Residential delivery area · South Dakota
ZIP Code 57330: Delmont, SD
ZIP code 57330 uses the postal name Delmont, South Dakota and lies mostly in Douglas County (61% of its land), reaching into Charles Mix County and Hutchinson County (Census 2020 ZIP-county file). About 590 people live there (Census Bureau, ACS 2020-2024). Median household income is $71,563 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Delmont (under 1%), Clearfield Colony (under 1%) and Greenwood Colony (under 1%); 99% is outside any Census place.
- ACS2020-24
- Census2020
- ZBP2023
- IRS2022
- Town
- Delmont · its only residential ZIP
- County
- Douglas County (61%); Charles Mix County (26%); Hutchinson County (13%)
- Census places
- Delmont (under 1%); Clearfield Colony (under 1%) census-designated place; Greenwood Colony (under 1%) census-designated place
- House district
- SD at large 119th Congress
- State
- South Dakota
- Time zone
- Central
- Land area
- 116.0 sq mi · 5 people per sq mi
Where is ZIP code 57330?
57330 centers on 43.265°, -98.158° and covers 116.0 square miles of land plus 0.1 of water. It borders 4 ZIP codes: 57313, 57376, 57366, 57380.
The map draws ZIP code areas only. For the streets inside 57330, 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 57330 compare with the rest of Douglas County?
| Measure | 57330 | In Douglas County | In SD |
|---|---|---|---|
| People (ACS 2020-2024) | 594 | 5th of 8 | 190th of 375 |
| Median household income | $72k | not ranked | not ranked |
| Median home value | $144k | not ranked | not ranked |
57330's income and home value are not ranked: it has fewer than 1,000 residents (594). Rankings use ZIP codes of 1,000 or more people living in households, with margins at most 25% of the figure.
It is denser than 11% of 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 57330?
The 2020 Census counted 479 people in 57330; the ACS, which samples households over 2020-2024, estimates 594. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 594±135 (90% margin)
- 2020 Census count
- 479
- Households
- 171
- Median age
- 40.1
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 57330?
Of the 594 people the ACS estimates in 57330, 30.8% are under 18 and 29.5% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (94.4%).
- Under 1830.8%
- 18 to 6439.7%
- 65 and older29.5%
- White, not Hispanic94.4%
- Other or two or more4.2%
- Hispanic or Latino1.3%
- 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 57330 earn?
Median household income is $71,563 (ACS 2020-2024).
- Median household income
- $71,563±$31,445
- Income per person
- $29,329
- Below the poverty line
- 23.5%
- Unemployed (of the labor force)
- 0.5%
- Adults 25+ with a bachelor's degree
- 40.8%
- Adjusted gross income per tax return, 2022
- $66,243140 returns; wages 47% 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 57330?
- Median home value (owners' estimate)
- $143,800
- Median gross rent
- $618
- Homes owned by their occupants
- 86.5%
- Housing units
- 203
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001).
What businesses are in 57330?
6 business establishments had a location in this ZIP code in 2023, 2 fewer than in 2018 (ZIP Code Business Patterns).
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 57330?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 57313 | Armour | 1,220 | $89k | 10.3 mi |
| 57376 | Tripp | 944 | $62k | 11.1 mi |
| 57366 | Parkston | 2,598 | $78k | 13.8 mi |
| 57380 | Wagner | 3,316 | $62k | 17.7 mi |
| 57331 | Dimock | 231 | $101k | 15.6 mi (near) |
| 57354 | Kaylor | 86 | – | 16.5 mi (near) |
| 57328 | Corsica | 1,290 | $87k | 18.5 mi (near) |
| 57329 | Dante | 317 | $62k | 19.6 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.