9. 20854: Potomac, Maryland, is about a 45- to 50-minute drive from Washington DC.
Potomac, Maryland, is one of the wealthiest towns in the US with an average household income of $248,189, according to Bloomberg.
8. 94010: The Burlingame/Hillsborough/San Mateo area in California is located between San Francisco and Palo Alto.
7. 95125: San Jose, California, is a little over an hour drive from San Francisco.
6. 94087: Sunnyvale/Cupertino, California, is about a 15- to 20-minute drive from San Jose.
5. 95124: The San Jose/Cambrian Park area is about 30 minutes from Palo Alto in California.
4. 95120: The New Almaden/Englishtown/Twin Creeks area os located south of San Jose, California, in Santa Clara County.
New Almaden was known for its mercury mines in the 19th century. According to the National Parks Service, it produced more than $70 million in quicksilver.
New Almaden is considered to be one of the most valuable mines in California. It is now a historic landmark.
3. 95014: Cupertino, California, is in California's Silicon Valley, situated west of San Jose.
Cupertino is home to Apple's headquarters. According to Best Places, the median income in Cupertino is $134,872, with a median home price exceeding $2 million.
2. 94539: Fremont, California, is about an hour away from San Francisco and 30 minutes from San Jose.
1. 49685: Traverse City, Michigan, is located along the shores of Lake Michigan and is noted for its natural beauty.