All Countries
Alpha, NJ
Full City Profile · New Jersey · Northampton County County
3.4
/5.0
B
Good
2,249
Population
1,339/sq mi density
$83,125
Median Income
$43,224 per capita
$250,400
Home Value
$332,234 Zillow
$1,234
Median Rent
30.8% income on rent
52°F
Avg Temperature
271 sunny days/yr
44
Violent Crime/100K
1,636 property/100K
B
Overall
3.4 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.7 / 5.0
$83,125 median income, 1.8% unemployment
A+
Affordability
5.0 / 5.0
$250,400 home value, $1,234/mo rent
F
Safety
1.0 / 5.0
44 violent crimes/100K
C+
Education
2.8 / 5.0
22.2% bachelor's degree or higher
Alpha experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 30°F in January while summers reach 75°F in July. The area gets 271 sunny days per year. Annual precipitation totals 51.0 inches. Air quality is rated Good with a median AQI of 39.
Temperature
30°F Jan (-1°C)
75°F Jul (24°C)
| Annual Average | 52.1°F |
| 4% below US avg | |
| January Average | 30°F (-1°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 271 days/yr |
Geography
| Elevation | 267 ft (81 m) |
| Area | 1.7 sq mi (4.4 km²) |
| Population Density | 1,339/sq mi |
| Coordinates | 40.6594°N, 75.1571°W |
| Timezone | America/New_York |
| County | Northampton County County |
| Nearest Airport | Lehigh Valley International (ABE) 15 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 39.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0445 ppm |
| NO₂ (Nitrogen Dioxide) | 13.3 ppb |
| SO₂ (Sulfur Dioxide) | 0.77 ppb |
| PM2.5 (Fine Particles) | 9.5 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 90.0 / 100 |
| Social Vulnerability | 30.6 / 100 |
| Community Resilience | 73.7 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Very Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| Lightning | Relatively High |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
| Avalanche | Very 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 | - | - | 23 km |
| 1840 | PHILADELPHIA, PENNSYLVANIA | Earthquake | - | - | 96 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 3.6 in | Coldest |
| February | 30°F (-1°C) | 2.9 in | Driest |
| March | 39°F (4°C) | 3.7 in | |
| April | 49°F (9°C) | 4.0 in | |
| May | 59°F (15°C) | 4.6 in | Wettest |
| June | 67°F (20°C) | 4.1 in | |
| July | 75°F (24°C) | 4.6 in | Warmest |
| August | 71°F (22°C) | 4.3 in | |
| September | 64°F (18°C) | 4.3 in | |
| October | 53°F (12°C) | 3.7 in | |
| November | 43°F (6°C) | 3.9 in | |
| December | 33°F (1°C) | 3.6 in |
Alpha has a seasonal temperature swing of 45°F / from 30°F in January to 75°F in July. Total annual precipitation is 47.3 inches, with May being the wettest month (4.6") and February the driest (2.9").