Janesville, WI Insights: Population,
Zip Codes, Influence, and Service Areas

Janesville is the largest city and the county seat of Rock County, Wisconsin, United States. It is a principal municipality of the Janesville, Wisconsin, Metropolitan Statistical Area and is included in the Madison–Janesville–Beloit, WI Combined Statistical Area. As of the 2020 census, the city had a population of 65,615.

Zip Codes in Janesville, WI that we also serve: 53545 53546 53548 53547





Cities Close To Janesville, WI That We Also Serve



Locksmith

Locksmith9000 delivers fast, reliable, and professional locksmith services nationwide.

Our Locksmith center

With expert technicians available 24/7 and service coverage in all 50 states, we’re the go-to solution for residential, commercial, and automotive lock problems. Whether you’re in New York, Los Angeles, or a small town in between, our mobile locksmiths are just a call away — ready to restore your peace of mind.