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Credit unions in South Dakota: the best and largest of 33, compared

Independent site, not the NCUA, a credit union or a bank. General information, not financial advice.

All 33 filers based in South Dakota, largest first. Sort them by what matters to you.

Credit unions by state, from the federal filings

South Dakota: credit unions that match

33

Their members350K
Their assets$6.18B
First on this sortBlack Hills Federal Credit Union
Credit unionAssetsMembersNet worthDelinq.BranchesChecks
Black Hills Federal Credit UnionRapid City$2.38B110K10.56%0.95%204/5
Dakotaland Federal Credit UnionHuron$752M43K10.87%0.57%135/5
Levo Federal Credit UnionSioux Falls$516M33K11.50%1.49%83/5
Voyage Federal Credit UnionSioux Falls$285M20K10.03%0.83%54/5
Highmark Federal Credit Union (Highmark Credit Union)Rapid City$258M14K7.67%1.43%54/5
Service First Federal Credit Union (CU Marketing Group LLC)Sioux Falls$210M16K9.29%0.94%33/5
Bluestone Federal Credit Union (Nugget, a division of Bluestone FCU)Sioux Falls$206M12K9.57%0.50%45/5
Northern Hills Federal Credit UnionSturgis$205M13K9.57%0.29%55/5
Area Federal Credit UnionAberdeen$200M12K17.10%0.47%35/5
Sentinel Federal Credit UnionEllsworth AFB$199M10K10.83%0.71%84/5

NCUA Call Report, June 30, 2026. Delinquency: loans two or more months late, as a share of loans. Checks: our own five data checks, not an NCUA rating; membership rules are not in this file, so confirm them with the credit union. Everything you enter stays in this browser: nothing is sent or stored.

33 credit unions based in South Dakota filed 350K members and $6.18B in assets with the National Credit Union Administration for June 30, 2026. All 33 credit unions based in South Dakota hold federal charters. Black Hills Federal Credit Union in Rapid City holds $2.38B, far ahead of Dakotaland Federal Credit Union in Huron and Levo Federal Credit Union in Sioux Falls, and the top three reach 59.0%. Combined net worth, 10.83%, sits near the national 11.42%. Loans two months late or worse come to 0.88%, close to the national 0.96%. Each employee on file works out at 271 members, the 2nd lowest count. 17 filers report one branch or none, the 3rd highest share. Commercial loans without real estate reach 2.3%, and Norstar Federal Credit Union reports 19.6%. Offices by city: Sioux Falls (20), Rapid City (17), Huron (7), Custer (4), out of 41 places in 31 counties. Every South Dakota filer of a year ago is still on file. Latest charter: Lakota Federal Credit Union, 2012. The file does not say who may join any of them, or why a charter stopped filing.

Members and assets over 12 months

South Dakota: members, same charters

+0.38%

Assets, same charters+5.83%
Filers a year ago33
Filers now33

Mergers count as growth for the credit union that absorbs another.

See all 51 in a table →

Filings read by Radif Partners · Editorial policy · Method and sources

Federal charters across a large, thin state

Outside presence is almost nil, 3 offices in all, so for many South Dakotans the table below is the whole market. Delinquency at 0.88% is below the national rate, and no filer reports under 7% on net worth. 18 report under $50 million. The filer count did not change in twelve months.

Highest net worth (over $100 million): Area FCU, 17.10%. Fewest late loans: Northern Hills FCU, 0.29%. Black Hills FCU leads on members, 110K, and branches, 20. Largest member change: Aspen FCU, +9.63%. Next by assets: Voyage FCU, Highmark FCU, Service First FCU, Bluestone FCU, Northern Hills FCU, Area FCU. Smallest: Sisseton-Wahpeton FCU, HB Telco FCU, Dakota Rail Line FCU. Minority depository flag: Lakota FCU, Sisseton-Wahpeton FCU. Largest outside presence: Interfaith FCU, from CA, 1 offices.

Area FCU (68.9%) leans most on vehicle loans, Dakotaland FCU (50.3%) on first-lien home loans, Bluestone FCU (3.6%) on cards. Oldest charters: Levo FCU, 1934; Service First FCU, 1934; Dakotaland FCU, 1935. Levo FCU lost the most members in percentage terms, -10.73%, among those over $10 million.

Rank among the 50 states and DC

Computed from the NCUA Call Report of June 30, 2026 for filers based in each state. Home loans: 1-4 family first lien. Commercial: loans not secured by real estate. A filer named for a share has $50 million or more in loans, or is any filer where none reaches that.
MeasureSouth DakotaRankAll filers
Vehicle loans, share of loans32.3%24th highest27.5%
First-lien home loans, share of loans30.2%20th lowest36.6%
Credit cards, share of loans2.4%20th lowest4.9%
Commercial loans without real estate, share of loans2.3%4th highest0.8%
Loans as a share of shares and deposits76.8%11th lowest
Assets per member$17,67722nd highest
Members per reported branch3,2084th lowest
Members per employee (full- and part-time)2712nd lowest
Filers with one branch or none51.5%3rd highest
Three largest names, share of assets59.0%17th highest
Fall in filer count over 12 months0.0%Lowest
Median year a charter opened195319th lowest

