November contracts for building in Salt Lake, Davis and Weber counties totaled $41.7 million, a 10 percent increase over the $37.8 million total in the same month a year ago, according to the F. W. Dodge Division of McGraw-Hill Information Systems Co.

George A. Christie, vice president and chief economist for Dodge, said residential building contracts in November totaled $24.7 million, a 23 percent increase over the $20.1 million for November 1987. Nonresidential building contracts dropped 4 percent to $17 million from $17.4 million in November a year ago.In the first 11 months of the year, total building contracts in the three counties totaled $590.6 million, an 11 percent decrease from the $663.9 million of a year ago.

Nonresidential building contracts for the 11-month period totaled $316.4 million, a 1 percent decrease from the $319.6 million in the comparable period a year ago and residential contracts dropped 20 percent from $344.2 million to $274.2 million.