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Table 11
Registered Automobiles -- Estimate Fee Paid Vehicles -- 1930-1990

County Annual
1930
Annual
1940
Annual
1950
Annual
1960
Annual
1970
4/1 Estimate
1980
4/1 Estimate
1990
San Francisco 146,182 176,290 237,574 264,723 288,056 283,797 330,916
San Mateo 24,427 41,799 90,700 195,780 308,460 389,396 482,215
Santa Clara 53,948 70,248 115,532 277,960 542,650 753,725 953,542
Alameda 139,885 182,383 265,183 375,379 511,764 592,177 725,756
Contra Costa 24,329 37,468 99,992 170,450 281,929 380,089 503,960
Solano 13,334 18,333 36,657 51,386 82,427 116,555 183,028
Napa 7,604 10,183 16,546 25,246 39,285 53,641 65,363
Sonoma 25,376 28,558 43,259 64,733 104,213 161,047 231,544
Marin 10,836 16,753 30,747 62,401 108,072 136,483 165,595
Region 445,921 582,015 936,190 1,488,058 2,266,856 2,866,910 3,641,919

Table 12
Registered Commercial/Trucks – Est. Fee Paid Vehicles – 1930-1990

County Annual
1930
Annual
1940
Annual
1950
Annual
1960
Annual
1970
4/1 Estimate
1980
4/1 Estimate
1990
San Francisco 9,706 16,108 30,297 44,918 48,866 54,105 75,701
San Mateo 1,233 2,412 7,137 20,367 39,243 71,417 100,339
Santa Clara 2,751 6,183 15,063 36,077 79,020 153,316 219,977
Alameda 5,811 11,188 25,685 44,557 81,446 136,003 190,358
Contra Costa 1,066 2,520 9,075 18,914 43,062 79,832 125,565
Solano 617 1,415 3,908 7,142 13,937 31,983 57,197
Napa 484 1,158 2,583 4,621 8,997 17,530 25,260
Sonoma 1,709 3,555 8,323 15,661 27,530 55,217 88,029
Marin 512 1,226 3,171 6,493 12,273 22,954 34,249
Region 23,889 45,765 105,242 198,750 354,374 622,357 916,675

Table 13
Registered Personal Vehicles – Fee Paid Vehicles – 1930-1990
(Excluding Heavy-Duty Commercial Trucks)

County Annual
1930
Annual
1940
Annual
1950
Annual
1960
Annual
1970
4/1 Estimate
1980
4/1 Estimate
1990
San Francisco 152,653 187,029 257,772 294,668 320,633 319,867 381,383
San Mateo 25,249 43,407 95,458 209,358 334,622 437,007 549,107
Santa Clara 55,782 74,370 125,574 302,011 595,329 855,935 1,100,192
Alameda 143,759 189,842 282,306 405,083 566,061 682,845 852,660
Contra Costa 25,040 39,148 106,042 183,059 310,637 433,310 587,669
Solano 13,745 19,276 39,262 56,147 91,718 137,877 221,159
Napa 7,927 10,955 18,268 28,327 45,283 65,328 82,203
Sonoma 26,515 30,928 48,808 75,174 122,566 197,858 290,229
Marin 11,177 17,570 32,861 66,730 116,254 151,786 188,427
Region 461,847 612,525 1,006,351 1,620,557 2,503,103 3,281,813 4,253,029

Table 14
Registered Autos, Trucks, Vans – Est. Fee Paid Vehicles – 1930-1990
(Including Heavy Duty Commercial Trucks)

County Annual
1930
Annual
1940
Annual
1950
Annual
1960
Annual
1970
4/1 Estimate
1980
4/1 Estimate
1990
San Francisco 155,888 192,398 267,871 309,641 336,922 337,902 406,617
San Mateo 25,660 44,211 97,837 216,147 347,703 460,813 582,554
Santa Clara 56,699 76,431 130,595 314,037 621,670 907,041 1,173,519
Alameda 145,696 193,571 290,868 419,936 593,210 728,180 916,114
Contra Costa 25,395 39,988 109,067 189,364 324,991 459,921 629,525
Solano 13,951 19,748 40,565 58,528 96,364 148,538 240,225
Napa 8,088 11,341 19,129 29,867 48,282 71,171 90,623
Sonoma 27,085 32,113 51,582 80,394 131,743 216,264 319,573
Marin 11,348 17,979 33,918 68,894 120,345 159,437 199,844
Region 469,810 627,780 1,041,432 1,686,808 2,621,230 3,489,267 4,558,594

Table 15
Average Autos Registered per Households -- 1930-1990

County Annual
1930
Annual
1940
Annual
1950
Annual
1960
Annual
1970
4/1 Estimate
1980
4/1 Estimate
1990
San Francisco 0.82 0.86 0.92 0.91 0.98 0.95 1.08
San Mateo 1.17 1.25 1.27 1.45 1.67 1.73 1.99
Santa Clara 1.34 1.35 1.35 1.50 1.68 1.64 1.83
Alameda 1.02 1.10 1.11 1.27 1.40 1.39 1.51
Contra Costa 1.17 1.26 1.20 1.45 1.63 1.57 1.68
Solano 1.22 1.26 1.20 1.34 1.61 1.45 1.61
Napa 1.33 1.33 1.31 1.34 1.57 1.46 1.58
Sonoma 1.40 1.32 1.31 1.37 1.54 1.41 1.55
Marin 1.03 1.23 1.22 1.41 1.61 1.54 1.74
Region 1.01 1.07 1.12 1.27 1.46 1.45 1.62

