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CALIFORNIA DROP-OFF ANALYSIS BY COUNTY 2024 PRESIDENT VS SENATE PREL DATA
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2024 US PRESIDENTIAL RACE BY COUNTY & PARTY 2024 US SENATE RACE BY COUNTY & PARTY 2024 US DROP-OFF FROM PRES TO SEN BY COUNTY & PARTYPERCENTAGE OF DROP-OFF BY COUNTY & PARTY
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Dem % Drop-offRep % Drop-offTotal % Drop-off
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CountyDemRepOtherPresidential TotalDemRepOtherSenate TotalDem Drop-offRep Drop-offOther Drop-offTotal Drop-off(% of Pres Dem Total)(% of Pres Rep Total)(% of Total Pres Vote)Analysis by the SMART Elections Data Team #SEDATA. All rights reserved. © 2024 SMART Elections
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Drop-off as a percentage of Presidential Party Vote2.59%-3.95%3.19%More information about this research is available on our Substack. Please subscribe. Our website has links to spreadsheets of each state's drop-off data by county that include each county's election results.
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Alameda499,041140,55529,406669,002488,536147,515636,05110,505-6,96029,40632,9512.11%-4.95%4.93%
SMARTelections.us
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Alpine4782431673746226272416-1916133.35%-7.82%1.76%
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Amador7,78014,01260122,3937,45114,52821,979329-5166014144.23%-3.68%1.85%
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Butte42,36045,0302,99390,38340,59747,21987,8161,763-2,1892,9932,5674.16%-4.86%2.84%
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Calaveras9,17816,61767326,4688,95317,10226,055225-4856734132.45%-2.92%1.56%
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Colusa2,4174,4001746,9912,4214,4576,878-4-57174113-0.17%-1.30%1.62%
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Contra Costa353,097153,57517,424524,096340,461163,696504,15712,636-10,12117,42419,9393.58%-6.59%3.80%
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Del Norte4,2665,99929910,5644,2176,08410,30149-852992631.15%-1.42%2.49%
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El Dorado47,59960,9843,068111,65145,63564,530110,1651,964-3,5463,0681,4864.13%-5.81%1.33%
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Fresno146,866160,7468,181315,793143,702161,935305,6373,164-1,1898,18110,1562.15%-0.74%3.22%
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Glenn3,2566,89527810,4293,1177,10610,223139-2112782064.27%-3.06%1.98%
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Humboldt33,44218,1512,35653,94933,82119,25153,072-379-1,1002,356877-1.13%-6.06%1.63%
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Imperial23,22922,4331,23746,89923,45422,71046,164-225-2771,237735-0.97%-1.23%1.57%
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Inyo4,1974,4642828,9434,1304,6708,80067-2062821431.60%-4.61%1.60%
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Kern107,167165,9567,082280,205106,413166,716273,129754-7607,0827,0760.70%-0.46%2.53%
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Kings15,49325,04090641,43915,19925,32240,521294-2829069181.90%-1.13%2.22%
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Lake8,3147,58841416,3168,2877,81116,09827-2234142180.32%-2.94%1.34%
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Lassen2,4128,34626711,0252,3738,43410,80739-882672181.62%-1.05%1.98%
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Los Angeles2,414,4171,188,213121,2993,723,9292,332,7041,219,2113,551,91581,713-30,998121,299172,0143.38%-2.61%4.62%
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Madera20,94032,3081,29554,54320,50032,41252,912440-1041,2951,6312.10%-0.32%2.99%
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Marin116,05124,0143,902143,967112,74628,446141,1923,305-4,4323,9022,7752.85%-18.46%1.93%
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Mariposa3,6185,6192629,4993,5775,7429,31941-1232621801.13%-2.19%1.89%
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Mendocino23,02012,4641,53337,01723,06913,18436,253-49-7201,533764-0.21%-5.78%2.06%
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Merced38,58742,4092,17883,17438,83141,92280,753-2444872,1782,421-0.63%1.15%2.91%
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Modoc1,0022,8751244,0019772,9423,91925-67124822.50%-2.33%2.05%
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Mono3,5122,2852486,0453,3742,4955,869138-2102481763.93%-9.19%2.91%
