| | Anamosa city | 1910501990 | IA | 1901990 | Incorporated Place | Cedar Rapids, IA 16300 | Cedar Rapids-Iowa City,
IA 168 | | |
| | Cascade city (part) | 1910511305 | IA | 1911305 | Incorporated Place | Cedar Rapids, IA 16300 | Cedar Rapids-Iowa City,
IA 168 | | |
| | Center Junction CDP | 1910512225 | IA | 1912225 | Census Designated Place | Cedar Rapids, IA 16300 | Cedar Rapids-Iowa City,
IA 168 | | |
| | Martelle city | 1910549845 | IA | 1949845 | Incorporated Place | Cedar Rapids, IA 16300 | Cedar Rapids-Iowa City,
IA 168 | | |
| | Monticello city | 1910553625 | IA | 1953625 | Incorporated Place | Cedar Rapids, IA 16300 | Cedar Rapids-Iowa City,
IA 168 | | |
| | Morley city | 1910554030 | IA | 1954030 | Incorporated Place | Cedar Rapids, IA 16300 | Cedar Rapids-Iowa City,
IA 168 | | |
| | Olin city | 1910558980 | IA | 1958980 | Incorporated Place | Cedar Rapids, IA 16300 | Cedar Rapids-Iowa City,
IA 168 | | |
| | Onslow city | 1910559250 | IA | 1959250 | Incorporated Place | Cedar Rapids, IA 16300 | Cedar Rapids-Iowa City,
IA 168 | | |
| | Oxford Junction city | 1910560690 | IA | 1960690 | Incorporated Place | Cedar Rapids, IA 16300 | Cedar Rapids-Iowa City,
IA 168 | | |
| | Stone City CDP | 1910575540 | IA | 1975540 | Census Designated Place | Cedar Rapids, IA 16300 | Cedar Rapids-Iowa City,
IA 168 | | |