Zip code map
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Questions
What zip codes are in Lemon Grove?
91945. Some also cover parts of neighboring areas.
What is the most populated zip code in Lemon Grove?
91945, with about 27,531 residents.
Are zip codes the same as Census ZCTAs?
Almost. The Census Bureau’s ZIP Code Tabulation Areas approximate USPS zip codes so statistics can be published for them; PO box–only zips have no area and aren’t listed.
Source: U.S. Census Bureau 2020 ZIP Code Tabulation Areas, 2023 Gazetteer and ACS 2019–2023.