All Countries
Keyport, NJ
Full City Profile · New Jersey · Richmond County County
3.1
/5.0
B
Good
7,159
Population
5,188/sq mi density
$79,036
Median Income
$45,656 per capita
$374,800
Home Value
$486,514 Zillow
$1,379
Median Rent
27.4% income on rent
54°F
Avg Temperature
275 sunny days/yr
171
Violent Crime/100K
1,308 property/100K
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.7 / 5.0
$79,036 median income, 8.1% unemployment
A
Affordability
4.0 / 5.0
$374,800 home value, $1,379/mo rent
F
Safety
1.0 / 5.0
171 violent crimes/100K
B+
Education
3.9 / 5.0
35.8% bachelor's degree or higher
Keyport experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 32°F in January while summers reach 76°F in July. The area gets 275 sunny days per year. Annual precipitation totals 48.6 inches. Air quality is rated Good with a median AQI of 39.
Temperature
32°F Jan (0°C)
76°F Jul (24°C)
| Annual Average | 54.0°F |
| 0% below US avg | |
| January Average | 32°F (0°C) |
| July Average | 76°F (24°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 33 ft (10 m) |
| Area | 1.5 sq mi (3.8 km²) |
| Population Density | 5,188/sq mi |
| Coordinates | 40.4326°N, 74.2003°W |
| Timezone | America/New_York |
| County | Richmond County County |
| Nearest Airport | Newark Liberty International (EWR) 18 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 39.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0429 ppm |
| PM2.5 (Fine Particles) | 9.5 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 91.0 / 100 |
| Social Vulnerability | 61.6 / 100 |
| Community Resilience | 68.1 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Moderate |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively High |
| Winter Weather | Relatively High |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Moderate |
| Drought | Very Low |
| Cold Wave | Relatively High |
| Landslide | Very Low |
| Coastal Flood | Relatively Moderate |
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 | — | 102 km |
| 1895 | HIGH BRIDGE, NJ | Earthquake | — | — | 63 km |
| 1840 | PHILADELPHIA, PENNSYLVANIA | Earthquake | — | — | 110 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 32°F (0°C) | 3.8 in | Coldest |
| February | 33°F (0°C) | 3.1 in | Driest |
| March | 41°F (5°C) | 4.1 in | |
| April | 51°F (10°C) | 4.0 in | |
| May | 61°F (16°C) | 4.3 in | |
| June | 69°F (21°C) | 3.7 in | |
| July | 76°F (24°C) | 4.7 in | Warmest, Wettest |
| August | 73°F (23°C) | 4.5 in | |
| September | 66°F (19°C) | 4.1 in | |
| October | 55°F (13°C) | 3.5 in | |
| November | 46°F (8°C) | 4.0 in | |
| December | 36°F (2°C) | 3.8 in |
Keyport has a seasonal temperature swing of 44°F / from 32°F in January to 76°F in July. Total annual precipitation is 47.8 inches, with July being the wettest month (4.7") and February the driest (3.1").