Best Personal Loan Rates in Custer, South Dakota (SD) - May 2026
Content reviewed by
Brian McKay
i
Editorial Disclosure
Brian McKay
Brian McKay
Founder & Data ArchitectExpertise
- Automated Online Rate Data Aggregation
- Location-Based Rate Tables
- Bank & Credit Union Health Safety Ratings
- Bank & Credit Union Star Ratings
- Finance Calculators
Brian is the Founder of MonitorBankRates.com. For over 18 years, he has utilized his background in enterprise infrastructure to engineer proprietary systems that track rates from over 8,000 financial institutions.
Read Full Bio →
Editorial Disclosure
The rates displayed are actual, verified rates sourced directly from the official websites of local and national lenders actively lending to South Dakota borrowers. Note that your final approved personal loan rate will depend on your specific credit profile, loan amount, and loan term.
Current personal loan options available to borrowers in Custer, South Dakota include: HIGHMARKHIGHMARK302 Mount Rushmore Rd, Custer, SD, 57730A5.0 ★Texas Ratio: 11.71% offering Construction Loan at 4.99% APR, Sentinel Federal Credit UnionSentinel Federal Credit Union18 Mount Rushmore Rd, Custer, SD, 57730A+5.0 ★Texas Ratio: 4.56% offering Personal Loans at 10.50% APR, Dakotaland Federal Credit UnionDakotaland Federal Credit UnionA+5.0 ★Texas Ratio: 3.55% offering Construction Loan at 3.99% APR, East River Federal Credit UnionEast River Federal Credit UnionA+5.0 ★Texas Ratio: 3.86% offering Recreational Loans at 6.05% APR, and Coteau Valley Federal Credit UnionCoteau Valley Federal Credit UnionA+5.0 ★Texas Ratio: 3.47% offering Unsecured Loans at 7.00% APR. Personal loan rates as of May 12, 2026 according to verified data from MonitorBankRates.
Custer has 2 local institutions in our database, with personal loan rates as low as 4.99% APR from HIGHMARK at 302 Mount Rushmore Rd, Custer, SD, 57730. Use the tabs below to compare all available personal loan types. Rates are continually updated — we recommend checking back frequently.
We empower borrowers with transparent, proprietary financial health metrics—including A-F Safety Grades, verified Star Ratings, and Texas Ratios—so you can confidently borrow from a stable, highly-rated institution in Custer, South Dakota.
Personal loan rates reflect recent market quotes and representative offers available to borrowers in Custer, South Dakota. Rates shown are typically “as low as” APRs for borrowers with excellent credit. Your final approved rate will depend on your credit history, credit score, income, and loan amount. Personal Loan Rates Last Updated and Verified: May 12, 2026
Source: Verified Personal Loan Rate Data provided by MonitorBankRates
Institution
Loan Product
APR
Profile
HIGHMARK
Institution Rating:
A5.0 ★Texas Ratio: 11.71%
302 Mount Rushmore Rd, Custer, SD, 57730
Construction Loan
4.99%
▼
APR4.99%
Last UpdatedMay 12, 2026
Details
As Low As
Sentinel Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 4.56%
18 Mount Rushmore Rd, Custer, SD, 57730
Personal Loans
10.50%
▼
APR10.50%
Last UpdatedMay 12, 2026
Details
As Low As
Dakotaland Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.55%
Construction Loan
3.99%
▼
APR3.99%
Last UpdatedMay 12, 2026
Details
Rates as low as mortgage loans only
East River Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.86%
Recreational Loans
6.05%
▼
APR6.05%
Last UpdatedMay 12, 2026
Details
As Low As
Coteau Valley Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.47%
Unsecured Loans
7.00%
▼
APR7.00%
Last UpdatedMay 12, 2026
Details
Credit Score: 725 - UP
Interfaith Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 1.60%
Church Loans
7.25%
▼
APR7.25%
Last UpdatedMay 12, 2026
Details
As Low As
Interfaith Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 1.60%
Faith Organization Loans
7.25%
▼
APR7.25%
Last UpdatedMay 12, 2026
Details
over $250,000; As Low As; 5 year adjustable - 30 year term, due in 15 years
Coteau Valley Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.47%
Unsecured Loans
7.25%
▼
APR7.25%
Last UpdatedMay 12, 2026
Details
Credit Score: 675-724
Interfaith Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 1.60%
Faith Organization Loans
7.50%
▼
APR7.50%
Last UpdatedMay 12, 2026
Details
up to $250,000; As Low As; 10 year fixed
Coteau Valley Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.47%
Unsecured Loans
8.00%
▼
APR8.00%
Last UpdatedMay 12, 2026
Details
Credit Score: 725 - UP
Coteau Valley Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.47%
Unsecured Loans
8.50%
▼
APR8.50%
Last UpdatedMay 12, 2026
Details
Credit Score: 650-674
Interfaith Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 1.60%
Signature Loan
