- 1. What percentage of Los Angeles County's area is land?
A) 50%
B) 15%
C) 75%
D) 85%
- 2. How many miles of coast does Los Angeles County have on the Pacific Ocean?
A) 50 miles
B) 110 miles
C) 70 miles
D) 100 miles
- 3. Which of these rivers flows in Los Angeles County?
A) Colorado River
B) Sacramento River
C) Los Angeles River
D) Columbia River
- 4. Which county borders Los Angeles County to the north?
A) Ventura County
B) Kern County
C) Orange County
D) San Bernardino County
- 5. Where does the western extent of the Mojave Desert begin?
A) San Fernando Valley
B) Antelope Valley
C) San Gabriel Valley
D) Crescenta Valley
- 6. Which mountain range divides the county west-to-east?
A) San Emigdio Mountains
B) Tehachapi Mountains
C) San Gabriel Mountains
D) Santa Monica Mountains
- 7. What is the highest elevation peak mentioned in the text?
A) Mount San Antonio
B) Mount Baden-Powell
C) Mount Wilson
D) Mount Burnham
- 8. Which islands are part of Los Angeles County?
A) San Clemente and Santa Catalina
B) Santa Barbara and Anacapa
C) Santa Rosa and San Miguel
D) Anacapa and Santa Cruz
- 9. The San Gabriel Mountains are part of which range system?
A) Coast Ranges
B) Cascade Range
C) Transverse Ranges
D) Sierra Nevada
- 10. Which national forest contains most of the San Gabriel Mountains?
A) Angeles National Forest
B) Los Padres National Forest
C) San Bernardino National Forest
D) Cleveland National Forest
- 11. Which county borders Los Angeles County to the east?
A) San Bernardino County
B) Ventura County
C) Kern County
D) Orange County
- 12. What is the height of Mount Wilson?
A) 8,997 feet
B) 5,710 feet
C) 9,399 feet
D) 10,068 feet
- 13. Most of the population resides in which part of the county?
A) West and northwest
B) North and northeast
C) South and southwest
D) East and southeast
- 14. Which valley is a major population center in Los Angeles County?
A) Central Valley
B) San Fernando Valley
C) Death Valley
D) Napa Valley
- 15. What is the approximate population of Los Angeles County estimated in 2025?
A) 9,694,934
B) 4,083,000
C) 3,878,704
D) 10,570,000
- 16. How many incorporated cities are within Los Angeles County?
A) 50
B) 40
C) 88
D) 101
- 17. In what year did Los Angeles County become an original county of California?
A) 1850
B) 1866
C) 1851
D) 1889
- 18. What industry has Los Angeles County been home to since the early 20th century?
A) Motion picture industry
B) Space exploration
C) Automotive manufacturing
D) Agricultural shipping
- 19. When Kern County was formed, what did the remaining portion of the Tejon township become?
A) Soledad Township
B) El Monte Township
C) Azusa Township
D) San Gabriel Township
- 20. How many U.S. states have a smaller population than Los Angeles County?
A) 40
B) 101
C) 15
D) 88
- 21. What was the population of the City of Los Angeles estimated in 2024?
A) 4,083,000
B) 9,694,934
C) 1,500,000
D) 3,878,704
- 22. The San Pedro township was renamed to what by 1870?
A) Compton Township
B) Wilmington Township
C) Long Beach Township
D) South Bay Township
- 23. Which division of Los Angeles County includes the Westside and Beach Cities?
A) North
B) West
C) East
D) Central
- 24. Which division includes the San Fernando Valley and Crescenta Valley?
A) East
B) South
C) Central
D) North
- 25. What is the primary climate type in the northern part of Los Angeles County?
A) Desert
B) Polar
C) Tropical
D) Humid continental
- 26. In what season does Los Angeles County receive the most rainfall?
A) Springtime
B) Autumn
C) Wintertime
D) Summertime
- 27. In what year did the White population in Los Angeles County reach its peak number?
A) 2010
B) 1990
C) 2024
D) 1960
- 28. Which ethnic group reached its peak population number in 1990?
A) Hispanics
B) Whites
C) Asians
D) Blacks
- 29. Which Asian group is the largest demographic group in Los Angeles County based on the text?
A) Japanese
B) Filipino
C) Chinese
D) Korean
- 30. Los Angeles County is home to the largest population of which group outside of their respective country?
A) Italians
B) Germans
C) Armenians
D) Brazilians
- 31. What percentage of the population reported speaking only English at home according to 2006–2010 data?
A) 43.59%
B) 39.38%
C) 50.00%
D) 20.50%
- 32. What was the Area Median Income for a one-person household in 2024?
A) $74,600
B) $60,000
C) $106,600
D) $85,000
- 33. What was the homeownership rate in Los Angeles County as of December 12, 2024?
