Residential delivery area · South Dakota
ZIP Code 57031: Gayville, SD
ZIP code 57031 uses the postal name Gayville, South Dakota and lies mostly in Yankton County (77% of its land) with the rest in Clay County (Census 2020 ZIP-county file). About 780 people live there (Census Bureau, ACS 2020-2024). Median household income is $64,794 (Census Bureau, ACS 2020-2024). By Census place, under 1% of its land lies in Gayville; more than 99% is outside any Census place.
- ACS2020-24
- Census2020
- ZBP2023
- IRS2022
- Town
- Gayville · its only residential ZIP
- County
- Yankton County (77%); Clay County (23%)
- Census places
- Gayville
- Micro area
- Yankton, SD
- House district
- SD at large 119th Congress
- State
- South Dakota
- Time zone
- Central
- Land area
- 39.4 sq mi · 20 people per sq mi
Where is ZIP code 57031?
57031 centers on 42.876°, -97.186° and covers 39.4 square miles of land plus 1.1 of water. It borders 4 ZIP codes: 68774, 57072, 57046, 57069.
The map draws ZIP code areas only. For the streets inside 57031, 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 57031 compare with the rest of Yankton County?
| Measure | 57031 | In Yankton County | In SD |
|---|---|---|---|
| People (ACS 2020-2024) | 784 | 6th of 10 | 163rd of 375 |
| Median household income | $65k | not ranked | not ranked |
| Median home value | $137k | not ranked | not ranked |
57031's income and home value are not ranked: it has fewer than 1,000 residents (784). 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 26% 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 57031?
The 2020 Census counted 621 people in 57031; the ACS, which samples households over 2020-2024, estimates 784. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 784±149 (90% margin)
- 2020 Census count
- 621
- Households
- 394
- Median age
- 42.6
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 57031?
Of the 784 people the ACS estimates in 57031, 21.6% are under 18 and 14.9% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (84.9%).
- Under 1821.6%
- 18 to 6463.5%
- 65 and older14.9%
- White, not Hispanic84.9%
- Other or two or more7.9%
- Hispanic or Latino7.1%
- 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 57031 earn?
Median household income is $64,794 (ACS 2020-2024).
- Median household income
- $64,794±$18,795
- Income per person
- $42,104
- Below the poverty line
- 5.4%
- Unemployed (of the labor force)
- 0.0%
- Adults 25+ with a bachelor's degree
- 13.9%
- Adjusted gross income per tax return, 2022
- $76,841320 returns; wages 60% 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 57031?
- Median home value (owners' estimate)
- $137,100
- Median gross rent
- $602
- Homes owned by their occupants
- 88.1%
- Housing units
- 429
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001).
What businesses are in 57031?
8 business establishments had a location in this ZIP code in 2023, 4 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 57031?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 68774 | Saint Helena, NE | 238 | $86k | 6.3 mi |
| 57072 | Volin | 435 | $92k | 7.9 mi |
| 57046 | Mission Hill | 521 | $89k | 8.3 mi |
| 57069 | Vermillion | 13,091 | $53k | 10.3 mi |
| 68792 | Wynot, NE | 340 | $70k | 11.1 mi (near) |
| 57073 | Wakonda | 564 | $73k | 11.2 mi (near) |
| 68736 | Fordyce, NE | 525 | $84k | 13.0 mi (near) |
| 57078 | Yankton | 20,383 | $71k | 13.5 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.