8.99%
▼
APR8.99%
Last UpdatedMay 12, 2026
Details
As Low As; Including Debt Consolidation
Coteau Valley Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.47%
Unsecured Loans
9.00%
▼
APR9.00%
Last UpdatedMay 12, 2026
Details
Credit Score: 725 - UP
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Personal Loans
9.30%
▼
APR9.30%
Last UpdatedMay 12, 2026
Details
As Low As
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
9.30%
▼
APR9.30%
Last UpdatedMay 12, 2026
Details
750+
East River Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.86%
Personal Loans
9.40%
▼
APR9.40%
Last UpdatedMay 12, 2026
Details
As Low As
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
9.80%
▼
APR9.80%
Last UpdatedMay 12, 2026
Details
750+
Dakota Star Federal Credit Union
Institution Rating:
A5.0 ★Texas Ratio: 7.62%
Personal Loans
9.90%
▼
APR9.90%
Last UpdatedMay 12, 2026
Details
As Low As
APR9.99%
Last UpdatedMay 12, 2026
Details
Credit score 701+
Consumers Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 1.28%
Unsecured Loans
9.99%
▼
APR9.99%
Last UpdatedMay 12, 2026
Details
As Low As; Up to $50,000
Dacotah Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.63%
Personal Loan
10.15%
▼
APR10.15%
Last UpdatedMay 12, 2026
Details
No additional details available.
Northern Hills Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.53%
Personal
10.25%
▼
APR10.25%
Last UpdatedMay 12, 2026
Details
As Low As
Northern Hills Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.53%
Personal Loan
10.25%
▼
APR10.25%
Last UpdatedMay 12, 2026
Details
As Low As; Any Purpose-Vacations, Projects, Repairs
Dacotah Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.63%
Personal Vacation
10.25%
▼
APR10.25%
Last UpdatedMay 12, 2026
Details
No additional details available.
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
10.30%
▼
APR10.30%
Last UpdatedMay 12, 2026
Details
750+
Coteau Valley Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.47%
Unsecured Loans
10.50%
▼
APR10.50%
Last UpdatedMay 12, 2026
Details
Credit Score: 600 - DOWN
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
10.80%
▼
APR10.80%
Last UpdatedMay 12, 2026
Details
750+
Coteau Valley Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.47%
Unsecured Loans
10.85%
▼
APR10.85%
Last UpdatedMay 12, 2026
Details
Credit Score: 650-674
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
11.05%
▼
APR11.05%
Last UpdatedMay 12, 2026
Details
749-680
Coteau Valley Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.47%
Unsecured Loans
11.25%
▼
APR11.25%
Last UpdatedMay 12, 2026
Details
Credit Score: 675-724
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
11.55%
▼
APR11.55%
Last UpdatedMay 12, 2026
Details
749-680
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
11.80%
▼
APR11.80%
Last UpdatedMay 12, 2026
Details
679-650
Bluestone Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 5.08%
Personal/Lifestyle Loan
12.00%
▼
APR12.00%
Last UpdatedMay 12, 2026
Details
Debt Consolidation
Coteau Valley Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.47%
Unsecured Loans
12.00%
▼
APR12.00%
Last UpdatedMay 12, 2026
Details
Credit Score: 600 - DOWN
Explorers Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.21%
PERSONAL UNSECURED
12.00%
▼
APR12.00%
Last UpdatedMay 12, 2026
Details
Credit Tier: 750+
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
12.05%
▼
APR12.05%
Last UpdatedMay 12, 2026
Details
679-650
Coteau Valley Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.47%
Unsecured Loans
12.20%
▼
APR12.20%
Last UpdatedMay 12, 2026
Details
Credit Score: 650-674
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
12.30%
▼
APR12.30%
Last UpdatedMay 12, 2026
Details
679-650
Explorers Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.21%
PERSONAL UNSECURED
12.50%
▼
APR12.50%
Last UpdatedMay 12, 2026
Details
Credit Tier: 750+
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
12.55%
▼
APR12.55%
Last UpdatedMay 12, 2026
Details
679-650
Coteau Valley Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.47%
Unsecured Loans
13.00%
▼
APR13.00%
Last UpdatedMay 12, 2026
Details
Credit Score: 600 - DOWN
Explorers Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.21%
PERSONAL UNSECURED
13.00%
▼
APR13.00%
Last UpdatedMay 12, 2026
Details
Credit Tier: 750+
Explorers Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.21%
PERSONAL UNSECURED
13.50%
▼
APR13.50%
Last UpdatedMay 12, 2026
Details
Credit Tier: 700-749
Explorers Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.21%
PERSONAL UNSECURED
14.00%
▼
APR14.00%
Last UpdatedMay 12, 2026
Details
Credit Tier: 750+
APR14.00%
Last UpdatedMay 12, 2026
Details
No additional details available.
