57363 ZIP Code — Mount Vernon, SD
Davison County, South Dakota
ZIP code 57363 is located in Mount Vernon, South Dakota, within Davison County. It covers approximately 189.78 square miles and serves a population of 905 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 605.
About ZIP code 57363
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 $202,200. Owner-occupancy sits near the national average at 70%.
Median household income is $59,333. The poverty rate of 4% is below the national average.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 24 minutes is near the national average.
College attainment at 19% is below the national average, consistent with a trades and production-oriented local economy.
905
population
189.78
sq mi land
Standard
ZIP type
Central (CT)
timezone
57363 ZIP code map
Cities in ZIP code 57363
Below are the cities the US Postal Service accepts for ZIP code 57363. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Mount Vernon | Preferred |
Nearby ZIP codes
57301 Mitchell (11.3 mi)
57368 Plankinton (12.3 mi)
57359 Letcher (14.8 mi)
57375 Stickney (15.7 mi)
57334 Ethan (17 mi)
57331 Dimock (18.6 mi)
57340 Fulton (19.7 mi)
Demographics
updated 05/2026
| Population | |
|---|---|
| Total population | 905 |
| Population density | 5 / sq mi |
| State FIPS | 46 |
| County FIPS | 035 |
| Geography | |
|---|---|
| Land area | 189.78 sq mi |
| Water area | 0.05 sq mi |
| Latitude | 43.6890 |
| Longitude | -98.2489 |
| Timezone | Central (CT) |
| Area code | 605 |
Total population by age
Gender
Race & ethnicity
Economics
updated 05/2026
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 54.3% | 52.2% | 41.7% |
| $50k – $100k | 29.9% | 25.6% | 33.8% |
| $100k – $200k | 12.4% | 19.2% | 20.1% |
| Over $200k | 3.4% | 2.9% | 4.4% |
Demographics & statistics
905
Population
5
People per sq mi
35.1
Median age
$59,333
Median household income
$31,986
Per capita income
$202,200
Median home value
$0
Median monthly rent
70.0%
Home ownership
4.0%
Poverty rate
1.4%
Unemployment
319
Housing units
19.0%
Bachelor's or higher
Age distribution
Male
Female
28
Under 5
27
46
5–9
44
34
10–14
33
38
15–19
36
10
20–24
10
74
25–34
71
51
35–44
48
67
45–54
63
47
55–59
45
13
60–64
12
28
65–74
26
26
75–84
24
2
85+
2
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 268 | 29.6% |
| 18 and over | 637 | 70.4% |
| 65 and over | 108 | 11.9% |
| Median age | 35.1 years | |
Race & ethnicity
White
95.7%
Two or more races
2%
American Indian / Alaska Native
1.4%
Hispanic or Latino
0.9%
| Group | Count | % |
|---|---|---|
| White | 874 | 95.7% |
| Two or more races | 18 | 2% |
| American Indian / Alaska Native | 13 | 1.4% |
| Hispanic or Latino | 8 | 0.9% |
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 54.3% | 52.2% | 41.7% |
| $50k – $100k | 29.9% | 25.6% | 33.8% |
| $100k – $200k | 12.4% | 19.2% | 20.1% |
| Over $200k | 3.4% | 2.9% | 4.4% |
Under $10k
0.9%
$10k–$15k
0.6%
$15k–$25k
23.4%
$25k–$35k
3.4%
$35k–$50k
8.3%
$50k–$75k
22.6%
$75k–$100k
14.0%
$100k–$150k
16.9%
$150k–$200k
7.4%
$200k+
2.6%
| Range | % of households |
|---|---|
| Under $10k | 0.9% |
| $10k–$15k | 0.6% |
| $15k–$25k | 23.4% |
| $25k–$35k | 3.4% |
| $35k–$50k | 8.3% |
| $50k–$75k | 22.6% |
| $75k–$100k | 14.0% |
| $100k–$150k | 16.9% |
| $150k–$200k | 7.4% |
| $200k+ | 2.6% |
| Median income | $59,333 |
Housing
Home values
Under $50k
4.9%
$50k–$100k
12.7%
$100k–$150k
15.5%
$150k–$200k
15.9%
$200k–$300k
33.9%
$300k–$500k
11.0%
$500k–$1M
3.7%
$1M+
2.4%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $202,200 |
| Median rent / month | $0 |
| Owner occupied | 70.0% |
| Renter occupied | 30.0% |
| Vacant | 17.5% |
| Single-family detached | 92.2% |
| Large apartment buildings | 0.0% |
| Mobile homes | 3.8% |
| Median rooms | 6.0 |
| Avg household size (owned) | 2.87 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.7% |
| 2010–2019 | 2.1% |
| 2000–2009 | 12.3% |
| 1990–1999 | 2.6% |
| 1980–1989 | 4.0% |
| 1970–1979 | 6.4% |
| 1960–1969 | 8.0% |
| 1950–1959 | 4.2% |
| 1940–1949 | 13.4% |
| 1939 or earlier | 46.2% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 0.0% |
| 1 bedroom | 2.8% |
| 2 bedrooms | 34.2% |
| 3 bedrooms | 34.4% |
| 4 bedrooms | 20.0% |
| 5+ bedrooms | 8.5% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 0.3% |
| 1 vehicle | 27.7% |
| 2 vehicles | 31.7% |
| 3 or more | 40.3% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 24.0% |
| Electricity | 31.7% |
| Propane / LP gas | 33.7% |
| Fuel oil | 4.3% |
| Wood | 0.9% |
| No fuel used | 2.6% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 187 | 53.4% |
| Cohabiting couple | 23 | 6.6% |
