| America has more number of millionaire households | | | | millionaire households with 116,157 millionaire |
| than there were a few years ago, according to TNS | | | | households. It forms 1 % of the nation's millionaire |
| Global, one of the world's largest market information | | | | households. 4. Maricopa County, Arizona: With 113,414 |
| companies. As of mid 2006, the total number of | | | | households, Maricopa County has the 4th largest |
| millionaire households has increased to a record high | | | | number of millionaire households in USA. This makes |
| of 9.3 million. This is an increase of 5 % from the | | | | 62 % of Arizona's total millionaire households and 1 % |
| previous year and it is of note that the number of | | | | of the nation's. 5. San Diego County, California: The |
| millionaire households in the U.S. has gone up for the | | | | fifth county in the U.S. and the 3rd in the State with |
| fourth consecutive year. The TNS annual Affluent | | | | the most number of millionaire households, San Diego |
| Market Research Program (AMRP) revealed that the | | | | has 102,138 millionaire households that make up 9 % |
| total net worth of millionaires, excluding the value of | | | | of such households in California. It also accounts for 1 |
| their primary residence was $2,167,167 with | | | | % of the total millionaire households in the country. 6. |
| investable assets of $1,442,841. The median age for | | | | Harris County, Texas: With 99,504 millionaire |
| the head of America's millionaire household is 58 of | | | | households, Harris County accounts for 16 % of |
| which 45 % are retired. TNS Financial Services, a | | | | those in Texas. Harris County forms 1 % of |
| division of TNS, has ranked the country's top 10 | | | | America's total millionaire households. 7. Nassau |
| counties that have the highest number of people | | | | County, New York: This New York County has |
| who earn $1 million or more in salary. The AMRP | | | | 79,704 millionaire households forming 13 % of the |
| study is derived from a representative national | | | | total households in the state. Nassau County |
| sample of over 1,600 households with a net worth of | | | | accounts for 1 % of the nation's millionaire |
| $500,000 or more, not including the primary residence. | | | | households. 8. Santa Clara County, California: The third |
| The top 10 counties with the highest number of | | | | county in California to have the highest number of |
| millionaire residents are: 1. Los Angeles County, | | | | millionaire households. Santa Clara County has 74,824 |
| California: With 268,136 millionaire households, Los | | | | millionaire households and consists of 6 % of the |
| Angeles County has the largest number of millionaires | | | | state's and 1 % of the nation's millionaire households. |
| among the counties in the U.S. The County has 23 % | | | | 9. Palm Beach County, Florida: With 71,221 millionaire |
| of California's millionaire households and 3 % of those | | | | households, Palm Beach County consists of 11 % of |
| in the country. 2. Cook County, Illinois: Cook County, | | | | Florida's total millionaire households and 1 % of such |
| which includes Chicago, has 171,118 millionaire | | | | households in the nation. 10. King County, Oregon: At |
| households forming 40 % of such households in Illinois | | | | tenth position, King County has 68,390 millionaire |
| and 2 % in the nation. 3. Orange County, California: | | | | households forming 33 % of such households in |
| Orange County consists of 10 % of California's | | | | Washington and 1 % in U.S.A. |