Residential delivery area · South Dakota
ZIP Code 57544: Kennebec, SD
ZIP code 57544 uses the postal name Kennebec, South Dakota and lies mostly in Lyman County (94% of its land) with the rest in Tripp County (Census 2020 ZIP-county file). About 420 people live there (Census Bureau, ACS 2020-2024). Median household income is $78,750 (Census Bureau, ACS 2020-2024). By Census place, under 1% of its land lies in Kennebec; more than 99% is outside any Census place.
- ACS2020-24
- Census2020
- ZBP2023
- IRS2022
- Town
- Kennebec · its only residential ZIP
- County
- Lyman County (94%); Tripp County (6%)
- Census places
- Kennebec
- House district
- SD at large 119th Congress
- State
- South Dakota
- Time zone
- Central
- Land area
- 252.2 sq mi · 2 people per sq mi
Where is ZIP code 57544?
57544 centers on 43.883°, -99.844° and covers 252.2 square miles of land plus 2.2 of water. It borders 7 ZIP codes: 57568, 57569, 57541, 57548, 57534, 57536, 57532.
The map draws ZIP code areas only. For the streets inside 57544, 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 57544 compare with the rest of Lyman County?
| Measure | 57544 | In Lyman County | In SD |
|---|---|---|---|
| People (ACS 2020-2024) | 421 | 7th of 9 | 226th of 375 |
| Median household income | $79k | not ranked | not ranked |
| Median home value | $142k | not ranked | not ranked |
57544's income and home value are not ranked: it has fewer than 1,000 residents (421). 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 5% 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 57544?
The 2020 Census counted 400 people in 57544; the ACS, which samples households over 2020-2024, estimates 421. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 421±99 (90% margin)
- 2020 Census count
- 400
- Households
- 192
- 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 57544?
Of the 421 people the ACS estimates in 57544, 23.3% are under 18 and 27.6% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (87.4%), then Other or two or more (12.6%).
- Under 1823.3%
- 18 to 6449.2%
- 65 and older27.6%
- White, not Hispanic87.4%
- Other or two or more12.6%
- Hispanic or Latino0.0%
- 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 57544 earn?
Median household income is $78,750 (ACS 2020-2024).
- Median household income
- $78,750±$31,290
- Income per person
- $52,531
- Below the poverty line
- 4.8%
- Unemployed (of the labor force)
- 1.2%
- Adults 25+ with a bachelor's degree
- 31.0%
- Adjusted gross income per tax return, 2022
- $77,860200 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 57544?
- Median home value (owners' estimate)
- $141,700
- Median gross rent
- $675
- Homes owned by their occupants
- 79.2%
- Housing units
- 199
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001).
What businesses are in 57544?
15 business establishments had a location in this ZIP code in 2023, 2 more than in 2018; the most are in accommodation and food services (ZIP Code Business Patterns).
- Accommodation and food services3
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 57544?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 57568 | Presho | 540 | $83k | 12.6 mi |
| 57569 | Reliance | 497 | $75k | 14.5 mi |
| 57541 | Ideal | 163 | $250k+ | 20.0 mi |
| 57548 | Lower Brule | 1,442 | $36k | 23.4 mi |
| 57534 | Hamill | 130 | $33k | 24.2 mi |
| 57536 | Harrold | 277 | $53k | 37.1 mi |
| 57532 | Fort Pierre | 2,929 | $88k | 48.9 mi |
| 57365 | Oacoma | 599 | $76k | 21.9 mi (near) |
| 57576 | Vivian | 205 | $100k | 22.4 mi (near) |
| 57339 | Fort Thompson | 1,390 | $46k | 25.3 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.