Columbia, Maryland Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Columbia, Maryland is 105,871 as of the 2023 American Community Survey, making it the 2nd-largest city in Maryland. The median household income is $129,173, the median home value is $480,300, and the median age is 39.1.
105,871
Population
3315
People / sq mi
$129,173
Median Income
$480,300
Median Home Value
Columbia covers 31.9 sq mi of land at 3315 people per square mile.
About Columbia, MD
Columbia is a city in Maryland with a population of 105,871. It ranks #2 among cities in Maryland by population. The median age is 39.1, in line with the national median. The population is 48.2% male and 51.8% female.
The median household income in Columbia is $129,173, above the US median of $74,580. 4.8% of residents live below the federal poverty level. Home values sit at a median of $480,300, with monthly rent averaging $1,998. The homeownership rate of 64.9% is close to the national rate of 64.8%.
Educational attainment in Columbia reflects 63.5% of adults 25 and older holding a bachelor's degree or higher, above the national average of 34.3%. Roughly 22.3% of workers primarily work from home, noticeably above the national work-from-home rate of 14.2%. The average commute is 28.5 minutes each way.
Race & Ethnicity
| White | 46.1% |
| Black or African American | 29.0% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.2% |
| Two or More Races | 0.0% |
Economy & Income
$129,173
Median Household Income
$62,614
Per Capita Income
4.8%
Poverty Rate
3.1%
Unemployment Rate
Housing
$480,300
Median Home Value
$1,998
Median Rent
64.9%
Owner-Occupied
Education
95.6%
High School+
63.5%
Bachelor's+
Commute
2.9%
Drive Alone
66.2%
Public Transit
22.3%
Work From Home
28.5 min
Avg Commute
Community Profile
40.1%
Foreign Born
76.0%
Non-English at Home
7.5%
Veterans
10.5%
With Disability
95.4%
Health Insurance
98.1%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 28.4% |
| Finance, Insurance & Real Estate | 19.7% |
| Public Administration | 10.6% |
| Education, Health Care & Social Services | 7.7% |
| Information | 5.8% |
| Manufacturing | 4.7% |
| Arts, Entertainment & Food Services | 4.6% |
| Retail Trade | 3.6% |
| Construction | 3.1% |
| Transportation & Warehousing | 2.4% |
| Agriculture & Mining | 0.4% |
Largest cities in Maryland
Largest counties in Maryland
Part of Maryland
Metro areas in Maryland
City rankings
Frequently Asked Questions
Columbia, Maryland has a population of 105,871 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 2nd-largest city in Maryland.
The median household income in Columbia, Maryland is $129,173, with 4.8% of residents living below the federal poverty level.
The median home value in Columbia, Maryland is $480,300, with median monthly rent at $1,998 and a homeownership rate of 64.9%.
The median age in Columbia, Maryland is 39.1 years. The population is 48.2% male and 51.8% female.
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Full rankings of Maryland cities by population
Statewide data for Maryland
Population, race, income, age, and trends across Maryland
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.