Morristown, SD · standard
ZIP Code 57645
Corson County, South Dakota - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 217
- 0/sq mi Low-density area
- $56,667
- Median income Below-median income area
- $52,100
- Median home value Below-median home value
- 25.6%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
Morristown pairs one of the lowest household incomes in the country with among the most affordable home values nationally, in a rural, homeowner-dominated area.
- 24th pct
- household income, US ZIPs
- 1st pct
- home value, US ZIPs
- 0
- people per sq mi
- 83%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 57645 against every reporting US ZIP.
ZIP code 57645 is a sparsely populated ZIP (a standard USPS delivery area) in Morristown, Corson County, South Dakota, home to just 217 residents across 723.3 square miles, a density of 0 people per square mile, in the Denver time zone.
ZIP 57645 reports a modest median household income of $56,667 (26% below the average South Dakota ZIP), while per-capita income is $37,215. The poverty rate is 29.3%, so the area-level income figures should not be treated as typical household experience. Home values sit below the statewide ZIP benchmark: the median is $52,100 (73% below the average South Dakota ZIP); owner occupancy is 83.3%.
Educational attainment sits below the national norm: 25.6% of adults hold a bachelor's degree or higher, the median age is 47, and the average commute is -. No nearby ZIP peer set is available for this delivery area, so the South Dakota and national benchmarks above are the appropriate context for 57645.
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 57645, Morristown, 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
217
Population
723.3
Area (sq mi)
0
People / sq mi
Denver
Time Zone
standard
ZIP Type
Who lives in ZIP 57645?
47.0
Median Age
50.0%
Male
50.0%
Female
0.0%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$56,667
Median Household Income
-26% vs state ZIP avg
$37,215
Per Capita Income
29.3%
Poverty Rate
0.0%
Unemployment Rate
How ZIP 57645 ranks among South Dakota ZIPs
Morristown, SD household income vs. every South Dakota ZIP code
Median household income among 337 reporting South Dakota ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$56,667 16th percentile higher than 16% of 337 South Dakota ZIPs
Each bar is a $20K-wide band; taller bars hold more South Dakota ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
97housing units
97
Total Housing Units
78
Occupied Units
19
Vacant Units
2.36
Avg Household Size
Occupancy Type
$52,100
Median Home Value
-73% vs state ZIP avg
1938
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 57645, both outside SD so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Corson County
Related Areas
Frequently Asked Questions
What county is ZIP code 57645 in?
ZIP code 57645 (Morristown) is located in Corson County, South Dakota. Corson County contains multiple ZIP codes, see the full list at /counties/corson-sd.
What is the population of ZIP code 57645?
ZIP code 57645 in Morristown, SD has a population of 217 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 57645?
The median household income in ZIP 57645 is $56,667, which is 26% below the national average of $76,288.
What is the average home value in ZIP 57645?
The median home value in ZIP 57645 is $52,100, which is 81% below the national average of $278,155.
What is the demographic makeup of ZIP 57645?
The largest racial group in ZIP 57645 is White at 88.6%.
What is the education level in ZIP code 57645?
In ZIP code 57645, 57.1% of residents aged 25+ have a high school diploma or higher, and 25.6% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 57645?
In ZIP code 57645, approximately 83.3% of occupied housing units are owner-occupied and 16.7% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 57645?
The poverty rate in ZIP code 57645 is 29.3% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
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What to do with ZIP 57645's numbers, next.
- See how ZIP 57645 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Morristown, SD ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.