Fond du Lac County, Wisconsin ZIP codes
16 ZIP codes are in Fond du Lac County, plus 9 that cross in from neighboring counties. It's part of the Fond du Lac, WI metro area.
- ZIP codes
- 16
- Population in these ZIPs
- 112,742
- Avg. median income
- $76,200population-weighted
- Cities & towns
- 14
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Fond du Lac County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 53010 | Campbellsport | 7,444 | $95,391 | $379,900 |
| 53019 | Eden | 1,876 | $84,559 | $372,200 |
| 53049 | Malone | 2,298 | $93,424 | $382,300 |
| 53057 | Mount Calvary | 1,882 | $105,909 | $348,500 |
| 53065 | Oakfield | 2,351 | $99,583 | $334,300 |
| 53079 | Saint Cloud | 1,420 | $86,667 | $342,600 |
| 53919 | Brandon | 2,292 | $97,019 | $312,200 |
| 53931 | Fairwater | 350 | $71,250 | $145,800 |
| 53963 | Waupun | 13,952 | $77,631 | $269,600 |
| 54932 | Eldorado | 1,218 | $110,125 | $351,800 |
| 54935 | Fond Du Lac | 41,613 | $63,144 | $236,600 |
| 54936 PO Box | Fond Du Lac | — | — | — |
| 54937 | Fond Du Lac | 21,687 | $81,841 | $346,300 |
| 54971 | Ripon | 10,907 | $66,699 | $262,200 |
| 54974 | Rosendale | 1,415 | $97,222 | $319,800 |
| 54979 | Van Dyne | 2,037 | $109,868 | $362,900 |
ZIP codes partly in Fond du Lac County
These ZIP codes are mostly in a neighboring county but cover part of Fond du Lac County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 53006 | Brownsville | Dodge County | 1,905 | $88,625 | $367,200 |
| 53011 | Cascade | Sheboygan County | 2,176 | $90,833 | $371,400 |
| 53014 | Chilton | Calumet County | 7,898 | $79,865 | $315,900 |
| 53040 | Kewaskum | Washington County | 8,630 | $96,096 | $393,600 |
| 53048 | Lomira | Dodge County | 3,420 | $74,464 | $321,200 |
| 53061 | New Holstein | Calumet County | 5,144 | $65,898 | $265,800 |
| 53946 | Markesan | Green Lake County | 4,333 | $72,450 | $318,200 |
| 54904 | Oshkosh | Winnebago County | 22,273 | $93,341 | $364,200 |
| 54964 | Pickett | Winnebago County | 974 | $82,857 | $348,400 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Fond du Lac County
Nearby counties
Frequently asked questions
How many ZIP codes are in Fond du Lac County, Wisconsin?
16 ZIP codes are mainly in Fond du Lac County, and 9 more ZIP codes from neighboring areas reach partly into it.
What cities are in Fond du Lac County?
ZIP codes in Fond du Lac County use the city names Brandon, Campbellsport, Eden, Eldorado, Fairwater, Fond Du Lac, Malone, Mount Calvary, Oakfield, Ripon, Rosendale and Saint Cloud and others.
What metro area is Fond du Lac County in?
Fond du Lac County is part of the Fond du Lac, WI metropolitan statistical area.