Calloway County Decennial Population Statistics - 1830 - 2000: Includes total population, county area, and population density.
Calloway County Property Valuation Administration: Large website containing property ownership records and sales data. Includes county maps that show actual property lines. All information is periodically updated.
Capitol Impact: Calloway County: Political, educational, and economic data.
Census Bureau - Calloway County: Provides population and economic information.
National Association of Counties - Profile of Calloway County: Provides a list of elected officials, cities within the county, census details, and contact details for the county court house.