Age of Housing Units by Pittsburgh Today Staff Categories: Arts Education Environment Housing Sustainability Demographics Economy Government Health Public Safety Transportation Subcategories: Indicators: New Building Permits - Benchmark Regions Housing Vacancy Rates Homeownership Rates Housing Appreciation Rates New Building Permits - Pittsburgh Counties Total Foreclosures Housing Segregation Index Age of Housing Units - Pittsburgh Counties Age of Housing Units Housing Vacancy Rates - Pittsburgh Counties The age of the housing in a region is one measure of the rate at which its population has been growing in relation to other areas. Pittsburgh has the oldest housing stock of our benchmark regions.