California Gazetteer
The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.
| Name | County | Wealth Index | |
|---|---|---|---|
| 1. | Town of Atherton | San Mateo | 547 |
| 2. | Town of Los Altos Hills | Santa Clara | 542 |
| 3. | Town of Hillsborough | San Mateo | 535 |
| 4. | City of Rolling Hills | Los Angeles | 524 |
| 5. | North Gate Census Designated Place | Contra Costa | 514 |
| 6. | Town of Woodside | San Mateo | 503 |
| 7. | City of Monte Sereno | Santa Clara | 502 |
| 8. | Loyola Census Designated Place | Santa Clara | 500 |
| 9. | City of Piedmont | Alameda | 494 |
| 10. | Alamo Census Designated Place | Contra Costa | 484 |
| 11. | Ladera Census Designated Place | San Mateo | 474 |
| 12. | Emerald Lake Hills Census Designated Place | San Mateo | 473 |
| 13. | Town of Portola Valley | San Mateo | 471 |
| 14. | Blackhawk Census Designated Place | Contra Costa | 466 |
| 15. | City of Hidden Hills | Los Angeles | 464 |
| 16. | City of Orinda | Contra Costa | 463 |
| 17. | City of Los Altos | Santa Clara | 453 |
| 18. | City of Palos Verdes Estates | Los Angeles | 435 |
| 19. | City of Belvedere | Marin | 434 |
| 20. | Town of Ross | Marin | 432 |