Explorers Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.21%
PERSONAL UNSECURED
14.50%
▼
APR14.50%
Last UpdatedMay 12, 2026
Details
Credit Tier: 750+
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
14.55%
▼
APR14.55%
Last UpdatedMay 12, 2026
Details
649-600
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
14.80%
▼
APR14.80%
Last UpdatedMay 12, 2026
Details
649-600
APR14.99%
Last UpdatedMay 12, 2026
Details
Credit score 650-700
Explorers Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.21%
PERSONAL UNSECURED
15.00%
▼
APR15.00%
Last UpdatedMay 12, 2026
Details
Credit Tier: 675-699
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
15.05%
▼
APR15.05%
Last UpdatedMay 12, 2026
Details
649-600
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
15.30%
▼
APR15.30%
Last UpdatedMay 12, 2026
Details
649-600
Explorers Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.21%
PERSONAL UNSECURED
15.50%
▼
APR15.50%
Last UpdatedMay 12, 2026
Details
Credit Tier: 700-749
Explorers Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.21%
PERSONAL UNSECURED
16.00%
▼
APR16.00%
Last UpdatedMay 12, 2026
Details
Credit Tier: 700-749
Explorers Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.21%
PERSONAL UNSECURED
16.50%
▼
APR16.50%
Last UpdatedMay 12, 2026
Details
Credit Tier: 675-699
Explorers Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.21%
PERSONAL UNSECURED
17.00%
▼
APR17.00%
Last UpdatedMay 12, 2026
Details
Credit Tier: 675-699
Explorers Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.21%
PERSONAL UNSECURED
17.50%
▼
APR17.50%
Last UpdatedMay 12, 2026
Details
Credit Tier: 650-674
APR17.50%
Last UpdatedMay 12, 2026
Details
Credit score <650
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
17.55%
▼
APR17.55%
Last UpdatedMay 12, 2026
Details
599 and Below
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
17.80%
▼
APR17.80%
Last UpdatedMay 12, 2026
Details
599 and Below
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
18.00%
▼
APR18.00%
Last UpdatedMay 12, 2026
Details
599 and Below
Powered by
MonitorBankRates
Source: Verified Personal Loan Rate Data provided by MonitorBankRates
Institution
Loan Product
APR
Profile
Sentinel Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 4.56%
18 Mount Rushmore Rd, Custer, SD, 57730
Personal Loans
10.50%
▼
APR10.50%
Last UpdatedMay 12, 2026
Details
As Low As
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Personal Loans
9.30%
▼
APR9.30%
Last UpdatedMay 12, 2026
Details
As Low As
East River Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.86%
Personal Loans
9.40%
▼
APR9.40%
Last UpdatedMay 12, 2026
Details
As Low As
Dakota Star Federal Credit Union
Institution Rating:
A5.0 ★Texas Ratio: 7.62%
Personal Loans
9.90%
▼
APR9.90%
Last UpdatedMay 12, 2026
Details
As Low As
Dacotah Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.63%
Personal Loan
10.15%
▼
APR10.15%
Last UpdatedMay 12, 2026
Details
No additional details available.
Northern Hills Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 3.53%
Personal Loan
10.25%
▼
APR10.25%
Last UpdatedMay 12, 2026
Details
As Low As; Any Purpose-Vacations, Projects, Repairs
Powered by
MonitorBankRates
No debt consolidation personal loan rates found in Custer, SD currently.
