PlainZIP

Roslyn, SD · standard

ZIP Code 57261

Day County, South Dakota - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

321
2/sq mi
$77,813
Median income
$167,500
Median home value
17.2%
Bachelor's or higher

The verdict

Roslyn pairs an above-median household income with below-median home values, in a rural, homeowner-dominated area.

Top 41%
household income, US ZIPs
33th pct
home value, US ZIPs
2
people per sq mi
61%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 57261 against every reporting US ZIP.

ZIP code 57261 is a sparsely populated ZIP (a standard USPS delivery area) in Roslyn, Day County, South Dakota, home to just 321 residents across 178.3 square miles, a density of 2 people per square mile, in the Chicago time zone.

ZIP 57261 lands in the middle-income range, with a median household income of $77,813 (2% above the South Dakota average), while per-capita income is $29,673. Local economic indicators show a 7.2% poverty rate alongside 0.0% unemployment. Median home value sits at $167,500 (13% below the state average), median rent at $525 a month, and owner-occupancy at 61.3%.

Educational attainment sits below the national norm: 17.2% of adults hold a bachelor's degree or higher, the median age is 49.9, and the average commute is -. To put 57261 in local context, 1 ZIP codes within roughly 10 miles appear further down this page alongside 6 additional ZIPs in Day County, for a geography-aware comparison.

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 57261, Roslyn, 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

321

Population

178.3

Area (sq mi)

2

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 57261?

49.9

Median Age

45.8%

Male

54.2%

Female

0.0%

Foreign-Born

White 85.2%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 4.7%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 10.1%
Hispanic or Latino 0.0%

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?

$77,813

Median Household Income

+2% vs state

$29,673

Per Capita Income

7.2%

Poverty Rate

0.0%

Unemployment Rate

How ZIP 57261 ranks nationally

Roslyn, SD household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$77,813 Top 41% higher than 59% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). This entry sits in this band. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

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?

High School Graduate or Higher 61.3%
Bachelor's Degree or Higher 17.2%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

142

Total Housing Units

111

Occupied Units

31

Vacant Units

2.25

Avg Household Size

Occupancy Type

Owner 61.3%
Renter 38.7%

$167,500

Median Home Value

-13% vs state

$525

Median Rent

1963

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What businesses operate in this ZIP?

Census Bureau data shows 15 business establishments in ZIP 57261, employing approximately 60 people with a combined annual payroll of $1,971,000.

15

Businesses

60

Employees

$2.0M

Annual Payroll

1

Industry Sectors

Industry Establishments % of Total
Retail trade 3 20.0%

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 57261 vs 57232 →

ZIP Code City Population Distance
57232 Eden, SD 299 7.4 mi

More ZIP Codes in Day County

57274 standard
Webster, SD
Pop: 2,813
57273 standard
Waubay, SD
Pop: 1,316
57219 standard
Bristol, SD
Pop: 567
57468 standard
Pierpont, SD
Pop: 247
57422 standard
Andover, SD
Pop: 235
57239 standard
Grenville, SD
Pop: 223

Related Areas

Day County Roslyn, SD South Dakota

Frequently Asked Questions

What county is ZIP code 57261 in? ▼
ZIP code 57261 (Roslyn) is located in Day County, South Dakota. Day County contains multiple ZIP codes, see the full list at /counties/day-sd.
What is the population of ZIP code 57261? ▼
ZIP code 57261 in Roslyn, SD has a population of 321 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 57261? ▼
The median household income in ZIP 57261 is $77,813, which is 2% above the national average of $76,288.
What is the average home value in ZIP 57261? ▼
The median home value in ZIP 57261 is $167,500, which is 40% below the national average of $278,155.
What is the demographic makeup of ZIP 57261? ▼
The largest racial group in ZIP 57261 is White at 85.2%.
How many businesses are in ZIP code 57261? ▼
ZIP code 57261 has 15 business establishments employing approximately 60 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 57261? ▼
In ZIP code 57261, 61.3% of residents aged 25+ have a high school diploma or higher, and 17.2% 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 57261? ▼
In ZIP code 57261, approximately 61.3% of occupied housing units are owner-occupied and 38.7% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 57261? ▼
The poverty rate in ZIP code 57261 is 7.2% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.