Signature · 5 LILA tracts (33.3% of tracts)
Williamson County, IL
Williamson County's signature pressure is desert tracts: 5 LILA tracts (33.3% of the book) alongside 32.3% low-access.
- 32.3%
- low-access pop.
- 5
- food-desert tracts
- 16.6%
- on SNAP
- 67K
- residents (ACS 2024)
USDA FARA access plate
County Williamson County, IL
LA-ELEVATED · ABOVE-NATIONAL · LILA-POCKET · SNAP-HEAVY · VEH-OK · DENSITY-DENSE
- LA-ELEVATED 32.3% low-access
- ABOVE-NATIONAL +10.2 pts vs US
- LILA-POCKET 5 food-desert tracts
- SNAP-HEAVY 16.6% SNAP
- VEH-OK 6.0% no vehicle
- DENSITY-DENSE 33% tracts LILA
Nearest low-access peer: Clark County ( -0.1 pts)
Upper-band low-access
Williamson County sits in the upper national band (32.3%, #794 of 3,079) with 5 LILA tracts.
- #794
- national by low-access %
- #25
- in IL
- 10
- low-access tracts
- 8K
- food-desert residents
Upper-band counties often pair elevated low-access with clustered LILA tracts. Low access = >1 mile urban / >10 miles rural.
Signature read: 5 LILA tracts (33.3% of tracts) .
How Williamson County compares nationally
Relative to the 3,133 U.S. counties with USDA food-access data, Williamson County's 32.3% low-access share is elevated, higher than 75% of them and ranked #795 most-affected nationwide.
Williamson County's elevated USDA tier split
15 census tracts grouped by USDA classification · 5 LILA.
By USDA urbanicity classification, Williamson County has 9 urban and 6 rural census tracts. The 1-mile (urban) vs 10-mile (rural) distance threshold above applies per tract, so a county's access rate reflects this mix.
Williamson County vs nearby high low-access peers
Poles + nearest peers in Illinois, not a full county-board reprint
- Scott
Scott 66.5%
66.5 % low-access
- Woodford
Woodford 32.6%
32.6 % low-access
- Williamson
Williamson 32.3%
32.3 % low-access
- Clark
Clark 32.2%
32.2 % low-access
- Boone
Boone 31.5%
31.5 % low-access
- Henry
Henry 31.4%
31.4 % low-access
- Putnam 0.1
Putnam 0.1%
0.1 % low-access
FARA 2019 · elevated low-access
| Indicator | Value |
|---|---|
| Census Tracts | 15 |
| Atlas Population (2010 basis) | 66,357 |
| Low-Access Tracts | 10 |
| Food-Desert Tracts (low-income & low-access) | 5 |
| Low-Access Population | 21,430 |
| Low-Access Share | 32.3%above the national average |
| Low-Income & Low-Access Population | 8,171 |
ACS 2024 · elevated SNAP band
| Indicator | Value |
|---|---|
| Population | 66,876 |
| Median Household Income | $65,604 |
| Poverty Rate | 13.8%near the national average |
| SNAP Households | 4,817 |
| SNAP Participation Rate | 16.6%above the national average |
| Households Without a Vehicle | 6.0%below the national average |
| Group-Quarters Population | 3.2% |
Thick SNAP store book in Williamson County
Williamson County has 62 stores currently authorized to accept SNAP (EBT) benefits, across 6 store categories. Convenience Store lead with 33 locations (53% of the total), followed by combination grocery/other.
