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 Low-density area
- $89,107
- Median income Above-median income area
- $117,300
- Median home value Below-median home value
- 29.7%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
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 average South Dakota ZIP), while per-capita income is $50,844. The poverty rate is 17.4%, with unemployment at 1.9%; those measures add context to the income figure. Home values sit below the statewide ZIP benchmark: the median is $117,300 (39% below the average South Dakota ZIP), and median rent is $794; owner occupancy is 79.1%.
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. The page also surfaces 1 ZIP codes within roughly 10 miles and 4 more in Douglas County, so 57313 can be compared with both its immediate and county-level context.
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 ZIP avg
$50,844
Per Capita Income
17.4%
Poverty Rate
1.9%
Unemployment Rate
23.3 min
Mean Commute Time
How ZIP 57313 ranks among South Dakota ZIPs
Armour, 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)
$89,107 Top 22% higher than 78% 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
574housing units
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 ZIP avg
$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 |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 57313, both outside SD so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (1,128 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Douglas County
Related Areas
Frequently Asked Questions
What county is ZIP code 57313 in?
ZIP code 57313 (Armour) is located in Douglas County, South Dakota. Douglas County contains multiple ZIP codes, see the full list at /counties/douglas-sd.
What is the population of ZIP code 57313?
ZIP code 57313 in Armour, SD has a population of 1,128 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 57313?
The median household income in ZIP 57313 is $89,107, which is 17% above the national average of $76,288.
What is the average home value in ZIP 57313?
The median home value in ZIP 57313 is $117,300, which is 58% below the national average of $278,155.
What is the demographic makeup of ZIP 57313?
The largest racial group in ZIP 57313 is White at 91.1%. Hispanic or Latino residents make up 5.3% of the population.
How many businesses are in ZIP code 57313?
ZIP code 57313 has 41 business establishments employing approximately 252 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 57313?
The top industries by establishment count in ZIP 57313 are: Retail trade (8), Health care and social assistance (5), Construction (4). There are 6 industry sectors represented in total.
What is the education level in ZIP code 57313?
In ZIP code 57313, 52.2% of residents aged 25+ have a high school diploma or higher, and 29.7% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 57313?
The mean commute time for workers in ZIP code 57313 is 23.3 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 57313?
In ZIP code 57313, approximately 79.1% of occupied housing units are owner-occupied and 20.9% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 57313?
The poverty rate in ZIP code 57313 is 17.4% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 57313's numbers, next.
- See how ZIP 57313 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Armour, SD ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.