US Bank Directory
Banks in Aberdeen, SD
10 FDIC-insured banks operate 12 offices in Aberdeen, South Dakota, and 3 credit unions have 3 offices.
Source: FDIC BankFind, data as of September 5, 2026; NCUA call report as of March 31, 2026; hours checked October 10, 2026.
Bank branch map: Aberdeen
Banks sit at the coordinates in their FDIC record; credit union offices at their NCUA address, located with the U.S. Census Bureau Geocoder. Point at a marker for today's hours, tap it for the address, directions and the bank's site.
Short answer: 13 banks and credit unions operate 15 locations in Aberdeen, according to the FDIC and the NCUA. 15 of them have coordinates on record and are on the map. 7 publish opening hours.
Branches: FDIC, NCUA. Streets: loading.
15 locations on the map
Tap a cluster to zoom in
Positions are the regulators' own coordinates, or the Census Geocoder's point for the address, and can sit a few hundred feet from the door. Streets, buildings and parks come from OpenStreetMap through OpenFreeMap, with every street named as you zoom in; if that map cannot load, a simpler map drawn from the Census Bureau's TIGER/Line files takes its place. ATMs will follow with the Overture Maps import.
All banks and credit unions in Aberdeen
Sorted by number of local branches. Each branch shows where its hours and phone number come from.
Short answer: First Interstate Bank and Dacotah Bank have the most locations in Aberdeen, with 2 each. 8 banks have a single office in the city. Open any bank to see each address, today's hours where the bank publishes them and the phone number.
Dacotah Bank Bank · 2
Dacotah Bank has 2 branches in Aberdeen, 21 across South Dakota and 32 nationwide. FDIC records list its main office in Aberdeen, SD and show it operating since 1955. With $4.92 billion in total assets on June 30, 2026, it ranks No. 292 of 4,232 U.S. banks by total assets. In FDIC branch records, its longest-running Aberdeen location is its main office at 308 S Main St, dating to 1955; the newest, at 3312 6th Ave Se, to 1999. It does not publish hours in the sources this page uses; check its site before you go.
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Main Office main office308 S Main St, 57401
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Dacotah Bank3312 6th Ave Se, 57401
First Interstate Bank Bank · 2
First Interstate Bank has 2 branches in Aberdeen, 46 across South Dakota and 274 nationwide. FDIC records list its main office in Billings, MT and show it operating since 1916. With $25.79 billion in total assets on June 30, 2026, it ranks No. 83 of 4,232 U.S. banks by total assets. In FDIC branch records, its longest-running Aberdeen location is the Aberdeen East Branch at 1805 6th Ave Se, dating to 1934; the newest, at 119 6th Ave Se, to 1983. None of its 2 Aberdeen locations with published hours lists Saturday hours.
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Aberdeen West Branch119 6th Ave Se, 57401
All hours
Mon closed; Tue to Fri 9 am to 5 pm; Sat to Sun closed
Hours: First Interstate Bank branch locator (All The Places), checked Oct 10, 2026
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Aberdeen East Branch1805 6th Ave Se, 57401
All hours
Mon closed; Tue to Fri 9 am to 5 pm; Sat to Sun closed
Hours: First Interstate Bank branch locator (All The Places), checked Oct 10, 2026
American Bank & Trust Bank · 1
American Bank & Trust has 1 branch in Aberdeen, 18 across South Dakota and 20 nationwide. FDIC records list its main office in Sioux Falls, SD and show it operating since 1892. With $2.25 billion in total assets on June 30, 2026, it ranks No. 555 of 4,232 U.S. banks by total assets. The Aberdeen, South Dakota Branch at 320 6th Ave Se dates to 2022 in FDIC branch records. It does not publish hours in the sources this page uses; check its site before you go.
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Aberdeen, South Dakota Branch320 6th Ave Se, 57401
Area Credit Union Credit union · 1
Area Credit Union has 1 office in Aberdeen, 2 across South Dakota. It is based in Aberdeen, SD and $200.2 million in assets on March 31, 2026, according to its NCUA call report. Its published hours do not list Saturday.
Who can join: see the credit union's site.
