Ortley, SD · standard
ZIP Code 57256
Roberts County, South Dakota - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 127
- 2/sq mi Low-density area
- $66,500
- Median income Near-median income area
- $225,000
- Median home value Near-median home value
- 13.8%
- Bachelor's or higher Below-average bachelor's attainment
National ZIP placement
Ortley pairs a below-median household income with above-median home values, in a rural, homeowner-dominated area.
- 41st pct
- household income, US ZIPs
- Top 49%
- home value, US ZIPs
- 2
- people per sq mi
- 86%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 57256 against every reporting US ZIP.
ZIP code 57256 is a sparsely populated ZIP (a standard USPS delivery area) in Ortley, Roberts County, South Dakota, home to just 127 residents across 74.7 square miles, a density of 2 people per square mile, in the Chicago time zone.
ZIP 57256 reports a modest median household income of $66,500 (13% below the average South Dakota ZIP), while per-capita income is $30,628. Unemployment is 25.0%, an important qualifier alongside the household-income figure. Housing is both higher-cost and owner-heavy: median home value is $225,000 (17% above the average South Dakota ZIP), while 86.4% of occupied homes are owner-occupied.
Formal educational attainment runs low here: just 13.8% of adults hold a bachelor's degree or higher, the median age is 46.3, and the average commute is -. The page also surfaces 2 ZIP codes within roughly 10 miles and 6 more in Roberts County, so 57256 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 57256, Ortley, 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
127
Population
74.7
Area (sq mi)
2
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 57256?
46.3
Median Age
58.4%
Male
41.6%
Female
1.3%
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?
$66,500
Median Household Income
-13% vs state ZIP avg
$30,628
Per Capita Income
14.7%
Poverty Rate
25.0%
Unemployment Rate
How ZIP 57256 ranks among South Dakota ZIPs
Ortley, 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)
$66,500 32nd percentile higher than 32% 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
100housing units
100
Total Housing Units
88
Occupied Units
12
Vacant Units
2.70
Avg Household Size
Occupancy Type
$225,000
Median Home Value
+17% vs state ZIP avg
1963
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
Nearby ZIP Codes
Want a side-by-side? Compare 57256 vs 57266 →
ZIP 57256 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 57273
Waubay (57273)
1,316 residents
- 57266
Summit (57266)
607 residents
- 57256 127
Ortley (57256)
127 residents
What this shows Among its immediate neighbors, ZIP 57256 ranks #3 by population - useful context the national average alone can't give.
ZIP 57256 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 57266
Summit (57266)
$72,500 median income
- 57256
Ortley (57256)
$66,500 median income
- 57273
Waubay (57273)
$48,167 median income
What this shows By household income, ZIP 57256 ranks #2 of 3 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 57256, 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 Roberts County
Related Areas
Frequently Asked Questions
What county is ZIP code 57256 in?
ZIP code 57256 (Ortley) is located in Roberts County, South Dakota. Roberts County contains multiple ZIP codes, see the full list at /counties/roberts-sd.
What is the population of ZIP code 57256?
ZIP code 57256 in Ortley, SD has a population of 127 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 57256?
The median household income in ZIP 57256 is $66,500, which is 13% below the national average of $76,288.
What is the average home value in ZIP 57256?
The median home value in ZIP 57256 is $225,000, which is 19% below the national average of $278,155.
What is the demographic makeup of ZIP 57256?
The largest racial group in ZIP 57256 is White at 95.8%. Hispanic or Latino residents make up 2.9% of the population.
What is the education level in ZIP code 57256?
In ZIP code 57256, 50.6% of residents aged 25+ have a high school diploma or higher, and 13.8% 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 57256?
In ZIP code 57256, approximately 86.4% of occupied housing units are owner-occupied and 13.6% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 57256?
The poverty rate in ZIP code 57256 is 14.7% 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 57256's numbers, next.
- See how ZIP 57256 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Ortley, 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.