1988 United States Senate election in California|
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County results
Wilson: 40–50% 50–60% 60–70%
McCarthy: 40–50% 50–60% 60–70% |
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The 1988 United States Senate election in California took place on November 8, 1988. Incumbent Senator Pete Wilson won re-election to a second term.
As of 2025, this is the last time a Republican won a U.S. Senate election in California. This was also the first time since 1952 that an incumbent Senator was re-elected to this seat, and the last time until 2022 that a man would win a Senate election in California.
Democratic primary
Candidates
Results
Peace and Freedom primary
Candidates
- Gloria Garcia, nominee for California Secretary of State in 1986
- Maria Elizabeth Muñoz, Chicana activist and nominee for Governor in 1986
Results
General election
Candidates
Results
By County
County
|
Wilson
|
Votes
|
McCarthy
|
Votes
|
Munoz
|
Votes
|
Dean
|
Votes
|
Others
|
Votes
|
Orange
|
68.23%
|
593,614
|
28.88%
|
251,264
|
1.48%
|
12,919
|
0.85%
|
7,418
|
0.55%
|
4,783
|
Inyo
|
65.37%
|
4,986
|
31.79%
|
2,425
|
1,28%
|
98
|
0.63%
|
48
|
0.92%
|
70
|
San Diego
|
64.06%
|
549,367
|
33.07%
|
283,554
|
1.34%
|
11,490
|
0.86%
|
7,343
|
0.68%
|
5,811
|
Mono
|
63.97%
|
2,397
|
31.49%
|
1,180
|
2.38%
|
89
|
1.12%
|
42
|
1.04%
|
39
|
Sutter
|
63.61%
|
12,724
|
32.33%
|
6,466
|
2.06%
|
413
|
1.17%
|
234
|
0.82%
|
165
|
Ventura
|
62.55%
|
149,958
|
34.14%
|
81,831
|
1.77%
|
4,235
|
0.84%
|
2,025
|
0.70%
|
1,678
|
Glenn
|
62.24%
|
5,006
|
34.40%
|
2,767
|
1.28%
|
103
|
0.81%
|
65
|
1.27%
|
102
|
Tulare
|
61.42%
|
46,958
|
35.29%
|
26,980
|
2.13%
|
1,630
|
0.63%
|
478
|
0.53%
|
408
|
Kern
|
60.77%
|
91,303
|
35.55%
|
53,415
|
2.09%
|
3,146
|
0.80%
|
1,202
|
0.79%
|
1,188
|
Modoc
|
60.72%
|
2,441
|
35.17%
|
1,414
|
1.47%
|
59
|
1.00%
|
40
|
1.67%
|
66
|
El Dorado
|
60.62%
|
30,738
|
35.47%
|
17,986
|
1.95%
|
990
|
0.96%
|
488
|
1.00%
|
507
|
Placer
|
60.41%
|
42,643
|
35.76%
|
25,243
|
1.97%
|
1,389
|
1.00%
|
709
|
0.85%
|
603
|
Shasta
|
60.38%
|
30,821
|
36.02%
|
18,384
|
1.37%
|
699
|
1.04%
|
532
|
1.19%
|
606
|
San Bernardino
|
59.44%
|
230,772
|
36.95%
|
143,465
|
1.90%
|
7,371
|
0.73%
|
2,821
|
0.99%
|
3,821
|
Nevada
|
59.10%
|
21,815
|
36.84%
|
13,598
|
2.10%
|
776
|
1.17%
|
433
|
0.78%
|
289
|
Riverside
|
58.60%
|
195,956
|
38.40%
|
128,422
|
1.73%
|
5,791
|
0.56%
|
1,866
|
0.71%
|
2,369
|
Colusa
|
58.69%
|
2,960
|
38.44%
|
1,942
|
1.66%
|
84
|
0.42%
|
21
|
0.89%
|
45
|
San Luis Obispo
|
58.13%
|
49,564
|
38.13%
|
32,452
|
1.80%
|
1,528
|
1.06%
|
904
|
0.77%
|
653
|
Tehama
|
57.64%
|
10,338
|
38.56%
|
6,916
|
1.23%
|
221
|
1,24%
|
222
|
1.32%
|
237
|
Yuba
|
57.53%
|
8,828
|
38.97%
|
5,980
|
1.74%
|
267
|
0.85%
|
131
|
0.91%
|
139
|
Madera
|
56.85%
|
13,324
|
38.90%
|
9,117
|
2.47%
|
580
|
0.84%
|
196
|
0.94%
|
220
|
Santa Barbara
|
56.85%
|
81,282
|
39.81%
|
56,916
|
1.99%
|
2,850
|
0.83%
|
1,187
|
0.52%
|
750
|
Calaveras
|
56.65%
|
7,584
|
39.81%
|
5,310
|
1.44%
|
193
|
1.13%
|
151
|
1.12%
|
150
|
Kings
|
56.33%
|
12,238
|
40.19%
|
8,737
|
2.10%
|
456
