Aberdeen at a glance
- Population: about 28,110 residents, ranking 3rd of 309 Census places in South Dakota (US Census Bureau, Vintage 2023 subcounty estimate).
- 2020 Census base: 28,491 residents in the 2020 Census, per the US Census Bureau.
- 2020 to 2023 change: a decline of roughly 1.3% between the 2020 count and the 2023 estimate (US Census Bureau).
- Rank among South Dakota places: 3rd in population of 309 places (US Census Bureau).
- Size percentile: ahead of around 99% of South Dakota places in population terms (US Census Bureau).
- Coordinates: mapped at 45.4647, -98.4681 by the US Census Bureau Gazetteer.
- Nearest larger cities: none within 120 miles of Aberdeen.
- Nearest smaller communities: Warner, SD (10 mi); Westport, SD (13 mi); Columbia, SD (13 mi) (Census populations).
What a personal loan costs in Aberdeen
A personal loan is structured as an installment plan, with a set number of monthly payments and a fixed amount due each time.
Compare every quote on APR because it includes the fees the interest rate hides, and check the payment with our personal loan calculator.
A longer repayment period spreads the cost and increases the interest paid, so compare total cost, not just the monthly figure.
Pre-qualification is a good first filter: it shows the rate and amount a lender may offer before you agree to a full application and a hard inquiry.
South Dakota lending rules that apply in Aberdeen
The table lists the South Dakota rules that apply to a loan made in Aberdeen, each with the regulator that published it.
| Rule | Detail | Source |
|---|---|---|
| Payday lending status | Legal for licensed money lenders (including payday and title lenders) but capped at 36% APR including all fees and charges; violations are a Class 1 misdemeanor and loans are void. Source says: "no licensee may contract for or receive finance charges pursuant to a loan in excess of an annual rate of thirty-six percent" (SDCL 54-4-44); "A violation of this section is a Class 1 misdemeanor. Any loan made in violation of this section is void and uncollectible" (54-4-44). | South Dakota Legislature (South Dakota Codified Laws) as of 2026-09-16 |
| Small-loan / installment lender licensing | Money Lender license (SDCL ch. 54-4) required for anyone lending money or creating/holding/purchasing retail installment contracts; payday and title lenders are licensed as money lenders. Source says: "to be a Money Lender and subject to the licensing requirements of South Dakota Codified Laws (SDCL) Chapter 54-4"; "Payday and title lenders are also licensed as Money Lenders under SDCL Chapter 54-4." | South Dakota Division of Banking (Department of Labor and Regulation) as of 2026-09-16 |
| State lending regulator | South Dakota Division of Banking (Department of Labor and Regulation) Source says: "The Division of Banking is charged with the regulation and supervision of state chartered and licensed financial institutions." | South Dakota Division of Banking (Department of Labor and Regulation) as of 2026-09-16 |
| Initiated Measure 21 anti-evasion rule (state-specific rule) | Initiated Measure 21 (2016) also bars evasion by indirect means; applies to loans originated, refinanced, rolled over, renewed or flipped after November 15, 2016. Source says: "prohibits these money lenders from evading this rate limitation by indirect means... a loan made in violation of this measure is void" (Division of Banking guidance on Initiated Measure 21). | South Dakota Division of Banking (Department of Labor and Regulation) as of 2026-09-16 |
| Maximum legal interest rate (usury cap) | No general maximum/usury restriction when the rate is set by written agreement; specific caps elsewhere in the code apply (e.g., 36% for licensed money lenders). Source says: "no maximum interest rate or charge, or usury rate restriction... if they establish the interest rate or charge by written agreement" (SDCL 54-3-1.1). | South Dakota Legislature (South Dakota Codified Laws) as of 2026-09-16 |
How to compare offers in Aberdeen
Before you share your details with a lender in Aberdeen:
- Pull your free credit reports and dispute any error — it is the cheapest way to improve the rate you are offered.
- Run your figures through the personal loan calculator on this site so you know the payment before a lender quotes one.
- Pre-qualify with at least three lenders and compare the APR, not the interest rate.
- Check that the lender is licensed in South Dakota using the regulator named above.
- Read the disclosure for origination fees and any prepayment penalty before you sign.