Some numbers I came across that I thought I’d share:
Polk County Libraries – Circulation Per Capita
| Libraries | 2016 | 2017 |
| Johnston Public Library | 18.76 | 16.05 |
| Urbandale Public Library | 15.08 | 14.43 |
| Altoona Public Library | 13.48 | 13.21 |
| Polk City Community Library | 12.82 | 13.18 |
| Grimes Public Library | 12.1 | 12.42 |
| Clive Public Library | 12.01 | 11.23 |
| Pleasant Hill Public Library | 11.64 | 11.12 |
| West Des Moines Public Library | 10.79 | 10.85 |
| Kirkendall Public Library | 10.68 | 10.74 |
| Carlisle Public Library | 10.54 | 10.57 |
| Bondurant Community Library | 6.27 | 7.69 |
| Des Moines Public Library | 6.09 | 6.03 |
| Mitchellville Public Library | 6.8 | 4.94 |
| Runnells Community Library | 5.1 | 4.85 |