Kinnelon, NJ
Full City Profile · New Jersey · Morris County County
3.8
/5.0
B+
Good
9,971
Population
553/sq mi density
$178,102
Median Income
$79,136 per capita
$682,600
Home Value
$863,732 Zillow
$2,307
Median Rent
22.8% income on rent
50°F
Avg Temperature
10
Violent Crime/100K
351 property/100K
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.9 / 5.0
$178,102 median income, 9.4% unemployment
A+
Affordability
4.5 / 5.0
$682,600 home value, $2,307/mo rent
D
Safety
1.8 / 5.0
10 violent crimes/100K
A+
Education
5.0 / 5.0
66.4% bachelor's degree or higher
Kinnelon experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 27°F in January while summers reach 72°F in July. Annual precipitation totals 52.2 inches. The area receives 28.1 inches of snow annually. Air quality is rated Good with a median AQI of 37.
Temperature
27°F Jan (-3°C)
72°F Jul (22°C)
| Annual Average | 50.0°F |
| 7% below US avg | |
| January Average | 27°F (-3°C) |
| July Average | 72°F (22°C) |
Geography
| Elevation | 737 ft (225 m) |
| Area | 19.2 sq mi (49.7 km²) |
| Population Density | 553/sq mi |
| Coordinates | 40.9820°N, 74.3859°W |
| Timezone | America/New_York |
| County | Morris County County |
| Nearest Airport | Newark Liberty International (EWR) 23 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 37.0 |
| Rating | Good |
| Good Days % | 83.3% |
| Unhealthy Days | 2 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0448 ppm |
| NO₂ (Nitrogen Dioxide) | 5.1 ppb |
| SO₂ (Sulfur Dioxide) | 0.82 ppb |
| PM2.5 (Fine Particles) | 6.7 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 92.9 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 89.5 / 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 | Very High |
| Lightning | Relatively High |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively High |
| Landslide | Relatively Low |
| Avalanche | 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 | - | 110 km |
| 1895 | HIGH BRIDGE, NJ | Earthquake | - | - | 55 km |
| 1840 | PHILADELPHIA, PENNSYLVANIA | Earthquake | - | - | 148 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 27°F (-3°C) | 4.1 in | Coldest |
| February | 29°F (-2°C) | 3.2 in | Driest |
| March | 37°F (3°C) | 4.5 in | |
| April | 48°F (9°C) | 4.2 in | |
| May | 59°F (15°C) | 4.0 in | |
| June | 67°F (20°C) | 4.9 in | |
| July | 72°F (22°C) | 4.6 in | Warmest |
| August | 70°F (21°C) | 4.3 in | |
| September | 64°F (18°C) | 4.9 in | |
| October | 52°F (11°C) | 5.0 in | Wettest |
| November | 42°F (5°C) | 3.8 in | |
| December | 33°F (0°C) | 4.8 in |
Kinnelon has a seasonal temperature swing of 45°F / from 27°F in January to 72°F in July. Total annual precipitation is 52.2 inches, with October being the wettest month (5.0") and February the driest (3.2").