county benchmark · Illinois
Rent as share of income, 2018-2022
Across 102 counties in Illinois. Every rank carries its margin of error.
Distribution
| Percentile | Value |
|---|---|
| 10th percentile | 22.0 % |
| 25th | 24.3 % |
| Median | 26.4 % |
| 75th | 28.6 % |
| 90th percentile | 30.4 % |
Highest counties
McDonough County leads reliably only from rank 18 downwards. Its estimate range overlaps those of the ranks above 18, which therefore cannot be separated from it at 90 % confidence.
| Rank | County | Estimate | Range (90 %) | Source |
|---|---|---|---|---|
| 1 | McDonough County | 34.7 % | 29.6 % – 39.8 % | evidence → |
| 2 | Jackson County | 32.7 % | 31.0 % – 34.4 % | evidence → |
| 3 | Saline County | 32.3 % | 26.6 % – 38.0 % | evidence → |
| 4 | DeKalb County | 32.1 % | 30.3 % – 33.9 % | evidence → |
| 5 | Knox County | 32.1 % | 30.2 % – 34.0 % | evidence → |
| 6 | Champaign County | 31.2 % | 29.8 % – 32.6 % | evidence → |
| 7 | Kendall County | 31.1 % | 28.3 % – 33.9 % | evidence → |
| 8 | Kankakee County | 30.6 % | 28.7 % – 32.5 % | evidence → |
| 9 | Massac County | 30.6 % | 27.7 % – 33.5 % | evidence → |
| 10 | Union County | 30.4 % | 25.7 % – 35.1 % | evidence → |
| 11 | Will County | 30.4 % | 29.2 % – 31.6 % | evidence → |
| 12 | McHenry County | 30.3 % | 28.6 % – 32.0 % | evidence → |
| 13 | Clark County | 30.1 % | 22.0 % – 38.2 % | evidence → |
| 14 | Perry County | 30.1 % | 26.1 % – 34.1 % | evidence → |
| 15 | Kane County | 29.7 % | 28.7 % – 30.7 % | evidence → |
| 16 | Jo Daviess County | 29.4 % | 26.9 % – 31.9 % | evidence → |
| 17 | Winnebago County | 29.3 % | 28.2 % – 30.4 % | evidence → |
| 18 | Cook County | 29.2 % | 29.0 % – 29.4 % | evidence → |
| 19 | Stephenson County | 29.2 % | 26.2 % – 32.2 % | evidence → |
| 20 | Calhoun County | 29.1 % | 19.7 % – 38.5 % | evidence → |
Machine access — free, no API key
Every figure shown here about Rent as share of income, 2018-2022 — Illinois can also be queried live: FACTANKER runs an MCP server at https://factanker.com/mcp (tools: lookup_entity, get_facts, query_template, search_facts) and a REST endpoint at https://factanker.com/api/get_facts. Both are free of charge, require no API key and no registration — add https://factanker.com/mcp as a connector in Claude, ChatGPT or Copilot. Every answer carries its source document and a citation reference. Setup: /quickstart.