| Male householder, no spouse | 99 | 28.3% |
| Female householder, no spouse | 41 | 11.7% |
| Households with children under 18 | 120 | 34.3% |
| Households with seniors (65+) | 72 | 20.6% |
| Average household size | 2.59 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 39.3% | 28.4% |
| Married | 53.5% | 62.3% |
| Separated | 0.0% | 0.0% |
| Widowed | 0.6% | 2.7% |
| Divorced | 6.7% | 6.6% |
Education
Less than 9th grade
2.5%
Some HS, no diploma
5.0%
HS graduate
40.4%
Some college, no degree
21.4%
Associate's degree
11.7%
Bachelor's degree
15.5%
Graduate / professional
3.5%
| Metric | % |
|---|---|
| HS diploma or higher | 92.5% |
| Bachelor's or higher | 19.0% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 22 | 8.7% |
| Kindergarten | 20 | 7.9% |
| Elementary school | 131 | 51.8% |
| High school | 59 | 23.3% |
| College / grad school | 21 | 8.3% |
Employment
Industry of employment
Education & healthcare
18.9%
Other services
17.1%
Agriculture & mining
13.9%
Construction
9.8%
Retail trade
9.6%
Manufacturing
7.9%
Arts, food & hospitality
5.1%
Professional & management
4.7%
Public administration
4.3%
Finance & real estate
4.1%
Wholesale trade
2.2%
Transportation & utilities
1.2%
Information
1.2%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 26.3% |
| Service | 18.1% |
| Sales & office | 16.5% |
| Natural resources & construction | 21.8% |
| Production & transportation | 17.3% |
Employment type
| Type | % |
|---|---|
| Private sector | 75.8% |
| Government | 9.6% |
| Self-employed | 14.1% |
| Unpaid family workers | 0.4% |
Commute
| Method | % |
|---|---|
| Drive alone | 76.5% |
| Carpool | 5.7% |
| Public transit | 0.0% |
| Walk | 1.4% |
| Work from home | 14.4% |
| Other means | 2.0% |
| Avg commute (minutes) | 24.3 |
Poverty
All people
4.0%
Under 18 years
6.5%
18 and over
3.0%
Married-couple families
2.1%
Female-led households
42.9%
Income support
| Source | % of households |
|---|---|
| Social Security | 20.3% |
| Retirement income | 10.9% |
| Supplemental Security | 1.1% |
| Cash public assistance | 0.6% |
| Food stamps / SNAP | 3.4% |
Health indicators
| Condition | % |
|---|---|
| Obesity | 34.3% |
| High blood pressure | 29.2% |
| High cholesterol | 29.5% |
| Diabetes | 8.4% |
| Heart disease | 6.2% |
| Stroke | 2.8% |
| Asthma | 8.7% |
| Arthritis | 22.3% |
| Kidney disease | 2.6% |
| Pulmonary disease | 5.7% |
| Cancer | 6.5% |
| Behavior / access | % |
|---|---|
| Smoking | 18.5% |
| Binge drinking | 20.9% |
| No physical activity | 21.7% |
| Less than 7 hrs sleep | 27.7% |
| Depression | 15.5% |
| Fair or poor health | 10.7% |
| Poor mental health | 10.8% |
| Poor physical health | 8.5% |
| No health insurance | 11.7% |
| Visited doctor (checkup) | 74.2% |
| Visited dentist | 69.5% |
| Cholesterol screening | 88.5% |
| Teeth loss | 12.5% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 37 | 5.8% |
| Disability | % |
|---|---|
| Any disability | 10.6% |
| Under 18 | 6.3% |
| 18–64 years | 7.8% |
| 65 and over | 35.2% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 75.4% |
| Public insurance | 26.1% |
| No insurance | 6.5% |
| Uninsured under 19 | 7.9% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 850 | 93.9% |
| Spanish | 0 | 0.0% |
| Other Indo-European | 0 | 0.0% |
| Asian & Pacific Islander | 0 | 0.0% |
| Other languages | 0 | 0.0% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 893 | 98.7% |
| Born in same state | 893 | 98.7% |
| Born in different state | 693 | 76.6% |
| Foreign born | 0 | 0.0% |
| Naturalized citizen | 12 | 1.3% |
| Not a US citizen | 6 | 50.0% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| Polish | 117 | 12.9% |
| Italian | 61 | 6.7% |
| English | 41 | 4.5% |
| Ancestry | Count | % |
|---|---|---|
| French | 35 | 3.9% |
| Arab | 29 | 3.2% |
| Dutch | 4 | 0.4% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 38.7% |
| Internet access | 94.0% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 57363
What city is ZIP code 57363 in?
ZIP code 57363 is primarily assigned to Mount Vernon, South Dakota.
What county is ZIP code 57363 in?
ZIP code 57363 falls within Davison County, South Dakota.
What is the population of ZIP code 57363?
ZIP code 57363 has an estimated population of 905 residents, with a density of 5 people per square mile.
What is the typical home value in ZIP code 57363?
The median home value in ZIP code 57363 is $202,200.
What is the median household income in ZIP code 57363?
The median household income in ZIP code 57363 is $59,333, below the national median of ~$75,000.
What timezone is ZIP code 57363 in?
ZIP code 57363 observes the CST timezone.