Census tract · Marion County
Census Tract 3421.01, Marion County, Indiana
Census Tract 3421.01, GEOID 18097342101, in Marion County, Indiana, entirely within Indianapolis and Wayne Township, Marion County. 5,417 residents in the ACS 2020-2024 5-year estimates (±694); the 2020 Census counted 5,575.
Residents, 2020-2024
5,417
±694 (90% margin)
2020 Census count: 5,575
Median household income
$65,922
±$6,207 (90% margin)
Marion County: $66,346
Median home value
$186,200
±$8,661 (90% margin)
Marion County: $224,000
Median gross rent
$1,277
±$170 (90% margin)
Marion County: $1,153
Where is Census Tract 3421.01?
Census Tract 3421.01 is one of 253 census tracts in Marion County, Indiana. It covers 1.80 square miles of land, 3,104 residents per square mile in 2020. Its GEOID, 18097342101, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Indianapolis | 100% |
| Wayne Township, Marion County | 100% |
4 census tracts border Census Tract 3421.01: Tract 3419.02 ($72,609), Tract 3420 ($70,510), Tract 3422 ($49,405) and Tract 3908.01. 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 3421.01?
The 2020-2024 American Community Survey puts Census Tract 3421.01's population at 5,417 (±694) in 2,144 households; the 2020 Census counted 5,575 residents and 2,061 housing units.
| Measure | Tract 3421.01 | Indianapolis |
|---|---|---|
| Total population | 5,417 ±694 | 885,860 |
| Households | 2,144 ±341 | 362,961 |
| Average household size | 2.53 ±0.24 | 2.40 |
| Housing units | 2,268 ±341 | 401,428 |
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 3421.01?
The median resident of Census Tract 3421.01 is 33.8 years old; 29.2% are under 18 and 9.6% are 65 or older. The largest group is non-Hispanic white residents at 38.7%, then Hispanic or Latino residents (of any race) at 29.6%. 18.8% of residents were born outside the United States.
| Measure | Tract 3421.01 | Indianapolis |
|---|---|---|
| Median age | 33.8 ±7.7 | 34.3 |
| Under 18 years | 29.2% ±4.6 pts | 24.8% |
| 65 years and over | 9.6% ±2.6 pts | 13.1% |
| Hispanic or Latino (any race) | 29.6% ±11.8 pts | 13.8% |
| White alone, not Hispanic | 38.7% ±7.2 pts | 48.9% |
| Black or African American alone, not Hispanic | 23.3% ±6.3 pts | 27.6% |
| Asian alone, not Hispanic | 1.6% ±1.5 pts | 4.2% |
| 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 | 6.7% ±4.0 pts | 4.9% |
| Some other race alone, not Hispanic | 0.1% ±0.3 pts | 0.6% |
| Born outside the United States | 18.8% ±7.2 pts | 12.7% |
| Speak a language other than English at home (age 5+) | 32.4% ±9.8 pts | 18.3% |
| Civilian veterans (age 18+) | 3.4% ±1.9 pts | 5.4% |
| With a disability | 12.2% ±3.7 pts | 13.9% |
| No health insurance coverage | 7.3% ±2.8 pts | 8.8% |
| High school graduate or higher (age 25+) | 77.5% ±11.0 pts | 87.9% |
| Bachelor's degree or higher (age 25+) | 20.5% ±6.0 pts | 34.9% |
| Graduate or professional degree (age 25+) | 5.7% ±3.0 pts | 12.8% |
| Lived in the same house a year earlier | 88.0% ±7.2 pts | 85.4% |
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 3421.01 earn?
Half of the 2,144 households in Census Tract 3421.01 earn less than $65,922 a year (±$6,207), against $66,346 across Marion County: 116th highest of the county's 246 tracts with a reliable estimate. 17.9% of residents live below the poverty line.
| Measure | Tract 3421.01 | Indianapolis |
|---|---|---|
| Median household income | $65,922 ±$6,207 | $66,219 |
| Mean household income | $72,167 ±$8,384 | $90,667 |
| Per capita income | $27,161 ±$3,583 | $37,680 |
| People below the poverty line | 17.9% ±9.7 pts | 15.8% |
| Children under 18 below the poverty line | 27.7% ±16.2 pts | 22.4% |
| Households receiving SNAP | 5.5% ±3.6 pts | 12.6% |
| Households with a computer | 97.2% ±2.3 pts | 95.9% |
| Households with a broadband subscription | 85.8% ±11.6 pts | 91.8% |
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 3421.01?
