Alabama · Census place 0151696

Mountain Brook, Alabama

Mountain Brook is a city in Jefferson County, Alabama with an estimated 21,701 residents on July 1, 2024. It is the 31st largest of 257 incorporated places of 1,000+ people in the state.

Population 2024
21,701
#31 of 257 in Alabama
Change since 2020
-3.6%
-803 people
Land area
12.8 sq mi
+ 0.02 sq mi water
Density
1,690 / sq mi
State median 715
Orange pin: Mountain Brook. Shaded: its county. Dark pin: Montgomery.

Mountain Brook population, 2020 to 2024

Mountain Brook lost 803 residents from July 2020 to July 2024, a change of -3.6%. In the latest year it moved by -83. Among 107 Alabama places of 5,000 or more, that growth ranks 98th; the median place changed by +1.7%. The median place of 5,000+ in Alabama has 14,094 people, so Mountain Brook is 1.5 times that size.

22.5k202022.2k202122.0k202221.8k202321.7k2024
July 1 estimates. The April 2020 estimates base was 22,549. The axis starts above zero so yearly changes are visible.

Mountain Brook covers 12.84 square miles of land and 0.02 of water, for 1,690 people per square mile of land. The median Alabama place of 5,000+ has 715, so Mountain Brook is denser than the typical town.

What county Mountain Brook is in

All of Mountain Brook's residents live in Jefferson County, which had 664,744 residents in 2024. Mountain Brook holds 3.3% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Mountain Brook

3 ZIP Code Tabulation Areas (ZCTAs) overlap Mountain Brook by at least 10% of the ZCTA's or the city's land: 35213, 35223, 35243. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a city that annexed land after 2020 may reach into ZIP codes not listed here.

Where Mountain Brook is

The Census internal point of Mountain Brook is at 33.491500, -86.734500. Montgomery, the capital, is 81.0 miles SSE in a straight line. The nearest larger place is Vestavia Hills, AL (38,151 people), 2.1 miles away. The nearest city of 100,000 or more is Birmingham, AL, 4.3 miles away.

Internal point

Decimal
33.491500, -86.734500
DMS
33°29'29.40"N 86°44'4.20"W
UTM
16N 524663.5E 3705808.4N
Geohash
djfqd2cy5
Plus code
865MF7R8+J5

Daylight in Mountain Brook

At 33.49° N, Mountain Brook gets about 14 h 23 min of daylight around the June solstice and 9 h 56 min around the December solstice, a swing of 4 h 27 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Mountain Brook

The eight nearest incorporated places of 1,000+ in Alabama, measured between internal points. The closest is Vestavia Hills, 2.0 miles away, with 38,151 people.

Questions people ask

What is the population of Mountain Brook, AL?

21,701 on July 1, 2024, in the Census Vintage 2024 estimates. That is down 803 (3.6%) from 22,504 in July 2020.

What county is Mountain Brook in?

Jefferson County. All of its residents live in that county.

What ZIP codes cover Mountain Brook?

3 ZIP Code Tabulation Areas overlap it by at least 10% of either area: 35213, 35223, 35243.

How far is Mountain Brook from Montgomery?

81.0 miles (130.4 km) in a straight line, heading SSE from Mountain Brook.

What is the nearest larger city to Mountain Brook?

Vestavia Hills, AL, with 38,151 residents, 2.1 miles away between internal points.

Sources and data as of

Data as of: Census Vintage 2024 subcounty estimates (July 1, 2024), 2024 Gazetteer places, 2020 ZCTA to place relationship file.

  1. 01Census Vintage 2024 subcounty population estimates
  2. 02Census 2024 Gazetteer, places
  3. 03Census 2020 ZCTA to place relationship file
  4. 04Census 2024 cartographic boundary file, counties (1:5,000,000)

How every number is computed: methodology. Spotted a wrong figure? Report an error.