57763 ZIP Code — Oelrichs, SD

Fall River County, South Dakota

ZIP code 57763 is located in Oelrichs, South Dakota, within Fall River County. It covers approximately 373.55 square miles and serves a population of 384 residents. This is a standard ZIP code in the Mountain (MT) timezone, served by area code 605.

About ZIP code 57763

The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $103,000. Owner-occupancy is high at 87%, well above the national average.

Median household income is $67,578. 32% 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. An above-average commute of 36 minutes suggests many residents work outside the immediate area. Remote work is prevalent — 35% of workers work from home.

Educational attainment is near the national average, with 25% of residents holding a bachelor's degree or higher.

Overall, ZIP code 57763 reflects a community defined by high homeownership, a high rate of remote workers, and a significant Social Security-dependent population.

384
population
373.55
sq mi land
Standard
ZIP type
Mountain (MT)
timezone
57763 ZIP code map
Cities in ZIP code 57763

Below are the cities the US Postal Service accepts for ZIP code 57763. Using any city not on this list may result in mail delivery delays.

City Status
Oelrichs Preferred
Nearby ZIP codes
57766 Oral (16.3 mi)
Demographics updated 05/2026
Population
Total population 384
Population density 1 / sq mi
State FIPS 46
County FIPS 047
Geography
Land area 373.55 sq mi
Water area 0.38 sq mi
Latitude 43.1106
Longitude -103.1740
Timezone Mountain (MT)
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 37.9% 48.6% 41.7%
$50k – $100k 44.8% 29.9% 33.8%
$100k – $200k 13.8% 20.1% 20.1%
Over $200k 3.4% 1.4% 4.4%

Demographics & statistics

384
Population
1
People per sq mi
47.6
Median age
$67,578
Median household income
$34,248
Per capita income
$103,000
Median home value
$950
Median monthly rent
87.2%
Home ownership
9.6%
Poverty rate
3.7%
Unemployment
151
Housing units
25.2%
Bachelor's or higher

Age distribution

Male Female
10
Under 5
9
8
5–9
8
7
10–14
7
36
15–19
33
8
20–24
8
15
25–34
13
7
35–44
7
42
45–54
38
14
55–59
13
7
60–64
6
38
65–74
33
7
75–84
6
2
85+
2
← Male
Female →

Age summary

GroupCount%
Under 1810326.8%
18 and over28173.2%
65 and over8822.9%
Median age47.6 years

Race & ethnicity

White 69.5%
Two or more races 15.4%
American Indian / Alaska Native 8.5%
Hispanic or Latino 6.3%
Other race 0.2%
GroupCount%
White28569.5%
Two or more races6315.4%
American Indian / Alaska Native358.5%
Hispanic or Latino266.3%
Other race10.2%

Household income

Income range This ZIP County avg State avg
Under $50k 37.9% 48.6% 41.7%
$50k – $100k 44.8% 29.9% 33.8%
$100k – $200k 13.8% 20.1% 20.1%
Over $200k 3.4% 1.4% 4.4%
Under $10k 4.7%
$10k–$15k 4.7%
$25k–$35k 10.7%
$35k–$50k 15.4%
$50k–$75k 30.2%
$75k–$100k 9.4%
$100k–$150k 16.8%
$150k–$200k 3.4%
$200k+ 4.7%
Range% of households
Under $10k4.7%
$10k–$15k4.7%
$25k–$35k10.7%
$35k–$50k15.4%
$50k–$75k30.2%
$75k–$100k9.4%
$100k–$150k16.8%
$150k–$200k3.4%
$200k+4.7%
Median income$67,578

Housing

Home values

Under $50k 17.7%
$50k–$100k 29.2%
$100k–$150k 25.4%
$150k–$200k 1.5%
$200k–$300k 13.8%
$300k–$500k 1.5%
$500k–$1M 10.8%

Housing overview

MetricValue
Median home value$103,000
Median rent / month$950
Owner occupied87.2%
Renter occupied12.8%
Vacant12.4%
Single-family detached65.9%
Large apartment buildings0.0%
Mobile homes34.1%
Median rooms5.5
Avg household size (owned)2.40

Year built

Era%
2020 or later0.0%
2010–20198.8%
2000–200925.3%
1990–19994.7%
1980–19898.8%
1970–197918.8%
1960–19691.8%
1950–19592.9%
1940–19498.8%
1939 or earlier20.0%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom4.7%
2 bedrooms32.4%
3 bedrooms45.9%
4 bedrooms7.6%
5+ bedrooms9.4%

Vehicles per household

Vehicles% of households
No vehicle3.4%
1 vehicle16.8%
2 vehicles37.6%
3 or more42.3%

