All Countries
Mountain Brook, AL
Full City Profile · Alabama · Jefferson County County
3.8
/5.0
B+
Good
22,160
Population
1,726/sq mi density
$191,128
Median Income
$112,074 per capita
$891,300
Home Value
$998,115 Zillow
$1,444
Median Rent
25.8% income on rent
64°F
Avg Temperature
304 sunny days/yr
65
Violent Crime/100K
1,341 property/100K
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
5.0 / 5.0
$191,128 median income, 0.6% unemployment
A
Affordability
4.0 / 5.0
$891,300 home value, $1,444/mo rent
F
Safety
1.0 / 5.0
65 violent crimes/100K
A+
Education
5.0 / 5.0
88.4% bachelor's degree or higher
Mountain Brook enjoys a temperate climate with an average annual temperature of 64°F (18°C). Winters average 45°F in January while summers reach 82°F in July. The area gets 304 sunny days per year. Annual precipitation totals 55.6 inches. Air quality is rated Good with a median AQI of 41.
Temperature
45°F Jan (7°C)
82°F Jul (28°C)
| Annual Average | 64.0°F |
| 19% above US avg | |
| January Average | 45°F (7°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 304 days/yr |
Geography
| Elevation | 954 ft (291 m) |
| Area | 12.8 sq mi (33.3 km²) |
| Population Density | 1,726/sq mi |
| Coordinates | 33.4915°N, 86.7345°W |
| Timezone | America/Chicago |
| County | Jefferson County County |
| Nearest Airport | Birmingham-Shuttlesworth International (BHM) 5 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0455 ppm |
| NO₂ (Nitrogen Dioxide) | 14.9 ppb |
| SO₂ (Sulfur Dioxide) | 0.85 ppb |
| CO (Carbon Monoxide) | 0.18 ppm |
| PM2.5 (Fine Particles) | 9.7 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 97.6 / 100 |
| Social Vulnerability | 56.2 / 100 |
| Community Resilience | 80.0 / 100 |
Hazard Breakdown
| Tornado | Very High |
| Hurricane | Relatively Low |
| Earthquake | Relatively Moderate |
| Wildfire | Relatively Low |
| Flood | Relatively High |
| Hail | Very Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively High |
| Winter Weather | Relatively Moderate |
| Lightning | Very High |
| Ice Storm | Relatively High |
| Drought | Very Low |
| Cold Wave | Relatively High |
| Landslide | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 45°F (7°C) | 5.6 in | Coldest |
| February | 47°F (8°C) | 4.9 in | |
| March | 55°F (13°C) | 6.6 in | Wettest |
| April | 62°F (16°C) | 5.1 in | |
| May | 70°F (21°C) | 4.7 in | |
| June | 76°F (25°C) | 4.1 in | |
| July | 82°F (28°C) | 5.2 in | Warmest |
| August | 79°F (26°C) | 3.8 in | |
| September | 74°F (23°C) | 4.0 in | |
| October | 63°F (17°C) | 3.2 in | Driest |
| November | 53°F (12°C) | 4.5 in | |
| December | 46°F (8°C) | 5.0 in |
Mountain Brook has a seasonal temperature swing of 37°F / from 45°F in January to 82°F in July. Total annual precipitation is 56.8 inches, with March being the wettest month (6.6") and October the driest (3.2").