Infrastructure and Planning Data Road Mileage, 1990: 2397 Unpaved Road Mileage, 1990: 14% Registered Vehicles, 1990: 127 per mile of paved road Public Transportation Use: 1.8% of commuters Private Vehicle Use: 89% of commuters Private Vehicles - Single Occupant: 77% of commuters Average Travel Time to Work: 19.3 minutes Growth of Population, 1990-2000: 27% Growth of Population 0-24 Years Old: 7% Growth of Population 65 Years and Older: 36% Projected Enrollment Change 1990-2000 Elementary (K-5): 1072 Projected Change 1990-2000 Middle School (6-8): 2382 Projected Change 1990-2000 High School (9-12): 3592 Republican Registration, 1990: 31.10% Democratic Registration, 1990: 65.03% Change in Republican Registration, 1980-1990: 87% Change in Democratic Registration, 1980-1990: -13%