Google street view image for 21 John St, Demarest, NJ 07627

Off market oct 2012 for $640K

$1,345,376

Est. refi paymentEst. refi $4,307/mo

—

•

— ba

•

1,816

sq ft

21 John St, Demarest, NJ 07627

About this home

21 John St is a 1,816 square foot house on a 0.43 acre lot. - it last sold on October 04, 2012 for $640,000. Based on Redfin's Demarest data, we estimate the home's value is $1,345,376.

Single-familyProperty Type

1941Year Built

0.43 acresLot Size

$741Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,345,376

$705K since sold in October 2012$42K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 32.1% lower than the average sale price ($1.98M) of 5 comparable homes.

SOLD JUL 3, 2026
$3,435,000
A
6 beds6.5 baths— sq ft
7 Central Ave, Demarest, NJ 07627
Ridgeco Properties, Inc.
SOLD SEP 22, 2026
$2,999,000
B
6 beds5.5 baths— sq ft
16 Poplar Rd, Demarest, NJ 07627
RE/MAX Properties Plus
SOLD JAN 9, 2026
$1,465,000
C
4 beds4 baths— sq ft
20 Northwood Ave, Demarest, NJ 07627
Prominent Properties Sotheby's International Realty-Tenafly
SOLD JUN 30, 2026
$905,000
D
3 beds2 baths— sq ft
11 Meadow St, Demarest, NJ 07627
Keller Williams Town Life
SOLD APR 28, 2026
52 Edward St, Demarest, NJ 07627
$1,100,000
E
3 beds2 baths— sq ft
52 Edward St, Demarest, NJ 07627

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Earn from this home

Sell

$921,067

Est. take-home

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Est. cash available

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Market trends in 07627, NJ

Last updated September 2026

Buyer's Market

Seller's Market

Buyer's market

Sale-to-List Price

98.1%

1.4% MoM

Median sale price

$2.0M

$709K MoM

Avg. days on market

80d

4 days MoM

Recently sold homes

6 MoM

New listings for sale

OPEN SAT, 1PM TO 3PM
$2,699,999
5 beds6.5 baths— sq ft
8 Broad St, Demarest, NJ 07627
RE/MAX Signature Homes, (201) 660-9933
$1,190,000
3 beds2.5 baths— sq ft
65 Van Horn St, Demarest, NJ 07627
RE/MAX Signature Homes, (201) 660-9933
See all

Provided by Redfin

Sale history for 21 John St

Year

Property tax

Land + Additions

Assessment*

2025

$18,777 (+15.2%)

$733,400 + $306,900

$1,040,300

2024

$16,294 (+4.8%)

$733,400 + $306,900

$1,040,300

2023

$15,553 (+2.8%)

$404,700 + $128,300

$533,000

2022

$15,132 (+2.5%)

$404,700 + $128,300

$533,000

2021

$14,759 (+2.4%)

$404,700 + $128,300

$533,000

2020

$14,412 (+3.0%)

$404,700 + $128,300

$533,000

2019

$13,997 (+3.2%)

$404,700 + $128,300

$533,000

2018

$13,565 (+2.5%)

$404,700 + $128,300

$533,000

2017

$13,240 (+1.6%)

$404,700 + $128,300

$533,000

2016

$13,031 (+3.6%)

$404,700 + $128,300

$533,000

2014

$12,578 (+0.5%)

$404,700 + $128,300

$533,000

2013

$12,515 (+2.3%)

$404,700 + $128,300

$533,000

2012

$12,232 (+1.3%)

$404,700 + $128,300

$533,000

2011

$12,078 (+2.1%)

$404,700 + $128,300

$533,000

2010

$11,833 (+2.0%)

$404,700 + $128,300

$533,000

2009

$11,598

$404,700 + $128,300

$533,000

Tax history for 21 John St

Year

Property tax

Land + Additions

Assessment*

2025

$18,777 (+15.2%)

$733,400 + $306,900

$1,040,300

2024

$16,294 (+4.8%)

$733,400 + $306,900

$1,040,300

2023

$15,553 (+2.8%)

$404,700 + $128,300

$533,000

2022

$15,132 (+2.5%)

$404,700 + $128,300

$533,000

2021

$14,759 (+2.4%)

$404,700 + $128,300

$533,000

2020

$14,412 (+3.0%)

