55370 ZIP Code — Plato, MN

Mcleod County, Minnesota

ZIP code 55370 is located in Plato, Minnesota, within Mcleod County. It covers approximately 20.67 square miles and serves a population of 658 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 320.

About ZIP code 55370

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 $300,800. Owner-occupancy is high at 95%, well above the national average.

Median household income is $96,250. The poverty rate of 3% is below the national average. 34% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is sales and office, with manufacturing as the leading industry. The average commute of 29 minutes is near the national average.

College attainment at 14% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (20%) compared to national benchmarks.

Overall, ZIP code 55370 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.

658

population

20.67

sq mi land

Standard

ZIP type

Central (CT)

timezone

55370 ZIP code map

Cities in ZIP code 55370

Below are the cities the US Postal Service accepts for ZIP code 55370. Using any city not on this list may result in mail delivery delays.

City	Status
Plato	Preferred

Nearby ZIP codes

55339 Hamburg (5.6 mi) 55397 Young America (6.3 mi) 55354 Lester Prairie (6.4 mi) 55336 Glencoe (6.9 mi) 55368 Norwood Young America (7.7 mi) 55338 Green Isle (8.8 mi) 55367 New Germany (9.3 mi) 55360 Mayer (11.2 mi) 55381 Silver Lake (11.4 mi) 55307 Arlington (12 mi) 55395 Winsted (12.1 mi) 55322 Cologne (13 mi)

Demographics updated 05/2026

Population
Total population	658
Population density	32 / sq mi
State FIPS	27
County FIPS	085

Geography
Land area	20.67 sq mi
Water area	0.04 sq mi
Latitude	44.7798
Longitude	-94.0557
Timezone	Central (CT)
Area code	320

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	32.0%	36.3%	33.6%
$50k – $100k	33.2%	38.1%	31.5%
$100k – $200k	27.8%	21.6%	26.5%
Over $200k	7.1%	4.0%	8.5%

Demographics & statistics

658

Population

People per sq mi

36.7

Median age

$96,250

Median household income

$35,402

Per capita income

$300,800

Median home value

Median monthly rent

94.8%

Home ownership

3.3%

Poverty rate

0.9%

Unemployment

228

Housing units

13.7%

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	142	21.6%
18 and over	516	78.4%
65 and over	113	17.2%
Median age	36.7 years

Race & ethnicity

White 85.7%

Black or African American 3.7%

Hispanic or Latino 3.2%

Other race 2.8%

Native Hawaiian / Pacific Islander 2.5%

Asian 1%

Two or more races 1%

Group	Count	%
White	583	85.7%
Black or African American	25	3.7%
Hispanic or Latino	22	3.2%
Other race	19	2.8%
Native Hawaiian / Pacific Islander	17	2.5%
Asian	7	1%
Two or more races	7	1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	32.0%	36.3%	33.6%
$50k – $100k	33.2%	38.1%	31.5%
$100k – $200k	27.8%	21.6%	26.5%
Over $200k	7.1%	4.0%	8.5%

Under $10k 1.7%

$10k–$15k 2.1%

$15k–$25k 8.2%

$25k–$35k 2.1%

$35k–$50k 9.9%

$50k–$75k 17.6%

$75k–$100k 9.4%

$100k–$150k 24.9%

$150k–$200k 18.0%

$200k+ 6.0%

Range	% of households
Under $10k	1.7%
$10k–$15k	2.1%
$15k–$25k	8.2%
$25k–$35k	2.1%
$35k–$50k	9.9%
$50k–$75k	17.6%
$75k–$100k	9.4%
$100k–$150k	24.9%
$150k–$200k	18.0%
$200k+	6.0%
Median income	$96,250

Housing

Home values

Under $50k 2.3%

$50k–$100k 2.3%

$100k–$150k 5.9%

$150k–$200k 14.5%

$200k–$300k 24.9%

$300k–$500k 38.0%

$500k–$1M 12.2%

Housing overview

Metric	Value
Median home value	$300,800
Median rent / month	$0
Owner occupied	94.8%
Renter occupied	5.2%
Vacant	2.9%
Single-family detached	98.3%
Large apartment buildings	0.0%
Mobile homes	0.0%
Median rooms	7.4
Avg household size (owned)	2.70

Year built

Era	%
2020 or later	0.8%
2010–2019	0.0%
2000–2009	8.3%
1990–1999	9.6%
1980–1989	10.0%
1970–1979	24.6%
1960–1969	8.8%
1950–1959	5.0%
1940–1949	2.1%
1939 or earlier	30.8%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	3.3%
2 bedrooms	12.5%
3 bedrooms	43.8%
4 bedrooms	35.0%
5+ bedrooms	5.4%

Vehicles per household

Vehicles	% of households
No vehicle	1.7%
1 vehicle	28.3%
2 vehicles	33.0%
3 or more	36.9%

