Demographics of Millbrook city, Alabama

Millbrook city, Alabama had 17,623 people on July 1, 2025, by the Census Bureau’s estimate: +1,066 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Millbrook city, in four figures

17,623
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 17,189 ±313.; +6.4%
Change since July 2020: +1,066 people.; 38.5 ±2.9
Median age: ACS 2020–⁠2024.; $70,313 ±$10,189
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. The Bureau publishes no births, deaths or migration for a place, so the change is the difference between one July estimate and the next.

Millbrook city, Alabama's population grew 6.4% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Millbrook city, Alabama's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

U.S. Census Bureau — Census Bureau population estimates — incorporated places and New England towns

About this chart

The figures

Millbrook city, Alabama's population grew 6.4% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Millbrook city, Alabama's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	16,557	100.0	100.0
2021	16,887	102.0	100.2
2022	17,074	103.1	100.7
2023	17,334	104.7	101.6
2024	17,420	105.2	102.5
2025	17,623	106.4	103.1

Population of Millbrook city, Alabama on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	16,557	—
2021	16,887	+330
2022	17,074	+187
2023	17,334	+260
2024	17,420	+86
2025	17,623	+203

Age, 2020–2024

The median age is 38.5 ±2.9: for men 34.3 ±3.3 and for women 41.3 ±3.0. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Millbrook city by age, ACS 2020–2024
Age	People	Share	Alabama	United States
Under 5	859 ±244	5.0% ±1.4	5.8% ±<0.1	5.6% ±<0.1
5 to 17	2,929 ±440	17.0% ±2.5	16.5% ±0.1	16.3% ±<0.1
18 to 24	1,700 ±388	9.9% ±2.2	9.5% ±0.1	9.1% ±<0.1
25 to 44	4,697 ±581	27.3% ±3.3	25.3% ±0.1	26.9% ±<0.1
45 to 64	4,289 ±521	25.0% ±3.0	25.2% ±0.1	24.8% ±<0.1
65 and over	2,715 ±388	15.8% ±2.2	17.8% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $70,313 ±$10,189, and income per person $36,117 ±$3,145, in 2024 dollars. The median is $63,999 ±$399 in Alabama and $80,734 ±$166 in the United States.

Households by income

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Households in Millbrook city by income, ACS 2020–2024
Household income	Households	Share	Alabama	United States
Under $25,000	1,069 ±281	15.8% ±4.0	19.7% ±0.3	14.6% ±<0.1
$25,000 to $49,999	1,249 ±307	18.4% ±4.4	20.3% ±0.3	16.7% ±<0.1
$50,000 to $74,999	1,217 ±378	18.0% ±5.5	16.7% ±0.2	15.5% ±<0.1
$75,000 to $99,999	1,103 ±236	16.3% ±3.4	12.7% ±0.2	12.6% ±<0.1
$100,000 to $149,999	1,103 ±272	16.3% ±3.9	15.5% ±0.2	17.5% ±<0.1
$150,000 to $199,999	514 ±182	7.6% ±2.7	7.4% ±0.2	9.6% ±<0.1
$200,000 or more	517 ±188	7.6% ±2.7	7.8% ±0.1	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

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Poverty rate in Millbrook city by age, ACS 2020–2024
Age	Below poverty	Rate	Alabama	United States
All ages	1,337 ±462	7.8% ±2.7	15.6% ±0.2	12.5% ±0.1
Under 18	417 ±203	11.0% ±5.1	21.3% ±0.4	16.1% ±0.1
18 to 59	720 ±286	7.5% ±2.9	14.7% ±0.2	11.6% ±0.1
60 and over	200 ±86	5.4% ±2.2	12.4% ±0.2	11.0% ±<0.1

Housing, 2020–2024

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Housing in Millbrook city, ACS 2020–2024
Measure	Millbrook city	Alabama	United States
Housing units	7,245 ±431	2,337,265 ±430	143,775,355 ±10,234
Occupied	93.5% ±7.8	85.5% ±0.3	89.9% ±0.1
Vacant	6.5% ±2.6	14.5% ±0.3	10.1% ±0.1
Owner occupied	75.0% ±4.9	70.2% ±0.4	65.2% ±0.3
Renter occupied	25.0% ±4.4	29.8% ±0.3	34.8% ±0.1
Median home value	$207,100 ±$14,270	$209,900 ±$1,076	$332,700 ±$236
Median gross rent	$1,111 ±$69	$1,007 ±$8	$1,413 ±$2
Median year built	1996 ±2	1986 ±1	1980 ±1

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

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People in Millbrook city by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Alabama	United States
Hispanic or Latino	532 ±249	3.1% ±1.4	5.6% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	11,069 ±833	64.4% ±4.7	63.4% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	4,531 ±806	26.4% ±4.7	25.6% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	37 to 439	0.2% to 2.6%	1.4% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 27	0% to 0.2%	0.3% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 21	0% to 0.1%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 47	0% to 0.3%	0.4% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	345 to 1,235	2.0% to 7.2%	3.3% ±0.1	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

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People in Millbrook city by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Alabama	United States
Born in the state	10,900 ±721	63.4% ±4.0	67.5% ±0.2	57.3% ±<0.1
Born in another state	5,505 ±663	32.0% ±3.8	27.6% ±0.2	26.9% ±<0.1
Born a citizen outside the states	311 ±144	1.8% ±0.8	1.0% ±<0.1	1.7% ±<0.1
Born abroad	473 ±187	2.8% ±1.1	4.0% ±0.1	14.1% ±<0.1
Naturalized citizens	258 ±118	1.5% ±0.7	1.6% ±0.1	7.4% ±<0.1
Not citizens	77 to 353	0.4% to 2.1%	2.4% ±0.1	6.8% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Millbrook city among the places of Alabama

38th of 120 places of 5,000 or more by the survey’s 2020–2024 count. Every one is listed on the Alabama page.

Places of Alabama near Millbrook city in population, ACS 2020–2024
Place	ACS 2020–⁠2024
Cullman city	19,319 ±40
Prichard city	18,961 ±57
Troy city	17,716 ±45
Calera city	17,714 ±82
Tillmans Corner CDP	17,677 ±1,237
Millbrook city	17,189 ±313
Selma city	17,057 ±19
Muscle Shoals city	16,951 ±25
Gardendale city	16,534 ±34
Hueytown city	16,414 ±37
Saraland city	16,404 ±48

Sources

Census Bureau population estimates — incorporated places and New England towns — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Data retrieved September 25, 2026