A) 54.2%
B) 43.59%
C) 49.81%
D) 30%
- 34. What was the median home value in the county as of December 23, 2025?
A) $106,600
B) $859,958
C) $950,000
D) $74,600
- 35. Approximately what percentage of the total housing inventory consisted of multi-unit structures in late 2025?
A) 43.59%
B) 30%
C) 54.2%
D) 49.81%
- 36. How many homeless people were in Los Angeles County in October 2025?
A) 30,000
B) 47,450
C) 72,195
D) 100,000
- 37. What percentage of Los Angeles' homeless population was sheltered in 2024?
A) 30%
B) 72%
C) 50%
D) 97%
- 38. How many Jewish synagogues were in Los Angeles County in 2015?
A) 202
B) 38
C) 145
D) 44
- 39. Which religious denomination has the largest diocese in the United States located in Los Angeles?
A) Roman Catholic
B) Jewish
C) Sikh
D) Buddhist
- 40. What governing body oversees Los Angeles County?
A) Board of Supervisors
B) State Senate
C) Mayoral Committee
D) City Council
- 41. How many cities receive law enforcement services from the Los Angeles County Sheriff's Department?
A) 100 cities
B) 42 cities
C) 20 cities
D) 58 cities
- 42. Which entity operates the countywide flood control system?
A) Metropolitan Transportation Authority
B) Department of Public Works
C) Sheriff's Department
D) Department of Public Health
- 43. Is the Los Angeles County Metropolitan Transportation Authority a county department?
A) Only for buses
B) Only for rail
C) Yes
D) No
- 44. How many congressional districts is Los Angeles County split into?
A) 13
B) 24
C) 50
D) 17
- 45. How many California State Senate districts is Los Angeles County split into?
A) 24
B) 10
C) 17
D) 13
- 46. How many California State Assembly districts is Los Angeles County split into?
A) 13
B) 24
C) 17
D) 30
- 47. What percentage of the vote did Proposition 8 receive in Los Angeles County in 2008?
A) 50.04%
B) 48.04%
C) 52.00%
D) 49.96%
- 48. Where are the Los Angeles County Superior Court and U.S. District Court for the Central District of California headquartered?
A) Glendale
B) Civic Center
C) San Francisco
D) Pasadena
- 49. Which television show was spun off from Extra to report on celebrity legal problems?
A) Court TV
B) Celebrity Justice
C) LA Law
D) Extra Legal
- 50. Where is the television show Extra based?
A) Los Angeles
B) San Francisco
C) Pasadena
D) Glendale
- 51. Where does the Court of Appeals for the Ninth Circuit hear federal cases for this region?
A) Civic Center
B) Washington, D.C.
C) San Francisco
D) Pasadena
- 52. What is the court of last resort for federal cases?
A) California Supreme Court
B) Court of Appeals for the Ninth Circuit
C) Los Angeles County Superior Court
D) U.S. Supreme Court
- 53. How many homicides were reported in Los Angeles County in 2013?
A) 843
B) 297
C) 386
D) 10,202
- 54. Which type of crime had 54,971 reported incidents in 2013?
A) Thefts
B) Car Thefts
C) Robberies
D) Burglaries
- 55. Which fruit do tropical parrots snack on in Los Angeles County?
A) Loquats
B) Bananas
C) Blueberries
D) Apples
- 56. How many species of non-native plants are estimated to be in the urban areas of the county?
A) 5,000
B) 500
C) 1,000
D) 100
- 57. Which app is suggested for documenting observations of ecologically significant indicator species?
A) Google Maps
B) eBird
C) Weather Channel
D) iNaturalist
- 58. Which industry sector employs 368,500 workers in Los Angeles County?
A) Agriculture
B) Fashion
C) High-tech
D) Manufacturing
- 59. Which architect's work is described as the world's largest showcase in the urban core of Los Angeles?
A) Frank Gehry
B) I.M. Pei
C) Frank Lloyd Wright
D) Zaha Hadid
- 60. How many species of birds are listed as charismatic biodiversity indicators?
A) 5
B) 14
C) 6
D) 9
- 61. How many murders were reported in 2013?
A) 297
B) 8,976
C) 386
D) 843
- 62. Which park is the most visited in Los Angeles County?
A) Castaic Lake Recreation Area
B) Vasquez Rocks Natural Area Park
C) Saddleback Butte State Park
D) Griffith Park
- 63. Where is the Los Angeles County Fair held annually?
A) Culver City
B) Pasadena
C) Pomona
D) Long Beach
- 64. Which historic ship is located in Long Beach?
A) USS Enterprise
B) SS Lane Victory
C) Battleship USS Iowa
D) RMS Queen Mary
- 65. What is the county's largest park by area?