Source: Verified Personal Loan Rate Data provided by MonitorBankRates
Institution
Loan Product
APR
Profile
Interfaith Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 1.60%
Signature Loan
8.99%
▼
APR8.99%
Last UpdatedMay 12, 2026
Details
As Low As; Including Debt Consolidation
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
9.30%
▼
APR9.30%
Last UpdatedMay 12, 2026
Details
750+
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
9.80%
▼
APR9.80%
Last UpdatedMay 12, 2026
Details
750+
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
10.30%
▼
APR10.30%
Last UpdatedMay 12, 2026
Details
750+
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
10.80%
▼
APR10.80%
Last UpdatedMay 12, 2026
Details
750+
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
11.05%
▼
APR11.05%
Last UpdatedMay 12, 2026
Details
749-680
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
11.55%
▼
APR11.55%
Last UpdatedMay 12, 2026
Details
749-680
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
11.80%
▼
APR11.80%
Last UpdatedMay 12, 2026
Details
679-650
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
12.05%
▼
APR12.05%
Last UpdatedMay 12, 2026
Details
679-650
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
12.30%
▼
APR12.30%
Last UpdatedMay 12, 2026
Details
679-650
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
12.55%
▼
APR12.55%
Last UpdatedMay 12, 2026
Details
679-650
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
14.55%
▼
APR14.55%
Last UpdatedMay 12, 2026
Details
649-600
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
14.80%
▼
APR14.80%
Last UpdatedMay 12, 2026
Details
649-600
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
15.05%
▼
APR15.05%
Last UpdatedMay 12, 2026
Details
649-600
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
15.30%
▼
APR15.30%
Last UpdatedMay 12, 2026
Details
649-600
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
17.55%
▼
APR17.55%
Last UpdatedMay 12, 2026
Details
599 and Below
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
17.80%
▼
APR17.80%
Last UpdatedMay 12, 2026
Details
599 and Below
Service First Federal Credit Union
Institution Rating:
A+5.0 ★Texas Ratio: 0.00%
Signature Loan
18.00%
▼
APR18.00%
Last UpdatedMay 12, 2026
Details
599 and Below
Powered by
MonitorBankRates
No home improvement personal loan rates found in Custer, SD currently.
Custer, SD Personal Loan Rate Trends
Compare local Custer, SD personal loan rates against the statewide average
Daily personal loan rate averages tracked across our database of 8,500+ banks and credit unions — updated every evening.
Personal Loan — SD Avg
12.523%
▼ 0.920 vs 7 days ago
South Dakota personal loan rates fell 0.920 points over the past 7 days to 12.523% APR.
Signature Loan — SD Avg
11.020%
▲ 0.010 vs 7 days ago
South Dakota signature loan rates rose 0.010 points over the past 7 days to 11.020% APR.
As of May 12, 2026 • Rate data sourced from 8,500+ monitored institutions
Powered by MonitorBankRates
Frequently Asked Questions
What credit score do I need for a personal loan in South Dakota?
Most lenders in Custer, South Dakota require a minimum credit score of 620 for approval, but borrowers with scores of 720 or higher will qualify for the most competitive APRs. Credit unions in South Dakota often have more flexible requirements than traditional banks.
What is the difference between secured and unsecured personal loans?
Unsecured personal loans in Custer, South Dakota require no collateral and are approved based on your creditworthiness alone. Secured loans are backed by an asset (such as savings or a vehicle) and typically offer lower interest rates. If you default on a secured loan, the lender may seize the collateral.
Can I use a personal loan for debt consolidation in South Dakota?
Yes. Debt consolidation is one of the most common uses of personal loans in Custer, South Dakota. By rolling multiple high-interest debts (credit cards, medical bills) into a single personal loan with a lower APR, you can reduce your total interest costs and simplify repayment.
Are credit unions or banks better for personal loans in Custer, South Dakota?
Credit unions in Custer, South Dakota often offer lower APRs and more flexible underwriting than traditional banks because they are member-owned and not-for-profit. However, you must meet membership eligibility requirements. Banks may offer faster approvals and larger loan amounts.
What are the best personal loan rates in Custer, South Dakota?
- HIGHMARK: 4.99% (Construction Loan)
- Sentinel Federal Credit Union: 10.50% (Personal Loans)
- Dakotaland Federal Credit Union: 3.99% (Construction Loan)
- East River Federal Credit Union: 6.05% (Recreational Loans)
- Coteau Valley Federal Credit Union: 7.00% (Unsecured Loans)
Personal Loan Rates reflect actual verified offers from banks and credit unions actively lending in Custer, South Dakota. Your final approved rate will depend on your credit profile and loan term. Last Updated and Verified: May 12, 2026.
Personal Loan Calculators
Rate Assistant
MonitorBankRates.com · Live Data
Try asking