The largest in South Dakota

25 largest of 33, by assets, NCUA Call Report of June 30, 2026. Checks: our own five data checks, not an NCUA rating.
Credit unionCityAssetsMembersNet worthDelinq.BranchesChecks
Black Hills Federal Credit UnionRapid City$2.38B110K10.56%0.95%204/5
Dakotaland Federal Credit UnionHuron$752M43K10.87%0.57%135/5
Levo Federal Credit UnionSioux Falls$516M33K11.50%1.49%83/5
Voyage Federal Credit UnionSioux Falls$285M20K10.03%0.83%54/5
Highmark Federal Credit Union (Highmark Credit Union)Rapid City$258M14K7.67%1.43%54/5
Service First Federal Credit Union (CU Marketing Group LLC)Sioux Falls$210M16K9.29%0.94%33/5
Bluestone Federal Credit Union (Nugget, a division of Bluestone FCU)Sioux Falls$206M12K9.57%0.50%45/5
Northern Hills Federal Credit UnionSturgis$205M13K9.57%0.29%55/5
Area Federal Credit UnionAberdeen$200M12K17.10%0.47%35/5
Sentinel Federal Credit UnionEllsworth AFB$199M10K10.83%0.71%84/5
Aspen Federal Credit UnionRapid City$173M8,4498.44%0.43%35/5
Explorers Federal Credit UnionYankton$111M9,0749.63%0.49%45/5
Dakota Plains Federal Credit UnionLemmon$84M4,9309.13%0.56%55/5
Norstar Federal Credit UnionBritton$79M2,82815.26%0.09%15/5
Healthcare Plus Federal Credit UnionAberdeen$70M5,0378.54%1.80%14/5
Oahe Federal Credit UnionPierre$45M3,49216.23%1.03%23/5
Dakota Star Federal Credit UnionRapid City$45M3,0239.00%0.93%24/5
Ft Randall Federal Credit UnionWagner$44M3,46217.52%1.12%24/5
East River Federal Credit UnionMadison$42M3,18411.12%1.19%13/5
M O Federal Credit UnionHuron$41M1,74614.12%0.30%14/5
Sioux Valley Coop Federal Credit UnionWatertown$41M3,41020.64%1.10%14/5
Avanti Federal Credit UnionWatertown$32M2,96711.29%4.00%13/5
Rushmore Electric Federal Credit UnionRapid City$29M1,43010.00%0.50%14/5
Consumer's Federal Credit UnionGregory$21M1,6279.65%0.14%15/5
Lakota Federal Credit UnionKyle$20M4,12822.07%1.46%13/5

Offices run from other states

3 credit unions based elsewhere report 3 member-service offices in South Dakota; the largest presences are shown.
Credit unionBased inOffices hereTotal assetsNet worth
Interfaith Federal Credit UnionCA1$135M11.87%
San Diego Firefighters Federal Credit UnionCA1$153M7.68%
Siouxland Federal Credit UnionNE1$352M12.21%

In figures

State column: every filer based in South Dakota, whether federally insured or not.
MeasureSouth DakotaFederally insured, US
Credit unions334,214
Members350K146.11M
Assets$6.18B$2.50T
Net worth ratio10.83%11.42%
Delinquency0.88%0.96%
Same-charter members, 12 months+0.38%n/a
Same-charter assets, 12 months+5.83%n/a
Filers a year earlier33n/a
Federal charters332,649
State charters01,650
Minority depository flag2454

Who can join

The federal file does not list who may join, and we have not verified the rules of any name on this list. Each one can tell you itself. How to join sets out the steps.

Questions people ask

What is the largest credit union in South Dakota?

Black Hills FCU, in Rapid City: $2.38B, 110K members, 10.56% net worth on June 30, 2026. After it: Dakotaland FCU of Huron ($752M), Levo FCU of Sioux Falls ($516M), Voyage FCU of Sioux Falls ($285M), Highmark FCU of Rapid City ($258M), Service First FCU of Sioux Falls ($210M), Bluestone FCU of Sioux Falls ($206M), Northern Hills FCU of Sturgis ($205M). Top three: 59.0% of assets.

Which South Dakota credit union has the fewest late loans?

Northern Hills FCU, 0.29%, among filers over $100 million at 7% net worth or better. Next: Aspen FCU (0.43%), Area FCU (0.47%), Explorers FCU (0.49%), Bluestone FCU (0.50%), Dakotaland FCU (0.57%), Sentinel FCU (0.71%), Voyage FCU (0.83%), Service First FCU (0.94%), Black Hills FCU (0.95%), Highmark FCU (1.43%). Most: Levo FCU, 1.49%.

Which South Dakota credit unions report the lowest net worth ratio?

None federally insured under 7%. Lowest: Highmark FCU (7.67%), Aspen FCU (8.44%), Healthcare Plus FCU (8.54%), HB Telco FCU (8.59%), Dakota Star FCU (9.00%), Dakota Plains FCU (9.13%), Service First FCU (9.29%), Bluestone FCU (9.57%), Northern Hills FCU (9.57%), Explorers FCU (9.63%), Consumer's FCU (9.65%), Palace City FCU (9.92%), Coteau Valley FCU (9.99%), Rushmore Electric FCU (10.00%). Highest: Sisseton-Wahpeton FCU, 41.30%.

Where are the credit union offices in South Dakota?

101 member-service offices: Sioux Falls 20, Rapid City 17, Huron 7, Custer 4. From other states: Interfaith FCU (CA) 1, San Diego Firefighters FCU (CA) 1, Siouxland FCU (NE) 1. Branches in all at the largest: Black Hills FCU 20, Dakotaland FCU 13, Levo FCU 8, Voyage FCU 5, Highmark FCU 5, Service First FCU 3, Bluestone FCU 4, Northern Hills FCU 5.

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