Demographics of Columbia CDP, Maryland

Columbia CDP, Maryland had 104,338 ±2,815 people in the American Community Survey, averaged over 2020–2024. The Census Bureau’s yearly estimates do not cover it: they count incorporated places and towns, not census-designated places. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Columbia CDP, in four figures

104,338 ±2,815
Population: ACS 2020–⁠2024. The Bureau publishes no yearly estimate for a census-designated place.; 1st
Among Maryland's places: Of 203 of 5,000 or more, by the survey's count.; 39.4 ±0.7
Median age: ACS 2020–⁠2024.; $131,490 ±$5,734
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Age, 2020–2024

The median age is 39.4 ±0.7: for men 37.6 ±1.1 and for women 41.1 ±0.9. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Columbia CDP by age, ACS 2020–2024
Age	People	Share	Maryland	United States
Under 5	5,806 ±593	5.6% ±0.5	5.7% ±<0.1	5.6% ±<0.1
5 to 17	16,125 ±984	15.5% ±0.8	16.4% ±0.1	16.3% ±<0.1
18 to 24	8,958 ±748	8.6% ±0.7	8.5% ±0.1	9.1% ±<0.1
25 to 44	29,884 ±1,259	28.6% ±0.9	26.8% ±0.1	26.9% ±<0.1
45 to 64	25,523 ±1,168	24.5% ±0.9	25.9% ±0.1	24.8% ±<0.1
65 and over	18,042 ±981	17.3% ±0.8	16.7% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $131,490 ±$5,734, and income per person $64,255 ±$2,076, in 2024 dollars. The median is $103,678 ±$597 in Maryland and $80,734 ±$166 in the United States.

Households by income

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Households in Columbia CDP by income, ACS 2020–2024
Household income	Households	Share	Maryland	United States
Under $25,000	3,600 ±563	8.7% ±1.4	11.2% ±0.2	14.6% ±<0.1
$25,000 to $49,999	2,819 ±406	6.9% ±1.0	12.4% ±0.2	16.7% ±<0.1
$50,000 to $74,999	3,873 ±557	9.4% ±1.3	12.8% ±0.2	15.5% ±<0.1
$75,000 to $99,999	4,090 ±581	9.9% ±1.4	11.9% ±0.2	12.6% ±<0.1
$100,000 to $149,999	9,006 ±784	21.9% ±1.8	18.9% ±0.2	17.5% ±<0.1
$150,000 to $199,999	6,518 ±785	15.8% ±1.9	12.5% ±0.2	9.6% ±<0.1
$200,000 or more	11,237 ±721	27.3% ±1.6	20.3% ±0.2	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 Columbia CDP by age, ACS 2020–2024
Age	Below poverty	Rate	Maryland	United States
All ages	7,796 ±1,293	7.5% ±1.2	9.4% ±0.2	12.5% ±0.1
Under 18	2,123 ±482	9.8% ±2.1	11.5% ±0.3	16.1% ±0.1
18 to 59	3,970 ±744	6.8% ±1.3	8.7% ±0.2	11.6% ±0.1
60 and over	1,703 ±374	7.1% ±1.5	9.3% ±0.2	11.0% ±<0.1

Housing, 2020–2024

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Housing in Columbia CDP, ACS 2020–2024
Measure	Columbia CDP	Maryland	United States
Housing units	43,280 ±882	2,560,784 ±424	143,775,355 ±10,234
Occupied	95.1% ±1.3	92.3% ±0.1	89.9% ±0.1
Vacant	4.9% ±1.2	7.7% ±0.2	10.1% ±0.1
Owner occupied	64.8% ±1.9	67.6% ±0.3	65.2% ±0.3
Renter occupied	35.2% ±1.7	32.4% ±0.3	34.8% ±0.1
Median home value	$497,400 ±$10,302	$419,900 ±$1,385	$332,700 ±$236
Median gross rent	$2,042 ±$68	$1,705 ±$8	$1,413 ±$2
Median year built	1983 ±1	1979 ±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 Columbia CDP by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Maryland	United States
Hispanic or Latino	10,536 ±1,174	10.1% ±1.1	12.5% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	44,173 ±1,553	42.3% ±1.0	46.6% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	29,259 ±1,590	28.0% ±1.3	28.9% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	12,348 ±1,296	11.8% ±1.2	6.5% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	21 to 121	< 0.1% to 0.1%	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 89	0% to 0.1%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	758 ±349	0.7% ±0.3	0.7% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	7,152 ±981	6.9% ±0.9	4.6% ±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 Columbia CDP by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Maryland	United States
Born in the state	39,122 ±2,005	37.5% ±1.6	46.8% ±0.2	57.3% ±<0.1
Born in another state	40,693 ±1,551	39.0% ±1.1	34.8% ±0.2	26.9% ±<0.1
Born a citizen outside the states	2,830 ±706	2.7% ±0.7	1.8% ±0.1	1.7% ±<0.1
Born abroad	21,693 ±1,632	20.8% ±1.5	16.6% ±0.2	14.1% ±<0.1
Naturalized citizens	14,034 ±1,091	13.5% ±1.0	9.1% ±0.1	7.4% ±<0.1
Not citizens	7,659 ±1,182	7.3% ±1.1	7.5% ±0.1	6.8% ±<0.1

Columbia CDP among the places of Maryland

1st of 203 places of 5,000 or more by the survey’s 2020–2024 count. Every one is listed on the Maryland page.

Places of Maryland near Columbia CDP in population, ACS 2020–2024
Place	ACS 2020–⁠2024
Columbia CDP	104,338 ±2,815
Germantown CDP	90,719 ±2,860
Frederick city	83,395 ±89
Waldorf CDP	82,943 ±1,750
Silver Spring CDP	81,462 ±2,512
Ellicott City CDP	75,257 ±2,426

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