Personal loans in Castlewood, SD

Lenders active in Castlewood report to a South Dakota supervisor, identified in the sourced rows below.

By the Personalloaner Editorial Team · Last updated 2026-09-16

How we get paid: if you apply through the link above, a lending partner may send us a referral fee. It never changes the rate you are offered or what we publish. We are not a lender and we do not process applications. The lowest rates are only available to the most qualified applicants. Full disclosure.

With roughly 706 residents, Castlewood is a small community, and the lending rules its borrowers live under are written in South Dakota, not by the city. Castlewood is home to roughly 706 people and stands 86th by size out of 309 Census places in South Dakota. Castlewood added about 1.3% to its population between the 2020 base and the 2023 estimate. Get pre-qualified with several lenders, then compare APR rather than the headline rate for a Castlewood loan. The closest larger place is Estelline, SD about 12 miles away.

Borrowing in Castlewood: the local picture

The figures below are Castlewood's own — Census population, land area and coordinates — followed by the South Dakota rules.

Castlewood on the map

Castlewood covers about 1.1 square miles of land (Census Gazetteer); no significant water area is recorded inside its boundaries. With 706 residents, the land area yields roughly 614 people per square mile. The largest place in South Dakota, Sioux Falls, lies about 83 miles away. Castlewood has 16 larger places within a 50-mile radius. The 100-mile radius contains 78 larger places.

Castlewood in state context

Within South Dakota, Castlewood holds roughly 0.1% of all residents, the 86th-largest share among 309 places. On the 2020-to-2023 trend, Castlewood stands 102nd among South Dakota's 309 places — roughly the 67th percentile. Its roughly 614 residents per square mile place it 150th among South Dakota's places. In land area, Castlewood ranks 88th among South Dakota's 309 places.

What South Dakota law requires in Castlewood

Read the table as a lender's compliance picture for Castlewood: the rule, the sourced figure, the publisher and the date.

RuleDetailSource
State lending regulatorSouth 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
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
Payday lending statusLegal 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

What is available to Castlewood borrowers

Castlewood is a moderately settled community of about 706 people, with 16 larger places inside a 50-mile radius. Distance to a branch rarely matters for Castlewood's 706 residents: the application is online and the price follows your credit file. For a larger market, the closest option is Estelline, SD about 12 miles away.

Steps to take before a Castlewood loan

Before you apply in Castlewood, a community of about 706, work through these steps:

  1. Pull your credit reports first and correct any error before a lender sees the file.
  2. Model the payment on the calculator before a lender models it for you.
  3. Gather at least three pre-qualified offers and line up the APR, not the headline rate.
  4. Look the lender up in the South Dakota regulator's licence records before you sign.
  5. Be clear on what the loan is for and how it gets repaid.
  6. When debt already feels heavy, a nonprofit credit counsellor is worth a call first.
  7. Read the disclosure for an origination fee and any prepayment penalty before signing.

What differs between Castlewood and the rest of South Dakota is not the process but the borrower's own file, among the 706 people here.

How we get paid: if you apply through the link above, a lending partner may send us a referral fee. It never changes the rate you are offered or what we publish. We are not a lender and we do not process applications. The lowest rates are only available to the most qualified applicants. Full disclosure.

Common questions

What are my options in Castlewood if my credit is poor?
Borrowing is still possible, but expect a higher APR and a smaller approved amount. Lenders that accept lower scores hold statewide licences, so what is open to you in Castlewood is the same as anywhere in South Dakota.
What loan size can I expect in Castlewood?
Most personal loans sit somewhere between $1,000 and $50,000, though the figure you are approved for turns on the lender, your income and your credit. Model the monthly payment first with our personal loan calculator.
Do I have to pledge anything to borrow in Castlewood?
For an unsecured personal loan, no — there is nothing to pledge. A secured loan, such as home equity or one secured by a vehicle, does require collateral, and default puts that asset at risk.
Does comparing loans in Castlewood cost me credit score points?
Not during pre-qualification, which normally uses a soft pull and leaves your score alone. Submitting a full application triggers a hard inquiry, which can trim a few points briefly.

Nearby places

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