Heating fuel

Fuel type	%
Utility gas	37.8%
Electricity	8.2%
Propane / LP gas	41.6%
Fuel oil	6.9%
Wood	4.7%

Households & families

Household type	Count	%
Married-couple family	128	54.9%
Cohabiting couple	4	1.7%
Male householder, no spouse	58	24.9%
Female householder, no spouse	43	18.5%
Households with children under 18	52	22.3%
Households with seniors (65+)	85	36.5%
Average household size	2.82

Marital status

Status	Male	Female
Never married	20.2%	20.8%
Married	64.5%	60.2%
Separated	0.0%	0.0%
Widowed	6.8%	15.2%
Divorced	8.5%	3.9%

Education

Less than 9th grade 4.7%

Some HS, no diploma 6.1%

HS graduate 33.8%

Some college, no degree 28.8%

Associate's degree 12.8%

Bachelor's degree 10.4%

Graduate / professional 3.3%

Metric	%
HS diploma or higher	89.1%
Bachelor's or higher	13.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	3	1.9%
Kindergarten	9	5.6%
Elementary school	73	45.1%
High school	43	26.5%
College / grad school	34	21.0%

Employment

Industry of employment

Manufacturing 19.8%

Education & healthcare 17.0%

Construction 15.2%

Professional & management 12.8%

Transportation & utilities 7.9%

Retail trade 6.7%

Agriculture & mining 5.5%

Finance & real estate 4.0%

Other services 3.6%

Public administration 3.6%

Arts, food & hospitality 2.4%

Wholesale trade 1.5%

Occupation

Category	%
Management, business & arts	24.0%
Service	9.4%
Sales & office	25.2%
Natural resources & construction	22.8%
Production & transportation	18.5%

Employment type

Type	%
Private sector	87.2%
Government	8.2%
Self-employed	4.6%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	74.2%
Carpool	5.5%
Public transit	4.9%
Walk	0.9%
Work from home	4.0%
Other means	10.6%
Avg commute (minutes)	29.3

Poverty

All people 3.3%

Under 18 years 1.4%

18 and over 3.9%

Married-couple families 1.6%

Female-led households 0.0%

Income support

Source	% of households
Social Security	33.9%
Retirement income	28.8%
Supplemental Security	9.9%
Cash public assistance	6.9%
Food stamps / SNAP	7.3%

Health indicators

Condition	%
Obesity	37.7%
High blood pressure	30.3%
High cholesterol	32.1%
Diabetes	9.9%
Heart disease	6.9%
Stroke	3.2%
Asthma	9.1%
Arthritis	25.6%
Kidney disease	2.9%
Pulmonary disease	6.4%
Cancer	7.2%

Behavior / access	%
Smoking	20.2%
Binge drinking	18.3%
No physical activity	22.1%
Less than 7 hrs sleep	29.4%
Depression	22.4%
Fair or poor health	13.1%
Poor mental health	13.6%
Poor physical health	10.4%
No health insurance	11.0%
Visited doctor (checkup)	71.7%
Visited dentist	67.5%
Cholesterol screening	90.4%
Teeth loss	12.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	33	6.4%

Disability	%
Any disability	10.6%
Under 18	4.2%
18–64 years	6.7%
65 and over	32.7%

Health insurance coverage

Type	%
Private insurance	79.5%
Public insurance	40.9%
No insurance	2.3%
Uninsured under 19	3.4%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	634	96.4%
Spanish	7	1.1%
Other Indo-European	4	0.6%
Asian & Pacific Islander	3	0.5%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	651	98.9%
Born in same state	618	93.9%
Born in different state	526	79.9%
Foreign born	33	5.0%
Naturalized citizen	7	1.1%
Not a US citizen	7	100.0%

Ancestry

Ancestry	Count	%
Polish	33	5%
Italian	24	3.6%
French	21	3.2%

Ancestry	Count	%
Arab	19	2.9%
Dutch	11	1.7%
English	7	1.1%

Technology access

Metric	% of households
Computer access	35.4%
Internet access	92.7%

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

Frequently asked questions about ZIP code 55370

What city is ZIP code 55370 in?

ZIP code 55370 is primarily assigned to Plato, Minnesota.

What county is ZIP code 55370 in?

ZIP code 55370 falls within Mcleod County, Minnesota.

Is ZIP code 55370 mostly owner-occupied?

95% of occupied units in ZIP code 55370 are owner-occupied, well above the national average.

How educated is the population of ZIP code 55370?

14% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

What is the population of ZIP code 55370?

ZIP code 55370 has an estimated population of 658 residents, with a density of 32 people per square mile.

What is the typical home value in ZIP code 55370?

The median home value in ZIP code 55370 is $300,800.

What timezone is ZIP code 55370 in?

ZIP code 55370 observes the CST timezone.