Question: Central Trust Company Buildings are two historic commercial buildings located at a city that had how many inhabitants in 2010 ?

Context paragraphs:
Biltmore Village Commercial Buildings: Biltmore Village Commercial Buildings is a set of two historic commercial buildings located at Biltmore Village, Asheville, Buncombe County, North Carolina.  They were designed by noted architect Richard Sharp Smith and built about 1900.  They are a 1 1/2-story pebbledash finished building with a gable roof and half-timbering and a small one-story building that originally housed the Biltmore Village Post Office.

Downtown Altoona Historic District: Downtown Altoona Historic District is a national historic district located at Altoona, Blair County, Pennsylvania.  The district includes 240 contributing buildings in the central business district and surrounding residential areas of Altoona.  The buildings were primarily built after about 1860 and include residential, civic, social, and religious buildings.  Although it does not encompass the entire downtown, it is for the most part the most urban part of Altoona's downtown district (whose boundaries are not very neatly defined anyway).  Notable buildings include the Cathedral of the Blessed Sacrament (1920s), First Methodist Episcopal Church, First Presbyterian Church, First Evangelical Lutheran Church (1896-1897), U.S. Post Office (1931-1933), Fraternal Order of Eagles Building, Altoona City Hall, Casanave Building (1890s), Hutchison Block, McCrory's Department Store (1937), and Aaron-Penn Furniture Building.  Located in the district are the separately listed Central Trust Company Buildings, Mishler Theatre, and Penn Alto Hotel.

Marx-Hurlburt Building: Marx-Hurlburt Building are two historic commercial buildings located at Springfield, Greene County, Missouri.  They were built about 1900, and are two- and three-story, rectangular Classical Revival style commercial buildings.

Elledge Arcade Buildings: Elledge Arcade Buildings are two historic commercial buildings located at West Plains, Howell County, Missouri.  They were built or remodeled in 1913, and are two one-story, brick commercial buildings known as the Famous Grocery Building (built 1888) and the J. L. Elledge Building.  The two buildings share a common facade consisting of four one-story storefronts.

Altoona, Pennsylvania: Altoona is a city in Blair County, Pennsylvania, United States.  It is the principal city of the Altoona Metropolitan Statistical Area (MSA).  The population was 46,320 at the time of the 2010 Census, making it the eleventh most populous city in Pennsylvania.  The Altoona MSA includes all of Blair County and was recorded as having a population of 127,089 at the 2010 Census, around 100,000 of whom live within a 5 mi radius of the Altoona city center according to U.S. Census ZIP Code population data.  This includes the adjacent boroughs of Hollidaysburg and Duncansville, adjacent townships of Logan, Allegheny, Blair, Frankstown, Antis, and Tyrone, as well as nearby boroughs of Bellwood and Newry.

Bethune-Powell Buildings: Bethune-Powell Buildings are two historic commercial buildings located at Clinton, Sampson County, North Carolina.  They were built in 1902, and are two-story, brick buildings with decorative pressed metal sheathing and brick cornices on the front facade.  The Bethune Building is six bays wide and the Powell Building three bays wide.  The pressed metal sheathing features a robust pattern of colonnaded, arched garland friezes, and modillion cornice.  The buildings were constructed following a fire that destroyed much of the Clinton commercial district.

Central Trust Company Buildings: Central Trust Company Buildings are two historic commercial buildings located at Altoona, Blair County, Pennsylvania.  They are two five-story buildings connected by a stair and elevator tower.  The buildings measure 130 by .  The Central Trust Company Building was built in 1905 and is a white glazed brick building with brownstone trim in the Beaux Arts style.  The entry features two Ionic order engaged granite columns.  The adjoining Brett Building was built between 1922 and 1924.

Mahler and Carolina Trust Buildings: Mahler and Carolina Trust Buildings, also known as McLellan's Dime Store and McCrory's Dime Store, are two historic commercial buildings located at Raleigh, North Carolina.  The Mahler Building was built in 1876, and the Carolina Trust Building was built in 1902.  They were consolidated as McLellan's Dime Store about 1933.  A two-story annex was added to the building in 1952.  The Mahler Building is a three-story, three bay, Renaissance Revival style brick building with round arched windows.  The Carolina Trust Building is a four-story, three bay, Classical Revival style brick building.  The annex is a two-story, seven bay, addition with Art Moderne design elements.

Philips-Thompson Buildings: Philips-Thompson Buildings was a set of two historic commercial buildings located at Wilmington, New Castle County, Delaware.  They were built about 1884, and were two three-story, red brick buildings.  They had a row of square decorative terra cotta tiles divides the second and third stories.  They featured a corbelled brick cornice and sunburst decorations capping the central bays.  The buildings housed a wholesale farm supply company, wholesale grocers and produce shops.  The buildings have been demolished.

Jackson Buildings: Jackson Buildings, also known as the Standard Grocery/Capital Furnace, were two historic commercial buildings located at Indianapolis, Indiana.  It consisted of two buildings, a four-story brick building built about 1882-1883, and a five-story building built about 1923.  The older building exhibited Italianate and Beaux-Arts style design elements.  The buildings housed a variety of commercial enterprises, including the Standard Grocery Company.  They has been demolished and replaced by a bank building.

Supporting paragraphs: Central Trust Company Buildings Altoona, Pennsylvania
Answer: 46,320