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Main Office main office2324 8Th Ave Ne, 57401
All hours
Mon to Fri 9 am to 5 pm; Sat to Sun not published
Hours: NCUA, March 31, 2026
BankNorth Bank · 1
BankNorth has 1 branch in Aberdeen, 2 across South Dakota and 11 nationwide. FDIC records list its main office in Arthur, ND and show it operating since 1905. With $694.1 million in total assets on June 30, 2026, it ranks No. 1,382 of 4,232 U.S. banks by total assets. The Aberdeen Ken'S Branch at 2201 6th Ave Se dates to 2001 in FDIC branch records. It does not publish hours in the sources this page uses; check its site before you go.
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Aberdeen Ken'S Branch2201 6th Ave Se, 57401
Cornerstone Bank Bank · 1
Cornerstone Bank has 1 branch in Aberdeen, 3 across South Dakota and 13 nationwide. FDIC records list its main office in Fargo, ND and show it operating since 1907. With $1.85 billion in total assets on June 30, 2026, it ranks No. 639 of 4,232 U.S. banks by total assets. The Aberdeen Branch at 3307 7th Ave Se dates to 2026 in FDIC branch records. It does not publish hours in the sources this page uses; check its site before you go.
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Aberdeen Branch3307 7th Ave Se, 57401
CorTrust Bank Bank · 1
CorTrust Bank has 1 branch in Aberdeen, 22 across South Dakota and 37 nationwide. FDIC records list its main office in Mitchell, SD and show it operating since 1930. With $1.56 billion in total assets on June 30, 2026, it ranks No. 719 of 4,232 U.S. banks by total assets. The Aberdeen Branch at 2016 6th Ave Se dates to 1999 in FDIC branch records. It does not publish hours in the sources this page uses; check its site before you go.
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Aberdeen Branch2016 6th Ave Se, 57401
Dakotaland Credit Union Credit union · 1
Dakotaland Credit Union has 1 office in Aberdeen, 13 across South Dakota. It is based in Huron, SD and $739.6 million in assets on March 31, 2026, according to its NCUA call report. Its published hours do not list Saturday.
Who can join: see the credit union's site.
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Aberdeen Branch224 6Th Ave Se Ste 1, 57401
All hours
Mon to Fri 9 am to 4 pm; Sat to Sun not published
Hours: NCUA, March 31, 2026
Great Plains Bank Bank · 1
Great Plains Bank has 1 branch in Aberdeen, 3 across South Dakota and 3 nationwide. FDIC records list its main office in Eureka, SD and show it operating since 1920. With $150.4 million in total assets on June 30, 2026, it ranks No. 3,326 of 4,232 U.S. banks by total assets. The Aberdeen Branch at 3915 6th Ave Se dates to 2006 in FDIC branch records. It does not publish hours in the sources this page uses; check its site before you go.
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Aberdeen Branch3915 6th Ave Se, 57401
Healthcare Plus Credit Union Credit union · 1
Healthcare Plus Credit Union has 1 office in Aberdeen, 1 across South Dakota. It is based in Aberdeen, SD and $69.7 million in assets on March 31, 2026, according to its NCUA call report. Its published hours do not list Saturday.
Who can join: see the credit union's site.
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Main Office main office203 S Dakota St, 57401
All hours
Mon to Fri 8:30 am to 6 pm; Sat to Sun not published
Hours: NCUA, March 31, 2026
Plains Commerce Bank Bank · 1
Plains Commerce Bank has 1 branch in Aberdeen, 8 across South Dakota and 8 nationwide. FDIC records list its main office in Sioux Falls, SD and show it operating since 1931. With $1.30 billion in total assets on June 30, 2026, it ranks No. 848 of 4,232 U.S. banks by total assets. The Aberdeen Branch at 524 S Dakota St dates to 1926 in FDIC branch records. It does not publish hours in the sources this page uses; check its site before you go.
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Aberdeen Branch524 S Dakota St, 57401
U.S. Bank Bank · 1
U.S. Bank has 1 branch in Aberdeen, 10 across South Dakota and 2,097 nationwide. FDIC records list its main office in Cincinnati, OH and show it operating since 1863. With $705.55 billion in total assets on June 30, 2026, it ranks No. 6 of 4,232 U.S. banks by total assets. The Aberdeen Branch at 320 S 1st St dates to 1885 in FDIC branch records. Its published hours do not list Saturday.