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Monterey92,99649,1824,427146,60592,23951,871144,110757-2,6894,4272,4950.81%-5.47%1.70%
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Napa43,01320,2561,96965,23842,05921,88363,942954-1,6271,9691,2962.22%-8.03%1.99%
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Nevada33,73126,1132,16562,00933,31327,92661,239418-1,8132,1657701.24%-6.94%1.24%
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Orange688,393651,47344,1191,383,985671,566685,7541,357,32016,827-34,28144,11926,6652.44%-5.26%1.93%
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Placer101,641120,2126,705228,55896,055126,420222,4755,586-6,2086,7056,0835.50%-5.16%2.66%
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Plumas4,0175,71832110,0563,9166,0279,943101-3093211132.51%-5.40%1.12%
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Riverside447,699458,81524,703931,217439,232469,597908,8298,467-10,78224,70322,3881.89%-2.35%2.40%
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Sacramento373,136244,67622,399640,211367,049257,368624,4176,087-12,69222,39915,7941.63%-5.19%2.47%
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San Benito15,11111,63676127,50814,91811,96626,884193-3307616241.28%-2.84%2.27%
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San Bernardino354,543368,59620,733743,872347,977374,891722,8686,566-6,29520,73321,0041.85%-1.71%2.82%
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San Diego834,912588,25942,8011,465,972811,507620,5011,432,00823,405-32,24242,80133,9642.80%-5.48%2.32%
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San Francisco323,62662,55816,646402,830310,85066,387377,23712,776-3,82916,64625,5933.95%-6.12%6.35%
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San Joaquin121,203122,3517,642251,196121,778123,134244,912-575-7837,6426,284-0.47%-0.64%2.50%
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San Luis Obispo78,26462,5484,336145,14874,74566,399141,1443,519-3,8514,3364,0044.50%-6.16%2.76%
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San Mateo242,42376,41110,901329,735236,66084,271320,9315,763-7,86010,9018,8042.38%-10.29%2.67%
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Santa Barbara112,71463,9715,623182,308109,21669,286178,5023,498-5,3155,6233,8063.10%-8.31%2.09%
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Santa Clara510,337210,67228,735749,744498,384224,377722,76111,953-13,70528,73526,9832.34%-6.51%3.60%
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Santa Cruz97,93127,2124,955130,09895,74930,047125,7962,182-2,8354,9554,3022.23%-10.42%3.31%
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Shasta23,75551,4501,91077,11522,81153,21076,021944-1,7601,9101,0943.97%-3.42%1.42%
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Sierra6411,065461,7526161,1101,72625-4546263.90%-4.23%1.48%
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Siskiyou8,32912,45669921,4848,08612,95421,040243-4986994442.92%-4.00%2.07%
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Solano113,95070,3205,489189,759113,15872,376185,534792-2,0565,4894,2250.70%-2.92%2.23%
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Sonoma176,19361,3398,166245,698173,20966,810240,0192,984-5,4718,1665,6791.69%-8.92%2.31%
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Stanislaus83,711104,6845,028193,42384,378104,410188,788-6672745,0284,635-0.80%0.26%2.40%
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Sutter12,74524,73993238,41612,70324,57837,281421619321,1350.33%0.65%2.95%
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Tehama7,19217,71159625,4996,89117,90924,800301-1985966994.19%-1.12%2.74%
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Trinity2,4472,9762175,6402,4113,1455,55636-169217841.47%-5.68%1.49%
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Tulare53,12881,7063,192138,02651,88883,295135,1831,240-1,5893,1922,8432.33%-1.94%2.06%
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Tuolumne10,90317,19769128,79110,47417,35927,833429-1626919583.93%-0.94%3.33%
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Ventura216,297157,97711,196385,470210,298168,767379,0655,999-10,79011,1966,4052.77%-6.83%1.66%
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Yolo57,44526,6713,14887,26457,26628,66685,932179-1,9953,1481,3320.31%-7.48%1.53%
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Yuba10,07717,18780128,0659,86817,48127,349209-2948017162.07%-1.71%2.55%
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TOTAL VOTES9,184,2425,989,358498,55015,672,1508,946,2776,225,877015,172,154237,965-236,519498,550499,996
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