This document provides a summary of demographic, economic, and services information for Fairfax County, Virginia. It notes that Fairfax County has a population of over 1 million, making it the most populous county in Virginia. It also has a highly educated and affluent population, with over half of employed residents working in Fairfax County and over 90% of high school graduates. The county has a large school system and provides many services including public safety, libraries, parks, transportation, and internet access through its government website.