Google street view image for 29 Blau Rd, Hackettstown, NJ 07840

Off market jan 1985 for $20K

$711,463

Est. refi paymentEst. refi $134/mo

—

•

— ba

•

2,799

sq ft

29 Blau Rd, Hackettstown, NJ 07840

About this home

29 Blau Rd is a 2,799 square foot house on a 1.37 acre lot. - it last sold on January 18, 1985 for $20,000. Based on Redfin's Hackettstown data, we estimate the home's value is $711,463.

Single-familyProperty Type

1986Year Built

1.37 acresLot Size

$254Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$711,463

$691K since sold in January 1985$6,000 since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 1.8% lower than the average sale price ($725K) of 6 comparable homes.

SOLD JUL 29, 2026
46 Glen Ridge Dr, Long Valley, NJ 07853-3422
$880,000
A
4 beds2.5 baths— sq ft
46 Glen Ridge Dr, Long Valley, NJ 07853-3422
SOLD MAR 27, 2026
333 Mount Bethel Rd, Port Murray, NJ 07865-4100
$600,000
B
4 beds3 baths— sq ft
333 Mount Bethel Rd, Port Murray, NJ 07865-4100
SOLD BY REDFIN FEB 27, 2026
$685,500
C
4 beds2.5 baths— sq ft
50 Blau Rd, Hackettstown, NJ 07840-5200
SOLD JUN 29, 2026
$682,500
D
3 beds3 baths— sq ft
46 Highland Rd, Hackettstown, NJ 07840-4817
SOLD APR 30, 2026
$750,000
E
4 beds3.5 baths— sq ft
346 ROCKPORT Rd, Port Murray, NJ 07865-4135
SOLD JUN 17, 2026
55 WINCHESTER Ave, Hackettstown, NJ 07840-3478
$751,000
F
4 beds2.5 baths— sq ft
55 WINCHESTER Ave, Hackettstown, NJ 07840-3478

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Earn from this home

Sell

$668,540

Est. take-home

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Refinance

Est. cash available

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Market trends in 07840, NJ

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

101.8%

1.2% MoM

Median sale price

$530K

$20K MoM

Avg. days on market

20d

4 days MoM

Recently sold homes

15 MoM

New listings for sale

NEW 1 HR AGO
$555,000
3 beds2.5 baths1,692 sq ft
86 Sowers Dr, Hackettstown, NJ 07840-7625
COMING SOON
$399,000
2 beds2.5 baths— sq ft
2 Rainier Ct, Hackettstown, NJ 07840-2800
LISTED BY REDFIN
$339,000
3 beds1.5 baths— sq ft
125 Water St, Hackettstown, NJ 07840-2311
COMING SOON
$750,000
6 beds4.5 baths5,510 sq ft
78 Knob Hill Rd, Hackettstown, NJ 07840-4201
OPEN SUN, 12PM TO 3PM
$550,000
4 beds2 baths— sq ft
170 College View Dr, Hackettstown, NJ 07840-1025
$337,700
2 beds1.5 baths1,194 sq ft
307 Mercer Ct, Hackettstown, NJ 07840
OPEN SUN, 11AM TO 1PM
$750,000
4 beds3.5 baths— sq ft
18 Cornerstone Dr, Hackettstown, NJ 07840-5810
$337,700
2 beds1.5 baths1,194 sq ft
Hackettstown, NJ 07840-1687
$599,900
3 beds3 baths— sq ft
1 Partridge Ct, Hackettstown, NJ 07840-2903
OPEN SAT, 12PM TO 3PM
$385,000
2 beds2.5 baths1,300 sq ft
44 Wood Duck Ct, Hackettstown, NJ 07840-3318
See all

Provided by Redfin

Sale history for 29 Blau Rd

Year

Property tax

Land + Additions

Assessment*

2025

$15,959 (+0.7%)

$91,200 + $356,700

$447,900

2024

$15,842 (−0.4%)

$91,200 + $356,700

$447,900

2023

$15,909 (+1.8%)

$91,200 + $356,700

$447,900

2022

$15,627 (−0.7%)

$91,200 + $356,700

$447,900

2021

$15,735 (+1.0%)

$91,200 + $356,700

$447,900

2020

$15,578 (+3.4%)

$91,200 + $356,700

$447,900

2019

$15,072 (+34.5%)

$91,200 + $356,700

$447,900

2017

$11,209 (+2.3%)

$91,200 + $356,700

$447,900

2016

$10,954 (+5.5%)

$91,200 + $249,100

$340,300

2014

$10,382 (−4.7%)

$91,200 + $249,100

$340,300

2013

$10,894 (+4.2%)

$91,200 + $249,100

$340,300

2012

$10,453 (+0.2%)

$103,700 + $243,700

$347,400

2011

$10,429 (+1.5%)

$103,700 + $243,700

$347,400

2010

$10,280 (+1.9%)

