \| 1412 Sq. Ft.	$545,938
511 Decatur Avenue, Middlesex, NJ 3 Beds \| 1.5 Baths \| - Sq. Ft.	$563,650

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