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🇺🇸 United States ZIP Code

STANDARD

57766

Oral

ZIP Code 57766 is a standard zip code serving Oral, Oral, South Dakota (SD), in Fall River County, United States. It has an estimated population of 237 with a median household income of $25,395. The area falls within the America/Denver timezone.

Median Household Income vs. National Average

$0 National: $37,585 $150K+ $25,395

Location

Country
🇺🇸 United States
State / Province
South Dakota (SD)
County
Fall River
City
Oral
Timezone
America/Denver

Coordinates

Latitude
43.387600
Longitude
-103.183200

Geographic Details

Land Area
127.96 mi²
Water Area
0.20 mi²
Population Density
2.0 people per mi²
Bounding Box
43.477131°N, 43.303532°S, -103.000785°E, -103.396878°W

With 237 residents spread across 127.96 square miles, this area has a population density of 2.0 people per square mile.

Demographics

237

Population

5th percentile

$25,395

Median Income

$60,600

Median Home Value

5th percentile

127.96 mi²

Land Area

The median household income in 57766 is $25,395, and the median home value is $60,600.

Housing

133

Total Units

110

Occupied Units

82.7%

Occupancy Rate

Similar ZIP Codes in South Dakota

ZIP codes with similar median household income in South Dakota.

57570

Rosebud

$25,278

 57566

Parmelee

$27,740

 57756

Manderson

$21,667

 57572

Saint Francis

$27,738

 57752

Kyle

$26,331

 57770

Pine Ridge

$28,663

 57625

Eagle Butte

$27,813

 57764

Oglala

$24,779

Frequently Asked Questions

What information is available for each ZIP code?
Each ZIP code page shows city, state, county, geographic coordinates, timezone, population, median household income, median home value, housing units, land area, population density, commute time, educational attainment, area codes, and ZIP code type (Standard, PO Box, or Unique).
What are the different types of ZIP codes?
There are three types of ZIP codes: Standard (residential and commercial delivery areas), PO Box (assigned to post office box sections), and Unique (assigned to a single high-volume address like a government agency or large company). Standard ZIP codes are the most common.
How often is ZIP code data updated?
ZIP code assignments are updated quarterly by the USPS. Demographic data comes from the US Census Bureau's American Community Survey (ACS), which releases new 5-year estimates annually. ZipFYI updates its data to reflect the latest available information.
What is population density and why does it matter?
Population density measures the number of people per square mile in a ZIP code area. It helps identify urban vs. rural areas, affects real estate values, impacts service availability, and is used in market analysis. Dense urban ZIP codes may have 50,000+ people per square mile.
How are ZIP code boundaries determined?
ZIP code boundaries are determined by the USPS based on mail delivery routes, not political or geographic boundaries. They follow carrier routes and may cross city, county, or even state lines. Boundaries can change when the USPS reorganizes delivery operations.
What does median household income tell me about a ZIP code?
Median household income is the middle value when all household incomes in a ZIP code are sorted. Half of households earn more and half earn less. It is a better indicator of typical earnings than average income, which can be skewed by very high or very low outliers.