Ralph, SD · standard
ZIP Code 57650
Harding County, South Dakota - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 29
- 0/sq mi
- 33.3%
- Bachelor's or higher
National ZIP placement
Ralph has 29 residents, placing it among the least populous of the 32,959 US ZIP codes with a reported population, at 0 people per square mile.
Source: USPS ZIP record + U.S. Census Bureau ZIP population. Rank compares ZIP 57650 against every US ZIP with a reported population; income/home-value percentiles are not available for this ZIP.
ZIP code 57650 is a sparsely populated ZIP (a standard USPS delivery area) in Ralph, Harding County, South Dakota, home to just 29 residents across 145.0 square miles, a density of 0 people per square mile, in the Denver time zone.
With fewer than 100 residents on file, this page keeps the Census figures below and skips the multi-chart expansion used on larger ZIPs. Small-N ACS estimates are already unstable enough without padding the page around them.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 57650, Ralph, SD · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
29
Population
145.0
Area (sq mi)
0
People / sq mi
Denver
Time Zone
standard
ZIP Type
Who lives in ZIP 57650?
51.2
Median Age
76.5%
Male
23.5%
Female
0.0%
Foreign-Born
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$29,206
Per Capita Income
0.0%
Poverty Rate
0.0%
Unemployment Rate
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
4housing units
4
Total Housing Units
4
Occupied Units
0
Vacant Units
4.25
Avg Household Size
Occupancy Type
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)