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Franklin Lakes, NJ
Full City Profile · New Jersey · Passaic County County
3.7
/5.0
B+
Good
11,011
Population
1,170/sq mi density
$230,987
Median Income
$110,566 per capita
$1,217,500
Home Value
$1,503,991 Zillow
$3,334
Median Rent
36.0% income on rent
52°F
Avg Temperature
275 sunny days/yr
45
Violent Crime/100K
531 property/100K
B+
Overall
3.7 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
5.0 / 5.0
$230,987 median income, 1.3% unemployment
B+
Affordability
3.7 / 5.0
$1,217,500 home value, $3,334/mo rent
F
Safety
1.0 / 5.0
45 violent crimes/100K
A+
Education
5.0 / 5.0
78.9% bachelor's degree or higher
Franklin Lakes experiences four distinct seasons with an average annual temperature of 52°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 48.2 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 | 51.8°F |
| 4% below US avg | |
| January Average | 29°F (-2°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 527 ft (161 m) |
| Area | 9.4 sq mi (24.4 km²) |
| Population Density | 1,170/sq mi |
| Coordinates | 41.0075°N, 74.2057°W |
| Timezone | America/New_York |
| County | Passaic County County |
| Nearest Airport | Newark Liberty International (EWR) 22 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 39.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0410 ppm |
| PM2.5 (Fine Particles) | 8.2 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 95.8 / 100 |
| Social Vulnerability | 76.0 / 100 |
| Community Resilience | 38.4 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Moderate |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Very Low |
| Strong Wind | Very High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Very High |
| Lightning | Very High |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Relatively High |
| Landslide | Relatively Low |
| Coastal Flood | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
2 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 | - | 96 km |
| 1895 | HIGH BRIDGE, NJ | Earthquake | - | - | 68 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 | 29°F (-2°C) | 3.2 in | Driest |
| March | 38°F (3°C) | 4.2 in | |
| April | 49°F (9°C) | 4.4 in | |
| May | 59°F (15°C) | 4.7 in | Wettest |
| June | 67°F (20°C) | 4.3 in | |
| July | 74°F (23°C) | 4.6 in | Warmest |
| August | 71°F (22°C) | 4.3 in | |
| September | 63°F (17°C) | 4.7 in | |
| October | 52°F (11°C) | 4.0 in | |
| November | 43°F (6°C) | 4.4 in | |
| December | 33°F (0°C) | 3.9 in |
Franklin Lakes has a seasonal temperature swing of 45°F / from 29°F in January to 74°F in July. Total annual precipitation is 50.5 inches, with May being the wettest month (4.7") and February the driest (3.2").