Here is a rewritten title: “Highest-Income Counties in the United States”

The Richest Counties in the USA

1. Hunterdon County, New Jersey: With a median household income of $113,362, Hunterdon County tops the list of richest counties in the USA. Located in the western part of the state, this affluent county is known for its natural beauty, with many parks and rivers.

2. Loudoun County, Virginia: With a median household income of $112,635, Loudoun County is the second-richest county in the USA. This affluent county is located in the northern part of the state and is home to many wealthy communities.

3. Fairfax County, Virginia: With a median household income of $107,006, Fairfax County is the third-richest county in the USA. Located in the northern part of the state, this county is home to many major corporations and has a high concentration of wealthy families.

4. Monroe County, New York: With a median household income of $106,744, Monroe County is the fourth-richest county in the USA. Located in the western part of the state, this county is home to the city of Rochester and has a strong economy based on manufacturing and technology.

5. Boulder County, Colorado: With a median household income of $104,464, Boulder County is the fifth-richest county in the USA. Located in the foothills of the Rocky Mountains, this county is home to many affluent communities and is known for its natural beauty and outdoor recreational opportunities.

6. Arlington County, Virginia: With a median household income of $103,655, Arlington County is the sixth-richest county in the USA. Located just outside of Washington, D.C., this county is home to many wealthy families and is known for its high cost of living.

7. Marin County, California: With a median household income of $102,435, Marin County is the seventh-richest county in the USA. Located in the San Francisco Bay Area, this county is known for its natural beauty, outdoor recreational opportunities, and high concentration of wealthy families.

8. Howard County, Maryland: With a median household income of $101,629, Howard County is the eighth-richest county in the USA. Located just outside of Washington, D.C., this county is home to many wealthy families and is known for its high standard of living.

9. Lake County, Illinois: With a median household income of $99,649, Lake County is the ninth-richest county in the USA. Located in the northeastern part of the state, this county is home to many affluent communities and is known for its natural beauty and outdoor recreational opportunities.

10. Douglas County, Colorado: With a median household income of $98,441, Douglas County is the tenth-richest county in the USA. Located in the foothills of the Rocky Mountains, this county is home to many wealthy families and is known for its natural beauty and outdoor recreational opportunities.