53577 ZIP Code — Plain, WI

Sauk County, Wisconsin

ZIP code 53577 is located in Plain, Wisconsin, within Sauk County. It covers approximately 45.90 square miles and serves a population of 1,300 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 608.

About ZIP code 53577

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $228,500. Owner-occupancy is high at 76%, well above the national average.

The gap between median ($84,375) and mean household income suggests income inequality — a small number of higher earners pull the average up. 38% 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 29 minutes is near the national average.

Educational attainment is near the national average, with 26% of residents holding a bachelor's degree or higher.

Overall, ZIP code 53577 reflects a community defined by high homeownership and a significant Social Security-dependent population.

1,300

population

45.90

sq mi land

Standard

ZIP type

Central (CT)

timezone

53577 ZIP code map

Cities in ZIP code 53577

Below are the cities the US Postal Service accepts for ZIP code 53577. Using any city not on this list may result in mail delivery delays.

City	Status
Plain	Preferred

Nearby ZIP codes

53943 Loganville (5.6 mi) 53937 Hillpoint (6.9 mi) 53588 Spring Green (9.9 mi) 53951 North Freedom (10.5 mi) 53556 Lone Rock (11.1 mi) 53961 Rock Springs (11.6 mi) 53578 Prairie Du Sac (12.7 mi) 53503 Arena (13 mi) 53583 Sauk City (13.4 mi) 53924 Cazenovia (15 mi) 53958 Reedsburg (15.3 mi) 53506 Avoca (15.8 mi)

Demographics updated 05/2026

Population
Total population	1,300
Population density	28 / sq mi
State FIPS	55
County FIPS	111

Geography
Land area	45.90 sq mi
Water area	0.03 sq mi
Latitude	43.3091
Longitude	-90.0503
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	32.5%	38.9%	39.4%
$50k – $100k	33.6%	34.7%	33.0%
$100k – $200k	29.6%	22.3%	22.4%
Over $200k	4.3%	4.1%	5.2%

Demographics & statistics

1,300

Population

People per sq mi

42.4

Median age

$84,375

Median household income

$47,598

Per capita income

$228,500

Median home value

$962

Median monthly rent

75.9%

Home ownership

8.7%

Poverty rate

2.5%

Unemployment

444

Housing units

25.5%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	296	22.8%
18 and over	1,004	77.2%
65 and over	275	21.2%
Median age	42.4 years

Race & ethnicity

White 92%

Two or more races 3.8%

Hispanic or Latino 2.8%

Asian 1.1%

Other race 0.2%

Group	Count	%
White	1,231	92%
Two or more races	51	3.8%
Hispanic or Latino	38	2.8%
Asian	15	1.1%
Other race	3	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	32.5%	38.9%	39.4%
$50k – $100k	33.6%	34.7%	33.0%
$100k – $200k	29.6%	22.3%	22.4%
Over $200k	4.3%	4.1%	5.2%

Under $10k 3.4%

$10k–$15k 3.4%

$15k–$25k 3.2%

$25k–$35k 7.0%

$35k–$50k 8.6%

$50k–$75k 15.8%

$75k–$100k 14.7%

$100k–$150k 26.1%

$150k–$200k 11.7%

$200k+ 6.2%

Range	% of households
Under $10k	3.4%
$10k–$15k	3.4%
$15k–$25k	3.2%
$25k–$35k	7.0%
$35k–$50k	8.6%
$50k–$75k	15.8%
$75k–$100k	14.7%
$100k–$150k	26.1%
$150k–$200k	11.7%
$200k+	6.2%
Median income	$84,375

Housing

Home values

Under $50k 1.7%

$50k–$100k 5.0%

$100k–$150k 12.4%

$150k–$200k 21.8%

$200k–$300k 28.0%

$300k–$500k 23.5%

$500k–$1M 6.9%

$1M+ 0.7%

Housing overview

Metric	Value
Median home value	$228,500
Median rent / month	$962
Owner occupied	75.9%
Renter occupied	24.1%
Vacant	7.0%
Single-family detached	89.5%
Large apartment buildings	0.0%
Mobile homes	0.9%
Median rooms	6.4
Avg household size (owned)	2.42

Year built

Era	%
2020 or later	0.0%
2010–2019	3.0%
2000–2009	8.6%
1990–1999	7.7%
1980–1989	9.3%
1970–1979	12.9%
1960–1969	8.4%
1950–1959	11.7%
1940–1949	5.1%
1939 or earlier	33.4%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	7.3%
2 bedrooms	16.8%
3 bedrooms	36.9%
4 bedrooms	30.9%
5+ bedrooms	8.0%

Vehicles per household

Vehicles	% of households
No vehicle	1.1%
1 vehicle	25.9%
2 vehicles	41.0%
3 or more	32.0%

Heating fuel

Fuel type	%
Utility gas	47.9%
Electricity	9.2%
Propane / LP gas	26.3%
Fuel oil	1.9%
Wood	13.3%
No fuel used	0.4%