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Aberdeen Branch320 S 1st St, 57401
All hours
Mon not published; Tue to Fri 9 am to 5 pm; Sat to Sun not published
Hours: U.S. Bank branch locator (All The Places), checked Oct 10, 2026
Wells Fargo Bank · 1
Wells Fargo has 1 branch in Aberdeen, 30 across South Dakota and 4,161 nationwide. FDIC records list its main office in Sioux Falls, SD and show it operating since 1870. With $1.91 trillion in total assets on June 30, 2026, it ranks No. 4 of 4,232 U.S. banks by total assets. The Aberdeen Main Branch at 204 S 1st St dates to 1883 in FDIC branch records. It opens on Saturday.
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Aberdeen Main Branch204 S 1st St, 57401
All hours
Mon to Fri 9 am to 5 pm; Sat 9 am to 2 pm; Sun not published
Hours: Wells Fargo branch locator (All The Places), checked Oct 10, 2026
Join a credit union in Aberdeen
3 credit unions have 3 offices here: Dakotaland Credit Union, Area Credit Union and Healthcare Plus Credit Union. Each office is listed above with the phone and the hours it filed with the NCUA (call report as of March 31, 2026). Who can join each one is on its own site; the credit unions in Aberdeen page has every office in the state's directory.
Banking in Aberdeen: the local picture
Short answer: 10 banks run 12 branches in Aberdeen according to the FDIC. A population estimate for this place is not available from the Census Bureau, so branches per resident are not shown.
Of the 10 banks, 1 has its main office in Aberdeen, 5 elsewhere in South Dakota and 4 out of state, according to the FDIC.
The bank with the longest record here is U.S. Bank, operating since 1863 according to the FDIC. In FDIC branch records, the longest-running branch is Wells Fargo's office at 204 S 1st St, dating to 1883; the newest is Cornerstone Bank's at 3307 7th Ave Se, from 2026.
3 credit unions have 3 offices in Aberdeen, according to the NCUA. Who can join each one is on the credit unions page.
Of the 7 locations with published hours. 1 opens on Saturday. 8 locations have no published hours in these sources.
Banks open on Saturday in Aberdeen
Short answer: 1 of the 7 Aberdeen locations with published hours opens on Saturday, run by 1 institution.
- Wells Fargo: 1 of 1 branch (204 S 1st St: Saturday 9 am to 2 pm)
Credit union hours are the text each credit union filed with the NCUA, call report as of March 31, 2026; a day the filing does not mention is shown as not published, never as closed. Bank branches show hours only where the bank publishes them in a source this page uses; 8 of the 15 locations here have no published hours yet. The source and date sit under each office. Banks and credit unions often close on Federal Reserve holidays; call ahead.
Chase, Bank of America and other national banks
Which big national banks have branches in Aberdeen, and where the nearest one is if they do not.
Short answer: In Aberdeen: Wells Fargo (1), U.S. Bank (1). No branches in Aberdeen: Chase (nearest in Sioux Falls, 158 mi), Bank of America, PNC Bank, Truist, Fifth Third Bank, Huntington, Regions Bank, TD Bank, BMO (nearest in Redfield, 40 mi).
| Bank | In Aberdeen | Nearest branch if none here |
|---|---|---|
| Wells Fargo | 1 branch | here |
| U.S. Bank | 1 branch | here |
| Chase | None | Sioux Falls, 158 miles away |
| Bank of America | None | none in South Dakota |
| PNC Bank | None | none in South Dakota |
| Truist | None | none in South Dakota |
| Fifth Third Bank | None | none in South Dakota |
| Huntington | None | none in South Dakota |
| Regions Bank | None | none in South Dakota |
| TD Bank | None | none in South Dakota |
| BMO | None | Redfield, 40 miles away |
Branch counts from FDIC BankFind as of September 5, 2026. Distances are straight-line miles from the center of Aberdeen to the nearest branch in South Dakota.
What your savings could earn
National benchmarks and the best published offers, from the Banrox Bank Rates tracker. Enter your own balance and rate to compare.
