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The College of New Jersey, NJ
Full City Profile · New Jersey · Mercer County County
2.4
/5.0
C
Fair
4,103
Population
9,542/sq mi density
$8,493
Median Income
$6,328 per capita
$1,671
Median Rent
51.0% income on rent
53°F
Avg Temperature
275 sunny days/yr
1,104
Violent Crime/100K
2,406 property/100K
C
Overall
2.4 / 5.0
Fair overall score based on economy, affordability, safety and education
C
Economy
2.4 / 5.0
$8,493 median income, 6.4% unemployment
F
Affordability
1.0 / 5.0
F
Safety
1.0 / 5.0
1,104 violent crimes/100K (191% above avg)
A+
Education
5.0 / 5.0
75.9% bachelor's degree or higher
The College of New Jersey experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 31°F in January while summers reach 76°F in July. The area gets 275 sunny days per year. Annual precipitation totals 47.4 inches. Air quality is rated Good with a median AQI of 39.
Temperature
31°F Jan (-0°C)
76°F Jul (24°C)
| Annual Average | 53.4°F |
| 1% below US avg | |
| January Average | 31°F (-0°C) |
| July Average | 76°F (24°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 131 ft (40 m) |
| Area | 0.4 sq mi (1.1 km²) |
| Population Density | 9,542/sq mi |
| Coordinates | 40.2684°N, 74.7779°W |
| Timezone | America/New_York |
| County | Mercer County County |
| Nearest Airport | Central Jersey Regional (JVI) 20 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 39.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0450 ppm |
| PM2.5 (Fine Particles) | 9.6 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 95.4 / 100 |
| Social Vulnerability | 46.9 / 100 |
| Community Resilience | 70.2 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively High |
| Earthquake | Relatively Moderate |
| Wildfire | Relatively Low |
| Flood | Relatively High |
| Hail | Very Low |
| Strong Wind | Very High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Very High |
| Lightning | Relatively High |
| Ice Storm | Very High |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
| Coastal Flood | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
2 tsunamis recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1895 | HIGH BRIDGE, NJ | Earthquake | - | - | 45 km |
| 1840 | PHILADELPHIA, PENNSYLVANIA | Earthquake | - | - | 63 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 31°F (-0°C) | 3.7 in | Coldest |
| February | 33°F (1°C) | 2.9 in | Driest |
| March | 41°F (5°C) | 4.0 in | |
| April | 51°F (11°C) | 3.9 in | |
| May | 62°F (16°C) | 4.4 in | |
| June | 70°F (21°C) | 3.9 in | |
| July | 76°F (24°C) | 4.8 in | Warmest, Wettest |
| August | 74°F (23°C) | 4.5 in | |
| September | 67°F (19°C) | 4.1 in | |
| October | 55°F (13°C) | 3.5 in | |
| November | 46°F (8°C) | 3.8 in | |
| December | 36°F (2°C) | 3.7 in |
The College of New Jersey has a seasonal temperature swing of 45°F / from 31°F in January to 76°F in July. Total annual precipitation is 47.1 inches, with July being the wettest month (4.8") and February the driest (2.9").