Households & families

Household type	Count	%
Married-couple family	323	60.7%
Cohabiting couple	16	3.0%
Male householder, no spouse	102	19.2%
Female householder, no spouse	91	17.1%
Households with children under 18	156	29.3%
Households with seniors (65+)	196	36.8%
Average household size	2.43

Marital status

Status	Male	Female
Never married	31.3%	21.5%
Married	56.7%	62.5%
Separated	0.0%	1.3%
Widowed	2.7%	5.2%
Divorced	9.4%	9.4%

Education

Less than 9th grade 0.9%

Some HS, no diploma 3.5%

HS graduate 40.5%

Some college, no degree 20.0%

Associate's degree 9.6%

Bachelor's degree 19.3%

Graduate / professional 6.2%

Metric	%
HS diploma or higher	95.6%
Bachelor's or higher	25.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	9	3.5%
Kindergarten	16	6.3%
Elementary school	113	44.3%
High school	79	31.0%
College / grad school	38	14.9%

Employment

Industry of employment

Education & healthcare 21.2%

Construction 15.7%

Manufacturing 15.7%

Retail trade 14.7%

Agriculture & mining 6.1%

Professional & management 5.6%

Finance & real estate 5.4%

Transportation & utilities 4.2%

Public administration 3.7%

Other services 3.2%

Arts, food & hospitality 3.0%

Wholesale trade 1.1%

Information 0.6%

Occupation

Category	%
Management, business & arts	32.0%
Service	13.8%
Sales & office	20.9%
Natural resources & construction	16.9%
Production & transportation	16.4%

Employment type

Type	%
Private sector	80.7%
Government	13.0%
Self-employed	5.4%
Unpaid family workers	1.0%

Commute

Method	%
Drive alone	74.9%
Carpool	9.0%
Public transit	1.3%
Walk	4.9%
Work from home	9.2%
Other means	0.7%
Avg commute (minutes)	29.1

Poverty

All people 8.7%

Under 18 years 14.8%

18 and over 7.1%

Married-couple families 0.9%

Female-led households 50.0%

Income support

Source	% of households
Social Security	38.3%
Retirement income	23.3%
Supplemental Security	5.1%
Cash public assistance	1.3%
Food stamps / SNAP	7.3%

Health indicators

Condition	%
Obesity	34.0%
High blood pressure	33.7%
High cholesterol	35.9%
Diabetes	9.8%
Heart disease	6.9%
Stroke	3.3%
Asthma	9.8%
Arthritis	25.8%
Kidney disease	3.0%
Pulmonary disease	7.1%
Cancer	7.3%

Behavior / access	%
Smoking	19.0%
Binge drinking	24.2%
No physical activity	22.2%
Less than 7 hrs sleep	31.8%
Depression	20.2%
Fair or poor health	13.5%
Poor mental health	13.8%
Poor physical health	10.7%
No health insurance	11.1%
Visited doctor (checkup)	73.5%
Visited dentist	65.2%
Cholesterol screening	86.6%
Teeth loss	14.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	61	6.1%

Disability	%
Any disability	11.3%
Under 18	0.7%
18–64 years	7.0%
65 and over	34.2%

Health insurance coverage

Type	%
Private insurance	76.3%
Public insurance	36.6%
No insurance	4.0%
Uninsured under 19	1.7%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,224	94.2%
Spanish	8	0.7%
Other Indo-European	0	0.0%
Asian & Pacific Islander	1	0.1%
Other languages	5	0.4%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,278	98.3%
Born in same state	1,267	97.5%
Born in different state	1,087	83.6%
Foreign born	11	0.8%
Naturalized citizen	22	1.7%
Not a US citizen	4	18.2%

Ancestry

Ancestry	Count	%
Italian	164	12.6%
Polish	124	9.5%
Arab	82	6.3%
French	75	5.8%
German	12	0.9%

Ancestry	Count	%
Dutch	9	0.7%
English	5	0.4%
Irish	2	0.2%
Norwegian	2	0.2%

Technology access

Metric	% of households
Computer access	40.9%
Internet access	93.4%

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

Frequently asked questions about ZIP code 53577

What city is ZIP code 53577 in?

ZIP code 53577 is primarily assigned to Plain, Wisconsin.

What county is ZIP code 53577 in?

ZIP code 53577 falls within Sauk County, Wisconsin.

Does ZIP code 53577 have a large retiree population?

38% of households in ZIP code 53577 receive Social Security income, suggesting a significant retiree or disability population.

What is the population of ZIP code 53577?

ZIP code 53577 has an estimated population of 1,300 residents, with a density of 28 people per square mile.

What is the median household income in ZIP code 53577?

The median household income in ZIP code 53577 is $84,375, above the national median of ~$75,000.

What is the typical home value in ZIP code 53577?

The median home value in ZIP code 53577 is $228,500.

What timezone is ZIP code 53577 in?

ZIP code 53577 observes the CST timezone.