Census tract · Baltimore County
Census Tract 4309, Baltimore County, Maryland
Census Tract 4309, GEOID 24005430900, in Baltimore County, Maryland, entirely within Arbutus. 5,768 residents in the ACS 2020-2024 5-year estimates (±774); the 2020 Census counted 5,702.
Residents, 2020-2024
5,768
±774 (90% margin)
2020 Census count: 5,702
Median household income
$60,711
±$15,244 (90% margin)
Baltimore County: $91,768
Median home value
$341,000
±$19,008 (90% margin)
Baltimore County: $349,300
Median gross rent
$1,177
±$53 (90% margin)
Baltimore County: $1,627
Where is Census Tract 4309?
Census Tract 4309 is one of 219 census tracts in Baltimore County, Maryland. It covers 0.56 square miles of land, 10,146 residents per square mile in 2020. Its GEOID, 24005430900, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Arbutus | 100% |
5 census tracts border Census Tract 4309: Tract 4001 ($77,646), Tract 4304 ($93,487), Tract 4308 ($114,038), Tract 4925 and Tract 2501.03 in Baltimore city ($38,732). 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 4309?
The 2020-2024 American Community Survey puts Census Tract 4309's population at 5,768 (±774) in 2,032 households; the 2020 Census counted 5,702 residents and 2,284 housing units.
| Measure | Tract 4309 | Arbutus |
|---|---|---|
| Total population | 5,768 ±774 | 22,507 |
| Households | 2,032 ±226 | 8,424 |
| Average household size | 2.83 ±0.33 | 2.66 |
| Housing units | 2,121 ±211 | 8,618 |
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 4309?
The median resident of Census Tract 4309 is 28.8 years old; 22.9% are under 18 and 6.5% are 65 or older. The largest group is non-Hispanic white residents at 40.4%, then non-Hispanic Black residents at 28.4%. 22.5% of residents were born outside the United States.
| Measure | Tract 4309 | Arbutus |
|---|---|---|
| Median age | 28.8 ±4.4 | 33.9 |
| Under 18 years | 22.9% ±5.3 pts | 21.8% |
| 65 years and over | 6.5% ±1.7 pts | 11.3% |
| Hispanic or Latino (any race) | 12.2% ±7.6 pts | 8.9% |
| White alone, not Hispanic | 40.4% ±10.6 pts | 61.6% |
| Black or African American alone, not Hispanic | 28.4% ±11.4 pts | 13.5% |
| Asian alone, not Hispanic | 15.0% ±6.3 pts | 11.7% |
| American Indian and Alaska Native alone, not Hispanic | 0.3% ±0.4 pts | 0.2% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±0.7 pts | 0.0% |
| Two or more races, not Hispanic | 3.7% ±3.2 pts | 3.8% |
| Some other race alone, not Hispanic | 0.0% ±0.7 pts | 0.3% |
| Born outside the United States | 22.5% ±7.1 pts | 14.4% |
| Speak a language other than English at home (age 5+) | 26.0% ±10.2 pts | 18.4% |
| Civilian veterans (age 18+) | 1.9% ±1.9 pts | 5.7% |
| With a disability | 9.7% ±4.4 pts | 9.7% |
| No health insurance coverage | 9.8% ±5.5 pts | 5.8% |
| High school graduate or higher (age 25+) | 89.7% ±6.8 pts | 91.9% |
| Bachelor's degree or higher (age 25+) | 38.3% ±14.3 pts | 41.8% |
| Graduate or professional degree (age 25+) | 14.7% ±7.6 pts | 16.6% |
| Lived in the same house a year earlier | 68.9% ±8.8 pts | 83.8% |
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 4309 earn?
Half of the 2,032 households in Census Tract 4309 earn less than $60,711 a year (±$15,244), against $91,768 across Baltimore County: 194th highest of the county's 213 tracts with a reliable estimate. 24.9% of residents live below the poverty line.
| Measure | Tract 4309 | Arbutus |
|---|---|---|
| Median household income | $60,711 ±$15,244 | $99,090 |
| Mean household income | $82,111 ±$13,930 | $116,432 |
| Per capita income | $29,882 ±$4,969 | $44,292 |
| People below the poverty line | 24.9% ±10.6 pts | 14.0% |
| Children under 18 below the poverty line | 37.0% ±18.5 pts | 16.0% |
| Households receiving SNAP | 18.1% ±8.0 pts | 11.0% |
| Households with a computer | 98.9% ±1.6 pts | 99.0% |
| Households with a broadband subscription | 98.3% ±1.9 pts | 95.6% |
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 4309?