Short answer: At the national average savings rate of 0.38%, $10,000 kept in savings for a year earns about $38. The best published savings rate in the tracker, 3.75% at CIT Bank, earns about $375. The national average 12-month CD pays 1.71%.
| Offer | Bank | APY | Term | Minimum |
|---|---|---|---|---|
| Savings | CIT Bank | 3.75% | none | $5,000 |
| Savings | Barclays | 3.50% | none | $0 |
| Savings | Marcus by Goldman Sachs | 3.40% | none | $0 |
| CD | Synchrony Bank | 4.35% | 60 Months | $0 |
| CD | Marcus by Goldman Sachs | 4.35% | 24 Months | $500 |
| CD | American Express National Bank | 4.25% | 10 Months | $0 |
Rates are the banks' published APYs as tracked on the Banrox Bank Rates page, with the date next to each benchmark; they are not offers from Banrox and can change daily. Interest is before tax. The best offers are mostly online banks and are open to Aberdeen residents like anyone else.
Banks near Aberdeen
Nearby cities with at least two banks, by straight-line distance. Counts from FDIC BankFind.
Short answer: The closest towns with more choice are Redfield (40 miles) and Webster (47 miles). Watertown, 77 miles away, has the most banks nearby: 9.
| City | Distance | Banks | Branches |
|---|---|---|---|
| Banks in Redfield, SD | 40 mi | 3 | 3 |
| Banks in Webster, SD | 47 mi | 3 | 3 |
| Banks in Bowdle, SD | 58 mi | 2 | 2 |
| Banks in Eureka, SD | 60 mi | 2 | 2 |
| Banks in Miller, SD | 70 mi | 2 | 2 |
| Banks in Sisseton, SD | 70 mi | 3 | 3 |
| Banks in Watertown, SD | 77 mi | 9 | 12 |
| Banks in Huron, SD | 77 mi | 4 | 4 |
Bank branch openings and closings in Aberdeen
FDIC branch records, between September 5, 2025 and September 5, 2026.
Short answer: FDIC branch records show 1 branch opening in Aberdeen between September 5, 2025 and September 5, 2026.
| Date | Change | Bank | Address |
|---|---|---|---|
| Jun 30, 2026 | Opened | Cornerstone Bank | 3307 7th Ave Se, 57401 |
Effective dates as recorded in FDIC BankFind branch history. Closings and relocations are not tracked by the sources this page uses yet. Credit union offices are not included; the NCUA does not publish opening dates.
Banks and credit unions based in Aberdeen
Short answer: 3 institutions have their main office in Aberdeen: Dacotah Bank, Area Credit Union and Healthcare Plus Credit Union.
| Institution | Type | Total assets, June 30, 2026 | Offices here |
|---|---|---|---|
| Dacotah Bank | Bank | $4.92 billion | 2 |
| Area Credit Union | Credit union | $200.2 million | 1 |
| Healthcare Plus Credit Union | Credit union | $69.7 million | 1 |
Banks: FDIC BankFind (community-bank flag and assets). Credit unions: NCUA call report.
Largest banks in Aberdeen by total assets
Ranked by each bank's total assets on its FDIC balance sheet, which covers the whole bank, not only its Aberdeen offices.
Short answer: Wells Fargo is the largest bank with offices in Aberdeen, with $1.91 trillion in total assets on June 30, 2026, No. 4 among U.S. banks by total assets. U.S. Bank is second with $705.55 billion. 1 of the 10 bank is headquartered here. Local deposit shares will follow once the FDIC Summary of Deposits is imported.
| Bank | Total assets | Rank | Offices here | Main office |
|---|---|---|---|---|
| Wells Fargo | $1.91 trillion | No. 4 | 1 | Sioux Falls, SD |
| U.S. Bank | $705.55 billion | No. 6 | 1 | Cincinnati, OH |
| First Interstate Bank | $25.79 billion | No. 83 | 2 | Billings, MT |
| Dacotah Bank | $4.92 billion | No. 292 | 2 | Aberdeen, SD |
| American Bank & Trust | $2.25 billion | No. 555 | 1 | Sioux Falls, SD |
| Cornerstone Bank | $1.85 billion | No. 639 | 1 | Fargo, ND |
| CorTrust Bank | $1.56 billion | No. 719 | 1 | Mitchell, SD |
| Plains Commerce Bank | $1.30 billion | No. 848 | 1 | Sioux Falls, SD |
| BankNorth | $694.1 million | No. 1,382 | 1 | Arthur, ND |
| Great Plains Bank | $150.4 million | No. 3,326 | 1 | Eureka, SD |
Total assets and ranks from FDIC BankFind as of June 30, 2026. Rank is among active banks that report total assets to the FDIC.
