Hi -With just a name, no dates or family members, it's hard to find information.The following family is the ONLY George Beckman listed in the 1900 census for Minnesota - perhaps he's the one you're looking for.
In the 1900 Scott Co. MN census is a George Beckman, born January 1859 in Germany;wife is Frances, 34 also b. Germany;children are George, 9;Margareth, 8;Gerhardt, 4;and Clara, 1.George lists emigration year as 1874.
In 1910, Frances Beckman, age 40, is a widow;living with her are children Margaret, 17;Gerald, 14;and Clara, 11. Son George is a hired hand in another household.
MN marriage index lists George Beckman married Frances Schmidtgen on 14 May 1888 in Scott Co. MN, Cert.#18880024.
A George Beckman, age 23 (b. c.1857 Prussia) is listed in the 1880 Scott Co. MN census as son of Frank Beckman, age 51 (b. c.1829 Prussia).