Question: In the 2010 census what was the population of the city which the Path 64 Marketplace substation is near ?

Context paragraphs:
Boulder City, Nevada: Boulder City is a city in Clark County, Nevada.  It is approximately 26 mi southeast of Las Vegas.  As of the 2010 census, the population of Boulder City was 15,023.

Los Ojos, New Mexico: Los Ojos is a census-designated place in Rio Arriba County, New Mexico, United States.  Its population was 125 as of the 2010 census.  Los Ojos has a post office with ZIP code 87551, which opened on February 7, 1877.  The community is near U.S. Route 64 and U.S. Route 84.

Hinsdale County, Colorado: Hinsdale County is one of the 64 counties of the U.S. state of Colorado.  As of the 2010 census, the population was 843, making it the third-least populous county in Colorado.  With a population density of only 0.75 PD/sqmi , it is also the least-densely populated county in Colorado.  The county seat and only incorporated municipality in the county is Lake City.  The county is named for George A. Hinsdale, a prominent pioneer and former Lieut. Governor of Colorado.

Grayson, Kentucky: Grayson is a home rule-class city in and the county seat of Carter County, Kentucky, United States, in the state's northeastern region.  The population was 4,217 at the 2010 census.  Along with Carter County, the city is closely associated with the nearby Huntington-Ashland, WV-KY-OH Metropolitan Statistical Area being just 9 miles west of the M.S.A's western boundary.  The city has grown in size substantially since the opening of Interstate 64 in 1975 through Carter County.  Immediately afterwards, Grayson experienced several years of commercial sector growth to serve the Interstate 64 traffic.  Since 1990, the city has also seen significant growth in the residential sector with the Interstate making for a faster trip to and from Ashland.  Beginning in 1995, AA Highway terminates in Grayson making the city a gateway to the Huntington-Ashland urban area.

Muir, Pennsylvania: Muir is a census-designated place located in Porter Township, Schuylkill County in the state of Pennsylvania.  Muir was part of the Reinerton-Orwin-Muir CDP at the 2000 census before splitting into three individual CDPs for the 2010 census.  The other communities, along with Muir are Reinerton and Orwin.  The community is located near the borough of Tower City along U.S. Route 209.  As of the 2010 census the population was 451 residents.

Sheboygan, Wisconsin: Sheboygan is a city in and the county seat of Sheboygan County, Wisconsin, United States.  The population was 49,288 at the 2010 census.  It is the principal city of the Sheboygan, Wisconsin Metropolitan Statistical Area.  The city is located on the western shore of Lake Michigan at the mouth of the Sheboygan River, about 50 mi (81 km) north of Milwaukee and 64 mi (103 km) south of Green Bay.

Mililani, Hawaii: Mililani is a city located near the center of the island of Oʻ ahu in Honolulu County, Hawaii, United States.  It consists of two census-designated places, Mililani Town, with a population of 27,629 at the 2010 census, and Mililani Mauka, with a 2010 census population of 21,039.

Columbus, Indiana: Columbus is a city in and the county seat of Bartholomew County, Indiana, United States.  The population was 44,061 at the 2010 census.  In its built environment, the relatively small city has provided a unique place for noted Modern architecture.  Located about 40 miles (64 km) south of Indianapolis, on the east fork of the White River, it is the state's 20th largest city.  It is also the principal city of the Columbus, Indiana metropolitan statistical area, which encompasses all of Bartholomew County.  Columbus is the birthplace of former Indiana Governor and current Vice President of the United States, Mike Pence.

Findlay, Ohio: Findlay is a city in and the county seat of Hancock County, Ohio, United States.  The city metro area is often referred as The Greater Findlay Area.  Located in northwestern Ohio, Findlay lies approximately 40 miles (64 km) south of Toledo.  The population was 41,202 at the 2010 census.  It is home to the University of Findlay.  Findlay is one of two cities in Hancock County, along with Fostoria.  Findlay is the second largest city in Northwest Ohio.

Path 64: Path 64 or the Marketplace - Adelanto line is a 202 mi 500-kilovolt power line that runs from the Adelanto substation near Adelanto, California and the High Desert to the Marketplace substation near Boulder City, Nevada.  Path 64 is one part of the Path 46 transmission system in southeastern California.  This power line is operated by Los Angeles Department of Water and Power (LADWP).  This line, along with Path 27 and the other Path 46 lines, bring over 10,000 megawatts of electrical power to the Los Angeles area.  Path 64 is an essential line for powering Los Angeles.

Supporting paragraphs: Path 64 Boulder City, Nevada
Answer: 15,023