Convenience Store · 33
- carterville motomart 3126, carterville
- casey's 3391, marion
- casey's general store 1625, herrin
- casey's general store 1857, johnston city
- casey's general store 2178, marion
- casey's general store 2216, de soto
- casey's general store 2283, energy
- casey's general store 3637, marion
- casey's general store 3669, cambria
- circle k 1332, marion
- circle k 4701340, herrin
- creal springs mini mart, creal springs
- farm fresh, herrin
- farm fresh of carterville, carterville
- grassy general store, carbondale
- huck's #379, marion
- huck's 161, marion
- huck's 239, herrin
- huck's 247, marion
- huck's 366, herrin
- huck's 367, carterville
- huck's 388, marion
- i 57 motomart 3132 3132, marion
- johnston city zx 236, johnston city
- love's travel stop 803, marion
- mach 1 13, marion
- mach 1 22, herrin
- mach 1 23, marion
- marion gas station n/a, marion
- meladi fuel mart inc., marion
- pilot travel center 595, marion
- pittsburg convenience center, pittsburg
- road ranger 279, marion
Combination Grocery/Other · 19
- cvs 6388, marion
- dollar general 0408, marion
- dollar general 0863, marion
- dollar general 1098, herrin
- dollar general 13975, carterville
- dollar general 14361, herrin
- dollar general 4217, johnston city
- dollartree 8196, carterville
- dollar general 13665, marion
- dollar general 14851, pittsburg
- dollar general 15635, creal springs
- dollar general 2982, carterville
- dollar general 30523, marion
- dollar general 31027, herrin
- dollar tree 3564, marion
- dollar tree 6695, marion
- dollar tree 8386, herrin
- walgreens 7578, marion
- walgreens 12089, herrin
Super Store · 6
- kroger l746 746, herrin
- kroger ms-380 380, marion
- sam's club 8180, marion
- target store 674, marion
- walmart 596, herrin
- walmart supercenter 216, marion
Large Grocery Store · 2
- johnston city food shop, johnston city
- smalls meat market, llc, marion
Farmers' Market · 1
- marion farmer's market, marion
Supermarket · 1
- aldi 41001 41001, marion
Source: USDA SNAP Retailer Locator (currently authorized stores, a live third population, not the 2019 Atlas or ACS 2024 snapshot above).
Other Counties in Illinois
One of 101 counties in Illinois, 6 are shown here.
Compare Williamson County vs Adams County → · All Illinois counties →
Counties near Williamson County's elevated low-access or SNAP band
Two USDA/ACS-derived peer sets for Williamson County, both outside Illinois so the neighborhoods are not the same-state county list above.
Similar low-access share
Nearest low-access rates outside IL (32.3% here).
- Bingham County, ID · 32.3% low-access
- Bingham County, ID · 32.3% low-access
- Webster County, IA · 32.3% low-access
- Webster County, IA · 32.3% low-access
Similar SNAP participation
Nearest household SNAP rates outside IL (16.6% here).
- Essex County, MA · 16.6% SNAP
- Essex County, MA · 16.6% SNAP
- Newaygo County, MI · 16.6% SNAP
- Newaygo County, MI · 16.6% SNAP
Source: USDA Food Access Research Atlas (2019) + Census ACS 2024 SNAP. Peers floor at 10,000 residents so stub counties cannot own the match.
Williamson County inside a higher low-access state context
Williamson County sits inside Illinois (ringed). Each state is colored by population-weighted low-access; click any state to compare.
USDA Economic Research Service, Food Access Research Atlas (2019), population-weighted · Census ACS 2024 context
Read with this county
Sources: USDA Economic Research Service, Food Access Research Atlas (2019) · U.S. Census Bureau, American Community Survey, 2024 5-Year Estimates · methodology · compiled .
PlainFoodAccess renders this county profile directly from the USDA Food Access Research Atlas (2019) and U.S. Census Bureau American Community Survey (2024 5-year estimates), no number is typed in by an editor. Figures for Williamson County, IL are computed from the joined Atlas and ACS records for FIPS 17199. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026-06-23. Primary sources: USDA Food Access Research Atlas and Census ACS 5-year estimates.
Note: This page presents public USDA and Census data for informational purposes and is not professional advice. Figures reflect the cited dataset vintages and may differ from the most recent local conditions. How this data is sourced & verified.