Census tract · Auglaize County
Census Tract 406, Auglaize County, Ohio
Census Tract 406, GEOID 39011040600, in Auglaize County, Ohio, entirely within St. Marys Township. 3,701 residents in the ACS 2020-2024 5-year estimates (±397); the 2020 Census counted 3,749.
Residents, 2020-2024
3,701
±397 (90% margin)
2020 Census count: 3,749
Median household income
$63,553
±$12,305 (90% margin)
Auglaize County: $78,660
Median home value
$135,700
±$13,288 (90% margin)
Auglaize County: $189,800
Median gross rent
$852
±$189 (90% margin)
Auglaize County: $868
Where is Census Tract 406?
Census Tract 406 is one of 11 census tracts in Auglaize County, Ohio. It covers 25.30 square miles of land, 148 residents per square mile in 2020. Its GEOID, 39011040600, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| St. Marys Township | 100% |
| St. Marys | 57% |
8 census tracts border Census Tract 406: Tract 405 ($94,293), Tract 409 ($91,393), Tract 411 ($88,472), Tract 412.01 ($62,143), Tract 412.02 ($83,263), Tract 9678 in Mercer County ($62,611), Tract 9679 in Mercer County ($109,325) and Tract 9715 in Shelby County ($92,384). 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 406?
The 2020-2024 American Community Survey puts Census Tract 406's population at 3,701 (±397) in 1,568 households; the 2020 Census counted 3,749 residents and 1,565 housing units.
| Measure | Tract 406 | St. Marys Township |
|---|---|---|
| Total population | 3,701 ±397 | 11,085 |
| Households | 1,568 ±187 | 4,776 |
| Average household size | 2.33 ±0.22 | 2.29 |
| Housing units | 1,685 ±164 | 5,154 |
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 406?
The median resident of Census Tract 406 is 43.4 years old; 21.9% are under 18 and 19.2% are 65 or older. The largest group is non-Hispanic white residents at 95.8%, then non-Hispanic Black residents at 1.5%.
| Measure | Tract 406 | St. Marys Township |
|---|---|---|
| Median age | 43.4 ±5.3 | 41.3 |
| Under 18 years | 21.9% ±4.6 pts | 21.7% |
| 65 years and over | 19.2% ±4.5 pts | 20.2% |
| Hispanic or Latino (any race) | 1.2% ±1.2 pts | 4.6% |
| White alone, not Hispanic | 95.8% ±2.6 pts | 91.3% |
| Black or African American alone, not Hispanic | 1.5% ±2.2 pts | 1.3% |
| Asian alone, not Hispanic | 0.3% ±0.5 pts | 0.2% |
| American Indian and Alaska Native alone, not Hispanic | 0.1% ±0.2 pts | 0.0% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±1.0 pts | 0.0% |
| Two or more races, not Hispanic | 1.1% ±0.9 pts | 2.5% |
| Some other race alone, not Hispanic | 0.0% ±1.0 pts | 0.0% |
| Born outside the United States | 0.3% ±0.5 pts | 0.2% |
| Speak a language other than English at home (age 5+) | 1.1% ±1.4 pts | 0.5% |
| Civilian veterans (age 18+) | 9.8% ±4.3 pts | 8.8% |
| With a disability | 14.7% ±5.6 pts | 15.8% |
| No health insurance coverage | 8.0% ±4.0 pts | 4.9% |
| High school graduate or higher (age 25+) | 93.8% ±3.3 pts | 95.2% |
| Bachelor's degree or higher (age 25+) | 19.8% ±7.1 pts | 18.0% |
| Graduate or professional degree (age 25+) | 7.6% ±3.4 pts | 5.8% |
| Lived in the same house a year earlier | 88.9% ±5.5 pts | 89.4% |
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 406 earn?
