Question: What is the 2010 population of the county that operates New York’s Orange County Airport?

Context paragraphs:
Orange County Airport (disambiguation): Orange County Airport is the original name of the John Wayne Airport in Santa Ana, Orange County, California

Bill Vardoulis: Bill Vardoulis has held many distinguished titles throughout his public service.  He was the Mayor of Irvine, California in the late 1970s.  He has held the post of President of the Irvine Chamber of Commerce, served on the Orange County Airport Land Use Commission, Director of the County Sanitation Districts of Orange County, and on the Orange County Transportation Commission.

John Wayne Airport: John Wayne Airport (IATA: SNA, ICAO: KSNA, FAA LID: SNA) is an international airport in Orange County, California, United States, with its mailing address in the city of Santa Ana, hence the IATA airport code.  The entrance to the airport is off MacArthur Blvd in Irvine, the city that borders the airport on the north and east.  Newport Beach and Costa Mesa form the southern and western boundaries along with a small unincorporated area along the Corona del Mar (73) Freeway.  Santa Ana is just north, not actually touching the airport.  Originally named Orange County Airport, the county Board of Supervisors renamed it in 1979 to honor actor John Wayne, who lived in neighboring Newport Beach and died that year.

Air California: Air California, later renamed AirCal, was founded by William E. Myers and Bill Perrera and began as an intrastate airline operating solely within California.  Following the federal Airline Deregulation Act in 1978, it expanded to several destinations in neighboring states, and in the 1980s was flying to Chicago (ORD), Seattle (SEA), Anchorage (ANC), and Vancouver, B.C. (YVR) in addition to its California routes as well as service to other destinations in the western U.S.  It was founded by a partnership of Orange County businessmen and its initial route when scheduled passenger operations were commenced on January 16, 1967, was nonstop between Orange County Airport (SNA) and San Francisco International Airport (SFO), a previously unserved route, using two Lockheed L-188 Electra turboprops with five daily round trip flights.  Air California was headquartered in Newport Beach, California.  The airline's "home" airport was Orange County Airport, now known as John Wayne Airport.  The airline was renamed AirCal in 1981 and was merged into American Airlines in 1987.

Orange County Fair (New York): The Orange County Fair is an annual fair held in the town of Wallkill, New York.  The fair began when farmers of Orange County organized an agricultural society to help promote a county fair.  In 1808 they tried to organize the fair but it did not generate enough local interest.  The society tried again in 1818 and held the fair until 1825.  It took another sixteen years before county leaders met at the Old Stone Courthouse in Goshen, New York on September 11, 1841 and formed the Orange County Agricultural Society.  That meeting was the birth of the Orange County Fair and the first fair was held on November 17, 1841 in Goshen.

Orange County, New York: Orange County is a county located in the U.S. state of New York.  As of the 2010 census, the population was 372,813.  The county seat is Goshen.  This county was first created in 1683 and reorganized with its present boundaries in 1798.

Orange County Airport (New York): New York’s Orange County Airport (IATA: MGJ, ICAO: KMGJ, FAA LID: MGJ) is an untowered airport located one nautical mile (2 km) southwest of the village of Montgomery, in the Town of Montgomery, United States, at the junction of state highways 211 and 416. .  It is owned and operated by Orange County.  It is included in the National Plan of Integrated Airport Systems for 2011–2015, which categorized it as a "general aviation" facility.

Orange County Airport (Virginia): Orange County Airport (ICAO: KOMH, FAA LID: OMH) is a county owned, public use airport in Orange County, Virginia, United States.  It is located three nautical miles (6 km) east of the central business district of Orange, Virginia.  This airport is included in the National Plan of Integrated Airport Systems for 2011–2015, which categorized it as a "general aviation" facility.

Orange County Airport (Texas): Orange County Airport (ICAO: KORG, FAA LID: ORG) is a county owned public use airport located three miles (5 km) southwest of the central business district of Orange, in Orange County, Texas, United States.

Johannes Miller House: The Johannes Miller House is a Registered Historic Place in the Orange County, New York, Town of Montgomery.  It is located on NY 211 just opposite its junction with NY 416 and another Registered Historic Place, the Harrison Meeting House Site and Cemetery.  Orange County Airport is nearby.

Supporting paragraphs: Orange County Airport (New York) Orange County, New York
Answer: 372,813