Question: Kansas City Kansan serves a county that had how many inhabitants in the 2010 census ?

Context paragraphs:
North Kansas City, Missouri: North Kansas City is a city in Clay County, Missouri, United States that despite the similarity in name to its larger counterpart, Kansas City, is an independent municipality part of the Kansas City metropolitan area.  The population was 4,208 at the 2010 census.  Originally a northern suburb across the Missouri River from Kansas City, Missouri, it is now almost completely surrounded by Kansas City, which has annexed far to the north of North Kansas City's northern city limits.  North Kansas City also adjoins the small municipality of Avondale.

Mission Hills, Kansas: Mission Hills is a city in Johnson County, Kansas, United States, and part of the Kansas City Metropolitan Area.  As of the 2010 census, the city population was 3,498.  The east city limits is the Kansas-Missouri state line at State Line Road.  Mission Hills was originally developed by noted Kansas City developer J. C. Nichols beginning in the 1920s as part of his Country Club District plan.

Merriam, Kansas: Merriam is a city in Johnson County, Kansas, United States, and part of the Kansas City Metropolitan Area.  As of the 2010 census, the city population was 11,003.  It is bordered by the cities of Overland Park to the east and south, Shawnee to the west, and Kansas City, Kansas to the north (in Wyandotte County); the city of Lenexa is less than a mile to the southwest.  Merriam is included in the Shawnee Mission postal designation.

Lexington, Missouri: Lexington is a city in Lafayette County, Missouri, United States.  The population was 4,726 at the 2010 census.  It is the county seat of Lafayette County.  Located in western Missouri, Lexington lies about 40 miles east of Kansas City and is part of the Greater Kansas City Metropolitan Area.  It is the home of the Battle of Lexington State Historic Site, and Wentworth Military Academy and College, the oldest military school west of the Mississippi River opened in 1880.

Kansas City, Kansas: Kansas City is the third-largest city in the state of Kansas, the county seat of Wyandotte County, and the third-largest city of the Kansas City metropolitan area.  Kansas City, Kansas is abbreviated as "KCK" to differentiate it from Kansas City, Missouri.  It is part of a consolidated city-county government known as the "Unified Government".  Wyandotte County also includes the independent cities of Bonner Springs and Edwardsville.  As of the 2010 census, the city had a population of 145,786 residents.  It is situated at Kaw Point, which is the junction of the Missouri and Kansas rivers.

Gladstone, Missouri: Gladstone is a city in Clay County, Missouri, is a suburb of Kansas City, Missouri.  The City of Gladstone has the advantage of being located only 10 minutes from downtown Kansas City, and 10 minutes from Kansas City International Airport.  As of the 2010 census, the city population was 26,365.

Kansas City Kansan: The Kansas City Kansan is an online newspaper that serves Kansas City and other towns in Wyandotte County, Kansas, USA.

Wyandotte County, Kansas: Wyandotte County ( ; county code WY) is a county located in the U.S. state of Kansas.  As of the 2010 census, the population was 157,505, making it the fourth-most populous county in Kansas.  Its county seat and most populous city is Kansas City, with which it shares a unified government.  Wyandotte County lies immediately west of Kansas City, Missouri.

Edwardsville, Kansas: Edwardsville is a city in Wyandotte County, Kansas, United States and is part of the "Unified Government" which also contains Kansas City, Kansas, most of Bonner Springs, and roughly one quarter of Lake Quivira.  It is part of the Kansas City Metropolitan Area.  As of the 2010 census, the city population was 4,340.

Leavenworth, Kansas: Leavenworth is the largest city in and the county seat of Leavenworth County, Kansas, United States.  As of the 2010 census, the city population was 35,251.  Located on the west bank of the Missouri River 25 mi northwest of Kansas City, Missouri, it is part of the Kansas City metropolitan area.

Supporting paragraphs: Kansas City Kansan Wyandotte County, Kansas
Answer: 157,505