Google street view image for 31 Mountain Rd, Hopatcong, NJ 07843

Off market oct 2002 for $25K

$536,632

Est. refi paymentEst. refi $169/mo

—

•

— ba

•

1,736

sq ft

31 Mountain Rd, Hopatcong, NJ 07843

About this home

31 Mountain Rd is a 1,736 square foot house on a 0.41 acre lot. - it last sold on October 25, 2002 for $25,800. Based on Redfin's Hopatcong data, we estimate the home's value is $536,632.

Single-familyProperty Type

2003Year Built

0.41 acresLot Size

$309Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$536,632

$511K since sold in October 2002$4,000 since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 26.2% lower than the average sale price ($727K) of 6 comparable homes.

SOLD SEP 14, 2026
3 Ford Ave, Hopatcong, NJ 07843-1506
$595,000
A
4 beds2.5 baths— sq ft
3 Ford Ave, Hopatcong, NJ 07843-1506
SOLD JUL 30, 2026
$580,000
B
4 beds2.5 baths— sq ft
110 Bell Ave, Hopatcong, NJ 07843-1502
SOLD AUG 18, 2026
$1,100,000
C
3 beds3.5 baths— sq ft
62 Ithanell Rd, Hopatcong, NJ 07843
Century 21 Gemini Realty, Upper Montclair
SOLD OCT 9, 2026
$517,500
D
4 beds2.5 baths— sq ft
307 Nariticong Ave, Hopatcong, NJ 07843-1600
SOLD AUG 31, 2026
$867,500
E
— beds— baths— sq ft
460 RIVER STYX Rd, Hopatcong, NJ 07843-1862
SOLD JUL 15, 2026
$700,000
F
4 beds2.5 baths— sq ft
25 Richards Rd, Hopatcong, NJ 07843

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Earn from this home

Sell

$497,745

Est. take-home

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Refinance

Est. cash available

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Market trends in 07843, NJ

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

104.3%

+0.3% MoM

Median sale price

$477K

$10K MoM

Avg. days on market

30d

2 days MoM

Recently sold homes

13 MoM

New listings for sale

NEW 18 HRS AGO
$376,500
3 beds1 bath— sq ft
218 Maxim Dr, Hopatcong, NJ 07843
Prominent Properties Sotheby's International Realty-Towaco, (973) 335-5700
OPEN SAT, 11AM TO 2PM
$435,000
3 beds1.5 baths— sq ft
301 Durban Ave, Hopatcong, NJ 07843-1214
$155,000
1 bed1 bath525 sq ft
431 Lakeside Blvd #6, Hopatcong, NJ 07843-1650
$459,900
3 beds2 baths— sq ft
10 Barton Ln, Hopatcong, NJ 07843-1601
$485,000
3 beds2 baths— sq ft
24 Mead Rd, Hopatcong, NJ 07843-1510
$449,900
3 beds1.5 baths— sq ft
133 Durban Ave, Hopatcong, NJ 07843-1225
OPEN SUN, 1PM TO 3PM
$600,000
2 beds3 baths1,610 sq ft
508 Mariners Pt, Hopatcong, NJ 07843
$495,000
4 beds1.5 baths— sq ft
121 Leland Trl, Hopatcong, NJ 07843-1752
$539,000
4 beds3 baths2,176 sq ft
3 Nice Pl, Hopatcong, NJ 07843-1817
$349,999
2 beds1 bath— sq ft
16 Lakeview Rd, Hopatcong, NJ 07843-1926
See all

Provided by Redfin

Sale history for 31 Mountain Rd

Year

Property tax

Land + Additions

Assessment*

2025

$9,341 (+6.2%)

$137,600 + $284,300

$421,900

2024

$8,797 (−10.3%)

$137,600 + $284,300

$421,900

2023

$9,808 (+2.0%)

$137,600 + $284,300

$421,900

2022

$9,614 (+1.7%)

$76,000 + $204,300

$280,300

2021

$9,452 (+1.0%)

$76,000 + $204,300

$280,300

2020

$9,354 (+0.4%)

$76,000 + $204,300

$280,300

2019

$9,314 (+0.2%)

$76,000 + $204,300

$280,300

2018

$9,295 (+0.2%)

$76,000 + $204,300

$280,300

2017

$9,281 (−0.2%)

$76,000 + $204,300

$280,300

2016

$9,300 (+2.7%)

$76,000 + $204,300

$280,300

2014

$9,059 (+4.4%)

$76,000 + $204,300

$280,300

2013

$8,678 (+2.8%)

$76,000 + $204,300

$280,300

2012

$8,443 (+4.0%)

$76,000 + $204,300

$280,300

2011

$8,118 (+4.6%)

$157,800 + $234,000

$391,800

2010

$7,762 (+5.8%)

$157,800 + $234,000

$391,800

2009

$7,338

$157,800 + $234,000

$391,800

Tax history for 31 Mountain Rd

Year

Property tax

Land + Additions

Assessment*

2025

$9,341 (+6.2%)

$137,600 + $284,300

$421,900

2024

$8,797 (−10.3%)

$137,600 + $284,300

$421,900

2023

$9,808 (+2.0%)

$137,600 + $284,300

$421,900

2022

$9,614 (+1.7%)

$76,000 + $204,300

$280,300

2021

$9,452 (+1.0%)

$76,000 + $204,300

$280,300

2020

$9,354 (+0.4%)

$76,000 + $204,300

$280,300

2019

$9,314 (+0.2%)

$76,000 + $204,300

$280,300

2018

$9,295 (+0.2%)

$76,000 + $204,300

$280,300

2017

$9,281 (−0.2%)