Owners occupy 37.1% of Census Tract 4309's occupied homes and renters 62.9%. The median owner-occupied home is valued at $341,000 by its owner (±$19,008). The median renter pays $1,177 a month including utilities, and 46.3% of renters pay 35% or more of their income on rent.
| Measure | Tract 4309 | Arbutus |
|---|---|---|
| Median home value (owner-occupied) | $341,000 ±$19,008 | $322,600 |
| Median gross rent | $1,177 ±$53 | $1,318 |
| Renters paying 35% or more of income on rent | 46.3% ±17.5 pts | 32.2% |
| Median monthly owner costs, with a mortgage | $2,269 ±$253 | $1,935 |
| Owner-occupied homes | 37.1% ±8.0 pts | 69.2% |
| Renter-occupied homes | 62.9% ±8.0 pts | 30.8% |
| Housing units | 2,121 ±211 | 8,618 |
| Single-family detached homes | 34.7% ±9.2 pts | 52.6% |
| Mobile homes | 0.5% ±1.3 pts | 0.3% |
| Built 2020 or later | 0.0% ±2.0 pts | 0.2% |
| Built 2010 to 2019 | 0.0% ±2.0 pts | 1.8% |
| Built 1939 or earlier | 20.0% ±7.3 pts | 18.1% |
| Households with no vehicle | 15.1% ±9.2 pts | 4.6% |
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 4309 get to work?
65.0% of Census Tract 4309's workers drive alone. The average trip to work takes 21.8 minutes.
| Measure | Tract 4309 | Arbutus |
|---|---|---|
| In the labor force (age 16+) | 73.4% ±7.0 pts | 74.2% |
| Unemployment rate | 5.1% ±4.7 pts | 3.8% |
| Drove alone to work | 65.0% ±12.2 pts | 74.1% |
| Carpooled | 6.6% ±3.2 pts | 5.1% |
| Public transportation | 8.8% ±7.3 pts | 3.7% |
| Walked | 10.7% ±13.6 pts | 3.2% |
| Worked from home | 8.8% ±6.4 pts | 13.6% |
| Mean travel time to work | 21.8 min ±4.2 | 24.5 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 4309 compare with the other tracts in Baltimore County?
Among Baltimore County's tracts with a reliable estimate, Census Tract 4309 ranks as shown below (1 = highest).
| Measure | In Baltimore County | In Arbutus |
|---|---|---|
| Population | 33rd of 217 | 1st of 5 |
| Residents per square mile | 19th of 219 | 1st of 5 |
| Median household income | 194th of 213 | 5th of 5 |
| Per capita income | 196th of 217 | 5th of 5 |
| Median home value | 98th of 215 | 2nd of 5 |
| Median gross rent | 172nd of 185 | 4th of 4 |
| Poverty rate | 8th of 113 | 1st of 3 |
| Bachelor's degree or higher | 115th of 214 | 3rd of 5 |
| Median age | 210th of 217 | 5th of 5 |
| Owner-occupied share | 193rd of 213 | 5th of 5 |
The tracts next to it on Baltimore County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 4042.02 | 191st | $61,786±$5,376 · within the margin of this tract |
| Tract 4301.01 | 192nd | $61,061±$8,851 · within the margin of this tract |
| Tract 4502 | 193rd | $60,741±$11,384 · within the margin of this tract |
| Tract 4309 | 194th | $60,711±$15,244 |
| Tract 4513 | 195th | $60,685±$14,231 · within the margin of this tract |
| Tract 4024.04 | 196th | $59,741±$12,748 · within the margin of this tract |
| Tract 4085.06 | 197th | $59,322±$13,850 · 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 4309?
1 of the 18 figures for Census Tract 4309 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