54666 ZIP Code — Warrens, WI

Monroe County, Wisconsin

ZIP code 54666 is located in Warrens, Wisconsin, within Monroe County. It covers approximately 235.10 square miles and serves a population of 2,782 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 608.

About ZIP code 54666

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $186,100. Owner-occupancy is high at 80%, well above the national average.

Median household income is $74,648. The poverty rate of 6% is below the national average. 37% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 22 minutes is near the national average.

College attainment at 16% is below the national average, consistent with a trades and production-oriented local economy.

Notable community characteristics include a notable veteran presence at 15% of civilians, above the national average of 7%.

Overall, ZIP code 54666 reflects a community defined by a trades-oriented workforce, a strong veteran community, high homeownership, and a significant Social Security-dependent population.

2,782

population

235.10

sq mi land

Standard

ZIP type

Central (CT)

timezone

54666 ZIP code map

Cities in ZIP code 54666

Below are the cities the US Postal Service accepts for ZIP code 54666. Using any city not on this list may result in mail delivery delays.

City	Status
Warrens	Preferred

Nearby ZIP codes

54660 Tomah (10.4 mi) 54618 Camp Douglas (15.3 mi) 54466 Pittsville (17 mi) 54615 Black River Falls (17.2 mi) 54646 Necedah (18.5 mi)

Demographics updated 05/2026

Population
Total population	2,782
Population density	12 / sq mi
State FIPS	55
County FIPS	081

Geography
Land area	235.10 sq mi
Water area	10.26 sq mi
Latitude	44.1605
Longitude	-90.4473
Timezone	Central (CT)
Area code	608

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	39.8%	42.0%	39.4%
$50k – $100k	36.0%	34.9%	33.0%
$100k – $200k	20.4%	19.7%	22.4%
Over $200k	3.8%	3.4%	5.2%

Demographics & statistics

2,782

Population

People per sq mi

45.8

Median age

$74,648

Median household income

$38,204

Per capita income

$186,100

Median home value

$961

Median monthly rent

79.7%

Home ownership

5.5%

Poverty rate

1.2%

Unemployment

1,230

Housing units

16.2%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

125

25–34

101

191

35–44

154

234

45–54

188

55–59

172

60–64

139

146

65–74

118

133

75–84

106

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	594	21.4%
18 and over	2,188	78.6%
65 and over	529	19.0%
Median age	45.8 years

Race & ethnicity

White 87.4%

Two or more races 4.5%

Hispanic or Latino 3.6%

American Indian / Alaska Native 1.7%

Black or African American 1.3%

Other race 1.1%

Asian 0.3%

Group	Count	%
White	2,523	87.4%
Two or more races	131	4.5%
Hispanic or Latino	105	3.6%
American Indian / Alaska Native	49	1.7%
Black or African American	38	1.3%
Other race	33	1.1%
Asian	8	0.3%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	39.8%	42.0%	39.4%
$50k – $100k	36.0%	34.9%	33.0%
$100k – $200k	20.4%	19.7%	22.4%
Over $200k	3.8%	3.4%	5.2%

Under $10k 2.6%

$10k–$15k 0.9%

$15k–$25k 5.4%

$25k–$35k 6.3%

$35k–$50k 13.9%

$50k–$75k 21.3%

$75k–$100k 13.9%

$100k–$150k 22.5%

$150k–$200k 8.4%

$200k+ 4.8%

Range	% of households
Under $10k	2.6%
$10k–$15k	0.9%
$15k–$25k	5.4%
$25k–$35k	6.3%
$35k–$50k	13.9%
$50k–$75k	21.3%
$75k–$100k	13.9%
$100k–$150k	22.5%
$150k–$200k	8.4%
$200k+	4.8%
Median income	$74,648

Housing

Home values

Under $50k 5.7%

$50k–$100k 9.7%

$100k–$150k 18.7%

$150k–$200k 23.0%

$200k–$300k 21.4%

$300k–$500k 17.7%

$500k–$1M 2.8%

$1M+ 1.1%

Housing overview

Metric	Value
Median home value	$186,100
Median rent / month	$961
Owner occupied	79.7%
Renter occupied	20.3%
Vacant	26.5%
Single-family detached	76.5%
Large apartment buildings	0.0%
Mobile homes	13.9%
Median rooms	5.3
Avg household size (owned)	2.51

Year built

Era	%
2020 or later	0.1%
2010–2019	9.6%
2000–2009	28.1%
1990–1999	14.0%
1980–1989	10.7%
1970–1979	15.1%
1960–1969	5.3%
1950–1959	3.5%
1940–1949	1.5%
1939 or earlier	12.0%

Bedrooms

Size	% of units
No bedroom (studio)	1.6%
1 bedroom	3.3%
2 bedrooms	33.9%
3 bedrooms	46.6%
4 bedrooms	11.0%
5+ bedrooms	3.6%

Vehicles per household

Vehicles	% of households
No vehicle	3.2%
1 vehicle	17.5%
2 vehicles	46.9%
3 or more	32.4%