Owners occupy 65.8% of Census Tract 3421.01's occupied homes and renters 34.2%. The median owner-occupied home is valued at $186,200 by its owner (±$8,661). The median renter pays $1,277 a month including utilities, and 32.4% of renters pay 35% or more of their income on rent.
| Measure | Tract 3421.01 | Indianapolis |
|---|---|---|
| Median home value (owner-occupied) | $186,200 ±$8,661 | $224,800 |
| Median gross rent | $1,277 ±$170 | $1,156 |
| Renters paying 35% or more of income on rent | 32.4% ±19.5 pts | 41.7% |
| Median monthly owner costs, with a mortgage | $1,311 ±$96 | $1,462 |
| Owner-occupied homes | 65.8% ±11.7 pts | 56.0% |
| Renter-occupied homes | 34.2% ±11.7 pts | 44.0% |
| Housing units | 2,268 ±341 | 401,428 |
| Single-family detached homes | 85.3% ±5.5 pts | 59.0% |
| Mobile homes | 0.0% ±1.6 pts | 1.2% |
| Built 2020 or later | 0.0% ±1.6 pts | 1.1% |
| Built 2010 to 2019 | 0.0% ±1.6 pts | 6.7% |
| Built 1939 or earlier | 9.6% ±6.8 pts | 15.7% |
| Households with no vehicle | 4.6% ±4.4 pts | 8.4% |
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 3421.01 get to work?
83.3% of Census Tract 3421.01's workers drive alone and 6.5% work from home. The average trip to work takes 20.7 minutes.
| Measure | Tract 3421.01 | Indianapolis |
|---|---|---|
| In the labor force (age 16+) | 69.6% ±5.8 pts | 68.6% |
| Unemployment rate | 1.8% ±1.5 pts | 5.1% |
| Drove alone to work | 83.3% ±4.9 pts | 71.8% |
| Carpooled | 9.6% ±4.2 pts | 9.6% |
| Public transportation | 0.0% ±1.4 pts | 1.4% |
| Walked | 0.0% ±1.4 pts | 1.8% |
| Worked from home | 6.5% ±3.6 pts | 14.0% |
| Mean travel time to work | 20.7 min ±2.1 | 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 3421.01 compare with the other tracts in Marion County?
Among Marion County's tracts with a reliable estimate, Census Tract 3421.01 ranks as shown below (1 = highest).
| Measure | In Marion County | In Indianapolis |
|---|---|---|
| Population | 46th of 252 | 42nd of 231 |
| Residents per square mile | 133rd of 253 | 121st of 232 |
| Median household income | 116th of 246 | 107th of 226 |
| Per capita income | 177th of 250 | 160th of 229 |
| Median home value | 147th of 247 | 134th of 226 |
| Median gross rent | 84th of 237 | 77th of 217 |
| Poverty rate | 87th of 172 | 86th of 161 |
| Bachelor's degree or higher | 174th of 238 | 160th of 218 |
| Median age | 142nd of 251 | 129th of 230 |
| Owner-occupied share | 98th of 249 | 85th of 228 |
The tracts next to it on Marion County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 3301.05 | 113th | $67,271±$4,082 · within the margin of this tract |
| Tract 3904.11 | 114th | $67,170±$15,135 · within the margin of this tract |
| Tract 3605.01 | 115th | $66,211±$10,613 · within the margin of this tract |
| Tract 3421.01 | 116th | $65,922±$6,207 |
| Tract 3548 | 117th | $65,813±$11,258 · within the margin of this tract |
| Tract 3504 | 118th | $65,750±$20,919 · within the margin of this tract |
| Tract 3580 | 119th | $65,625±$14,244 · 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 3421.01?
1 of the 18 figures for Census Tract 3421.01 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