$76,000 + $204,300

$280,300

2016

$9,300 (+2.7%)

$76,000 + $204,300

$280,300

2014

$9,059 (+4.4%)

$76,000 + $204,300

$280,300

2013

$8,678 (+2.8%)

$76,000 + $204,300

$280,300

2012

$8,443 (+4.0%)

$76,000 + $204,300

$280,300

2011

$8,118 (+4.6%)

$157,800 + $234,000

$391,800

2010

$7,762 (+5.8%)

$157,800 + $234,000

$391,800

2009

$7,338

$157,800 + $234,000

$391,800

*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: 1,736

Lot Information
# of Buildings: 1
Land Sq. Ft: 17,681
Legal Lot Number: 14
Legal Block Number: 30601
Municipality Name: HOPATCONG BORO
Acres: 0.4059
Depth Footage: 83
Front Footage: 213
Zoning Code: R-1
State Use Description: RESIDENTIAL

Financial

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

Public facts

Beds: —
Baths: —
Sq. Ft.: 1,736
Stories: —
Lot Size: 0.41 acres
Style: Single Family Residential
Year Built: 2003
Year Renovated: —
County: Sussex County
APN: 1230601 00014

Home facts updated by county records on Sep 8, 2026

Around this home

Schools

Tulsa Trail Elementary School

Public 2-3 • Assigned • 1.0mi

3/10

Hopatcong High School

Public 8-12 • Assigned • 1.1mi

3/10

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

4/10 Heat Factor

7 days above 94° expected this year, 15 days in 30 years

4/10 Wind Factor

24% 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

Hopatcong, NJ • 07843

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

8.6 hrs

4 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$510,000 – $618,000

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Nearby similar homes

NEW 18 HRS AGO

$376,500

3 beds1 bath— sq ft

218 Maxim Dr, Hopatcong, NJ 07843

Lake views • Recently renovated • New roof

Prominent Properties Sotheby's International Realty-Towaco, (973) 335-5700

OPEN SAT, 12PM TO 3PM

$899,900

4 beds2 baths2,090 sq ft

439 Lakeside Blvd, Hopatcong, NJ 07843-1533

Lakefront • Boathouse • Park-like grounds

$440,000

3 beds2 baths— sq ft

105 Leland Trl, Hopatcong, NJ 07843-1727

Generous island • Formal dining room • 0.37 acre lot

$439,000

3 beds2.5 baths— sq ft

204 Idalroy Trl, Hopatcong, NJ 07843-1243

Completely rebuilt • Renovated home • Extensive upgrades

3D WALKTHROUGH

$1,349,900

5 beds5.5 baths— sq ft

79 Castle Rock Rd, Lake Hopatcong, NJ 07849-1849

Lakefront living • Waterfront setting • Spacious deck

$199,900

2 beds1.5 baths— sq ft

48 Skidmore Trl, Hopatcong, NJ 07843-1736

0.33 acre lot • Listed 100 days

New listings for sale in 07843

NEW 18 HRS AGO

$376,500

3 beds1 bath— sq ft

218 Maxim Dr, Hopatcong, NJ 07843

Lake views • Recently renovated • New roof

Prominent Properties Sotheby's International Realty-Towaco, (973) 335-5700

OPEN SAT, 11AM TO 2PM

$435,000

3 beds1.5 baths— sq ft

301 Durban Ave, Hopatcong, NJ 07843-1214

Raised ranch • Welcoming entryway • Versatile bonus room

$155,000

1 bed1 bath525 sq ft

431 Lakeside Blvd #6, Hopatcong, NJ 07843-1650

Lakefront living • Walkout deck • Gorgeous lake views

$459,900

3 beds2 baths— sq ft

10 Barton Ln, Hopatcong, NJ 07843-1601

Bi-level home • Near local shops • Near restaurants

$485,000

3 beds2 baths— sq ft

24 Mead Rd, Hopatcong, NJ 07843-1510

Eat-in kitchen • Finished lower level • Family room

$449,900

3 beds1.5 baths— sq ft

133 Durban Ave, Hopatcong, NJ 07843-1225

Updated kitchen • Granite countertops • Hardwood flooring

OPEN SUN, 1PM TO 3PM

$600,000

2 beds3 baths1,610 sq ft

508 Mariners Pt, Hopatcong, NJ 07843

$578 HOA • Garage • Built 2019

$495,000

4 beds1.5 baths— sq ft

121 Leland Trl, Hopatcong, NJ 07843-1752

New well tank • Heated floors • New windows

$539,000

4 beds3 baths2,176 sq ft

3 Nice Pl, Hopatcong, NJ 07843-1817

Community beach club • Marina minutes away • Eat-in kitchen

Home values near 31 Mountain Rd

Data from public records.

Address	Redfin Estimate
40 Mountain Road, Hopatcong, NJ - Beds \| - Baths \| 1761 Sq. Ft.	$528,965
420 River Styx Road #B, Hopatcong, NJ 2 Beds \| 1 Baths \| - Sq. Ft.	$422,104

Address	Redfin Estimate
32 Mountain Road, Hopatcong, NJ 3 Beds \| 1 Baths \| - Sq. Ft.	$465,953
138 Bell Avenue, Hopatcong, NJ 3 Beds \| 1.5 Baths \| 1500 Sq. Ft.	$436,657

Address	Redfin Estimate
35 Mountain Road, Hopatcong, NJ - Beds \| - Baths \| 1764 Sq. Ft.	$459,065
136 Bell Avenue, Hopatcong, NJ 5 Beds \| 2.5 Baths \| - Sq. Ft.	$493,751

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