Mountain Brook, Jefferson County, Alabama Population and Demographics

In this article, we'll explore the population statistics for Mountain Brook, Alabama, including popular demographics data like median age, number of households, household income, gender, employment and unemployment rates, occupations, religion, and more.

We are using the latest American Community Survey (ACS) 5-Year survey data from the US Census Bureau, which is accurate up to 2021.

Table of Contents

Population

There is a lot of data that lets us see how many people live in Mountain Brook, Alabama. The most basic data is the total population, which is the total number of people living in Mountain Brook, Alabama. The estimated population of Mountain Brook, Alabama is 22,184 people, with a median age of 41.9.

We can look at the total population in Mountain Brook over the last 5 years to see how much it has changed.

Year Population Change 5-Year Change
2021
22,184
+9.94%
+8.54%
2020
20,178
-1.26% -
2019
20,436
-0.15% -
2018
20,466
+0.14%
-
2017
20,438
- -

Population of Mountain Brook, Alabama by Race and Ethnicity

We can also look at how the population has changed over the last 5 years by each of the race/ethnicity types as defined by the US Census Bureau.

Race 2021 2017 Change
White
97.7%
96.3%
+1.45%
Black/African American
0.4%
0.9%
-55.56%
Native
0%
0.3%
-100.00%
Hispanic
0.2%
0.9%
-77.78%
Asian
1%
1.2%
-16.67%
Hawaiian/Pacific Islander
0%
0.1%
-100.00%
Two Or More Races
0.5%
0.5%
0.00%
Other
0.2%
0%
0.00%

This data can be very important for a number of reasons, including social and economic research, planning and development, and marketing to a multi-cultural population.

Note that the Native group includes both Native American and Alaskan Native people.

Population of Mountain Brook, Alabama by Age and Gender

The age and gender of a population is another interesting demographic statistic because it lets us track trends in the population over time. For example, we can see how the population has changed over the last 5 years by median age as a total, and also by male and female.

Year Total Male Female
2021 41.9 -0.95% 39.9 -2.92% 42.8 -0.23%
2020 42.3 +4.7% 41.1 +4.05% 42.9 +3.87%
2019 40.4 -0.49% 39.5 -0.75% 41.3 0%
2018 40.6 -0.25% 39.8 +0.51% 41.3 -0.48%
2017 40.7 - 39.6 - 41.5 -

The median age of Mountain Brook, Alabama gives you an idea of the age distribution, with half of the population being older than the median age and half being younger.

This can then be used to infer and compare against birth rates, parent ages, and more metrics to understand the population. For example, an increasing median age indicates an aging population, which can be a sign of a declining population in terms of birth rates and workforce participation.

Age 2021 2017
(Years) Male Female Male Female
0 to 9 1,523 +10.82% 1,621 +5.96% 1,674 1,695
10 to 19 1,835 +10.23% 1,500 -7.05% 2,019 1,395
20 to 29 653 +5.67% 667 +49.08% 668 1,032
30 to 39 1,064 -1.94% 1,201 -0.43% 1,028 1,157
40 to 49 1,340 -2.59% 1,536 +17.43% 1,260 1,795
50 to 59 1,457 +7.49% 1,535 -15.01% 1,525 1,310
60 to 69 1,163 +19.32% 1,153 +41.6% 1,397 1,703
70+ 1,025 +14.07% 1,165 +16.82% 1,168 1,358

Median Household Income

The latest median household income of Mountain Brook, Alabama is $150,268.00.

In simple terms, the median income is the middle income of a group of people. Half of the people in the group make more than the median income, and half make less. The median income is a good indicator of the overall income of a group of people, and can be used to compare against other metrics such as the average income, per capita income, and more.

Median Income by Age

We can also look at the median income by age to see how the median income varies by age, and how it compares to the overall median income for Mountain Brook.

  • Under 25
    $0.00
  • 25 to 44
    $146,333.00
  • 45 to 64
    $235,927.00
  • 65 and over
    $96,029.00

Average Household Income

Whenever we ask what is the average household income in Mountain Brook, we are actually talking about the mean household income.

