- No. 10. Darien, average household income: $352,839
- No. 16. Old Greenwich, $321,377
- No. 22. Riverside, $309,401
- No. 23. Westport, $309,144
Atherton, California, a San Francisco suburb located in San Mateo County, ranked No. 1 for the fourth year in a row with an annual household income of $525,324.
To view the Bloomberg rankings, click here.
Click here to follow Daily Voice Fairfield and receive free news updates.