Only immediate members of family may obtain copies at the county level. The Utah State Archives Office has a research center where they maintain all of the original birth and death records . They maintain records of 1898-1947. Marriage records are available from late 1800's through the County Clerk's Office.
Information is limited to name of individuals, date of marriage, and age.
Land records are available from 1877 through the County Recorder. Naturalization records are available through the Utah State Archives Office Vital Records . This site also includes order forms and prices.