San Mateo County is a district of California.
Boundaries: United States Census Bureau, MAF/TIGER Database (https://www.census.gov/geographies/mapping-files/time-series/geo/carto-boundary-file.html) via geoBoundaries, public domain
| City of Belmont | no seat recorded | |
| City of Daly City | no seat recorded | |
| City of East Palo Alto | no seat recorded | |
| City of Foster City | no seat recorded | |
| City of Menlo Park | no seat recorded | |
| City of Millbrae | no seat recorded | |
| City of Redwood City | no seat recorded | |
| City of San Bruno | no seat recorded | |
| City of San Carlos | no seat recorded | |
| City of South San Francisco | no seat recorded |
Nothing has been written about San Mateo County here, and neither Wikipedia nor Wikivoyage has an article we could draw one from. If you know the place, that makes you a better source than anything we have. Tell us what is worth knowing and where you got it.
We show Redwood City as the capital of San Mateo County. If that is wrong, tell us what it should be and where you read it.
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