Census tracts · Fond du Lac, WI

Census tracts in Fond du Lac, Wisconsin

11 census tracts lie mostly within Fond du Lac, and 3 more reach into it, by the 2020 census blocks they share. Median household income runs from $32,750 in Tract 405 to $82,241 in Tract 407, against $62,260 for Fond du Lac as a whole (ACS 2020-2024 5-year estimates).

Which census tracts of Fond du Lac earn the most and the least?

The five tracts with the highest and the lowest median household income among those mostly within Fond du Lac and with a reliable estimate.

Tract 407 $82,241
Tract 408 $77,118
Tract 411.02 $76,875
Tract 411.01 $74,432
Tract 401 $69,644
Tract 402 $60,368
Tract 404 $59,527
Tract 409 $59,123
Tract 410 $56,725
Tract 405 $32,750

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · Check it at data.census.gov

Every census tract in Fond du Lac

Sort by any column; the share column is how much of each tract's land (by 2020 census blocks) lies inside Fond du Lac.

Census tracts in or partly in Fond du Lac, ACS 2020-2024 5-year estimates. Distance and direction from the Census Bureau's internal point of Fond du Lac (2024 Gazetteer), which is not always its downtown

Tract 40255039040200	1.4 mi north	Fond du Lac County	2,738±490	$60,368	$151,700	$1,117	100%
Tract 40555039040500	0.5 mi northwest	Fond du Lac County	3,917±459	$32,750	$137,600	$773	100%
Tract 40855039040800	at the center point	Fond du Lac County	4,968±776	$77,118	$143,700	$829	100%
Tract 40355039040300	1.9 mi northwest	Fond du Lac County	6,241±904	$61,164	$137,500	$861	98%
Tract 40955039040900	0.6 mi east	Fond du Lac County	3,612±648	$59,123	$167,600	$1,039	98%
Tract 40155039040100	1.3 mi north	Fond du Lac County	4,413±478	$69,644	$174,700	$1,026	95%
Tract 41055039041000	0.9 mi southeast	Fond du Lac County	2,961±361	$56,725	$179,000	$795	90%
Tract 40455039040400	1.4 mi west	Fond du Lac County	3,400±590	$59,527	$157,000	$935	89%
Tract 411.0255039041102	1.9 mi northeast	Fond du Lac County	4,690±391	$76,875	$320,600	$979	79%
Tract 411.0155039041101	2.5 mi south	Fond du Lac County	4,437±459	$74,432	$289,900	$1,209	60%
Tract 40755039040700	2.9 mi southwest	Fond du Lac County	4,991±532	$82,241	$230,300	$1,106	55%
Tract 420.0255039042002	6.2 mi northeast	Fond du Lac County	6,139±242	$105,345	$353,200	$1,136	19%
Tract 420.0155039042001	4.6 mi east	Fond du Lac County	3,038±124	$114,886	$376,700	$968	16%
Tract 41355039041300	3.7 mi north	Fond du Lac County	6,246±255	$62,027	$149,100	$1,124	4%

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 block assignment files · Census block assignment files

How these figures are made: methodology and release checks · reading a margin of error · every state · corrections