$404,700 + $128,300

$533,000

2019

$13,997 (+3.2%)

$404,700 + $128,300

$533,000

2018

$13,565 (+2.5%)

$404,700 + $128,300

$533,000

2017

$13,240 (+1.6%)

$404,700 + $128,300

$533,000

2016

$13,031 (+3.6%)

$404,700 + $128,300

$533,000

2014

$12,578 (+0.5%)

$404,700 + $128,300

$533,000

2013

$12,515 (+2.3%)

$404,700 + $128,300

$533,000

2012

$12,232 (+1.3%)

$404,700 + $128,300

$533,000

2011

$12,078 (+2.1%)

$404,700 + $128,300

$533,000

2010

$11,833 (+2.0%)

$404,700 + $128,300

$533,000

2009

$11,598

$404,700 + $128,300

$533,000

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

Property details

Exterior

Property Information
Living Sq. Ft: 1,816
Building Sq. Ft: 1,816

Lot Information
# of Buildings: 1
Land Sq. Ft: 18,731
Legal Lot Number: 9
Legal Block Number: 154
Municipality Name: DEMAREST BORO
Acres: 0.43
Zoning Code: C
State Use Description: RESIDENTIAL

Financial

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

Public facts

Beds: —
Baths: —
Sq. Ft.: 1,816
Stories: —
Lot Size: 0.43 acres
Style: Single Family Residential
Year Built: 1941
Year Renovated: —
County: Bergen County
APN: 0900154 00009

Home facts updated by county records on Sep 14, 2026

Around this home

Schools

County Road Elementary School

Public PreK-1 • Assigned • 0.3mi

Demarest Middle School

Public 5-8 • Assigned • 0.3mi

8/10

Northern Valley Regional High School at Demarest

Public 9-12 • Assigned • 0.9mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk 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

6/10 Heat Factor

7 days above 100° expected this year, 15 days in 30 years

6/10 Wind Factor

27% chance of strong winds in next 30 years

4/10 Air Factor

3 unhealthy days expected this year, 7 days in 30 years

Provided by First Street

Historical weather

Demarest, NJ • 07627

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 4.3 hours in December, placing it below the U.S. average for solar exposure.

8.7 hrs

4.3 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.28M – $1.55M

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Nearby similar homes

OPEN SAT, 1PM TO 3PM3D WALKTHROUGH

$2,699,999

5 beds6.5 baths— sq ft

8 Broad St, Demarest, NJ 07627

RE/MAX Signature Homes, (201) 660-9933

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36 Morningside Ave, Cresskill, NJ 07626

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OPEN SUN, 1PM TO 3PM

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Prominent Properties Sotheby's International Realty-Alpine, (201) 768-9300

NEW CONSTRUCTION3D WALKTHROUGH

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NEW CONSTRUCTION

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6 beds6.5 baths— sq ft

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EXP Realty, LLC, (866) 201-6210

3D WALKTHROUGH

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The Agency One Rock-Allendale, (201) 904-7400

New listings for sale in 07627

OPEN SAT, 1PM TO 3PM3D WALKTHROUGH

$2,699,999

5 beds6.5 baths— sq ft

8 Broad St, Demarest, NJ 07627

RE/MAX Signature Homes, (201) 660-9933

$1,190,000

3 beds2.5 baths— sq ft

65 Van Horn St, Demarest, NJ 07627

RE/MAX Signature Homes, (201) 660-9933

Home values near 21 John St

Data from public records.

Address	Redfin Estimate
8 John St, Demarest, NJ - Beds \| - Baths \| 4964 Sq. Ft.	$3,251,907
22 John St, Demarest, NJ - Beds \| - Baths \| 2195 Sq. Ft.	$1,113,798

Address	Redfin Estimate
30 John St, Demarest, NJ 5 Beds \| 3.5 Baths \| - Sq. Ft.	$1,845,849
20 John St, Demarest, NJ - Beds \| - Baths \| 4203 Sq. Ft.	$2,139,150

Address	Redfin Estimate
26 John St, Demarest, NJ - Beds \| - Baths \| 2780 Sq. Ft.	$1,374,204
16 John St, Demarest, NJ 6 Beds \| 7.5 Baths \| - Sq. Ft.	—

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 07627, NJ

Sale history for 21 John St

Tax history for 21 John St

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 07627

Home values near 21 John St

More real estate resources