Here Are The 10 Richest Counties In South Dakota
South Dakota's richest counties are ranked by per capita income, with Union County leading the list.
Have you ever been curious to know where the richest parts of South Dakota are? By taking the yearly income of each South Dakota county's residents and factoring it in to the population of the county, the U.S. Census Bureau is able to determine each place's per capita income. These are the top 10 counties with the highest per capita income, as of the last census:
10. Marshall County
With a per capita income of $25,502 and an average household income of over $40,000 a year, Marshall County ranks 10th richest in the state. The county seat of Marshall County is Britton.
9. Perkins County
Coming in close at 9th with a per capita income of $25,780 is Perkins County. The county seat is Bison and it has been around since 1908.
8. Haakon County
8th on the list is Haakon County. Its per capita income comes in at $25,877, with an average yearly household income of over $46,000.
7. Pennington County
Pennington County, where Rapid City is located, ranks 7th on the list. The per capita income is $25,894, just barely past Haakon County, and the average household income is just a few hundred more.
6. Minnehaha County
Next on the list at 6th is Minnehaha County, where Sioux Falls is located. The per capita income is $26,392 and the average household income tops over $50,000 a year.
5. Sully County
Halfway through the ranking now, 5th goes to Sully County, with the county seat of Onida. The per capita income is $26,596.
4. Stanley County
Stanley County comes in at 4th on the list with a per capita income of $27,435. Fort Pierre is the county seat and it has been around since 1873 - one of the oldest counties in the state.
3. Hughes County
Going into the top three richest counties now with Hughes County as third. Pierre, the capital, is located here. The per capita income is $28,236 and the average yearly household income is over $53,000.
2. Lincoln County
The title of second richest county in South Dakota goes to Lincoln County. Its per capita income is at $33,261 and they have the highest average household income at $67,365 per year.
1. Union County
The richest county in South Dakota is Union County, but both first and second places are pretty close. The per capita income of Union County is $33,783, just $500 over Lincoln County.
Interested to know what the opposite end of the spectrum is? If you click here, you can see a ranking of the poorest towns in South Dakota to compare.
Subscribe to our newsletter
Get the latest updates and news
Thank you for subscribing!




















