Census tract · Baltimore County
Census Tract 4015.03, Baltimore County, Maryland
Census Tract 4015.03, GEOID 24005401503, in Baltimore County, Maryland, entirely within Catonsville. 6,356 residents in the ACS 2020-2024 5-year estimates (±758); the 2020 Census counted 6,732.
Residents, 2020-2024
6,356
±758 (90% margin)
2020 Census count: 6,732
Median household income
$131,038
±$14,309 (90% margin)
Baltimore County: $91,768
Median home value
$434,700
±$18,400 (90% margin)
Baltimore County: $349,300
Median gross rent
$1,804
±$166 (90% margin)
Baltimore County: $1,627
Where is Census Tract 4015.03?
Census Tract 4015.03 is one of 219 census tracts in Baltimore County, Maryland. It covers 2.50 square miles of land, 2,698 residents per square mile in 2020. Its GEOID, 24005401503, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Catonsville | 100% |
5 census tracts border Census Tract 4015.03: Tract 4009 ($86,250), Tract 4014 ($188,913), Tract 4015.04 ($127,348), Tract 6028 in Howard County ($160,652) and Tract 6029 in Howard County ($98,656). The figure in brackets is each tract's median household income.
Whether a tract counts as low- or moderate-income for bank lending (the Community Reinvestment Act) is set by the FFIEC against its metro area's family income: look it up in the FFIEC census geocoder.
Source: 2024 Gazetteer and 2020 block assignment files, U.S. Census Bureau · Census reference files
How many people live in Census Tract 4015.03?
The 2020-2024 American Community Survey puts Census Tract 4015.03's population at 6,356 (±758) in 2,699 households; the 2020 Census counted 6,732 residents and 2,760 housing units.
| Measure | Tract 4015.03 | Catonsville |
|---|---|---|
| Total population | 6,356 ±758 | 43,368 |
| Households | 2,699 ±239 | 16,423 |
| Average household size | 2.34 ±0.22 | 2.37 |
| Housing units | 2,699 ±239 | 16,926 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 Census P.L. 94-171 · Check it at data.census.gov
Who lives in Census Tract 4015.03?
The median resident of Census Tract 4015.03 is 40.5 years old; 21.5% are under 18 and 17.0% are 65 or older. The largest group is non-Hispanic white residents at 66.0%, then non-Hispanic residents of two or more races at 9.7%. 11.2% of residents were born outside the United States.
| Measure | Tract 4015.03 | Catonsville |
|---|---|---|
| Median age | 40.5 ±4.6 | 39.2 |
| Under 18 years | 21.5% ±3.8 pts | 20.1% |
| 65 years and over | 17.0% ±3.5 pts | 21.3% |
| Hispanic or Latino (any race) | 7.3% ±4.8 pts | 7.3% |
| White alone, not Hispanic | 66.0% ±7.4 pts | 59.3% |
| Black or African American alone, not Hispanic | 8.6% ±4.4 pts | 17.3% |
| Asian alone, not Hispanic | 8.5% ±6.7 pts | 10.2% |
| American Indian and Alaska Native alone, not Hispanic | 0.0% ±0.7 pts | 0.1% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±0.7 pts | 0.0% |
| Two or more races, not Hispanic | 9.7% ±6.6 pts | 5.3% |
| Some other race alone, not Hispanic | 0.0% ±0.7 pts | 0.5% |
| Born outside the United States | 11.2% ±4.2 pts | 12.6% |
| Speak a language other than English at home (age 5+) | 13.0% ±7.2 pts | 16.5% |
| Civilian veterans (age 18+) | 2.6% ±1.4 pts | 6.1% |
| With a disability | 7.7% ±2.5 pts | 11.0% |
| No health insurance coverage | 4.6% ±4.8 pts | 4.5% |
| High school graduate or higher (age 25+) | 93.4% ±3.9 pts | 93.5% |
| Bachelor's degree or higher (age 25+) | 60.2% ±7.4 pts | 54.7% |
| Graduate or professional degree (age 25+) | 31.5% ±5.8 pts | 26.3% |
| Lived in the same house a year earlier | 90.0% ±5.2 pts | 87.7% |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Census Tract 4015.03 earn?
Half of the 2,699 households in Census Tract 4015.03 earn less than $131,038 a year (±$14,309), against $91,768 across Baltimore County: 39th highest of the county's 213 tracts with a reliable estimate. 8.5% of residents live below the poverty line.
| Measure | Tract 4015.03 | Catonsville |
|---|---|---|
| Median household income | $131,038 ±$14,309 | $114,109 |
| Mean household income | $155,616 ±$16,196 | $141,927 |
| Per capita income | $66,533 ±$9,184 | $54,800 |
| People below the poverty line | 8.5% ±4.9 pts | 6.9% |
| Children under 18 below the poverty line | 16.4% ±16.4 pts | 8.7% |
| Households receiving SNAP | 5.2% ±4.3 pts | 7.2% |
| Households with a computer | 98.8% ±1.4 pts | 95.8% |
| Households with a broadband subscription | 94.9% ±3.8 pts | 88.3% |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Census Tract 4015.03?
