Hayward is a city located in the East Bay in Alameda County. The sixth largest city in the San Francisco Bay Area, it is one of the larger suburbs of Oakland. As of the 2000 census, the city population was 140,030. The estimated population in 2007 is 155,312. The former suburbs of Mt. Eden and Schafer Park have been incorporated into Hayward. Hayward apartments for rent comparison page shows most up to date rent information on Hayward apartments and houses. Rent information is obtained from multiple rental sources but we cannot guarantee their accuracy.