Armour, SD · standard
ZIP Code 57313
Douglas County, South Dakota - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 1,128
- 3/sq mi
- $89,107
- Median income
- $117,300
- Median home value
- 29.7%
- Bachelor's or higher
The verdict
Armour pairs an above-median household income with among the most affordable home values nationally, in a rural, homeowner-dominated area.
- Top 28%
- household income, US ZIPs
- 16th pct
- home value, US ZIPs
- 3
- people per sq mi
- 79%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 57313 against every reporting US ZIP.
ZIP code 57313 is a sparsely populated ZIP (a standard USPS delivery area) in Armour, Douglas County, South Dakota, home to just 1,128 residents across 451.2 square miles, a density of 3 people per square mile, in the Chicago time zone.
ZIP 57313 lands in the middle-income range, with a median household income of $89,107 (16% above the South Dakota average), while per-capita income is $50,844. The poverty rate stands at 17.4% and the unemployment rate at 1.9%. Housing costs here run $117,300 for a typical home value (39% below the state average), with rent averaging $794 a month; 79.1% of homes are owner-occupied.
Educational attainment sits below the national norm: 29.7% of adults hold a bachelor's degree or higher, the median age is 39.5, and the average commute is 23 minutes. We also surface 1 nearby ZIP codes within roughly 10 miles and 4 additional ZIPs sharing Douglas County, so you can benchmark 57313 against its immediate geography rather than a national average alone.
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 →
Top industries in ZIP 57313
Top 5 sectors by establishment count in Armour, SD
Which industries have the most business establishments in ZIP 57313.
- Retail trade
Retail trade
8 establishments
- Health care and social assistance
Health care and social assistance
5 establishments
- Construction
Construction
4 establishments
- Other services (except public administration)
Other services (except public administration)
4 establishments
- Manufacturing 3
Manufacturing
3 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
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 57313, Armour, 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
1,128
Population
451.2
Area (sq mi)
3
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 57313?
39.5
Median Age
49.1%
Male
50.9%
Female
4.5%
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?
$89,107
Median Household Income
+16% vs state
$50,844
Per Capita Income
17.4%
Poverty Rate
1.9%
Unemployment Rate
23.3 min
Mean Commute Time
How ZIP 57313 ranks nationally
Armour, SD household income vs. every US ZIP code
Median household income, the full national distribution, with this ZIP marked
$89,107 Top 28% higher than 72% of 30,318 US ZIPs
Each bar is a $20K-wide band; taller bars hold more US 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?
574
Total Housing Units
465
Occupied Units
109
Vacant Units
2.51
Avg Household Size
Occupancy Type
$117,300
Median Home Value
-39% vs state
$794
Median Rent
1952
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 41 business establishments in ZIP 57313, employing approximately 252 people with a combined annual payroll of $11,606,000.
41
Businesses
252
Employees
$11.6M
Annual Payroll
6
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Retail trade | 8 | 19.5% |
| Health care and social assistance | 5 | 12.2% |
| Construction | 4 | 9.8% |
| Other services (except public administration) | 4 | 9.8% |
| Manufacturing | 3 | 7.3% |
| Accommodation and food services | 3 | 7.3% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 57313 vs 57328 →
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 57328 | Corsica, SD | 1,134 | 9.2 mi |
More ZIP Codes in Douglas County
Related Areas
Frequently Asked Questions
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Read our methodology to see how this data is sourced, computed, and verified.