This is calculated by adding up all the incomes of all the households in Mountain Brook, and then dividing that number by the total number of households. This is a good way to get a general idea of the average income of a group of people, but it can be skewed by a very high or very low incomes.

The average household income of Mountain Brook, Alabama is currently $249,818.00.

In terms of accurately summarizing income at a geographic level, the median income is a better metric than the average income because it isn't affected by a small number of very high or very low incomes.

If you had an area where the average income was greater than the median, it can mean that there is significant income inequality, with income being concentrated in a small number of wealthy households.

40.62% of households in Mountain Brook are classed as high income households (making $200,000+ per year).

Household Income Tiers

The US Census Bureau divides households into income tiers based on the median income for the area. This is a good way to compare the income of Mountain Brook against other areas.

  • Less than $24,999
    8.20%
  • $25,000 to $49,999
    5.03%
  • $50,000 to $74,999
    10.75%
  • $75,000 to $99,999
    10.11%
  • $100,000 to $149,999
    15.85%
  • $150,000 to $199,999
    9.43%
  • $200,000 or more
    40.62%

Per Capita Income

The per capita income in Mountain Brook is $93,518.00.

Per capita income is the average income of a person in a given area. It is calculated by dividing the total income of Mountain Brook by the total population of Mountain Brook.

This is different from the average or mean income because it includes and accounts for all people in Mountain Brook, Alabama, including people like children, the elderly, unemployed people, retired people, and more.

Education Levels

We can also look at the education levels in Mountain Brook to see how many people have a high school degree, a bachelor's degree, or a graduate degree.

Educational attainment is a good indicator of the overall education level of a population, and can be used to compare against other metrics such as the average income, per capita income, and more to see how education levels affect income, unemployment rates, and more.

  • Master's degree or higher
    22.88%
  • Bachelor's degree
    71.25%
  • Some college or associate's degree
    1.80%
  • High school diploma or equivalent
    4.01%
  • Less than high school diploma
    0.06%

Employment

Employment rates are all based around the total population in Mountain Brook that are over the age of 16.

The total population of Mountain Brook over the age of 16 is 16,771.

Of those people, a total of 58.80% are working or actively looking for work. This is called the labor force participation rate.

The participation rate is a useful market measure because it shows the relative amount of labor resources available to the economy.

The employment to total population rate in Mountain Brook is 58.00%.

Employment by Age

We can look at the employment rates by age to see how it compares to the overall employment rate.

Age Population Participation Unemployment Rate
16 to 19 years 1,370 14.30% 3.10%
20 to 24 years 427 55.70% 0.00%
25 to 29 years 1,273 89.70% 0.00%
30 to 34 years 1,001 85.20% 0.00%
35 to 44 years 2,407 77.10% 1.90%
45 to 54 years 3,555 79.70% 0.40%
55 to 59 years 1,112 73.00% 5.80%
60 to 64 years 1,545 54.90% 0.00%
65 to 74 years 2,687 32.90% 3.90%
75 years and over 1,394 14.60% 0.00%

Employment by Race

Another very interesting employment statistic we can look at is the employment and unemployment rates by race in Mountain Brook. The table below shows the rates for each of the ethnicity groups types defined by the US Census Bureau.

Age Population Participation Unemployment Rate
White 16,421 58.80% 1.40%
Black or African American 78 74.40% 0.00%
American Indian and Alaska Native 9 22.20% 0.00%
Asian 126 49.20% 0.00%
Native Hawaiian and Other Pacific Islander 0 0.00% 0.00%
Other 42 100.00% 0.00%
Two or more races 95 44.20% 0.00%
Hispanic or Latino 36 97.20% 0.00%
Not Hispanic or Latino 16,388 58.70% 1.40%

Occupations

In this section we can look at the most common occupations in Mountain Brook as well as the gender breakdown and earnings of them.

The total population of civilian employees that are 16 years old or older in Mountain Brook is 9,726, with median earnings of $88,051.00.