Half of the 1,568 households in Census Tract 406 earn less than $63,553 a year (±$12,305), against $78,660 across Auglaize County: 9th highest of the county's 11 tracts with a reliable estimate. 11.1% of residents live below the poverty line.
| Measure | Tract 406 | St. Marys Township |
|---|---|---|
| Median household income | $63,553 ±$12,305 | $75,000 |
| Mean household income | $83,575 ±$8,617 | $86,058 |
| Per capita income | $36,368 ±$4,340 | $37,379 |
| People below the poverty line | 11.1% ±5.9 pts | 6.8% |
| Children under 18 below the poverty line | 21.4% ±17.9 pts | 9.1% |
| Households receiving SNAP | 7.4% ±4.6 pts | 6.4% |
| Households with a computer | 92.3% ±6.1 pts | 93.8% |
| Households with a broadband subscription | 85.0% ±7.3 pts | 87.1% |
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 406?
Owners occupy 85.7% of Census Tract 406's occupied homes and renters 14.3%. The median owner-occupied home is valued at $135,700 by its owner (±$13,288). The median renter pays $852 a month including utilities.
| Measure | Tract 406 | St. Marys Township |
|---|---|---|
| Median home value (owner-occupied) | $135,700 ±$13,288 | $151,400 |
| Median gross rent | $852 ±$189 | $879 |
| Renters paying 35% or more of income on rent | 7.6% ±10.6 pts | 29.1% |
| Median monthly owner costs, with a mortgage | $1,157 ±$152 | $1,207 |
| Owner-occupied homes | 85.7% ±5.4 pts | 75.7% |
| Renter-occupied homes | 14.3% ±5.4 pts | 24.3% |
| Housing units | 1,685 ±164 | 5,154 |
| Single-family detached homes | 88.1% ±5.7 pts | 79.1% |
| Mobile homes | 3.1% ±3.5 pts | 2.4% |
| Built 2020 or later | 0.2% ±0.4 pts | 0.9% |
| Built 2010 to 2019 | 0.1% ±0.3 pts | 1.4% |
| Built 1939 or earlier | 46.8% ±7.9 pts | 35.3% |
| Households with no vehicle | 4.8% ±3.1 pts | 5.0% |
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 406 get to work?
84.6% of Census Tract 406's workers drive alone. The average trip to work takes 16.6 minutes.
| Measure | Tract 406 | St. Marys Township |
|---|---|---|
| In the labor force (age 16+) | 66.5% ±5.5 pts | 66.7% |
| Unemployment rate | 2.6% ±2.4 pts | 1.4% |
| Drove alone to work | 84.6% ±6.4 pts | 83.1% |
| Carpooled | 9.8% ±5.2 pts | 8.9% |
| Public transportation | 0.0% ±2.0 pts | 0.0% |
| Walked | 0.9% ±1.1 pts | 1.1% |
| Worked from home | 2.8% ±2.7 pts | 3.6% |
| Mean travel time to work | 16.6 min ±2.5 | 16.1 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 406 compare with the other tracts in Auglaize County?
Among Auglaize County's tracts with a reliable estimate, Census Tract 406 ranks as shown below (1 = highest).
| Measure | In Auglaize County |
|---|---|
| Population | 9th of 11 |
| Residents per square mile | 7th of 11 |
| Median household income | 9th of 11 |
| Per capita income | 8th of 11 |
| Median home value | 11th of 11 |
| Median gross rent | 8th of 11 |
| Poverty rate | 3rd of 8 |
| Bachelor's degree or higher | 6th of 11 |
| Median age | 3rd of 11 |
| Owner-occupied share | 3rd of 11 |
The tracts next to it on Auglaize County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 412.02 | 6th | $83,263±$6,046 |
| Tract 402 | 7th | $77,639±$10,251 · within the margin of this tract |
| Tract 404 | 8th | $69,288±$9,250 · within the margin of this tract |
| Tract 406 | 9th | $63,553±$12,305 |
| Tract 403 | 10th | $63,152±$11,435 · within the margin of this tract |
| Tract 412.01 | 11th | $62,143±$19,577 · 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 406?
4 of the 18 figures for Census Tract 406 on this page carry a coefficient of variation over 40% and are 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