| California's 66th State Assembly district | |||
|---|---|---|---|
|  | |||
| Current assemblymember | 
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| Population (2010)  • Voting age
  • Citizen voting age | 467,745 365,069
 303,141 | ||
| Demographics | 
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| Registered voters | 290,500 | ||
| Registration | 40.89% Democratic 30.66% Republican
 23.76% No party preference
 | ||
California's 66th State Assembly district is one of 80 California State Assembly districts. It is currently represented by Democrat Al Muratsuchi of Rolling Hills Estates.
The district encompasses the heart of the South Bay region, including the Beach Cities and the Palos Verdes Peninsula. Located southwest of Downtown Los Angeles, the district is relatively suburban and highly affluent.