Women in Mountain Brook, Alabama earning approximately 41.70% of the men's earnings.

Population Earnings
Total 9,726 $88,051.00
Male 5,596 $129,267.00
Female 4,130 $53,859.00

Occupations by Category

In the table below, we can break down the population and earnings even further by occupation. The list of occupation categories below will show you how many people are employed in each category and the median earnings of each profession.

Occupation Employed Earnings
Management 2,401 $124,083.00
Business and Financial 1,267 $76,861.00
Computer and Mathematical 221 $130,703.00
Architecture and Engineering 43 $143,813.00
Life, Physical, and Social Science 3 $0.00
Community and Social Service 151 $44,653.00
Legal 723 $173,542.00
Educational and Library 526 $44,063.00
Arts, Design, Entertainment, Sports, and Media 353 $58,042.00
Healthcare Practitioners 1,415 $128,618.00
Healthcare Support 70 $19,333.00
Firefighters and Protective Service 27 $18,672.00
Law Enforcement 11 $0.00
Food Preparation and Serving 45 $2,499.00
Building and Grounds Cleaning 21 $0.00
Personal Care and Service 149 $42,083.00
Sales 1,321 $86,865.00
Office and Administrative Support 661 $31,616.00
Farming, Fishing, and Forestry 0 $0.00
Construction and Extraction 76 $40,208.00
Installation, Maintenance, and Repair 42 $75,208.00
Production 39 $77,986.00
Transportation and Material Moving 90 $69,048.00

Occupations by Gender

The table below shows the same occupations from the list above, but we have split them by male and female to see how many male and females work in each occupation, the median earnings, and the male to female ratio of earnings.

That last metric is important because it can be used to look at the gender pay gap between men and women.

Occupation Male Female
Population Earnings Population Earnings
Management 1,693 $157,219.00 708 $60,972.00
Business and Financial 508 $110,694.00 759 $74,779.00
Computer and Mathematical 205 $131,484.00 16 $65,417.00
Architecture and Engineering 43 $143,813.00 0 $0.00
Life, Physical, and Social Science 3 $0.00 0 $0.00
Community and Social Service 31 $26,938.00 120 $55,455.00
Legal 647 $246,518.00 76 $93,750.00
Educational and Library 179 $83,934.00 347 $20,764.00
Arts, Design, Entertainment, Sports, and Media 77 $103,417.00 276 $50,682.00
Healthcare Practitioners 758 $245,577.00 657 $80,536.00
Healthcare Support 29 $0.00 41 $18,250.00
Firefighters and Protective Service 27 $18,672.00 0 $0.00
Law Enforcement 11 $0.00 0 $0.00
Food Preparation and Serving 45 $2,499.00 0 $0.00
Building and Grounds Cleaning 21 $0.00 0 $0.00
Personal Care and Service 51 $19,886.00 98 $53,929.00
Sales 926 $99,457.00 395 $31,619.00
Office and Administrative Support 82 $63,971.00 579 $26,050.00
Farming, Fishing, and Forestry 0 $0.00 0 $0.00
Construction and Extraction 76 $40,208.00 0 $0.00
Installation, Maintenance, and Repair 42 $75,208.00 0 $0.00
Production 39 $77,986.00 0 $0.00
Transportation and Material Moving 41 $2,499.00 49 $0.00

Households and Family Size

A household defined bu the US Census Bureau is a group of people who occupy a housing unit. A housing unit is a house, apartment, mobile home, group of rooms, or single room occupied as separate living quarters.

There are currently 8,365 households in Mountain Brook, with an average household size of 2.65 people.

A family is defined as a group of two or more people related by birth, marriage, or adoption who live together in the same household.

There are 6,315 families in Mountain Brook with an average family size of 3.1 people.

Households by Marital Status

The four categories of household by marital status are:

  • Married-couple family
  • Male householder with no spouse present
  • Female household with no spouse present
  • Nonfamily household

The table below shows the total number of households and families, with the average sizes of each.

