La Mesa, California ZIP Codes

ZIP records
2
Sum of listed ZIP population estimates
74,642
Counties represented
1
Population range
33,218–41,424 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	91942	La Mesa	San Diego	41,424
2	91941	La Mesa	San Diego	33,218

Counties represented

San Diego County

All ZIP Codes in La Mesa

ZIP 91941 — San Diego County
ZIP 91942 — San Diego 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.