Infrastructure and Planning Data Road Mileage, 1990: 1374 Unpaved Road Mileage, 1990: 14% Registered Vehicles, 1990: 72 per mile of paved road Public Transportation Use: 1.1% of commuters Private Vehicle Use: 89% of commuters Private Vehicles - Single Occupant: 71% of commuters Average Travel Time to Work: 16.6 minutes Growth of Population, 1990-2000: 33% Growth of Population 0-24 Years Old: 19% Growth of Population 65 Years and Older: 36% Projected Enrollment Change 1990-2000 Elementary (K-5): 1229 Projected Change 1990-2000 Middle School (6-8): 694 Projected Change 1990-2000 High School (9-12): 1362 Republican Registration, 1990: 43.29% Democratic Registration, 1990: 53.33% Change in Republican Registration, 1980-1990: 95% Change in Democratic Registration, 1980-1990: 11%