A) Griffith Park
B) Vasquez Rocks Natural Area Park
C) Castaic Lake Recreation Area
D) Saddleback Butte State Park
- 66. Which location is known for filming many old Western movies?
A) Malibu
B) Venice Beach
C) Vasquez Rocks Natural Area Park
D) Pacific Palisades
- 67. What is the largest California State Park within the county by area?
A) Saddleback Butte State Park
B) Castaic Lake Recreation Area
C) Griffith Park
D) Vasquez Rocks Natural Area Park
- 68. In which city is the Los Angeles County Fire Museum located?
A) Long Beach
B) Culver City
C) Pasadena
D) Bellflower
- 69. Where is the Museum of Jurassic Technology located?
A) Pasadena
B) San Marino
C) Bellflower
D) Culver City
- 70. The J. Paul Getty Villa was originally which type of building?
A) Getty's original house
B) A Roman temple
C) An observatory
D) A library
- 71. Which museum is located in San Marino?
A) The Broad
B) Hammer Museum
C) Huntington Library
D) Norton Simon Museum
- 72. Which of these is a car racetrack mentioned in the text?
A) Long Beach Speedway
B) Pasadena Raceway
C) Santa Monica Speedway
D) Irwindale Speedway
- 73. Which museum features 19th- and early 20th-century art?
A) The Broad
B) Museum of Contemporary Art
C) Hammer Museum
D) Norton Simon Museum
- 74. In which district is LAX located?
A) Hollywood
B) Pacoima
C) Downtown Los Angeles
D) Westchester
- 75. Which airport serves as a primary hub for Metrolink commuter rail?
A) Long Beach Municipal Airport
B) Union Station
C) Van Nuys Airport
D) LAX
- 76. Where is the Hollywood Burbank Airport located?
A) Burbank
B) Compton
C) Santa Monica
D) Torrance
- 77. Which freight rail corridor connects ports to downtown rail yards?
A) Pacific Surfliner
B) Southwest Corridor
C) Metrolink Mainline
D) Alameda Corridor
- 78. Which rail service connects Los Angeles to San Diego?
A) Southwest Chief
B) Coast Starlight
C) Pacific Surfliner
D) Sunset Limited
- 79. Which airport in Los Angeles County sees significant executive jet air traffic?
A) Brackett Field
B) Compton/Woodley Airport
C) General William J. Fox Airfield
D) Van Nuys Airport
- 80. Which amusement park is located in San Dimas?
A) Universal Studios Hollywood
B) Pacific Park
C) Six Flags Magic Mountain
D) Raging Waters
- 81. What is another name for Hawthorne Municipal Airport?
A) Zamperini Field
B) Jack Northrop Field
C) Whiteman Airport
D) Air Force Plant 42
- 82. Which transit agency serves the San Gabriel Valley region?
A) Torrance Transit
B) Foothill Transit
C) LADOT
D) Long Beach Transit
- 83. Where is Zamperini Field located?
A) Lancaster
B) Torrance
C) El Monte
D) Palmdale
- 84. Which Los Angeles County location is famous for the La Brea Tar Pits?
A) Descanso Gardens
B) Exposition Park
C) La Brea Tar Pits
D) Griffith Park
- 85. What entity operates the Hollywood Burbank Airport?
A) Los Angeles World Airports
B) City of Los Angeles
C) Los Angeles County
D) Burbank-Glendale-Pasadena Airport Authority
- 86. Which Amtrak line provides service to New Orleans?
A) Sunset Limited
B) Coast Starlight
C) Pacific Surfliner
D) Southwest Chief
- 87. What percentage of U.S. container traffic do the Port of Los Angeles and Port of Long Beach handle together?
A) Over half
B) Ten percent
C) Over a quarter
D) Five percent
- 88. Where does the port complex of Los Angeles and Long Beach rank in terms of world shipping volume?
A) Third-largest
B) Fifth-largest
C) Second-largest
D) First-largest
- 89. Which program is hosted at the Port of Long Beach?
A) Sea Launch
B) Deep Sea Exploration
C) Apollo
D) Space Shuttle
- 90. What is the function of the Sea Launch program's floating platform?
A) To transport ferry passengers
B) To store container ships
C) To insert payloads into difficult orbits
D) To desalination seawater
- 91. Besides San Pedro and Long Beach, where does the Catalina Express ferry also travel?
A) Venice Beach
B) Dana Point
C) Santa Monica
D) Malibu
- 92. Approximately how many water districts or agencies provide water in Los Angeles County?
A) Exactly 500
B) Exactly 100
C) At least 200
D) Fewer than 50
- 93. What has placed a strain on the county's water security?
A) Overpopulation
B) Pollution of the ocean
C) Statewide droughts
D) Aging infrastructure
- 94. What is the name of the proposed community planned for 70,000 people?
A) Pacific Heights
B) New Los Angeles
C) West County
D) Centennial
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