Number        Land       Avg. Size         Value of
Year         of           In           of           Land & Bldgs
            Farms        Farms        Farms           per Acre
                        -acres-                      - dollars -
1850          NA             NA        NA                  NA
1880       2,648        320,832       121               12.13
1900       3,988        484,744       122               23.30 
1910       3,762        486,494       129               37.50
1920       3,267        464,069       142               72.72
1930       3,206        456,346       142               42.61
1935       3,412        470,433       138               27.78
1940       3,197        470,672       147               24.79
1945       2,843        476,814       168               31.93
1950       2,804        476,040       170               46.17
1954       2,580        477,403       185               59.83
1959       2,049        452,354       221               78.25
1964       1,789        457,825       256              120.08
1969       1,711        466,144       272              182.07
1974       1,458        420,701       289              317.00
1978       1,403        423,587       302              664.00
1982       1,320        400,466       303              689.00
1987       1,251        396,638       317              474.00
1992       1,249        402,202       322              652.00 
1997       1,265        388,549       307              883.00

NA-Not available.

Source: U.S. Census of Agriculture