Market insights · Illinois
Putnam County, IL: growth, migration and housing
Putnam County has 5,619 residents, down 0.1% since 2020 (+0.0% in the last year). In 2022–2023, 118 households moved in and 137 moved out (-19 net), while a net $1.0M of income left. Median household income is $75,590, the median home $172,700 and median rent $851 a month.
In Illinois: 20th of 102 counties for 5-year population growth · 79th of 102 counties for net in-migration (per resident) · 24th of 102 counties for median household income · 26th of 102 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Putnam County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| LaSalle County, IL | 39 | $1.6M |
| Bureau County, IL | 28 | $1.7M |
Where leavers went
Top counties by households leaving Putnam County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| LaSalle County, IL | 43 | $2.5M |
| Bureau County, IL | 33 | $1.4M |
BizyFi in Putnam County
No companies in the BizyFi directory are based here yet. Search them on the company map (company names with a free account), or browse Illinois companies.
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Sources: U.S. Census Bureau population estimates (vintage 2025), American Community Survey 5-year (2024), and IRS Statistics of Income county-to-county migration data (2022–2023). Migration counts are tax returns (roughly households) moving between U.S. counties; the IRS suppresses very small flows. Growth rates, per-1,000 figures, rent share and state ranks are BizyFi calculations. Data updated 2026-10-17. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.