02451 vs 02452 ZIP Codes
Waltham, MA · Waltham, MA
| Metric | 02451 | 02452 |
|---|---|---|
| City | Waltham | Waltham |
| County | Middlesex | Middlesex |
| State | Massachusetts | Massachusetts |
| Time zone | Eastern Time | Eastern Time |
| Population | 17,426 | 14,238 |
Demographic figures come from U.S. Census Bureau / ACS data included in the source ZIP dataset; many ZIP codes have no demographic figures in that dataset.