Married Male Female Nonfamily
Total Households 5,900 21 394 2,050
Average Household Size 3.17 2.24 2.85 1.11
Total Families 5,900 21 394 0
Average Household Size 3.14 2.24 2.58 0

Poverty

Of the 6,315 families in Mountain Brook, 4.60% are considered to be below the poverty threshold.

The table below shows the latest poverty thresholds in Mountain Brook:

Household Size Poverty Threshold
1 Person $14,580.00
2 People $19,720.00
3 People $24,860.00
4 People $30,000.00
5 People $35,140.00
6 People $40,280.00
7 People $45,420.00
8 People $50,560.00

Housing

There are 8,868 housing units in Mountain Brook, Alabama.

The table below shows the split between occupied and vacant units:

Total Percentage
Occupied 8,365 94.33%
Vacant 503 5.67%

12.16% of the total 8,868 housing units in Mountain Brook are rental units. This is approximately 1,078 properties.

For owner-occupied housing units, a total of 7,266 are occupied by the owner - or 81.94% of the total.

Rental Rates

The median rent for a property in Mountain Brook is $1,577.00.

In the chart below, we can look at the number of rental properties in Mountain Brook that fall into a particular rent range. These can then be used to compare with other areas, or to see how they have changed over time.

  • No rent paid
    21
  • Less than $500
    21
  • $500 to $999
    9
  • $1,000 to $1,499
    488
  • $1,500 to $1,999
    136
  • $2,000 to $2,499
    327
  • $2,500 to $2,999
    17
  • $3,000 or more
    80

Property Value

The median value of a property in Mountain Brook is $697,800.00.

Just like with rental rates, we can look at the number of properties in Mountain Brook that fall into a particular value range.

  • Less than $50,000
    32
  • $50,000 to $99,999
    22
  • $100,000 to $149,999
    40
  • $150,000 to $199,999
    57
  • $200,000 to $299,999
    238
  • $300,000 to $499,999
    1,491
  • $500,000 to $999,999
    3,346
  • $1,000,000 or more
    2,040

Property Age

We can also look at the age of properties in Mountain Brook. The chart below shows the number of properties in Mountain Brook that fall into a particular age range.

  • 1939 or earlier
    1,415
  • 1940 to 1949
    588
  • 1950 to 1959
    1,724
  • 1960 to 1969
    1,873
  • 1970 to 1979
    1,200
  • 1980 to 1989
    479
  • 1990 to 1999
    432
  • 2000 to 2009
    492
  • 2010 to 2013
    665
  • 2014 or later
    0

Vehicles per Household

The number of vehicles available per household can be a good indicator of the level of affluence in an area. The chart below shows the number of households in Mountain Brook that have a particular number of vehicles available.

  • No vehicles available
    160
  • 1 vehicle available
    1,752
  • 2 vehicles available
    4,043
  • 3 or more vehicles available
    2,410

Commuting to Work

In this section, we can also look at how people in Mountain Brook get to work. The chart below shows the number of people in Mountain Brook that commute to work in a particular way.

17.7 minutes is the average travel time to work for people in Mountain Brook.

These commute times can be compared to other date like income and educational levels to see how they relate to each other and if there are any trends in the data that might suggest a correlation.

  • Less than 5 minutes
    84
  • 5 to 9 minutes
    1,099
  • 10 to 14 minutes
    2,027
  • 15 to 19 minutes
    2,229
  • 20 to 24 minutes
    1,642
  • 25 to 29 minutes
    439
  • 30 to 34 minutes
    322
  • 35 to 39 minutes
    75
  • 40 to 44 minutes
    0
  • 45 to 59 minutes
    103
  • 60 to 89 minutes
    240
  • 90 or more minutes
    49

Summary

We've covered a LOT of demographic and population data for Mountain Brook, Alabama in this article! Hopefully you have found it very useful in your research of the area.

If you use any of the data found on this page, please consider linking back to USPopulation.org as the source and if you have any feedback or data requests, click here to contact us.