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NJ area data

Mountainside, NJ

Mountainside, NJ.

Population: 7,049 (Census ACS)

The median home value in Mountainside, NJ is $1.07M — up 3.1% over the past year. Homes sell for a median $1.14M after a median 16 days on market. 2 schools serve the area (NCES). FEMA's National Risk Index rates the county's overall natural-hazard risk Relatively High, with icestorm, lightning, strongwind the top-rated hazards. Cost of living is 12.5% above the US average (BEA, metro/state-level).

Backed by 25+ public sourcesFEMA · U.S. Census · NOAA · Dept. of Education · EPA · and more

$1.07M

Median home value

+3.1%

1-year change

16

Median days on market

Relatively High

Hazard risk (county)

Home values & appreciation

Median home value
$1.07M
1-year appreciation
+3.1%
3-year appreciation
+19.0%
5-year appreciation
+34.0%
10-year appreciation
+51.7%
All-time peak (2026-07)
$1.07M
House Price Index (state)
430.8 (+5.2% YoY)

Sources: home value index (ZIP-level) · FHFA House Price Index (state-level)

Market activity

Median sale price
$1.14M
Median list price
$972,000
Median price per sqft
$455
1-year sale-price change
-2.6%
Median days on market
16 days
Homes sold (recent period)
12
For-sale inventory
23
Sale-to-list ratio
104.1%
Active listings
8
1-year forecast
+2.6%
New listings (monthly)
10

Source: recent area sales and market data (ZIP-level)

Rents

Studio fair-market rent
$1,385/mo
1BR fair-market rent
$1,731/mo
2BR fair-market rent
$2,099/mo
3BR fair-market rent
$2,729/mo
4BR fair-market rent
$3,149/mo

Sources: market rent index (ZIP-level) · HUD Fair Market Rents (metro/county-level, 40th-percentile regulatory reference)

Affordability

Cost of living index (High)
112.5 (100 = US avg)
Electricity rate (state-level)
22.6¢/kWh
Natural gas rate (state-level)
$14.20/MCF
30-year mortgage rate (national)
6.66%
15-year mortgage rate (national)
6.00%

Sources: BEA Regional Price Parities (metro/state-level) · EIA energy rates (state-level) · Freddie Mac PMMS (national)

Schools

Total schools
2
Elementary schools
1
Middle schools
1
High schools
0
Schools include
Beechwood School, Deerfield Elementary School

Source: NCES school directory, 2022-23 (school-address-based)

Natural hazards & flood risk

Overall hazard risk (county)
Relatively High
Top hazards (county)
iceStorm, lightning, strongWind, winterWeather, inlandFlooding
Notable hazard ratings (county)
coastalFlooding: Relatively Moderate · coldWave: Relatively Moderate · earthquake: Relatively Moderate · heatWave: Relatively Moderate · hurricane: Relatively Moderate · iceStorm: Very High
FEMA flood zone
C
Flood risk level
Minimal
Wildfire risk to homes (county)
Higher than 18% of US counties
Buildings in wildfire direct-exposure zone
17.4%
Radon potential (county)
Moderate radon potential — EPA Zone 2 of 3
EPA Superfund (NPL) sites within 5 mi
None
Nearest Superfund site
Rolling Knolls Landfill (5.7 mi)
EPA recommends radon testing for every home regardless of zone.

Sources: FEMA National Risk Index (county-level) · FEMA flood data (ZIP-level) · USDA Forest Service Wildfire Risk to Communities (county-level) · EPA radon zones + Superfund NPL

Climate (30-year normals)

Average annual temperature
54.0°F
Average high
64.0°F
Average low
44.0°F
Annual precipitation
52.4 in
USDA plant hardiness zone
7a (extreme annual low 0 to 5°F)

Sources: NOAA Climate Normals (30-year, nearest-station) · USDA Plant Hardiness Zone Map (2023)

Air quality

Air quality rating
Moderate
Median AQI (annual)
52
Days with Good air quality
163
Days with Moderate air quality
197
Days with Unhealthy air quality
3
Highest AQI recorded (year)
227