Heating fuel

Fuel type	%
Utility gas	21.7%
Electricity	3.9%
Propane / LP gas	58.1%
Fuel oil	0.8%
Wood	13.1%
No fuel used	0.3%

Households & families

Household type	Count	%
Married-couple family	647	60.9%
Cohabiting couple	99	9.3%
Male householder, no spouse	190	17.9%
Female householder, no spouse	127	11.9%
Households with children under 18	293	27.6%
Households with seniors (65+)	355	33.4%
Average household size	2.60

Marital status

Status	Male	Female
Never married	26.6%	18.8%
Married	56.4%	65.2%
Separated	0.6%	0.9%
Widowed	3.3%	5.5%
Divorced	13.2%	9.6%

Education

Less than 9th grade 3.6%

Some HS, no diploma 4.4%

HS graduate 44.3%

Some college, no degree 21.2%

Associate's degree 10.2%

Bachelor's degree 11.1%

Graduate / professional 5.1%

Metric	%
HS diploma or higher	92.0%
Bachelor's or higher	16.2%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	53	9.3%
Kindergarten	30	5.3%
Elementary school	256	45.1%
High school	153	26.9%
College / grad school	76	13.4%

Employment

Industry of employment

Education & healthcare 20.0%

Manufacturing 17.7%

Agriculture & mining 11.7%

Retail trade 9.9%

Public administration 8.0%

Construction 7.2%

Transportation & utilities 7.2%

Arts, food & hospitality 5.7%

Professional & management 4.4%

Other services 3.4%

Finance & real estate 2.4%

Wholesale trade 2.2%

Information 0.3%

Occupation

Category	%
Management, business & arts	30.5%
Service	16.4%
Sales & office	17.1%
Natural resources & construction	14.2%
Production & transportation	22.0%

Employment type

Type	%
Private sector	71.1%
Government	23.3%
Self-employed	5.5%
Unpaid family workers	0.2%

Commute

Method	%
Drive alone	83.8%
Carpool	8.4%
Public transit	0.0%
Walk	1.8%
Work from home	3.3%
Other means	2.8%
Avg commute (minutes)	21.6

Poverty

All people 5.5%

Under 18 years 9.7%

18 and over 4.3%

Married-couple families 0.2%

Female-led households 20.0%

Income support

Source	% of households
Social Security	36.6%
Retirement income	34.6%
Supplemental Security	4.4%
Cash public assistance	1.5%
Food stamps / SNAP	8.7%

Health indicators

Condition	%
Obesity	36.4%
High blood pressure	32.7%
High cholesterol	35.3%
Diabetes	10.0%
Heart disease	6.7%
Stroke	3.1%
Asthma	9.8%
Arthritis	25.5%
Kidney disease	2.9%
Pulmonary disease	6.8%
Cancer	7.2%

Behavior / access	%
Smoking	19.4%
Binge drinking	23.3%
No physical activity	21.3%
Less than 7 hrs sleep	31.2%
Depression	20.0%
Fair or poor health	12.8%
Poor mental health	13.3%
Poor physical health	10.5%
No health insurance	10.2%
Visited doctor (checkup)	74.1%
Visited dentist	66.4%
Cholesterol screening	88.1%
Teeth loss	12.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	330	15.2%

Disability	%
Any disability	16.9%
Under 18	2.5%
18–64 years	15.5%
65 and over	37.4%

Health insurance coverage

Type	%
Private insurance	77.5%
Public insurance	39.6%
No insurance	4.1%
Uninsured under 19	1.9%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	2,622	94.2%
Spanish	21	0.8%
Other Indo-European	0	0.0%
Asian & Pacific Islander	5	0.2%
Other languages	8	0.3%

Place of birth & citizenship

Origin	Count	%
Native born (US)	2,762	99.3%
Born in same state	2,757	99.1%
Born in different state	2,227	80.1%
Foreign born	5	0.2%
Naturalized citizen	20	0.7%
Not a US citizen	7	35.0%

Ancestry

Ancestry	Count	%
Italian	404	14.5%
French	297	10.7%
Polish	241	8.7%
Arab	174	6.3%

Ancestry	Count	%
German	32	1.2%
Dutch	32	1.2%
English	27	1%
Norwegian	2	0.1%

Technology access

Metric	% of households
Computer access	38.2%
Internet access	90.7%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 54666

What city is ZIP code 54666 in?

ZIP code 54666 is primarily assigned to Warrens, Wisconsin.

What county is ZIP code 54666 in?

ZIP code 54666 falls within Monroe County, Wisconsin.

Does ZIP code 54666 have a large veteran population?

15% of civilians in ZIP code 54666 are veterans, above the national average of ~7%.

Does ZIP code 54666 have a large retiree population?

37% of households in ZIP code 54666 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 54666?

The median home value in ZIP code 54666 is $186,100.

What is the population of ZIP code 54666?

ZIP code 54666 has an estimated population of 2,782 residents, with a density of 12 people per square mile.

What timezone is ZIP code 54666 in?

ZIP code 54666 observes the CST timezone.