Jefferson, SD · standard
ZIP Code 57038
Union County, South Dakota - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 1,667
- 12/sq mi Low-density area
- $106,250
- Median income Above-median income area
- $332,300
- Median home value Above-median home value
- 40.1%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Jefferson pairs an upper-quartile household income with above-median home values, in a rural, homeowner-dominated area.
- Top 15%
- household income, US ZIPs
- Top 29%
- home value, US ZIPs
- 12
- people per sq mi
- 92%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 57038 against every reporting US ZIP.
ZIP code 57038 covers 138.9 square miles in Jefferson, Union County, South Dakota (a standard USPS delivery area), with a modest 1,667 residents on file, a density of 12 people per square mile, in the Chicago time zone.
ZIP 57038 lands in the middle-income range, with a median household income of $106,250 (39% above the average South Dakota ZIP), while per-capita income is $63,998. The poverty rate is 3.2%, with unemployment at 5.3%; those measures add context to the income figure. Housing is both higher-cost and owner-heavy: median home value is $332,300 (73% above the average South Dakota ZIP), while 91.7% of occupied homes are owner-occupied and median rent is $913.
A solid share of residents have a four-year degree: 40.1% of adults hold a bachelor's degree or higher, the median age is 43.2, and the average commute is -. The page also surfaces 7 ZIP codes within roughly 10 miles and 3 more in Union County, so 57038 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 57038
Top 5 sectors by establishment count in Jefferson, SD
Which industries have the most business establishments in ZIP 57038.
- Construction
Construction
7 establishments
- Wholesale trade
Wholesale trade
3 establishments
- Other services (except public administration)
Other services (except public administration)
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 57038, Jefferson, 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
1,667
Population
138.9
Area (sq mi)
12
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 57038?
43.2
Median Age
49.2%
Male
50.8%
Female
1.5%
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?
$106,250
Median Household Income
+39% vs state ZIP avg
$63,998
Per Capita Income
3.2%
Poverty Rate
5.3%
Unemployment Rate
How ZIP 57038 ranks among South Dakota ZIPs
Jefferson, 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)
$106,250 Top 9% higher than 91% 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
747housing units
747
Total Housing Units
736
Occupied Units
11
Vacant Units
2.44
Avg Household Size
Occupancy Type
$332,300
Median Home Value
+73% vs state ZIP avg
$913
Median Rent
1978
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 24 business establishments in ZIP 57038, employing approximately 177 people with a combined annual payroll of $10,598,000.
24
Businesses
177
Employees
$10.6M
Annual Payroll
3
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 7 | 29.2% |
| Wholesale trade | 3 | 12.5% |
| Other services (except public administration) | 3 | 12.5% |
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 57038 vs 51109 →
ZIP 57038 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 51103
Sioux City (51103)
17,453 residents
- 68776
South Sioux City (68776)
15,447 residents
- 57049 5,789
North Sioux City (57049)
5,789 residents
- 51109 3,098
Sioux City (51109)
3,098 residents
- 57025 2,795
Elk Point (57025)
2,795 residents
- 57038 1,667
Jefferson (57038)
1,667 residents
- 68743 693
Jackson (68743)
693 residents
- 51062 526
Westfield (51062)
526 residents
What this shows Among its immediate neighbors, ZIP 57038 ranks #6 by population - useful context the national average alone can't give.
ZIP 57038 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 57038
Jefferson (57038)
$106,250 median income
- 57025
Elk Point (57025)
$94,839 median income
- 57049
North Sioux City (57049)
$93,134 median income
- 51109
Sioux City (51109)
$79,034 median income
- 68743
Jackson (68743)
$71,667 median income
- 68776
South Sioux City (68776)
$68,750 median income
- 51103
Sioux City (51103)
$58,197 median income
What this shows By household income, ZIP 57038 ranks the highest of 7 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 57038, 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 (1,667 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Union County
Related Areas
Frequently Asked Questions
What county is ZIP code 57038 in?
ZIP code 57038 (Jefferson) is located in Union County, South Dakota. Union County contains multiple ZIP codes, see the full list at /counties/union-sd.
What is the population of ZIP code 57038?
ZIP code 57038 in Jefferson, SD has a population of 1,667 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 57038?
The median household income in ZIP 57038 is $106,250, which is 39% above the national average of $76,288.
What is the average home value in ZIP 57038?
The median home value in ZIP 57038 is $332,300, which is 19% above the national average of $278,155.
What is the demographic makeup of ZIP 57038?
The largest racial group in ZIP 57038 is White at 94.4%. Hispanic or Latino residents make up 4.1% of the population.
How many businesses are in ZIP code 57038?
ZIP code 57038 has 24 business establishments employing approximately 177 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 57038?
The top industries by establishment count in ZIP 57038 are: Construction (7), Wholesale trade (3), Other services (except public administration) (3). There are 3 industry sectors represented in total.
What is the education level in ZIP code 57038?
In ZIP code 57038, 65.2% of residents aged 25+ have a high school diploma or higher, and 40.1% 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 57038?
In ZIP code 57038, approximately 91.7% of occupied housing units are owner-occupied and 8.3% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 57038?
The poverty rate in ZIP code 57038 is 3.2% 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 57038's numbers, next.
- See how ZIP 57038 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Jefferson, 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.