$103,700 + $243,700

$347,400

2009

$10,089

$103,700 + $243,700

$347,400

Tax history for 29 Blau Rd

Year

Property tax

Land + Additions

Assessment*

2025

$15,959 (+0.7%)

$91,200 + $356,700

$447,900

2024

$15,842 (−0.4%)

$91,200 + $356,700

$447,900

2023

$15,909 (+1.8%)

$91,200 + $356,700

$447,900

2022

$15,627 (−0.7%)

$91,200 + $356,700

$447,900

2021

$15,735 (+1.0%)

$91,200 + $356,700

$447,900

2020

$15,578 (+3.4%)

$91,200 + $356,700

$447,900

2019

$15,072 (+34.5%)

$91,200 + $356,700

$447,900

2017

$11,209 (+2.3%)

$91,200 + $356,700

$447,900

2016

$10,954 (+5.5%)

$91,200 + $249,100

$340,300

2014

$10,382 (−4.7%)

$91,200 + $249,100

$340,300

2013

$10,894 (+4.2%)

$91,200 + $249,100

$340,300

2012

$10,453 (+0.2%)

$103,700 + $243,700

$347,400

2011

$10,429 (+1.5%)

$103,700 + $243,700

$347,400

2010

$10,280 (+1.9%)

$103,700 + $243,700

$347,400

2009

$10,089

$103,700 + $243,700

$347,400

*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
Building Style Type: Ranch
Exterior Wall: Frame

Property Information
Living Sq. Ft: 2,799
# of Stories: 1

Parking & Garage Information
# of Parking Spaces: 2

Lot Information
# of Buildings: 1
Land Sq. Ft: 59,677
Legal Lot Number: 4.04
Legal Block Number: 1301
Municipality Name: MANSFIELD TWP
Acres: 1.37
State Use Description: RESIDENTIAL

Financial

Assessor Information
Assessment Year: 2026
Tax District County: MANSFIELD TWP

Public facts

Beds: —
Baths: —
Sq. Ft.: 2,799
Stories: 1.0
Lot Size: 1.37 acres
Style: Single Family Residential
Year Built: 1986
Year Renovated: —
County: Warren County
APN: 1601301 00004 04

Home facts updated by county records on Jul 29, 2026

Around this home

Schools

Mansfield Twp Elementary School

Public PreK-6 • Assigned • 3.1mi

6/10

Warren Hills Regional Middle School

Public 7-8 • Assigned • 6.8mi

5/10

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

3/10 Fire Factor

0.15% chance of being in a wildfire in next 30 years

5/10 Heat Factor

7 days above 95° expected this year, 16 days in 30 years

4/10 Wind Factor

21% chance of strong winds in next 30 years

2/10 Air Factor

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

Provided by First Street

Historical weather

Hackettstown, NJ • 07840

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

8.7 hrs

4 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$676,000 – $819,000

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4 beds1 bath— sq ft

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New listings for sale in 07840-7625

NEW 1 HR AGO

$555,000

3 beds2.5 baths1,692 sq ft

86 Sowers Dr, Hackettstown, NJ 07840-7625

COMING SOON

$399,000

2 beds2.5 baths— sq ft

2 Rainier Ct, Hackettstown, NJ 07840-2800

LISTED BY REDFIN

$339,000

3 beds1.5 baths— sq ft

125 Water St, Hackettstown, NJ 07840-2311

COMING SOON

$750,000

6 beds4.5 baths5,510 sq ft

78 Knob Hill Rd, Hackettstown, NJ 07840-4201

OPEN SUN, 12PM TO 3PM

$550,000

4 beds2 baths— sq ft

170 College View Dr, Hackettstown, NJ 07840-1025

$337,700

2 beds1.5 baths1,194 sq ft

307 Mercer Ct, Hackettstown, NJ 07840

OPEN SUN, 11AM TO 1PM

$750,000

4 beds3.5 baths— sq ft

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2 beds1.5 baths1,194 sq ft

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3 beds3 baths— sq ft

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Home values near 29 Blau Rd

Data from public records.

Address	Redfin Estimate
26 Blau Rd, Hackettstown, NJ - Beds \| - Baths \| 2498 Sq. Ft.	$640,795
62 Blau Rd, Hackettstown, NJ 4 Beds \| 2.5 Baths \| - Sq. Ft.	$712,884

Address	Redfin Estimate
50 Blau Rd, Hackettstown, NJ 4 Beds \| 2.5 Baths \| - Sq. Ft.	$749,318
45 Blau Rd, Hackettstown, NJ - Beds \| - Baths \| 3290 Sq. Ft.	$626,213

Address	Redfin Estimate
34 Blau Rd, Hackettstown, NJ 4 Beds \| 2.5 Baths \| - Sq. Ft.	$700,553
11 Blau Rd, Hackettstown, NJ 3 Beds \| 2.5 Baths \| - Sq. Ft.	$600,910

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