Market insights · Wisconsin
Fond du Lac County, WI: growth, migration and housing
Fond du Lac County has 104,669 residents, up 0.5% since 2020 (-0.1% in the last year). In 2022–2023, 2,228 households moved in and 2,328 moved out (-100 net), while a net $13.9M of income left. Median household income is $74,275, the median home $222,800 and median rent $960 a month.
In Wisconsin: 48th of 72 counties for 5-year population growth · 54th of 72 counties for net in-migration (per resident) · 34th of 72 counties for median household income · 38th of 72 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Fond du Lac County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Dodge County, WI | 292 | $16.7M |
| Winnebago County, WI | 262 | $14.6M |
| Washington County, WI | 159 | $10.0M |
| Milwaukee County, WI | 131 | $6.0M |
| Sheboygan County, WI | 119 | $6.9M |
| Green Lake County, WI | 81 | $4.3M |
| Dane County, WI | 62 | $3.8M |
| Outagamie County, WI | 59 | $3.0M |
Where leavers went
Top counties by households leaving Fond du Lac County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Winnebago County, WI | 382 | $21.5M |
| Dodge County, WI | 239 | $13.7M |
| Milwaukee County, WI | 134 | $7.0M |
| Washington County, WI | 107 | $5.8M |
| Dane County, WI | 97 | $6.5M |
| Sheboygan County, WI | 94 | $5.0M |
| Green Lake County, WI | 90 | $4.8M |
| Outagamie County, WI | 88 | $4.1M |
BizyFi in Fond du Lac County
Fewer than 3 companies in the BizyFi directory are based here. Search them on the company map (company names with a free account), or browse Wisconsin 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.