Census tract · Piatt County
Census Tract 9546, Piatt County, Illinois
Census Tract 9546, GEOID 17147954600, in Piatt County, Illinois, mostly within Monticello Township (91% of its census blocks). 6,661 residents in the ACS 2020-2024 5-year estimates (±225); the 2020 Census counted 6,310.
Residents, 2020-2024
6,661
±225 (90% margin)
2020 Census count: 6,310
Median household income
$98,914
±$8,107 (90% margin)
Piatt County: $94,811
Median home value
$214,900
±$20,775 (90% margin)
Piatt County: $180,600
Median gross rent
$1,379
±$355 (90% margin)
Piatt County: $1,046
Where is Census Tract 9546?
Census Tract 9546 is one of 4 census tracts in Piatt County, Illinois. It covers 25.23 square miles of land, 250 residents per square mile in 2020. Its GEOID, 17147954600, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Monticello Township | 91% |
| Monticello | 81% |
| Sangamon Township | 5% |
| Willow Branch Township | 4% |
3 census tracts border Census Tract 9546: Tract 9545 ($99,625), Tract 9547 ($81,827) and Tract 9548 ($87,159). 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 9546?
The 2020-2024 American Community Survey puts Census Tract 9546's population at 6,661 (±225) in 2,852 households; the 2020 Census counted 6,310 residents and 2,736 housing units.
| Measure | Tract 9546 | Monticello Township |
|---|---|---|
| Total population | 6,661 ±225 | 6,154 |
| Households | 2,852 ±164 | 2,694 |
| Average household size | 2.29 ±0.12 | 2.25 |
| Housing units | 2,959 ±156 | 2,801 |
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 9546?
The median resident of Census Tract 9546 is 44.8 years old; 18.3% are under 18 and 23.0% are 65 or older. The largest group is non-Hispanic white residents at 94.8%, then non-Hispanic Black residents at 2.6%. 2.7% of residents were born outside the United States.
| Measure | Tract 9546 | Monticello Township |
|---|---|---|
| Median age | 44.8 ±6.2 | 46.7 |
| Under 18 years | 18.3% ±2.9 pts | 16.2% |
| 65 years and over | 23.0% ±3.7 pts | 23.2% |
| Hispanic or Latino (any race) | 1.8% ±0.9 pts | 1.9% |
| White alone, not Hispanic | 94.8% ±1.9 pts | 96.8% |
| Black or African American alone, not Hispanic | 2.6% ±1.3 pts | 0.4% |
| Asian alone, not Hispanic | 0.8% ±1.0 pts | 0.9% |
| American Indian and Alaska Native alone, not Hispanic | 0.0% ±0.6 pts | 0.0% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±0.6 pts | 0.0% |
| Two or more races, not Hispanic | 0.0% ±0.6 pts | 0.0% |
| Some other race alone, not Hispanic | 0.0% ±0.6 pts | 0.0% |
| Born outside the United States | 2.7% ±1.4 pts | 2.9% |
| Speak a language other than English at home (age 5+) | 2.5% ±1.7 pts | 2.7% |
| Civilian veterans (age 18+) | 5.9% ±2.2 pts | 5.4% |
| With a disability | 12.4% ±3.2 pts | 11.7% |
| No health insurance coverage | 1.1% ±1.1 pts | 1.4% |
| High school graduate or higher (age 25+) | 95.9% ±2.4 pts | 95.4% |
| Bachelor's degree or higher (age 25+) | 40.4% ±5.6 pts | 38.0% |
| Graduate or professional degree (age 25+) | 13.9% ±4.0 pts | 13.6% |
| Lived in the same house a year earlier | 89.9% ±5.1 pts | 91.8% |
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 9546 earn?
