My results:
zip code = 50003 (Adel, IA) <- Home while not in school, so most of the summer
- Courses within 25 miles 18 courses
- Courses within 50 miles 36 courses
- Courses within 100 miles 85 courses
- Courses within 50 miles rated 3 discs or better (3 review minimum) 8 courses
- Courses within 150 miles rated 4 discs or better (3 review minimum) 4 courses --> 3 within 35 miles
zip code = 50013 (Ames, IA) <- Home while in school, so fall/winter/spring
- Courses within 25 miles 16 courses
- Courses within 50 miles 38 courses
- Courses within 100 miles 92 courses
- Courses within 50 miles rated 3 discs or better (3 review minimum) 8 courses
- Courses within 150 miles rated 4 discs or better (3 review minimum) 5 courses --> 3 within 50 miles
Conclusion: We have a lot of courses, just not a lot of quality ones. Most are 9 hole courses squeezed into a park. We do have a few exceptional courses within a pretty close proximity though.