Google satellite image for 20 Ironia Rd, Mendham, NJ 07945

Off market aug 1994 for $132K

$1,129,501

Est. refi paymentEst. refi $886/mo

—

•

— ba

•

3,039

sq ft

20 Ironia Rd, Mendham, NJ 07945

About this home

20 Ironia Rd is a 3,039 square foot house on a 3.75 acre lot. - it last sold on August 26, 1994 for $132,500. Based on Redfin's Mendham data, we estimate the home's value is $1,129,501.

Single-familyProperty Type

1995Year Built

3.75 acresLot Size

$372Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,129,501

$997K since sold in August 1994$38K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 27.8% lower than the average sale price ($1.56M) of 6 comparable homes.

SOLD DEC 10, 2025
$1,325,000
A
5 beds5.5 baths— sq ft
4 Krista Ct, Mendham, NJ 07945-3134
SOLD JUL 10, 2026
$1,750,000
B
5 beds4.5 baths— sq ft
8 Forest Dr, Mendham, NJ 07945-1615
SOLD JUN 18, 2026
3 Esther Ct, Chester, NJ 07930-2825
$1,150,000
C
4 beds3.5 baths— sq ft
3 Esther Ct, Chester, NJ 07930-2825
SOLD JUL 15, 2026
14 Brookrace Dr, Mendham, NJ 07945-2951
$2,100,000
D
5 beds4 baths— sq ft
14 Brookrace Dr, Mendham, NJ 07945-2951
SOLD SEP 14, 2026
$1,760,000
E
— beds— baths5,500 sq ft
18 Kerby Ln, Mendham, NJ 07945-2901
SOLD JUL 7, 2026
$1,301,500
F
4 beds2.5 baths— sq ft
16 Farm Rd, Chester, NJ 07930

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Earn from this home

Sell

$1,062,583

Est. take-home

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Est. cash available

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Market trends in 07945, NJ

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

104.8%

2.5% MoM

Median sale price

$1.1M

$29K MoM

Avg. days on market

14d

1 days MoM

Recently sold homes

1 MoM

New listings for sale

NEW 24 MINS AGO
6 Combs Hollow Rd, Mendham, NJ 07945-2218
$2,195,000
5 beds5 baths— sq ft
6 Combs Hollow Rd, Mendham, NJ 07945-2218
OPEN SUN, 1PM TO 3PM
$1,050,000
4 beds2.5 baths— sq ft
4 E Main St, Mendham, NJ 07945-1535
$1,675,000
5 beds5.5 baths4,608 sq ft
20 Kingsbrook Ct, Mendham, NJ 07945-2145
OPEN SUN, 11AM TO 2PM
$825,000
3 beds2.5 baths1,720 sq ft
17 Cherry Ln, Mendham, NJ 07945-3049
$985,000
5 beds3 baths— sq ft
3 Aster Ter, Mendham, NJ 07945-1301
$1,325,000
4 beds2.5 baths— sq ft
32 W Main St, Mendham, NJ 07945-1218
$2,250,000
6 beds6.5 baths— sq ft
2 Cobblefield Rd, Mendham, NJ 07945-3407
See all

Provided by Redfin

Sale history for 20 Ironia Rd

Year

Property tax

Land + Additions

Assessment*

2025

$17,110 (+3.1%)

$443,800 + $559,100

$1,002,900

2024

$16,596 (+3.6%)

$433,800 + $496,600

$930,400

2023

$16,021 (+1.3%)

$380,000 + $474,600

$854,600

2022

$15,813 (−7.4%)

$324,300 + $442,600

$766,900

2021

$17,080 (+0.6%)

$316,300 + $431,700

$748,000

2020

$16,972 (+1.9%)

$387,500 + $384,300

$771,800

2019

$16,655 (+1.9%)

$387,500 + $384,300

$771,800

2018

$16,339 (+2.4%)

$387,500 + $384,300

$771,800

2017

$15,961 (+0.1%)

$387,500 + $384,300

$771,800

2016

$15,937 (+4.2%)

$387,500 + $384,300

$771,800

2014

$15,289 (+2.2%)

$387,500 + $384,300

$771,800

2013

$14,957 (+1.0%)

$387,500 + $384,300

$771,800

2012

$14,803 (+0.9%)

$387,500 + $384,300

$771,800

2011

$14,672 (+0.7%)

$387,500 + $384,300

$771,800

2010

$14,564 (−3.1%)

$387,500 + $384,300

$771,800

2009

$15,035

$387,500 + $384,300

$771,800

Tax history for 20 Ironia Rd

Year

Property tax

Land + Additions

Assessment*

2025

$17,110 (+3.1%)

$443,800 + $559,100

$1,002,900

2024

$16,596 (+3.6%)

$433,800 + $496,600

$930,400

2023

$16,021 (+1.3%)

$380,000 + $474,600

$854,600

2022

$15,813 (−7.4%)

$324,300 + $442,600

$766,900

2021

$17,080 (+0.6%)

$316,300 + $431,700

$748,000

2020

$16,972 (+1.9%)

