Columbia, SD · standard
ZIP Code 57433
Brown County, South Dakota - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 383
- 1/sq mi Low-density area
- $50,417
- Median income Below-median income area
- 21.7%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
Columbia pairs one of the lowest household incomes in the country, in a rural, homeowner-dominated area.
- 15th pct
- household income, US ZIPs
- 1
- people per sq mi
- 99%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 57433 against every reporting US ZIP.
ZIP code 57433 is a sparsely populated ZIP (a standard USPS delivery area) in Columbia, Brown County, South Dakota, home to just 383 residents across 319.2 square miles, a density of 1 people per square mile, in the Chicago time zone.
ZIP 57433 reports a modest median household income of $50,417 (34% below the average South Dakota ZIP), while per-capita income is $34,722. Unemployment is 22.6%, an important qualifier alongside the household-income figure. The ACS does not report a median home value for this ZIP, so housing cost context is limited to the available tenure and rent fields.
Educational attainment sits below the national norm: 21.7% of adults hold a bachelor's degree or higher, the median age is 46.9, and the average commute is -. The page also surfaces 1 ZIP codes within roughly 10 miles and 6 more in Brown County, so 57433 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 →
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 57433, Columbia, 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
383
Population
319.2
Area (sq mi)
1
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 57433?
46.9
Median Age
45.6%
Male
54.4%
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?
$50,417
Median Household Income
-34% vs state ZIP avg
$34,722
Per Capita Income
2.2%
Poverty Rate
22.6%
Unemployment Rate
How ZIP 57433 ranks among South Dakota ZIPs
Columbia, 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)
$50,417 9th percentile higher than 9% 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
194housing units
194
Total Housing Units
177
Occupied Units
17
Vacant Units
1.80
Avg Household Size
Occupancy Type
1987
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 9 business establishments in ZIP 57433, employing approximately 19 people with a combined annual payroll of $1,100,000.
9
Businesses
19
Employees
$1.1M
Annual Payroll
1
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 4 | 44.4% |
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 57433 vs 57449 →
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 57449 | Houghton, SD | 146 | 8.8 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 57433, 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 Brown County
Related Areas
Frequently Asked Questions
What county is ZIP code 57433 in?
ZIP code 57433 (Columbia) is located in Brown County, South Dakota. Brown County contains multiple ZIP codes, see the full list at /counties/brown-sd.
What is the population of ZIP code 57433?
ZIP code 57433 in Columbia, SD has a population of 383 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 57433?
The median household income in ZIP 57433 is $50,417, which is 34% below the national average of $76,288.
What is the demographic makeup of ZIP 57433?
The largest racial group in ZIP 57433 is White at 100.0%.
How many businesses are in ZIP code 57433?
ZIP code 57433 has 9 business establishments employing approximately 19 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 57433?
In ZIP code 57433, 43.8% of residents aged 25+ have a high school diploma or higher, and 21.7% 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 57433?
In ZIP code 57433, approximately 98.9% of occupied housing units are owner-occupied and 1.1% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 57433?
The poverty rate in ZIP code 57433 is 2.2% 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 57433's numbers, next.
- See how ZIP 57433 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Columbia, 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.