Heating fuel

Fuel type%
Utility gas2.0%
Electricity29.5%
Propane / LP gas62.4%
Wood3.4%
No fuel used2.7%

Households & families

Household typeCount%
Married-couple family7651.0%
Cohabiting couple74.7%
Male householder, no spouse3926.2%
Female householder, no spouse2718.1%
Households with children under 182617.4%
Households with seniors (65+)4530.2%
Average household size2.58

Marital status

StatusMaleFemale
Never married48.9%25.2%
Married40.4%60.5%
Separated0.0%0.0%
Widowed0.5%8.8%
Divorced10.1%5.4%

Education

Less than 9th grade 0.8%
Some HS, no diploma 1.2%
HS graduate 40.4%
Some college, no degree 28.8%
Associate's degree 3.6%
Bachelor's degree 22.8%
Graduate / professional 2.4%
Metric%
HS diploma or higher98.0%
Bachelor's or higher25.2%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool00.0%
Kindergarten98.4%
Elementary school1312.1%
High school7166.4%
College / grad school1413.1%

Employment

Industry of employment

Education & healthcare 25.0%
Agriculture & mining 23.1%
Public administration 13.0%
Professional & management 10.6%
Construction 5.8%
Manufacturing 5.8%
Transportation & utilities 5.3%
Arts, food & hospitality 5.3%
Retail trade 4.3%
Other services 1.9%

Occupation

Category%
Management, business & arts49.5%
Service17.3%
Sales & office8.7%
Natural resources & construction14.4%
Production & transportation10.1%

Employment type

Type%
Private sector35.1%
Government39.9%
Self-employed25.0%
Unpaid family workers0.0%

Commute

Method%
Drive alone57.2%
Carpool4.6%
Public transit0.0%
Walk0.0%
Work from home34.5%
Other means3.6%
Avg commute (minutes)36.0

Poverty

All people 9.6%
Under 18 years 12.6%
18 and over 8.5%
Married-couple families 9.2%
Female-led households 30.0%

Income support

Source% of households
Social Security32.2%
Retirement income13.4%
Supplemental Security8.7%
Cash public assistance3.4%
Food stamps / SNAP3.4%

Health indicators

Condition%
Obesity34.8%
High blood pressure37.3%
High cholesterol35.3%
Diabetes11.6%
Heart disease9.2%
Stroke4.1%
Asthma9.0%
Arthritis29.6%
Kidney disease3.7%
Pulmonary disease7.7%
Cancer8.9%
Behavior / access%
Smoking18.6%
Binge drinking17.2%
No physical activity24.7%
Less than 7 hrs sleep28.0%
Depression15.3%
Fair or poor health13.8%
Poor mental health10.1%
Poor physical health10.6%
No health insurance11.8%
Visited doctor (checkup)77.9%
Visited dentist67.0%
Cholesterol screening91.1%
Teeth loss14.9%

Veterans & disability

VeteransCount%
Civilian veterans3010.7%
Disability%
Any disability15.1%
Under 180.0%
18–64 years10.4%
65 and over43.2%

Health insurance coverage

Type%
Private insurance60.9%
Public insurance46.4%
No insurance6.8%
Uninsured under 195.1%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only36595.1%
Spanish00.0%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)37898.4%
Born in same state37898.4%
Born in different state23761.7%
Foreign born00.0%
Naturalized citizen61.6%
Not a US citizen466.7%

Ancestry

AncestryCount%
French10226.6%
Italian4712.2%
English328.3%
AncestryCount%
Polish277%
Dutch10.3%

Technology access

Metric% of households
Computer access38.8%
Internet access91.9%

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

Frequently asked questions about ZIP code 57763

What city is ZIP code 57763 in?

ZIP code 57763 is primarily assigned to Oelrichs, South Dakota.

What county is ZIP code 57763 in?

ZIP code 57763 falls within Fall River County, South Dakota.

Is ZIP code 57763 mostly owner-occupied?

87% of occupied units in ZIP code 57763 are owner-occupied, well above the national average.

Does ZIP code 57763 have a large veteran population?

11% of civilians in ZIP code 57763 are veterans, above the national average of ~7%.

What is the typical home value in ZIP code 57763?

The median home value in ZIP code 57763 is $103,000.

What is the population of ZIP code 57763?

ZIP code 57763 has an estimated population of 384 residents, with a density of 1 people per square mile.

What timezone is ZIP code 57763 in?

ZIP code 57763 observes the MST timezone.

Need the complete ZIP code database? Download all 42,000+ US ZIP codes — Excel, CSV, or Access. Includes lat/lng, county FIPS & timezone.
Download database →