Table 16
Average Autos Registered per Person -- 1930-1990

County Annual
1930
Annual
1940
Annual
1950
Annual
1960
Annual
1970
4/1 Estimate
1980
4/1 Estimate
1990
San Francisco 0.23 0.28 0.31 0.36 0.40 0.42 0.46
San Mateo 0.32 0.37 0.38 0.44 0.55 0.66 0.74
Santa Clara 0.37 0.40 0.40 0.43 0.51 0.58 0.64
Alameda 0.29 0.36 0.36 0.41 0.48 0.54 0.57
Contra Costa 0.31 0.37 0.33 0.42 0.51 0.58 0.63
Solano 0.33 0.37 0.35 0.38 0.48 0.50 0.54
Napa 0.33 0.36 0.36 0.38 0.50 0.54 0.59
Sonoma 0.41 0.41 0.42 0.44 0.51 0.54 0.60
Marin 0.26 0.32 0.36 0.43 0.52 0.61 0.72
Region 0.28 0.34 0.35 0.41 0.49 0.55 0.60

Table 17
Average Total Vehicles Registered per Households -- 1930-1990

County Annual
1930
Annual
1940
Annual
1950
Annual
1960
Annual
1970
4/1 Estimate
1980
4/1 Estimate
1990
San Francisco 0.87 0.93 1.04 1.06 1.14 1.13 1.33
San Mateo 1.23 1.32 1.37 1.60 1.88 2.05 2.41
Santa Clara 1.41 1.47 1.53 1.70 1.93 1.98 2.26
Alameda 1.06 1.17 1.22 1.42 1.62 1.71 1.91
Contra Costa 1.23 1.34 1.31 1.61 1.88 1.90 2.10
Solano 1.28 1.36 1.33 1.52 1.89 1.85 2.12
Napa 1.42 1.48 1.51 1.58 1.92 1.94 2.19
Sonoma 1.49 1.48 1.57 1.70 1.94 1.89 2.14
Marin 1.07 1.32 1.35 1.56 1.79 1.80 2.10
Region 1.06 1.15 1.24 1.44 1.69 1.77 2.03

Table 18
Average Total Vehicles Registered per Person -- 1930-1990

County Annual
1930
Annual
1940
Annual
1950
Annual
1960
Annual
1970
4/1 Estimate
1980
4/1 Estimate
1990
San Francisco 0.25 0.30 0.35 0.42 0.47 0.50 0.56
San Mateo 0.33 0.40 0.42 0.49 0.62 0.78 0.90
Santa Clara 0.39 0.44 0.45 0.49 0.58 0.70 0.78
Alameda 0.31 0.38 0.39 0.46 0.55 0.66 0.72
Contra Costa 0.32 0.40 0.36 0.46 0.58 0.70 0.78
Solano 0.34 0.40 0.39 0.43 0.56 0.63 0.71
Napa 0.35 0.40 0.41 0.45 0.61 0.72 0.82
Sonoma 0.44 0.47 0.50 0.55 0.64 0.72 0.82
Marin 0.27 0.34 0.40 0.47 0.58 0.72 0.87
Region 0.30 0.36 0.39 0.46 0.57 0.67 0.76

Table 19
Average Personal Vehicles Registered per Households -- 1930-1990

County Annual
1930
Annual
1940
Annual
1950
Annual
1960
Annual
1970
4/1 Estimate
1980
4/1 Estimate
1990
San Francisco 0.85 0.91 1.00 1.01 1.09 1.07 1.25
San Mateo 1.21 1.30 1.34 1.55 1.81 1.94 2.27
Santa Clara 1.39 1.43 1.47 1.63 1.84 1.87 2.12
Alameda 1.05 1.15 1.19 1.37 1.55 1.60 1.78
Contra Costa 1.21 1.31 1.27 1.55 1.80 1.79 1.96
Solano 1.26 1.32 1.29 1.46 1.79 1.71 1.95
Napa 1.39 1.43 1.44 1.50 1.80 1.78 1.99
Sonoma 1.46 1.43 1.48 1.59 1.81 1.73 1.95
Marin 1.06 1.29 1.30 1.51 1.73 1.71 1.98
Region 1.04 1.13 1.20 1.38 1.61 1.67 1.89

Table 20
Average Personal Vehicles Registered per Person -- 1930-1990

County Annual
1930
Annual
1940
Annual
1950
Annual
1960
Annual
1970
4/1 Estimate
1980
4/1 Estimate
1990
San Francisco 0.24 0.29 0.33 0.40 0.45 0.47 0.53
San Mateo 0.33 0.39 0.41 0.47 0.60 0.74 0.85
Santa Clara 0.38 0.43 0.43 0.47 0.56 0.66 0.73
Alameda 0.30 0.37 0.38 0.45 0.53 0.62 0.67
Contra Costa 0.32 0.39 0.35 0.45 0.56 0.66 0.73
Solano 0.34 0.39 0.37 0.42 0.53 0.59 0.65
Napa 0.35 0.38 0.39 0.43 0.57 0.66 0.74
Sonoma 0.43 0.45 0.47 0.51 0.60 0.66 0.75
Marin 0.27 0.33 0.38 0.45 0.56 0.68 0.82
Region 0.29 0.35 0.38 0.45 0.54 0.63 0.71

Last Updated: SEP1897, CPurvis
Back to Report: Auto Ownership in the San Francisco Bay Area: 1930-2010