|
0.63%
|
136
|
0.76%
|
165
|
Mariposa
|
56.33%
|
3,895
|
39.65%
|
2,742
|
1.62%
|
112
|
1.08%
|
75
|
1.32%
|
91
|
Amador
|
56.23%
|
6,896
|
40.02%
|
4,912
|
1.61%
|
197
|
0.97%
|
119
|
1.15%
|
141
|
Alpine
|
56.14%
|
311
|
35.02%
|
194
|
5.05%
|
28
|
1.26%
|
7
|
2.53%
|
14
|
Tuolumne
|
55.80%
|
10,781
|
40.85%
|
7,892
|
1.65%
|
319
|
0.81%
|
156
|
0.90%
|
173
|
Butte
|
55.59%
|
40,056
|
40.09%
|
28,886
|
1.77%
|
1,272
|
1.26%
|
909
|
1.29%
|
933
|
San Joaquin
|
55.30%
|
75,753
|
41.12%
|
56,330
|
1.93%
|
2,650
|
0.61%
|
840
|
1.03%
|
1,416
|
Lassen
|
54.96%
|
4,780
|
40.71%
|
3,541
|
1.93%
|
168
|
0.94%
|
82
|
1.46%
|
127
|
Trinity
|
54.01%
|
3,337
|
39.80%
|
2,459
|
2.06%
|
127
|
1.96%
|
121
|
2.17%
|
134
|
Stanislaus
|
53.28%
|
51,423
|
43.97%
|
42,440
|
1.53%
|
1,476
|
0.57%
|
554
|
0.65%
|
623
|
Fresno
|
53.00%
|
99,315
|
43-62%
|
81,733
|
1.97%
|
3,696
|
0.71%
|
1,336
|
0.69%
|
1,291
|
Siskiyou
|
52.84%
|
9,448
|
42.38%
|
7,577
|
1.78%
|
319
|
1.30%
|
232
|
1.70%
|
304
|
Imperial
|
52.36%
|
12,391
|
42.67%
|
10,099
|
3.47%
|
822
|
0.77%
|
182
|
0.73%
|
173
|
Plumas
|
52.13%
|
4,635
|
43.60%
|
3,877
|
2.10%
|
187
|
1.12%
|
100
|
1.05%
|
93
|
Merced
|
52.04%
|
20,513
|
43.75%
|
17,247
|
2.32%
|
913
|
0.82%
|
325
|
1.07%
|
421
|
Sacramento
|
51.85%
|
201,827
|
44.47%
|
173,110
|
1.93%
|
7,496
|
0.76%
|
2,960
|
1.00%
|
3,885
|
Napa
|
51.83%
|
24,071
|
44.40%
|
20,619
|
1.82%
|
843
|
1.12%
|
519
|
0.84%
|
392
|
San Benito
|
51.82%
|
5,331
|
43.73%
|
4,499
|
2.54%
|
261
|
0.92%
|
95
|
0.99%
|
102
|
Contra Costa
|
51.10%
|
168,760
|
46.24%
|
152,714
|
1.29%
|
4,549
|
0.77%
|
2,549
|
0.60%
|
1,991
|
Sierra
|
51.04%
|
880
|
44.05%
|
759
|
2.69%
|
46
|
0.81%
|
14
|
1.39%
|
24
|
Monterey
|
49.83%
|
50,136
|
46.11%
|
46,401
|
2.33%
|
2,340
|
1.01%
|
1,012
|
0.73%
|
732
|
Lake
|
48.86%
|
9,516
|
47.28%
|
9,210
|
1.64%
|
320
|
1.24%
|
241
|
0.98%
|
191
|
Los Angeles
|
48.61%
|
1,265,582
|
48.46%
|
1,261,449
|
1.74%
|
45,427
|
0.67%
|
17,458
|
0.51%
|
13,375
|
Solano
|
48.22%
|
47,288
|
48.36%
|
47,420
|
1.57%
|
1,536
|
0.97%
|
955
|
0.88%
|
860
|
Santa Clara
|
47.69%
|
253,865
|
48.36%
|
257,463
|
1.96%
|
10,436
|
1.26%
|
6,734
|
0.73%
|
3,867
|
San Mateo
|
45.21%
|
111,187
|
51.12%
|
125,724
|
1.49%
|
3,659
|
0.98%
|
2,408
|
1.19%
|
2,940
|
Del Norte
|
45.08%
|
3,418
|
50.95%
|
3,863
|
1.74%
|
132
|
0.71%
|
54
|
1.52%
|
115
|
Sonoma
|
44.95%
|
71,775
|
51.19%
|
81,747
|
1.99%
|
3,185
|
1.05%
|
1,677
|
0.82%
|
1,304
|
Yolo
|
44.51%
|
23,459
|
51.78%
|
27,291
|
2.15%
|
1,133
|
0.87%
|
456
|
0.70%
|
370
|
Mendocino
|
43.71%
|
13,318
|
51.97%
|
15,835
|
2.10%
|
640
|
1.26%
|
385
|
0.96%
|
292
|
Marin
|
43.02%
|
49,942
|
54.35%
|
63,101
|
1.11%
|
1,288
|
1.06%
|
1,232
|
0.46%
|
536
|
Santa Cruz
|
38.16%
|
39,104
|
57.30%
|
58,715
|
2.60%
|
2,666
|
1.28%
|
1,307
|
0.65%
|
669
|
Humboldt
|
37.70%
|
19,384
|
59.27%
|
30,472
|
1.56%
|
804
|
0.73%
|
376
|
0.73%
|
375
|
Alameda
|
36.81%
|
173,204
|
60.22%
|
283,548
|
1.56%
|
7,327
|
0.85%
|
4,017
|
0.56%
|
2,656
|
San Francisco
|
28.70%
|
70,102
|
68.83%
|
167,613
|
1.29%
|
3,153
|
0.75%
|
1818
|
0.34%
|
841
|
See also
Notes
References