Question: According to the 2010 census, what was the population of the county containing Florida State Road 163?

Context paragraphs:
Florida State Road 163: State Road 163 (SR 163) was a 2.194 mi north–south state highway in Duval County.  It traveled in a question mark shape, completely within the northeastern part of Jacksonville.

Tildenville, Florida: Tildenville is a census-designated place (CDP) and an unincorporated area in Orange County, Florida, United States.  The population was 511 at the 2010 census.  It is part of the Orlando–Kissimmee Metropolitan Statistical Area.  Generally speaking, Tildenville is a narrow area alongside Orange County Road 545, south of Florida State Road 50 and north of the Stoneybrook West planned unit development.  Residents utilize Winter Garden, Florida for mail delivery.

Hachita, New Mexico: Hachita is a census-designated place in Grant County, New Mexico, United States.  Its population was 49 as of the 2010 census.  Hachita has a post office with ZIP code 88040.  New Mexico State Road 9, New Mexico State Road 81, and New Mexico State Road 146 pass through the community.  Hachita is not to be confused with Old Hachita, which is a ghost town several miles west of town.

Fidelis, Florida: Fidelis is an unincorporated community and census-designated place in Santa Rosa County, Florida, United States.  Its population was 156 as of the 2010 census.  Florida State Road 87 passes through the community.

Florida State Prison: Florida State Prison (FSP), otherwise known as Raiford Prison, is a correctional institution located in unincorporated Bradford County, Florida. .  It was formerly known as the "Florida State Prison-East Unit" as it was originally part of Florida State Prison in Raiford, Florida (now known as Union Correctional Institution).  The facility, a part of the Florida Department of Corrections, is located on State Road 16 right across the border from Union County.  The institution opened in 1961, even though construction was not completed until 1968.  With a maximum population of over 1,400 inmates, FSP is one of the largest prisons in the state.  FSP houses one of the state's three death row cell blocks, and the state's execution chamber.  Union Correctional Institution also houses male death row inmates while Lowell Annex houses female death row inmates.

Duval County, Florida: Duval County is a county located in the State of Florida.  As of the 2010 census, the population was 864,263, with a 2016 estimate at 926,255.  Its county seat is Jacksonville, with which the Duval County government has been consolidated since 1968.  Duval County was established in 1822, and is named for William Pope Duval, Governor of Florida Territory from 1822 to 1834.

Groveland, Florida: Groveland is a city in Lake County, Florida, United States.  The population was 8,729 at the 2010 census.  Between 2000 and 2010, Groveland's population increased by 189%, making it the fastest growing place in Florida.  However, its land area increased more than fivefold due to annexation.  It is located at the intersection of State Road 19 and State Road 33/50.

Allentown, Florida: Allentown is an unincorporated community and census-designated place in Santa Rosa County, Florida, United States.  Its population was 894 as of the 2010 census.  Florida State Road 87 passes through the community.

Berrydale, Florida: Berrydale is an unincorporated community and census-designated place in Santa Rosa County, Florida, United States.  Its population was 441 as of the 2010 census.  Florida State Road 4 passes through the community.

Point Baker, Florida: Point Baker is an unincorporated community and census-designated place in Santa Rosa County, Florida, United States.  Its population was 2,991 as of the 2010 census.  Florida State Road 87 and Florida State Road 89 intersect in Point Baker.

Supporting paragraphs: Florida State Road 163 Duval County, Florida
Answer: 864,263