Residential delivery area · South Dakota
ZIP Code 57066: Tyndall, SD
ZIP code 57066 uses the postal name Tyndall, South Dakota and lies entirely in Bon Homme County (Census 2020 ZIP-county file). About 1,400 people live there (Census Bureau, ACS 2020-2024). Median household income is $56,389 (Census Bureau, ACS 2020-2024). By Census place, 1% of its land lies in Tyndall; 99% is outside any Census place.
- ACS2020-24
- Census2020
- ZBP2023
- IRS2022
- Town
- Tyndall · its only residential ZIP
- County
- Bon Homme County
- Census places
- Tyndall
- House district
- SD at large 119th Congress
- State
- South Dakota
- Time zone
- Central
- Land area
- 114.2 sq mi · 12 people per sq mi
Where is ZIP code 57066?
57066 centers on 42.989°, -97.867° and covers 114.2 square miles of land plus 0.0 of water. It borders 4 ZIP codes: 57315, 57063, 57059, 57062.
The map draws ZIP code areas only. For the streets inside 57066, 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 57066 compare with the rest of Bon Homme County?
| Measure | 57066 | In Bon Homme County | In SD |
|---|---|---|---|
| People (ACS 2020-2024) | 1,424 | 2nd of 7 | 101st of 375 |
| Median household income | $56k | not ranked | not ranked |
| Median home value | $112k | 2nd of 2 | 102nd of 109 |
57066's median household income is not ranked: its 90% margin of error (±$17,474) is more than a quarter of the figure ($56,389). 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 19% 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 57066?
The 2020 Census counted 1,428 people in 57066; the ACS, which samples households over 2020-2024, estimates 1,424. Between the 2010 and 2020 censuses its population fell 5.3% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 1,424±208 (90% margin)
- 2020 Census count
- 1,428−5.3% since 2010 (1,508)
- Households
- 624
- Median age
- 50.8
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 57066?
Of the 1,424 people the ACS estimates in 57066, 18.5% are under 18 and 32.2% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (94.6%).
- Under 1818.5%
- 18 to 6449.2%
- 65 and older32.2%
- White, not Hispanic94.6%
- Other or two or more4.2%
- Black, not Hispanic0.7%
- Hispanic or Latino0.4%
- Asian, not Hispanic0.1%
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 57066 earn?
Median household income is $56,389 (ACS 2020-2024). It is not measurably different from 2015-2019 ($60,931 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $56,389±$17,474
- Income per person
- $34,825
- Below the poverty line
- 8.3%
- Unemployed (of the labor force)
- 2.4%
- Adults 25+ with a bachelor's degree
- 28.0%
- Adjusted gross income per tax return, 2022
- $80,582680 returns; wages 51% 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 57066?
- Median home value (owners' estimate)
- $112,000
- Median gross rent
- $753
- Homes owned by their occupants
- 87.8%
- Housing units
- 810
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001).
What businesses are in 57066?
50 business establishments had a location in this ZIP code in 2023, 5 more than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade14
- Health care and social assistance6
- Other services (except public administration)6
- Accommodation and food services4
- Wholesale trade3
- Finance and insurance3
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 57066?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 57315 | Avon | 1,094 | $74k | 8.7 mi |
| 57063 | Tabor | 882 | $93k | 10.1 mi |
| 57059 | Scotland | 1,242 | $60k | 10.4 mi |
| 57062 | Springfield | 2,484 | $62k | 10.6 mi |
| 57329 | Dante | 317 | $62k | 14.1 mi (near) |
| 57354 | Kaylor | 86 | – | 14.2 mi (near) |
| 57040 | Lesterville | 222 | $72k | 15.0 mi (near) |
| 57376 | Tripp | 944 | $62k | 16.4 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.