Central Wisconsin News

There were 306 fewer people living in Marathon County in 2021 compared to 2020, according to population estimates from the US Census Bureau.

This is less than a one percent fall in Marathon County’s population, from 137,954 in 2020 to 137,648 in 2021.

Marathon County had the 10th largest population in Wisconsin in 2021.

The US Census Bureau found more than 73 percent of counties in the US saw a natural decrease in population in 2021. This is up from a 55.5 percent increase in 2020.

The Midwest suffered the most sustained population decreases, with many counties along the US East Coast and through the Rocky Mountains seeing increases.

The US population continues to grow, though at a slower rate than before.

County	2020 Estimated Population	2021 Estimated Population	% Change in Population From Year to Year
Vilas County	23,076	23,520	1.9%
Marquette County	15,584	15,792	1.3%
St. Croix County	93,797	95,044	1.3%
Waushara County	24,511	24,828	1.3%
Green Lake County	18,997	19,229	1.2%
Oneida County	37,839	38,259	1.1%
Lafayette County	16,605	16,784	1.1%
Forest County	9,160	9,258	1.1%
Sawyer County	18,107	18,295	1%
Ozaukee County	91,569	92,497	1%
Adams County	20,673	20,875	1%
Polk County	45,006	45,431	0.9%
Burnett County	16,588	16,744	0.9%
Pierce County	42,191	42,587	0.9%
Washburn County	16,597	16,752	0.9%
Door County	30,102	30,369	0.9%
Chippewa County	66,279	66,865	0.9%
Iron County	6,128	6,178	0.8%
Ashland County	15,977	16,107	0.8%
Florence County	4,556	4,593	0.8%
Oconto County	39,043	39,356	0.8%
Menominee County	4,255	4,289	0.8%
Vernon County	30,693	30,915	0.7%
Eau Claire County	105,818	106,452	0.6%
Lincoln County	28,374	28,541	0.6%
Bayfield County	16,229	16,320	0.6%
Rock County	163,643	164,381	0.5%
Pepin County	7,335	7,364	0.4%
Waukesha County	407,148	408,756	0.4%
Outagamie County	190,832	191,545	0.4%
Clark County	34,628	34,746	0.3%
Grant County	51,934	52,110	0.3%
Iowa County	23,676	23,756	0.3%
Langlade County	19,438	19,502	0.3%
Washington County	136,732	137,175	0.3%
Brown County	268,741	269,591	0.3%
Manitowoc County	81,250	81,505	0.3%
Dane County	562,306	563,951	0.3%
Walworth County	106,499	106,799	0.3%
Fond du Lac County	104,076	104,362	0.3%
Price County	14,015	14,050	0.2%
Dunn County	45,440	45,547	0.2%
Barron County	46,643	46,719	0.2%
Juneau County	26,759	26,802	0.2%
Taylor County	19,897	19,923	0.1%
Portage County	70,378	70,468	0.1%
Calumet County	52,476	52,539	0.1%
Jefferson County	84,858	84,943	0.1%
Jackson County	21,102	21,121	0.1%
Dodge County	89,262	89,313	0.1%
Shawano County	40,838	40,859	0.1%
Kewaunee County	20,539	20,543	0%
Marinette County	41,869	41,875	0%
Green County	36,992	36,988	0%
Winnebago County	171,646	171,623	0%
Wood County	74,091	74,070	0%
Sauk County	65,718	65,697	0%
Columbia County	58,510	58,488	0%
Crawford County	16,086	16,075	-0.1%
Buffalo County	13,320	13,302	-0.1%
Sheboygan County	117,937	117,747	-0.2%
Douglas County	44,275	44,203	-0.2%
Trempealeau County	30,776	30,724	-0.2%
Monroe County	46,281	46,193	-0.2%
Kenosha County	169,073	168,732	-0.2%
Marathon County	137,954	137,648	-0.2%
Racine County	197,440	196,896	-0.3%
Waupaca County	51,713	51,570	-0.3%
Rusk County	14,168	14,123	-0.3%
La Crosse County	120,852	120,433	-0.3%
Richland County	17,274	17,212	-0.4%
Milwaukee County	938,149	928,059	-1.1%