Providing information by counties, grouped according to Extension Areas and Area Development Districts, this data book is designed as an aid to identification of Kentucky problems. Included are definitions of terms, explanations of comparability of 1960 and 1970 figures, suggested uses, and exemplary uses. Tables provide 1960 and 1970 figures on: Population by Age Groups; Population by Residence; Number of Persons by Racial Groupings; Educational Status; Number of Employed Civilian Persons by Industry; Number of Workers by Type of Employer, Dependency Ratio, Percentage of Females in Labor Force, and Percentage of Total Working in County of Residence; Personal Income by Source; Number of Housing Units and Occupancy; Type and Age of Housing Units; Water, Sewage, Plumbing, and Kitchen Facilities in Housing Units; Appliances and Fuel Used in Housing Units; Selected Equipment and Financial Characteristics of Housing Units; and data on: Number of Families by Ratio to Poverty Threshold and Sources of Income for Families Below Poverty Threshold, 1970; Selected Health Indicators, 1950 to 1971; Crime Indices, 1970, 1971, and 1972; Persons per Household, Number of Crowded Units, 1960 and 1970, and Number of Units with Household Head 65 or Older, 1970; Characteristics of Farm Operators and Laborers, 1959 to 1970; and Population Change, Net Migration, 1950, 1960, and 1970, and Change of Residence, 1965 to 1970. (JC)