the resident population of the United States more»
      
    
  | City: | Castro Valley | 
| State: | California | 
| Area Code: | 510 | 
| Latitude: | 37.695349 | 
| Longitude: | -121.982020 | 
| Time Zone: | Eastern GMT -8 | 
| City Alias(es): | Hayward | 
| Population: | 14,700 | 
| 2000 Population: | 13,202 | 
| White Population: | 7,629 | 
| Black Population: | 418 | 
| Hispanic Population: | 947 | 
| Asian Population: | 4,143 | 
| Hawaiian Population: | 28 | 
| Indian Population: | 37 | 
| Other Population: | 305 | 
| Male Population: | 6,461 | 
| Female Population: | 6,741 | 
| Median Age: | 38.40 | 
| Male Median Age: | 38.70 | 
| Female Median Age: | 38.10 | 
| Households: | 4,561 | 
| Average Household Size: | 2.94 | 
| Average House Value: | $428,100 | 
| Average Household Income: | $105,393 | 
| Number of Businesses: | 154 | 
| Number of Employees: | 977 | 
| Annual Payroll: | $30,080,000 | 
| Land Area: | 49.516 sq mi | 
| Water Area: | 0.039 sq mi | 
            Hayward, CA (       4.9 miles)
             San Leandro, CA (       5.4 miles)
             San Lorenzo, CA (       5.6 miles)
             San Ramon, CA (       5.9 miles)
             Dublin, CA (       7.5 miles)
             Danville, CA (       8.1 miles)
             Union City, CA (       8.3 miles)
             Moraga, CA (       8.7 miles)
             Diablo, CA (       9.5 miles)