Banks in Aberdeen: FAQ
How many banks are in Aberdeen, SD?
Aberdeen has 10 banks with 12 branches and 3 credit unions with 3 offices, according to FDIC data as of September 5, 2026 and NCUA data as of March 31, 2026.
Which bank has the most branches in Aberdeen?
First Interstate Bank, with 2. Dacotah Bank has 2 and Wells Fargo has 1.
Is there a First Interstate Bank in Aberdeen, SD?
Yes. FDIC data lists 2 First Interstate Bank branches in Aberdeen as of September 5, 2026. Its branches are listed under First Interstate Bank above, with the address and directions for each.
Is there a Dacotah Bank in Aberdeen, SD?
Yes. FDIC data lists 2 Dacotah Bank branches in Aberdeen as of September 5, 2026, the main office at 308 S Main St. Its branches are listed under Dacotah Bank above, with the address and directions for each.
Is there a Wells Fargo in Aberdeen, SD?
Yes. FDIC data lists 1 Wells Fargo branch in Aberdeen as of September 5, 2026. The address and directions are under Wells Fargo above.
Is there a Chase in Aberdeen, SD?
No. FDIC data lists no Chase branch in Aberdeen as of September 5, 2026. The nearest is in Sioux Falls, about 158 miles away in a straight line.
Which banks in Aberdeen are open on Saturday?
Wells Fargo publishes Saturday hours for one or more Aberdeen locations. The Saturday section above lists each one with its hours. 8 of the 15 locations here do not publish hours in the sources this page uses; call ahead.
Which banks are headquartered in Aberdeen?
Dacotah Bank, Area Credit Union and Healthcare Plus Credit Union have their main office in Aberdeen, according to the FDIC and the NCUA.
What is the oldest bank in Aberdeen?
U.S. Bank has the longest record among banks with a branch here: the FDIC shows it operating since 1863.
Which credit unions can I join in Aberdeen?
Dakotaland Credit Union, Area Credit Union and Healthcare Plus Credit Union have offices in Aberdeen. Check each credit union's membership rules before you apply.
Did any bank branches open or close in Aberdeen in the past year?
FDIC branch records show 1 branch opening between September 5, 2025 and September 5, 2026. Closings and relocations are not tracked by the sources this page uses yet.
Where can I find more banks near Aberdeen?
Nearby cities with more banks include Redfield, Webster, Bowdle. Redfield is 40 miles away with 3 banks.
How we build this page
Every figure above comes from one of these sources. Nothing is typed by hand, nothing is estimated.
| Data | Source | License | Updated | Data as of |
|---|---|---|---|---|
| FDIC-insured banks: branches, main offices, total assets, dates established | FDIC BankFind Suite API | Public data (U.S. government) | Monthly import | Sep 5, 2026 |
| Credit union offices, phones and hours as filed with the NCUA, total assets | NCUA call report data | Public data (U.S. government) | Quarterly import | Mar 31, 2026 |
| Map coordinates of 3 credit union offices whose NCUA record has none, from the office address | U.S. Census Bureau Geocoder | Public data (U.S. government) | With each NCUA import | Oct 19, 2026 |
| Bank branch hours, phones and branch pages (4 of 12 branches: First Interstate Bank, U.S. Bank, Wells Fargo) | The banks' own branch locators, collected by All The Places | CC0 (All The Places data); each bank's locator is the primary source | Weekly spider run, monthly refresh here | Oct 10, 2026 |
| Savings and CD rates, national averages | Banrox Bank Rates | Banrox, from the banks' own rate pages and FDIC national rates | Weekly | see each rate |
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