Question: What is the population of the small town with an Air Force Base 7 mi northeast of Sacramento, California?
Context: Bakalar Air Force Base is a former U.S. Air Force base located 4.4 mi northeast of Columbus, Indiana.  During World War II, the base was known as Atterbury Air Field and Atterbury Army Air Base (named in memory of Brigadier General William Wallace Atterbury), but it was renamed Bakalar Air Force Base in 1954 in honor of First Lieutenant John Edmond Bakalar, USAAF.  Established in 1942, the airfield served as a training base for medium-range C-46 Commando and C-47 Skytrain troop carrier planes and glider pilots.  It also was used for training B-25 Mitchell and B-26 Marauder bomber crews.  Reactivated during the Cold War, it was used as an Air Force Reserve training base for troop carrier, tactical airlift, and special operations flying units.  The military base was closed in 1970.  The present-day facility operates as the Columbus, Indiana, municipal airport. Wright-Patterson Air Force Base (WPAFB) (IATA: FFO, ICAO: KFFO, FAA LID: FFO) is a United States Air Force base and census-designated place just east of Dayton, Ohio, in Greene and Montgomery counties.  It includes both Wright and Patterson Fields, which were originally Wilbur Wright Field and Fairfield Aviation General Supply Depot.  Patterson Field is approximately 10 mi northeast of Dayton; Wright Field is approximately 5 mi northeast of Dayton. The National Museum of the United States Air Force (formerly the United States Air Force Museum) is the official museum of the United States Air Force located at Wright-Patterson Air Force Base, 6 mi northeast of Dayton, Ohio.  The NMUSAF has one of the world's largest collections with more than 360 aircraft and missiles on display.  The museum draws more than 1 million visitors each year, making it one of the most frequently visited tourist attractions in Ohio. McClellan Park is a census-designated place in Sacramento County, California.  McClellan Park sits at an elevation of 69 ft .  The 2010 United States census reported McClellan Park's population was 743.  It is the site of the former McClellan Air Force Base, closed by the federal government in 2003. Cannon Air Force Base is a United States Air Force Base, located approximately 7 mi southwest of Clovis, New Mexico.  It is under the jurisdiction of Air Force Special Operations Command (AFSOC).  The population of the Cannon AFB CDP was 2,245 as of the 2010 census.  The host unit at Cannon is the 27th Special Operations Wing (27 SOW), which activated on 1 October 2007, and is assigned to the Air Force Special Operations Command (AFSOC).  The 27 SOW plans and executes specialized and contingency operations using advanced aircraft, tactics and air refueling techniques to infiltrate, exfiltrate and resupply special operations forces (SOF) and provide intelligence, surveillance and reconnaissance and close air support in support of SOF operations. Mather Air Force Base (Mather AFB) was a United States Air Force Base, which was closed in 1993.  It was located 12 mi east of Sacramento, on the south side of U.S. Route 50 in Sacramento County, California.  Mather Field was one of 32 Air Service training camps established after the United States entry into World War I in April 1917. A Double cantilever hangar is a type of hangar that was constructed by the United States Air Force during the Cold War.  Large hangers were constructed at Castle Air Force Base, Loring Air Force Base, Carswell Air Force Base, and Travis Air Force Base, while smaller hangars were constructed at March Air Force Base, Edwards Air Force Base, Hanscom Air Force Base, and Homestead Air Force Base. The 924th Fighter Group is a group of the United States Air Force Reserve.  It assigned to Tenth Air Force and stationed at Davis-Monthan Air Force Base, Arizona as a Geographically Separated Unit (GSU) of the Air Force Reserve Command's 442d Fighter Wing at Whiteman Air Force Base, Missouri.  On 1 October 2012, the 924 FG was reassigned to the 944th Fighter Wing at Luke Air Force Base, Arizona.  The 924th flies the A-10 Thunderbolt II aircraft and is gained by Air Combat Command when mobilized. Andersen Air Force Base (AFB) (IATA: UAM, ICAO: PGUA, FAA LID: UAM) is a United States Air Force base located approximately 4 mi northeast of Yigo near Agafo Gumas in the United States territory of Guam.  Along with Naval Base Guam, Andersen AFB was placed under the command of Joint Region Marianas on 1 October 2009.  The two bases are about 30 miles apart at opposite ends of the island.  Administration offices for Joint Region Marianas are about half-way in between, at Nimitz Hill. McClellan Air Force Base (1935–2001) is a former United States Air Force base located in the North Highlands area of Sacramento County, 7 mi northeast of Sacramento, California.
Answer: 743