Residential delivery area · South Dakota
ZIP Code 57328: Corsica, SD
ZIP code 57328 uses the postal name Corsica, South Dakota and lies mostly in Douglas County (98% of its land) with the rest in Aurora County (Census 2020 ZIP-county file). About 1,300 people live there (Census Bureau, ACS 2020-2024). Median household income is $86,985 (Census Bureau, ACS 2020-2024). By Census place, under 1% of its land lies in Corsica; more than 99% is outside any Census place.
- ACS2020-24
- Census2020
- ZBP2023
- IRS2022
- Town
- Corsica · its only residential ZIP
- County
- Douglas County (98%); Aurora County (2%)
- Census places
- Corsica
- House district
- SD at large 119th Congress
- State
- South Dakota
- Time zone
- Central
- Land area
- 160.8 sq mi · 8 people per sq mi
Where is ZIP code 57328?
57328 centers on 43.438°, -98.439° and covers 160.8 square miles of land plus 0.9 of water. It borders 9 ZIP codes: 57375, 57364, 57344, 57313, 57342, 57363, 57331, 57366, 57369.
The map draws ZIP code areas only. For the streets inside 57328, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 57328 compare with the rest of Douglas County?
| Measure | 57328 | In Douglas County | In SD |
|---|---|---|---|
| People (ACS 2020-2024) | 1,290 | 3rd of 8 | 112th of 375 |
| Median household income | $87k | 1st of 3 | 31st of 107 |
| Median home value | $211k | 2nd of 4 | 69th of 109 |
Its median household income is higher than in 70% of U.S. residential ZIP codes, and it is denser than 15% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 57328?
The 2020 Census counted 1,083 people in 57328; the ACS, which samples households over 2020-2024, estimates 1,290. Between the 2010 and 2020 censuses its population fell 4.5% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 1,290±170 (90% margin)
- 2020 Census count
- 1,083−4.5% since 2010 (1,134)
- Households
- 517
- Median age
- 45.3
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 57328?
Of the 1,290 people the ACS estimates in 57328, 21.8% are under 18 and 25.3% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (93.6%).
- Under 1821.8%
- 18 to 6452.9%
- 65 and older25.3%
- White, not Hispanic93.6%
- Other or two or more5.5%
- Hispanic or Latino0.9%
- Black, not Hispanic0.0%
- Asian, not Hispanic0.0%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 57328 earn?
Median household income is $86,985 (ACS 2020-2024), the highest of the 3 ranked ZIP codes in Douglas County. It is not measurably different from 2015-2019 ($79,664 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $86,985±$18,374
- Income per person
- $37,453
- Below the poverty line
- 5.4%
- Unemployed (of the labor force)
- 0.0%
- Adults 25+ with a bachelor's degree
- 20.3%
- Adjusted gross income per tax return, 2022
- $84,144500 returns; wages 45% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 57328?
- Median home value (owners' estimate)
- $211,400
- Median gross rent
- $1,018
- Homes owned by their occupants
- 73.3%
- Housing units
- 569
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001).
What businesses are in 57328?
50 business establishments had a location in this ZIP code in 2023, 2 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction11
- Other services (except public administration)8
- Wholesale trade6
- Retail trade6
- Finance and insurance5
- Manufacturing4
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 57328?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 57375 | Stickney | 573 | $70k | 8.5 mi |
| 57364 | New Holland | 4 | – | 9.0 mi |
| 57344 | Harrison | 39 | – | 9.1 mi |
| 57313 | Armour | 1,220 | $89k | 10.1 mi |
| 57342 | Geddes | 393 | $75k | 18.7 mi |
| 57363 | Mount Vernon | 866 | $78k | 19.1 mi |
| 57331 | Dimock | 231 | $101k | 19.9 mi |
| 57366 | Parkston | 2,598 | $78k | 24.9 mi |
| 57369 | Platte | 2,630 | $78k | 25.8 mi |
| 57330 | Delmont | 594 | $72k | 18.5 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.