Janesville ZIP Codes — Waseca County, MN

There is one unique ZIP code in Janesville, Minnesota and it is 56048. Area code: 507.

ZIP codes

122.42

sq mi land

6.79

sq mi water

507

area code

Janesville, MN ZIP code map

About Janesville, MN

Janesville is a quaint city located in the heart of Minnesota, specifically in Waseca County. Known for its friendly atmosphere and strong sense of community, Janesville provides a peaceful environment for both residents and visitors alike. The city's charm is evident in its well-maintained streets and welcoming neighborhoods.

Location & geography

Janesville is situated in south-central Minnesota and is surrounded by scenic landscapes, making it a serene place to live. The city lies approximately 15 miles from Waseca, 20 miles from Mankato, and 25 miles from Owatonna, allowing residents easy access to larger urban centers while still enjoying a rural lifestyle. With a total land area of 122.42 square miles and a water area of 6.79 square miles, Janesville features a blend of open spaces and natural water bodies.

Community & economy

The character of Janesville is deeply rooted in its agricultural background, with many residents engaged in farming and related industries. The city's tight-knit community focuses on family values and local events, fostering a vibrant daily life filled with festivals, gatherings, and communal activities. Local businesses thrive in Janesville, contributing to its economic stability and providing various services to the populace.

Transportation

Janesville is accessible via major highways, including Minnesota State Highway 14, which connects it to nearby cities and regions. The nearest major airport is the Mankato Regional Airport, located about 20 miles away, providing additional travel options for residents. Local transit options are limited, but the highway access ensures ease of commuting.

History

Janesville was founded in the mid-19th century and has grown around an agricultural economy since its inception. Over the years, it has become a close-knit community that values tradition and development, with local farming being a key industry. Events such as the annual Janesville Water Carnival celebrate the city's heritage and bring the community together.

Did you know?

One little-known fact about Janesville is that it is home to the famed 'Janesville Lions Park,' which features recreational opportunities and community events throughout the year. The city also boasts a rich history of local festivals that highlight its agricultural roots and foster community spirit.

ZIP codes for Janesville, MN (1)

ZIP code	City	County	Map
56048	Janesville	Waseca	View map

Demographics & statistics

4,267

Population

39.0

Median age

$80,688

Median household income

$37,425

Per capita income

$199,800

Median home value

$800

Median monthly rent

87.0%

Home ownership

4.2%

Poverty rate

2.3%

Unemployment

1,574

Housing units

28.7%

Bachelor's or higher

Age distribution

Male Female

102

Under 5

146

5–9

128

146

10–14

129

203

15–19

179

150

20–24

131

297

25–34

261

271

35–44

237

273

45–54

240

131

55–59

115

208

60–64

182

209

65–74

184

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	958	22.5%
18 and over	3,309	77.5%
65 and over	649	15.2%
Median age	39.0 years

Race & ethnicity

White 96.1%

Black or African American 1.4%

Two or more races 1.3%

Hispanic or Latino 0.8%

American Indian / Alaska Native 0.2%

Asian 0.2%

Group	Count	%
White	4,134	96.1%
Black or African American	59	1.4%
Two or more races	57	1.3%
Hispanic or Latino	33	0.8%
American Indian / Alaska Native	9	0.2%
Asian	8	0.2%

Household income

Under $10k 2.5%

$10k–$15k 0.4%

$15k–$25k 8.5%

$25k–$35k 5.7%

$35k–$50k 9.1%

$50k–$75k 19.5%

$75k–$100k 12.8%

$100k–$150k 25.7%

$150k–$200k 9.1%

$200k+ 6.6%

Range	% of households
Under $10k	2.5%
$10k–$15k	0.4%
$15k–$25k	8.5%
$25k–$35k	5.7%
$35k–$50k	9.1%
$50k–$75k	19.5%
$75k–$100k	12.8%
$100k–$150k	25.7%
$150k–$200k	9.1%
$200k+	6.6%
Median income	$80,688

Housing

Home values

Under $50k 1.6%

$50k–$100k 4.1%

$100k–$150k 20.3%

$150k–$200k 24.0%

$200k–$300k 27.7%

$300k–$500k 19.1%

$500k–$1M 2.4%

$1M+ 0.7%

Housing overview

Metric	Value
Median home value	$199,800
Median rent / month	$800
Owner occupied	87.0%
Renter occupied	13.0%
Vacant	6.6%
Single-family detached	86.6%
Large apartment buildings	2.0%
Mobile homes	4.9%
Median rooms	6.8
Avg household size (owned)	2.61

Year built

Era	%
2020 or later	0.0%
2010–2019	3.5%
2000–2009	13.2%
1990–1999	12.0%
1980–1989	8.5%
1970–1979	17.1%
1960–1969	9.5%
1950–1959	6.5%
1940–1949	4.0%
1939 or earlier	25.7%