Source: EPA air quality data (nearest monitoring station, annual)

Walkability & transit

Walkability index
13.5 / 20
Transit service frequency
803
Jobs reachable by car (30 min)
304,097
Jobs reachable by transit (45 min)
250,205

Source: EPA Smart Location Database (metropolitan block groups)

Amenities

National parks within ~60 mi
22
Nearest national park
Thomas Edison National Historical Park (10 mi)
National parks include
Thomas Edison National Historical Park, Morristown National Historical Park, Statue Of Liberty National Monument
Airports within 30 mi
23
Nearest airport
Linden Airport (LDJ) (8 mi)
Nearest major airport
Morristown Municipal Airport (MMU) (9 mi)
Hospitals nearby (~15 mi)
37
Hospitals include
HACKENSACK UNIVERSITY MEDICAL CENTER, NEWARK BETH ISRAEL MEDICAL CENTER, PALISADES MEDICAL CENTER
Avg hospital rating (CMS)
2.7 / 5
Best hospital rating nearby (CMS)
5.0 / 5
Solar radiation rating
Fair (4.0 kWh/m²/day)

Sources: National Park Service · FAA airport data · CMS hospital data · DOE/NREL (proximity-based)

Migration

Net migration (county)
-2,824 tax filers

Source: IRS county-to-county migration data (county-level, ~12-month lag)

Housing stock

Median year housing built
1,957
Housing built before 1970
87.0%
Housing built 2000 or later
8.1%
Median annual property tax
$10,001
Mean commute to work
27 min
Households with broadband internet
94.5%

Source: Census ACS 5-year estimates (ZIP-level)

Employment & development

Total county employment
199,693
Average weekly wage
$1,578
Top industries (by employment)
Health Care, Administrative Services, Professional Services
Annual residential building permits (county)
89

Sources: BLS QCEW (county-level) · Census Building Permits (county-level)

How it compares

MountainsideState medianUS median
Median home value$1.07M$577,759$289,727
Median sale price$1.14M$555,000$325,000
Median days on market16 days42 days51 days
Median annual property tax$10,001$9,504$2,006

State and US medians are computed across all US ZIP codes with sufficient public-data coverage, from the same sources as the figures above.

Area data compiled from public government, academic, and industry research feeds. Data sources →

Common questions

What is the median home value in Mountainside, NJ?
$1.07M.
What is the median sale price in Mountainside, NJ?
$1.14M.
How long do homes take to sell in Mountainside, NJ?
Median days on market: 16 days.
What is typical rent in Mountainside, NJ?
2-bedroom fair-market rent: $2,099/month (HUD FMR — a 40th-percentile regulatory reference, not market-observed).
What is the natural-hazard risk in Mountainside, NJ?
Overall risk: Relatively High (FEMA NRI, county-level). Top hazards: iceStorm, lightning, strongWind, winterWeather, inlandFlooding.
Is Mountainside, NJ in a flood zone?
Minimal (FEMA NFIP). FEMA flood zone C.
What is the wildfire risk in Mountainside, NJ?
Risk to homes is higher than 18% of US counties (USDA Forest Service Wildfire Risk to Communities, county-level).
What is the radon potential in Mountainside, NJ?
Moderate radon potential — EPA Zone 2 of 3, county-level. EPA recommends testing every home regardless of zone.
Are there Superfund sites near Mountainside, NJ?
No current or proposed National Priorities List sites within 5 miles (EPA).
How many schools serve Mountainside, NJ?
2 schools (1 elementary, 1 middle) (NCES, 2022-23).
Is Mountainside, NJ walkable?
Walkability index: 13.5/20 (EPA Smart Location Database).
What is the air quality in Mountainside, NJ?
Moderate. Median AQI: 52. (EPA AQI).
What is the cost of living in Mountainside, NJ?
Regional Price Parity: 112.5 (100 = US average) (High) (BEA RPP, metro/state-level).

ZIP code for Mountainside

Selling a home in Mountainside, NJ?

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Data last updated

Most recent source refresh: Sep 2026. See all data sources →

Data compiled by REAIGENT7 — AI listing platform for real estate agents