Half of the 2,852 households in Census Tract 9546 earn less than $98,914 a year (±$8,107), against $94,811 across Piatt County: 2nd highest of the county's 4 tracts with a reliable estimate. 5.4% of residents live below the poverty line.
| Measure | Tract 9546 | Monticello Township |
|---|---|---|
| Median household income | $98,914 ±$8,107 | $99,256 |
| Mean household income | $113,197 ±$12,628 | $112,109 |
| Per capita income | $49,044 ±$4,945 | $49,908 |
| People below the poverty line | 5.4% ±3.4 pts | 5.2% |
| Children under 18 below the poverty line | 6.6% ±7.5 pts | 8.0% |
| Households receiving SNAP | 3.8% ±3.2 pts | 3.0% |
| Households with a computer | 94.3% ±3.2 pts | 96.7% |
| Households with a broadband subscription | 92.1% ±3.8 pts | 92.2% |
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 9546?
Owners occupy 83.8% of Census Tract 9546's occupied homes and renters 16.2%. The median owner-occupied home is valued at $214,900 by its owner (±$20,775). The median renter pays $1,379 a month including utilities, and 29.7% of renters pay 35% or more of their income on rent.
| Measure | Tract 9546 | Monticello Township |
|---|---|---|
| Median home value (owner-occupied) | $214,900 ±$20,775 | $209,500 |
| Median gross rent | $1,379 ±$355 | $1,382 |
| Renters paying 35% or more of income on rent | 29.7% ±18.2 pts | 21.9% |
| Median monthly owner costs, with a mortgage | $1,708 ±$167 | $1,648 |
| Owner-occupied homes | 83.8% ±5.6 pts | 84.4% |
| Renter-occupied homes | 16.2% ±5.6 pts | 15.6% |
| Housing units | 2,959 ±156 | 2,801 |
| Single-family detached homes | 82.0% ±6.2 pts | 82.2% |
| Mobile homes | 0.6% ±1.0 pts | 0.6% |
| Built 2020 or later | 0.0% ±1.3 pts | 0.0% |
| Built 2010 to 2019 | 10.6% ±3.1 pts | 5.2% |
| Built 1939 or earlier | 14.2% ±5.3 pts | 16.9% |
| Households with no vehicle | 2.2% ±1.5 pts | 0.8% |
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 9546 get to work?
90.6% of Census Tract 9546's workers drive alone and 6.9% work from home. The average trip to work takes 23.0 minutes.
| Measure | Tract 9546 | Monticello Township |
|---|---|---|
| In the labor force (age 16+) | 65.3% ±4.3 pts | 64.3% |
| Unemployment rate | 0.5% ±0.8 pts | 0.5% |
| Drove alone to work | 90.6% ±4.1 pts | 91.8% |
| Carpooled | 2.2% ±2.3 pts | 1.6% |
| Public transportation | 0.0% ±1.0 pts | 0.0% |
| Walked | 0.3% ±0.5 pts | 0.3% |
| Worked from home | 6.9% ±3.4 pts | 6.3% |
| Mean travel time to work | 23.0 min ±2.6 | 23.1 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 9546 compare with the other tracts in Piatt County?
Among Piatt County's tracts with a reliable estimate, Census Tract 9546 ranks as shown below (1 = highest).
| Measure | In Piatt County |
|---|---|
| Population | 1st of 4 |
| Residents per square mile | 1st of 4 |
| Median household income | 2nd of 4 |
| Per capita income | 2nd of 4 |
| Median home value | 2nd of 4 |
| Median gross rent | 1st of 4 |
| Poverty rate | 3rd of 4 |
| Bachelor's degree or higher | 1st of 4 |
| Median age | 2nd of 4 |
| Owner-occupied share | 2nd of 4 |
The tracts next to it on Piatt County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 9545 | 1st | $99,625±$4,835 · within the margin of this tract |
| Tract 9546 | 2nd | $98,914±$8,107 |
| Tract 9548 | 3rd | $87,159±$12,527 · within the margin of this tract |
| Tract 9547 | 4th | $81,827±$11,726 |
"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 9546?
1 of the 18 figures for Census Tract 9546 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