the resident population of the United States more»
      
    
  | City: | Rock Island | 
| State: | Washington | 
| Area Code: | 509 | 
| Latitude: | 47.359524 | 
| Longitude: | -120.034611 | 
| Time Zone: | Eastern GMT -8 | 
| City Alias(es): | |
| Population: | 821 | 
| 2000 Population: | 1,814 | 
| White Population: | 1,282 | 
| Black Population: | 8 | 
| Hispanic Population: | 633 | 
| Asian Population: | 6 | 
| Hawaiian Population: | 27 | 
| Other Population: | 430 | 
| Male Population: | 918 | 
| Female Population: | 896 | 
| Median Age: | 30.30 | 
| Male Median Age: | 31.40 | 
| Female Median Age: | 29.30 | 
| Households: | 628 | 
| Average Household Size: | 3.11 | 
| Average House Value: | $114,100 | 
| Average Household Income: | $32,788 | 
| Number of Businesses: | 15 | 
| Number of Employees: | 69 | 
| Annual Payroll: | $1,642,000 | 
| Land Area: | 83.681 sq mi | 
| Water Area: | 0.127 sq mi | 
            Malaga, WA (       7.9 miles)
             Palisades, WA (       8.5 miles)
             East Wenatchee, WA (      11.9 miles)
             Wenatchee, WA (      14.4 miles)
             Quincy, WA (      15.3 miles)
             Monitor, WA (      19.3 miles)