Moraga, California ZIP Codes

ZIP records
2
Sum of listed ZIP population estimates
16,973
Counties represented
1
Population range
975–15,998 per ZIP

Population sum includes positive estimates in these ZIP records; it is not an official city population.

Top ZIP Codes by Population

Rank	ZIP Code	City	County	Population estimate
1	94556	Moraga	Contra Costa	15,998
2	94575	Moraga	Contra Costa	975

Counties represented

Contra Costa County

All ZIP Codes in Moraga

ZIP 94556 — Contra Costa County
ZIP 94575 — Contra Costa County

Browse all ZIP data for California

Methodology: ZIP records are grouped by the source file's primary city and state fields. Population ranges and sums use positive ZIP-level estimates; sums should not be read as official city totals. County links use each record's listed county assignment.