the resident population of the United States more»
      
    
  | City: | Challenge | 
| State: | California | 
| Area Code: | 530 | 
| Latitude: | 39.459404 | 
| Longitude: | -121.187602 | 
| Time Zone: | Eastern GMT -8 | 
| City Alias(es): | Woodleaf | 
| Population: | 34 | 
| 2000 Population: | 243 | 
| White Population: | 219 | 
| Hispanic Population: | 9 | 
| Hawaiian Population: | 13 | 
| Other Population: | 1 | 
| Male Population: | 118 | 
| Female Population: | 125 | 
| Median Age: | 47.90 | 
| Male Median Age: | 47.50 | 
| Female Median Age: | 48.40 | 
| Households: | 143 | 
| Average Household Size: | 2.29 | 
| Average House Value: | $82,400 | 
| Average Household Income: | $37,045 | 
| Number of Businesses: | 6 | 
| Number of Employees: | 57 | 
| Annual Payroll: | $946,000 | 
| Land Area: | 19.239 sq mi | 
            Brownsville, CA (       5.6 miles)
             Dobbins, CA (       6.1 miles)
             Clipper Mills, CA (       7.7 miles)
             North San Juan, CA (       8.2 miles)
             Rackerby, CA (       8.3 miles)
             Forbestown, CA (       8.9 miles)
             Feather Falls, CA (      10.0 miles)
             Oregon House, CA (      10.0 miles)
             Bangor, CA (      10.4 miles)