Demographics of Howard County, Maryland

Howard County, Maryland had 339,183 people on July 1, 2025, by the Census Bureau’s estimate: +6,374 since July 2020. Age, income, poverty, housing and origin below come from the American Community Survey, averaged over 2020–2024, each with its margin of error.

Howard County, in four figures

339,183
Population: July 1, 2025, Vintage 2025 estimate.; +1.9%
Change since July 2020: +6,374 people.; 39.8 ±0.3
Median age: ACS 2020–⁠2024.; $149,763 ±$3,158
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. Each year's change is births less deaths, net moves from abroad and net moves from elsewhere in the country, with the Bureau's small residual. The 2020 row's components run 3 months, from the April census to July 1.

Howard County, Maryland's population grew 1.9% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Howard County, Maryland'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 — counties and Puerto Rico municipios, with components of change

About this chart

The figures

Howard County, Maryland's population grew 1.9% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Howard County, Maryland'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	332,809	100.0	100.0
2021	335,267	100.7	100.2
2022	335,900	100.9	100.7
2023	336,321	101.1	101.6
2024	337,795	101.5	102.5
2025	339,183	101.9	103.1

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Population of Howard County, Maryland on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	332,809	+498	+267	+12	+132
2021	335,267	+2,458	+1,256	+409	+511
2022	335,900	+633	+1,187	+1,721	−2,304
2023	336,321	+421	+1,074	+1,644	−2,333
2024	337,795	+1,474	+925	+1,829	−1,274
2025	339,183	+1,388	+932	+960	−502

Age, 2020–2024

The median age is 39.8 ±0.3: for men 38.6 ±0.4 and for women 41.0 ±0.4. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Howard County by age, ACS 2020–2024
Age	People	Share	Maryland	United States
Under 5	17,958 ±56	5.3% ±<0.1	5.7% ±<0.1	5.6% ±<0.1
5 to 17	61,959 ±1,311	18.4% ±0.4	16.4% ±0.1	16.3% ±<0.1
18 to 24	26,503 ±947	7.9% ±0.3	8.5% ±0.1	9.1% ±<0.1
25 to 44	89,032 ±1,536	26.5% ±0.5	26.8% ±0.1	26.9% ±<0.1
45 to 64	89,601 ±1,278	26.6% ±0.4	25.9% ±0.1	24.8% ±<0.1
65 and over	51,275 ±1,487	15.2% ±0.4	16.7% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $149,763 ±$3,158, and income per person $67,501 ±$1,195, 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 Howard County by income, ACS 2020–2024
Household income	Households	Share	Maryland	United States
Under $25,000	7,407 ±789	6.1% ±0.7	11.2% ±0.2	14.6% ±<0.1
$25,000 to $49,999	9,185 ±761	7.6% ±0.6	12.4% ±0.2	16.7% ±<0.1
$50,000 to $74,999	10,434 ±920	8.6% ±0.8	12.8% ±0.2	15.5% ±<0.1
$75,000 to $99,999	11,343 ±992	9.4% ±0.8	11.9% ±0.2	12.6% ±<0.1
$100,000 to $149,999	22,241 ±1,231	18.4% ±1.0	18.9% ±0.2	17.5% ±<0.1
$150,000 to $199,999	18,386 ±1,147	15.2% ±0.9	12.5% ±0.2	9.6% ±<0.1
$200,000 or more	42,069 ±1,235	34.7% ±1.0	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 Howard County by age, ACS 2020–2024
Age	Below poverty	Rate	Maryland	United States
All ages	17,407 ±2,016	5.2% ±0.6	9.4% ±0.2	12.5% ±0.1
Under 18	4,341 ±705	5.5% ±0.9	11.5% ±0.3	16.1% ±0.1
18 to 59	9,336 ±1,161	5.1% ±0.6	8.7% ±0.2	11.6% ±0.1
60 and over	3,730 ±530	5.3% ±0.7	9.3% ±0.2	11.0% ±<0.1

Housing, 2020–2024

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Housing in Howard County, ACS 2020–2024
Measure	Howard County	Maryland	United States
Housing units	125,286 ±105	2,560,784 ±424	143,775,355 ±10,234
Occupied	96.6% ±0.5	92.3% ±0.1	89.9% ±0.1
Vacant	3.4% ±0.5	7.7% ±0.2	10.1% ±0.1
Owner occupied	71.5% ±1.0	67.6% ±0.3	65.2% ±0.3
Renter occupied	28.5% ±0.9	32.4% ±0.3	34.8% ±0.1
Median home value	$597,900 ±$6,060	$419,900 ±$1,385	$332,700 ±$236
Median gross rent	$2,099 ±$33	$1,705 ±$8	$1,413 ±$2
Median year built	1989 ±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 Howard County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Maryland	United States
Hispanic or Latino	29,135 ±0	8.7% ±<0.1	12.5% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	154,383 ±830	45.9% ±0.2	46.6% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	66,160 ±958	19.7% ±0.3	28.9% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	64,689 ±1,514	19.2% ±0.5	6.5% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	266 ±98	0.1% ±<0.1	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	56 to 202	< 0.1% to 0.1%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	2,267 ±541	0.7% ±0.2	0.7% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	19,299 ±2,114	5.7% ±0.6	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 Howard County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Maryland	United States
Born in the state	135,304 ±2,850	40.2% ±0.8	46.8% ±0.2	57.3% ±<0.1
Born in another state	116,400 ±2,623	34.6% ±0.8	34.8% ±0.2	26.9% ±<0.1
Born a citizen outside the states	7,895 ±1,055	2.3% ±0.3	1.8% ±0.1	1.7% ±<0.1
Born abroad	76,729 ±2,612	22.8% ±0.8	16.6% ±0.2	14.1% ±<0.1
Naturalized citizens	50,567 ±1,579	15.0% ±0.5	9.1% ±0.1	7.4% ±<0.1
Not citizens	26,162 ±2,162	7.8% ±0.6	7.5% ±0.1	6.8% ±<0.1

Howard County among the counties of Maryland

6th of 24 by population, July 2025. Every one is listed on the Maryland page.

Counties of Maryland near Howard County in population, July 2025
County	July 2025	Change since 2020
Montgomery County	1,074,582	+1.3%
Prince George's County	970,374	+0.5%
Baltimore County	847,650	−0.7%
Anne Arundel County	603,380	+1.7%
Baltimore city	569,997	−2.3%
Howard County	339,183	+1.9%
Frederick County	302,883	+11.0%
Harford County	266,446	+2.0%
Carroll County	176,677	+2.2%
Charles County	176,593	+5.9%
Washington County	157,731	+2.0%

Elsewhere on the site

Sources

Census Bureau population estimates — counties and Puerto Rico municipios, with components of change — 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