$387,500 + $384,300

$771,800

2019

$16,655 (+1.9%)

$387,500 + $384,300

$771,800

2018

$16,339 (+2.4%)

$387,500 + $384,300

$771,800

2017

$15,961 (+0.1%)

$387,500 + $384,300

$771,800

2016

$15,937 (+4.2%)

$387,500 + $384,300

$771,800

2014

$15,289 (+2.2%)

$387,500 + $384,300

$771,800

2013

$14,957 (+1.0%)

$387,500 + $384,300

$771,800

2012

$14,803 (+0.9%)

$387,500 + $384,300

$771,800

2011

$14,672 (+0.7%)

$387,500 + $384,300

$771,800

2010

$14,564 (−3.1%)

$387,500 + $384,300

$771,800

2009

$15,035

$387,500 + $384,300

$771,800

*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: 3,039

Lot Information
# of Buildings: 1
Land Sq. Ft: 163,350
Legal Lot Number: 28.1
Legal Block Number: 109
Municipality Name: MENDHAM TWP
Acres: 3.75
Zoning Code: R-3
State Use Description: RESIDENTIAL

Financial

Assessor Information
Assessment Year: 2026
Tax District County: MENDHAM TOWNSHIP

Public facts

Beds: —
Baths: —
Sq. Ft.: 3,039
Stories: —
Lot Size: 3.75 acres
Style: Single Family Residential
Year Built: 1995
Year Renovated: —
County: Morris County
APN: 1900109 00028 1

Home facts updated by county records on Jul 13, 2026

Around this home

Schools

Mendham Twp Elementary School

Public PreK-4 • Assigned • 2.9mi

9/10

Mendham Twp Middle School

Public 5-8 • Assigned • 4.1mi

9/10

West Morris Mendham High School

Public 9-12 • Assigned • 1.6mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

8/10 Flood Factor

Estimated 80%+ 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

5/10 Heat Factor

7 days above 97° expected this year, 15 days in 30 years

5/10 Wind Factor

23% 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

Mendham, NJ • 07945

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 8.6 hours in June and 4.1 hours in December, placing it below the U.S. average for solar exposure.

8.6 hrs

4.1 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.07M – $1.30M

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Nearby similar homes

NEW 24 MINS AGO

$2,195,000

5 beds5 baths— sq ft

6 Combs Hollow Rd, Mendham, NJ 07945-2218

OPEN SAT, 7PM TO 9PM

$7,500,000

6 beds7.5 baths— sq ft

171 Campbell Road Rd, Bernardsville, NJ 07924

$750,000

3 beds2.5 baths1,266 sq ft

79 Dean Rd, Mendham, NJ 07945-1619

$2,395,000

4 beds5.5 baths4,674 sq ft

297 Hardscrabble Rd, Bernardsville, NJ 07924-1306

NEW CONSTRUCTION3D WALKTHROUGH

$3,248,000

7 beds7.5 baths7,100 sq ft

237 Mountainside Rd, Mendham Township, NJ 07945-1100

$734,900

4 beds2 baths— sq ft

20 Cooper Ln, Chester, NJ 07930

New listings for sale in 07945-2218

NEW 24 MINS AGO

$2,195,000

5 beds5 baths— sq ft

6 Combs Hollow Rd, Mendham, NJ 07945-2218

OPEN SUN, 1PM TO 3PM

$1,050,000

4 beds2.5 baths— sq ft

4 E Main St, Mendham, NJ 07945-1535

$1,675,000

5 beds5.5 baths4,608 sq ft

20 Kingsbrook Ct, Mendham, NJ 07945-2145

OPEN SUN, 11AM TO 2PM

$825,000

3 beds2.5 baths1,720 sq ft

17 Cherry Ln, Mendham, NJ 07945-3049

$985,000

5 beds3 baths— sq ft

3 Aster Ter, Mendham, NJ 07945-1301

$1,325,000

4 beds2.5 baths— sq ft

32 W Main St, Mendham, NJ 07945-1218

$2,250,000

6 beds6.5 baths— sq ft

2 Cobblefield Rd, Mendham, NJ 07945-3407

Home values near 20 Ironia Rd

Data from public records.

Address	Redfin Estimate
29 Ironia Road, Mendham, NJ - Beds \| - Baths \| 2175 Sq. Ft.	$483,066
31 Ironia Road, Mendham, NJ 2 Beds \| 1.5 Baths \| - Sq. Ft.	$599,294

Address	Redfin Estimate
25 Ironia Road, Dover, NJ - Beds \| - Baths \| 2185 Sq. Ft.	$989,822
83 Ironia Road, Mendham, NJ 4 Beds \| 4 Baths \| - Sq. Ft.	$982,937

Address	Redfin Estimate
47 Ironia Road, Mendham, NJ - Beds \| - Baths \| 2566 Sq. Ft.	$1,066,240
14 Ironia Road, Mendham, NJ 4 Beds \| 2 Baths \| - Sq. Ft.	$912,984

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