Bedrooms

Size	% of units
No bedroom (studio)	1.6%
1 bedroom	2.9%
2 bedrooms	24.8%
3 bedrooms	40.8%
4 bedrooms	23.7%
5+ bedrooms	6.3%

Vehicles per household

Vehicles	% of households
No vehicle	2.3%
1 vehicle	23.5%
2 vehicles	35.4%
3 or more	38.8%

Heating fuel

Fuel type	%
Utility gas	53.6%
Electricity	8.2%
Propane / LP gas	32.6%
Fuel oil	0.9%
Wood	3.7%

Households & families

Household type	Count	%
Married-couple family	963	57.5%
Cohabiting couple	114	6.8%
Male householder, no spouse	317	18.9%
Female householder, no spouse	280	16.7%
Households with children under 18	570	34.1%
Households with seniors (65+)	415	24.8%
Average household size	2.52

Marital status

Status	Male	Female
Never married	31.0%	27.0%
Married	55.5%	57.2%
Separated	0.4%	0.0%
Widowed	4.2%	2.8%
Divorced	8.9%	12.9%

Education

Less than 9th grade 1.2%

Some HS, no diploma 4.5%

HS graduate 26.9%

Some college, no degree 21.4%

Associate's degree 17.3%

Bachelor's degree 21.6%

Graduate / professional 7.1%

Metric	%
HS diploma or higher	94.2%
Bachelor's or higher	28.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	69	6.3%
Kindergarten	57	5.2%
Elementary school	412	37.9%
High school	303	27.9%
College / grad school	246	22.6%

Employment

Industry of employment

Education & healthcare 26.6%

Manufacturing 18.0%

Retail trade 14.7%

Agriculture & mining 6.0%

Construction 5.7%

Transportation & utilities 5.4%

Professional & management 5.0%

Finance & real estate 4.7%

Public administration 3.8%

Arts, food & hospitality 3.3%

Other services 3.0%

Wholesale trade 2.4%

Information 1.4%

Occupation

Category	%
Management, business & arts	38.0%
Service	11.1%
Sales & office	20.6%
Natural resources & construction	9.1%
Production & transportation	21.2%

Employment type

Type	%
Private sector	78.7%
Government	15.1%
Self-employed	6.2%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	81.6%
Carpool	8.3%
Public transit	0.0%
Walk	2.4%
Other means	0.6%
Avg commute (minutes)	21.4

Poverty

All people 4.2%

Under 18 years 2.9%

18 and over 4.5%

Married-couple families 0.9%

Female-led households 2.9%

Income support

Source	% of households
Social Security	27.4%
Retirement income	20.6%
Supplemental Security	3.8%
Cash public assistance	1.9%
Food stamps / SNAP	4.1%

Health indicators

Condition	%
High blood pressure	30.0%
High cholesterol	28.2%
Heart disease	6.1%
Stroke	2.8%
Asthma	8.8%
Arthritis	22.2%
Kidney disease	2.7%
Pulmonary disease	5.3%
Cancer	7.1%

Behavior / access	%
Binge drinking	19.9%
No physical activity	19.8%
Less than 7 hrs sleep	28.6%
Fair or poor health	11.0%
Poor mental health	13.1%
Poor physical health	8.8%
No health insurance	10.2%
Visited doctor (checkup)	69.8%
Visited dentist	71.3%
Cholesterol screening	89.7%
Teeth loss	9.9%

Veterans & disability

Veterans	Count	%
Civilian veterans	231	7.0%

Disability	%
Any disability	8.4%
Under 18	7.0%
18–64 years	4.0%
65 and over	29.0%

Health insurance coverage

Type	%
Private insurance	85.6%
Public insurance	26.9%
Uninsured under 19	2.6%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	4,076	95.5%
Spanish	9	0.2%
Other Indo-European	6	0.1%
Asian & Pacific Islander	2	0.0%
Other languages	1	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	4,260	99.8%
Born in same state	4,243	99.4%
Born in different state	3,677	86.2%
Foreign born	17	0.4%
Naturalized citizen	7	0.2%
Not a US citizen	4	57.1%

Ancestry

Ancestry	Count	%
Polish	585	13.7%
Italian	470	11%
French	223	5.2%
Arab	150	3.5%

Ancestry	Count	%
English	36	0.8%
German	34	0.8%
Dutch	13	0.3%

Technology access

Metric	% of households
Computer access	39.2%
Internet access	94.3%

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

Frequently asked questions

What ZIP codes does Janesville, MN have?

Janesville, MN has one ZIP code: 56048. Each ZIP code serves a distinct delivery area within the city and surrounding region.