Owners occupy 83.1% of Census Tract 4015.03's occupied homes and renters 16.9%. The median owner-occupied home is valued at $434,700 by its owner (±$18,400). The median renter pays $1,804 a month including utilities.
| Measure | Tract 4015.03 | Catonsville |
|---|---|---|
| Median home value (owner-occupied) | $434,700 ±$18,400 | $416,900 |
| Median gross rent | $1,804 ±$166 | $1,724 |
| Renters paying 35% or more of income on rent | 14.5% ±18.0 pts | 47.1% |
| Median monthly owner costs, with a mortgage | $2,249 ±$149 | $2,179 |
| Owner-occupied homes | 83.1% ±5.1 pts | 69.7% |
| Renter-occupied homes | 16.9% ±5.1 pts | 30.3% |
| Housing units | 2,699 ±239 | 16,926 |
| Single-family detached homes | 66.4% ±6.3 pts | 49.8% |
| Mobile homes | 0.0% ±1.6 pts | 0.0% |
| Built 2020 or later | 0.0% ±1.6 pts | 0.3% |
| Built 2010 to 2019 | 0.0% ±1.6 pts | 5.7% |
| Built 1939 or earlier | 10.0% ±4.0 pts | 18.5% |
| Households with no vehicle | 2.5% ±3.0 pts | 8.3% |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How do people in Census Tract 4015.03 get to work?
69.1% of Census Tract 4015.03's workers drive alone and 22.0% work from home. The average trip to work takes 24.4 minutes. The unemployment rate in 2020-2024 averaged 5.5%.
| Measure | Tract 4015.03 | Catonsville |
|---|---|---|
| In the labor force (age 16+) | 76.3% ±4.6 pts | 63.4% |
| Unemployment rate | 5.5% ±3.4 pts | 4.0% |
| Drove alone to work | 69.1% ±6.6 pts | 67.1% |
| Carpooled | 2.8% ±2.7 pts | 5.2% |
| Public transportation | 0.5% ±0.8 pts | 1.5% |
| Walked | 5.3% ±3.4 pts | 4.2% |
| Worked from home | 22.0% ±6.1 pts | 20.9% |
| Mean travel time to work | 24.4 min ±1.7 | 24.6 min |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
How does Census Tract 4015.03 compare with the other tracts in Baltimore County?
Among Baltimore County's tracts with a reliable estimate, Census Tract 4015.03 ranks as shown below (1 = highest).
| Measure | In Baltimore County | In Catonsville |
|---|---|---|
| Population | 18th of 217 | 1st of 13 |
| Residents per square mile | 154th of 219 | 10th of 13 |
| Median household income | 39th of 213 | 4th of 12 |
| Per capita income | 35th of 217 | 3rd of 13 |
| Median home value | 56th of 215 | 6th of 12 |
| Median gross rent | 52nd of 185 | 2nd of 10 |
| Poverty rate | 71st of 113 | 3rd of 7 |
| Bachelor's degree or higher | 43rd of 214 | 4th of 12 |
| Median age | 111th of 217 | 5th of 13 |
| Owner-occupied share | 70th of 213 | 3rd of 12 |
The tracts next to it on Baltimore County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 4907.01 | 36th | $133,125±$38,009 · within the margin of this tract |
| Tract 4906.02 | 37th | $132,740±$29,835 · within the margin of this tract |
| Tract 4048 | 38th | $132,500±$40,170 · within the margin of this tract |
| Tract 4015.03 | 39th | $131,038±$14,309 |
| Tract 4081 | 40th | $130,167±$39,756 · within the margin of this tract |
| Tract 4044.02 | 41st | $129,277±$10,978 · within the margin of this tract |
| Tract 4902 | 42nd | $128,047±$25,355 · within the margin of this tract |
"Within the margin": the two incomes differ by less than their combined 90% margins, so the survey cannot say which is higher and the ranks between them are not firm.
Source: PlainCities ranks computed from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · How ranks are computed
How reliable are the figures for Census Tract 4015.03?
1 of the 18 figures for Census Tract 4015.03 on this page carries a coefficient of variation over 40% and is marked with a ring: they come from a small sample, so read them as rough.
A census tract's figures rest on a few hundred sampled households over five years, so its margins are wider than a city's. Two tracts differ only when the gap between them is larger than their combined 90% margin (the square root of the sum of the two squared margins). How to read a margin of error.
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026): margins of error as published · Check it at data.census.gov
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections