IOWA REGISTRATION FIGURES
AUTOMOBILE M/C DEALER M/C D.
1911 27,998 ? ? -
1912 44,188 4,218 1,517 -
1913 70,068 6,200a 950a 40a
1914 106,087 7,318 ? ?
1915 145,024 7,049 ? ?
1916 198,051 6,901 ? ?
1917 282,134 7,683 ? ?
a As of 11/1/1913
AUTOMOBILE TRUCK TRAILER M/C WELL DRILL*
1921 429,747 32,865 99 2,532 -
1922 464,747 35,102 90 2,980 -
1923 538,037 37,443 107 3,108 -
1924** 575,475 41,039 91 2,556 -
1925 615,171 46,618 125 2,303 -
1926 649,575 51,290 155 1,954 -
1927 651,469 55,698 170 1,787 -
1928 674,582 61,933 230 1,728 -
1929 714,919 69,531 528 1,650 -
1930 708,138 73,417 1,542 1,712 -
1931 671,714 79,598 3,207 1,705 -
1932 608,023 74,882 2,833 1,605 -
1933 562,802 69,490 2,416 1,671 -
1934 591,090 75,350 3,327 1,837 -
1935 618,487 80,529 3,994 1,955 -
1936 644,565 83,849 4,911 2,074 -
1937 657,734 87,868 6,972 2,292 -
1938 650,534 89,487 24,447 2,558 -
1939 671,858 94,554 29,307 2,753 -
1940 691,257 102,712 96,095 2,874 7
1941 714,608 110,504 101,940 2,843 6
1942 656,910 103,963 103,473 2,893 422
1943 613,911 99,266 97,833 2,648 387
1944 596,610 99,837 96,498 2,854 -
1945 589,387 103,609 96,058 3,299 -
1946 623,405 117,614 107,819 5,597 -
1947 676,222 135,814 122,235 8,939 -
1948 734,281 152,917 134,593 11,172 61
1949 807,536 170,420 141,557 11,743 78
1950 878,606 181,748 121,047 11,502 98
1951 895,948 191,931 114,452 10,601 110
1952 883,298 194,581 112,176 10,301 107
1953 911,044 201,837 112,427 9,740 117
1954 924,066 206,752 112,582 9,153 127
1955 968,643 213,490 114,402 8,899 131
1956 972,579 216,162 117,538 8,956 134
1957 987,298 219,835 120,453 9,175 128
1958 1,004,400+ 224,873 126,403 9,841 112
1959 1,046,724 233,567 130,782 10,404 92
1960 1,069,703 225,032 124,348 10,943 78
1961 1,086,165 230,001 124,868 11,559 69
1962 1,124,350 237,790 118,834 12,429 66
1963 1,149,120 244,762 118,191 13,839 61
1964 1,189,188 256,181 118,945 17,009 63
1965 1,234,163 243,915 81,216 25,634 54
1966 1,273,495 261,402 83,926 32,492 286
1967 1,293,225 275,075 87,815 37,488 323
1968 1,328,976 290,273 93,588 41,824 333
1969 1,360,866 306,718 99,067 48,173 336
1970 1,381,334 318,211 105,022 60,711 330
*not by county; includes Special Mobile Equipment 1942-43.
**no Non-Resident listed.
+1,330 Antiques included in Non-Resident Autos.
OFFICIAL VEHICLES (Not by county)
AUTOMOBILE TRUCK TRAILER M/C
1924 - - - -
1925 2,500 - - -
1926 2,900 - - -
1927 2,827 - - -
1928 3,200 - - -
1929 3,461 - - 76
1930 3,789 - - 77
1931 1,646 2,338 - 76
1932 2,980 1,250 - 64
1933
1934 1,260 3,186 50 154
1935 1,171 3,307 195 53
1936 1,194 3,686 215 56
1937 1,270 4,123 300 75
1938 1,309 4,745 357 66
1939 1,178 5,377 425 73
1940 1,061 6,201 528 68
1941 2,601 5,524 545
1942 1,382 6,092 487
1943 1,492 5,820 519 67
1944 1,064 6,047 518 60
1945 1,192 6,314 518 53
1946 1,269 6,519 526 63
1947 1,374 6,724 542 76
1948 1,638 8,412 803 72
1949 1,695 8,706 829 74
1950 1,884 9,345 905 80
1951 2,084 9,545 905 80
1952 2,084 9,545 905 80
1953 2,104 9,595 914 85
1954 2,144 9,635 926 95
1955 2,144 9,635 926 95
1956 2,144 9,635 926 95
1957 2,360 10,595 1,023 102
1958 2,360 10,595 1,023 102
1959 4,360 15,744 1,623 123
1960 4,391 15,759 1,625 125
1961 4,615 10,147 6,849 400
1962 4,603 12,190 7,729 123
1963 4,790 12,552 7,841 123
1964 4,394 18,681 7,845 132
1965 6,927 20,832 7,855 144
1966 5,766 20,968 7,867 151
1967 6,027 21,312 7,866 157
1968 5,388 22,073 7,889 158
1969 5,772 21,964 7,890 120
1970 6,034 22,756 7,890 124
PRIVATE VEHICLES:
AUTOMOBILE TRUCK TRAILER M/C WELL DRILL*
1971 1,416,726 330,206 114,643 78,902 322
1972 1,442,150 374,343 124,454 97,354 324
1973 1,473,312 401,180 135,660 118,545 315
1974 1,497,497 432,690 146,025 138,021 300
1975 1,528,511 462,221 159,211 148,669 294
1976 1,584,953 501,294 169,580 151,131
1977 1,634,571 532,680 180,505 159,509
1978 1,709,854 557,167 188,690 174,548
1979 1,695,706 593,453 224,944 203,600
*not by county
OFFICIAL VEHICLES (Not by county, per summary table)
AUTOMOBILE TRUCK TRAILER M/C
1971 6,399 24,138 8,332 171
1972 7,162 25,642 8,467 151
1973 7,234 27,338 9,394 170
1974* 8,167 29,189 9,623 212
1975** 7,459 27,994 10,446+ +
1976 6,678 25,065 9,354+ +
1977 6,662 25,420 8,918+ +
1978 6,499 26,941 6,560+ +
1979 12,964 16,989 12,455+ +
*total 47,191, not 47,238
**total 45,899, not 39,800
+Trailer and M/C combined total
OFFICIAL VEHICLES (Not by county, per county tables)
COUNTY CITY STATE HIGHWAY COMM. SCHOOL M/C
1971 5,667 11,372 6,627 3,999 11,204 171
1972 5,964 12,200 6,696 4,602 11,809 151
1973 6,366 13,129 6,876 5,172 12,423 170
1974 6,836 14,165 6,910 5,955 13,160 212
1975 8,550 13,150 7,050 - 11,050 -
PRORATE VEHICLES (Not by county, issued by IA Reciprocity Board)
1/2 YR. TRUCK 1/2 YR. SEMI-
TRUCK TRUCK TRACTOR TRK.TRAC. TRAILER
1960 1,113 - 6,110 - 10,025
1961 1,459 499 7,194 4,286 13,137
1962 1,621 526 8,861 4,836 14,676
1963 1,533 521 7,346 4,609 13,876
1964 1,665 562 8,274 4,397 13,927
1965 1,763 501 8,867 3,412 15,028
1966 1,820 522 8,717 4,100 13,192
1967 2,043 599 9,610 4,226 14,126
1968 2,169 651 9,262 4,376 16,267
1969 2,290 725 10,343 4,873 15,393
1970 2,754 716 11,032 4,774 16,660
1971 2,715 765 11,040 6,070 16,770
NON-PRORATE VEHICLES:
1/2 YR. TRUCK 1/2 YR. SEMI-
TRUCK TRACTOR TRK.TRAC. TRAILER
1960 - 7,372 - -
1961 - 6,407 - -
1962 - 6,286 - -
1963 - 6,421 - -
1964 - 6,554 - -
1965 28,726 2,196 4,535 7,817
1966 30,191 2,321 4,675 8,283
1967 30,542 2,398 4,884 8,644
1968 31,022 2,396 5,015 9,254
1969 31,423 2,474 5,006 9,226
1970 33,113 2,318 5,088 9,841
1971 33,976 2,251 5,361 10,388
1972 34,088 6,301 5,196 11,391
1973 34,683 7,037 5,185 13,252
1974 35,325 7,072 5,559 15,128
1975 35,828 7,281 5,370 16,364
MOBILE 1/2 YR. TRAVEL FARM
HOME MOB.HOME TRAILER TRAILER
1961 17,248 - - -
1962 22,972 - - -
1963 26,407 - - -
1964 32,570 - 13,316 -
1965 34,619 - 16,834 31,683
1966 33,952 - 20,673 30,569
1967 36,429* * 25,037 37,580
1968 39,492* * 29,836 38,484
1969 43,079* * 34,480 39,275
1970 30,686 18,034 39,013 35,300
1971 34,698 20,985 43,978 -
1972 38,514 24,513 48,918 -
1973 41,553 27,275 53,149 -
1974 44,176 29,299 56,434 -
1975 46,045 30,050 60,505 -
1976 78,620* * 64,909 -
1977 81,326* * 68,188 -
1978 84,967* * 71,327 -
1979 80,171* * 70,066 -
*Full and 1/2 year combined
MISCELLANEOUS TYPES
$3 SPECIAL MOBILE* $5 SPECIAL MOBILE* TRANSIT BUS*
1965 1,540 7,366 394
*not by county
NON-RES. ANTIQUE
1975 2,964 3,409
