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Manville, NJ
Full City Profile · New Jersey · Somerset County County
3.4
/5.0
B
Good
10,870
Population
4,606/sq mi density
$93,872
Median Income
$43,853 per capita
$321,100
Home Value
$468,783 Zillow
$1,837
Median Rent
42.0% income on rent
51°F
Avg Temperature
275 sunny days/yr
59
Violent Crime/100K
2,136 property/100K
B
Overall
3.4 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.5 / 5.0
$93,872 median income, 2.4% unemployment
A+
Affordability
4.8 / 5.0
$321,100 home value, $1,837/mo rent
F
Safety
1.0 / 5.0
59 violent crimes/100K
B
Education
3.3 / 5.0
28.6% bachelor's degree or higher
Manville experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 29°F in January while summers reach 74°F in July. The area gets 275 sunny days per year. Annual precipitation totals 46.7 inches. Air quality is rated Good with a median AQI of 39.
Temperature
29°F Jan (-2°C)
74°F Jul (23°C)
| Annual Average | 51.1°F |
| 5% below US avg | |
| January Average | 29°F (-2°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 42 ft (13 m) |
| Area | 2.5 sq mi (6.3 km²) |
| Population Density | 4,606/sq mi |
| Coordinates | 40.5413°N, 74.5893°W |
| Timezone | America/New_York |
| County | Somerset County County |
| Nearest Airport | Central Jersey Regional (JVI) 1 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 39.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 90.9 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 93.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Very Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| Lightning | Relatively High |
| Ice Storm | Relatively High |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
| Coastal Flood | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
3 tsunamis recorded within 500 km. Highest wave on record: 0.3 m (1 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1964 | LONG ISLAND, NY | Meteorological | 0.3 m | — | 129 km |
| 1895 | HIGH BRIDGE, NJ | Earthquake | — | — | 29 km |
| 1840 | PHILADELPHIA, PENNSYLVANIA | Earthquake | — | — | 97 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 29°F (-2°C) | 3.9 in | Coldest |
| February | 31°F (-0°C) | 3.0 in | Driest |
| March | 40°F (4°C) | 4.0 in | |
| April | 50°F (10°C) | 4.1 in | |
| May | 60°F (16°C) | 4.7 in | |
| June | 69°F (21°C) | 4.1 in | |
| July | 74°F (23°C) | 5.0 in | Warmest, Wettest |
| August | 73°F (23°C) | 4.5 in | |
| September | 65°F (19°C) | 4.4 in | |
| October | 54°F (12°C) | 3.7 in | |
| November | 44°F (7°C) | 4.1 in | |
| December | 34°F (1°C) | 3.8 in |
Manville has a seasonal temperature swing of 45°F / from 29°F in January to 74°F in July. Total annual precipitation is 49.3 inches, with July being the wettest month (5.0") and February the driest (3.0").