The City of Roseville is a full-service City with a City Council/ City Manager form of government which has over 1,300 employees, an annual budget of approximately $600 million and serves approximately 150,000 constituents. Roseville, CA is the largest city in Placer County and receives accolades for the best place to raise a family, start a business, buy a first home, and retire; as well as: most playful city, healthiest city, digital city, and one of the lowest cost places in California to do business.