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South Dakota Campaign Finance

South Dakota residents gave $13.29M in itemized donations in the 2026 cycle, about $14.38 per person.

Itemized donations
$13.29M
2026 cycle
Contributions
58,086
Average $229
To Democrats
$1.18M
9%
To Republicans
$3.6M
27%

Where South Dakota donors gave

By the party of the receiving committee

  • Democratic 9%
  • Republican 27%
  • Other 64%

U.S. Senate candidates from South Dakota

2026 cycle, total receipts

CandidateRaisedFrom individualsSpentCash on hand
RJohn R. ThuneIncumbent$4.68M$1.53M$2.15M$17.92M
RMike RoundsIncumbent$3.81M$1.59M$4.39M$1.3M
IBrian BengsChallenger$1.86M$1.81M$1.79M$69.71K
DJulian C BeaudionChallenger$248K$233K$247K$696
RJustin S McNealChallenger$10.99K$10.86K$10.99K$1

U.S. House races in South Dakota

2026 cycle, top fundraiser in each of 1 district

Swipe the table sideways to see more columns.

DistrictTop fundraiserRaisedCandidatesRaised in race
SD-ALRMarty Jackley$1.74M6$4.16M

Top House fundraisers in South Dakota

2026 cycle, total receipts

CandidateRaceRaisedFrom individualsSpentCash on hand
RMarty JackleyOpen seatHouse, SD-AL$1.74M$1.42M$687K$1.05M
RDusty JohnsonIncumbentHouse, SD-AL$1.71M$813K$5.55M$1.4M
DNicole GronliOpen seatHouse, SD-AL$422K$394K$399K$22.49K
RCasey CrabtreeOpen seatHouse, SD-AL$255K$245K$255K$0
DBilly MawhineyOpen seatHouse, SD-AL$31.14K$28.04K$31.14K$0
RJustin Shad McNealChallengerHouse, SD-AL$7,000$7,000$47.42K$0

Donations by county in South Dakota

By the donor's ZIP code, largest first

Swipe the table sideways to see more columns.

#CountyAmountContributionsDemocraticRepublican
1Minnehaha County$5.55M17,6788%15%
2Lincoln County$1.87M6,4058%28%
3Pennington County$1.17M5,0449%40%
4Union County$521K9865%49%
5Moody County$444K3748%5%
6Brown County$341K1,21212%44%
7Codington County$272K3,0525%55%
8Lawrence County$244K3,4236%48%
9Davison County$230K1,5695%44%
10Brookings County$229K1,07212%44%
11Sully County$229K1,1595%57%
12Meade County$190K2,47318%36%
13Beadle County$168K5966%14%
14Lake County$153K1,30910%53%
15Yankton County$108K82812%52%
16Day County$75.3K1668%37%
17Custer County$64.4K60618%52%
18Clay County$61.19K79951%19%
19Stanley County$58.13K1418%59%
20Dewey County$49.74K56513%15%
21Fall River County$41.35K58633%25%
22Brule County$40.99K2208%46%
23Grant County$38.13K47324%21%
24Turner County$34.93K31232%21%
25Roberts County$34.32K41539%7%
26Deuel County$31.14K1,42724%37%
27Jerauld County$31.12K13327%33%
28Hutchinson County$27.72K11514%33%
29McCook County$26.31K1016%44%
30Kingsbury County$25K11812%34%
31Edmunds County$24.41K1550%20%
32Gregory County$24.27K14321%33%
33Charles Mix County$23.49K12920%22%
34Butte County$23.13K2113%85%
35Tripp County$22.63K4753%70%
36Lyman County$21.73K12920%38%
37Hamlin County$21.23K43020%21%
38Bon Homme County$21.08K26610%22%
39McPherson County$20.77K390%67%
40Hand County$19.93K13740%28%
41Hanson County$19.52K15416%20%
42Clark County$19.17K3029%6%
43Potter County$16.58K1056%82%
44Marshall County$15.93K12949%16%
45Hyde County$15.69K6818%66%
46Hughes County$12.87K269%14%
47Haakon County$12.85K710%66%
48Ziebach County$11.75K70%100%
49Faulk County$9,866402%54%
50Perkins County$8,0253210%53%
51Spink County$7,87410425%42%
52Todd County$7,512192%96%
53Walworth County$6,754620%31%
54Harding County$5,8453720%61%
55Sanborn County$5,5258113%15%
56Campbell County$5,250100%33%
57Bennett County$4,7903468%4%
58Douglas County$4,5504122%18%
59Miner County$4,0433531%61%
60Jackson County$2,7072437%0%
61Corson County$1,8524315%77%
62Aurora County$1,6874224%46%
63Oglala Lakota County$1,6604762%19%
64Mellette County$1,60076%63%
65Jones County$581100%100%
66Buffalo County$38530%100%

ZIP codes giving the most

Top 25 ZIP codes in the state

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#ZIP codeAmountContributionsDemocraticRepublican
157104Sioux Falls$2.41M3,4986%7%
257108Sioux Falls$1.8M5,8898%28%
357702Johnson Siding$867K2,7256%40%
457103Sioux Falls$855K2,5137%34%
557106Tea$556K3,12913%10%
657105Sioux Falls$544K1,44616%24%
757117Sioux Falls$478K110%0%
857022Dell Rapids$417K2025%4%
957049North Sioux City$376K7806%60%
1057401Aberdeen$295K9586%50%
1157201Watertown$268K3,0215%55%
1257110Pine Lakes Addition$267K2,95019%33%
1357701Rapid City$234K1,88522%35%
1457301Mitchell$227K1,5545%44%
1557501Cow Creek$223K1,1415%57%
1657006Brookings$209K92010%43%
1757107Crooks$142K3285%11%
1857783Mountain Plains$137K2,96110%52%
1957038Jefferson$132K550%22%
2057042Madison$122K1,15210%52%
2157005Brandon$115K2,83412%34%
2257055Renner Corner$113K130%0%
2357078Utica$107K81112%52%
2457384Wolsey$101K40%0%
2557719Box Elder$73.64K1,65925%25%

Committees South Dakota donors gave to most

From itemized individual donations

  1. 1-Republican Forward$1.85M
  2. 2-Dusty Johnson Victory Committee$1.14M
  3. 3RMarty Jackley for Congress$1.11M
  4. 4-South Dakota Values PAC$560K
  5. 5RFriends of Dusty Johnson$548K
  6. 6-Free American Fund$497K
  7. 7-Nrsc Victory$466K
  8. 8-Slf PAC$350K
  9. 9RRepublican National Committee$319K
  10. 10DSouth Dakota Democratic Party - Federal$305K
  11. 11-Emmer Majority Builders$275K
  12. 12-Poet PAC$265K

Frequently asked questions

How much have South Dakota residents donated to political campaigns?
South Dakota residents made 58,086 itemized contributions totaling $13,294,003 in the 2026 cycle. About 9% went to Democratic committees and 27% to Republican committees.
Which South Dakota Senate candidate has raised the most?
John R. Thune has raised $4,679,036 in the 2026 cycle, with $17.92M cash on hand.
Which House candidate in South Dakota has raised the most?
Marty Jackley (district at large) has raised $1,737,520.
Which county in South Dakota gives the most?
Donors in Minnehaha County gave the most, $5.55M.