Question: What was the 2015 population of the city where Garsington Manor in located?

Context paragraphs:
Skagway, Alaska: The Municipality and Borough of Skagway ( ) is a first-class borough in Alaska on the Alaska Panhandle.  As of the 2010 census, the population was 920.  Estimates put the 2015 population at 1,057 people.  The population doubles in the summer tourist season in order to deal with more than 900,000 visitors.  Incorporated as a Borough on June 25, 2007, it was previously a city (urban Skagway located at ) in the Skagway-Yakutat-Angoon Census Area (now the Hoonah–Angoon Census Area).

Garsington Manor: Garsington Manor, in the village of Garsington, near Oxford, England, is a Tudor building, best known as the former home of Lady Ottoline Morrell, the Bloomsbury Group socialite.  The house is currently owned by the family of Leonard Ingrams and from 1989 to 2010 has been the setting for an annual summer opera season, the Garsington Opera, which relocated to Wormsley Park, the home of Mark Getty near Stokenchurch in Buckinghamshire, in 2011.

San Mateo, California: San Mateo ( ; Spanish for "Saint Matthew") is a city in San Mateo County, California, located in the high-tech enclave of Silicon Valley in the San Francisco Bay Area.  With a population of 97,207 as of the 2010 census, it is one of the larger suburbs on the San Francisco Peninsula, located between Burlingame to the north, Foster City and San Francisco Bay to the east, Belmont to the south, and Highlands-Baywood Park and Hillsborough to the west.  The 2015 population was estimated to be 103,536.  San Mateo was incorporated in 1894.

Frankfurt: Frankfurt, officially Frankfurt am Main (Literally "Frankfurt on the Main", ] ), is a metropolis and the largest city in the German state of Hesse and the fifth-largest city in Germany, with a 2015 population of 732,688 within its administrative boundaries, and 2.3 million in its urban area.  The city is at the centre of the larger Frankfurt Rhine-Main Metropolitan Region, which has a population of 5.5 million and is Germany's second-largest metropolitan region after Rhine-Ruhr.  Since the enlargement of the European Union in 2013, the geographic centre of the EU is about 40 km to the east of Frankfurt's CBD, the Bankenviertel.  Frankfurt is culturally and ethnically diverse, with around half of the population, and a majority of young people, having a migration background.  A quarter of the population are foreign nationals, including many expatriates.

Oxford: Oxford ( ) is a city in the South East region of England and the county town of Oxfordshire.  With an estimated 2015 population of 168,270, it is the 52nd largest city in the United Kingdom, and one of the fastest growing and most ethnically diverse.  The city is situated 57 mi from London, 69 mi from Bristol, 65 mi from both Southampton and Birmingham and 25 mi from Reading.

Rochester, Minnesota: Rochester is a city in the U.S. State of Minnesota and is the county seat of Olmsted County.  Located on the Zumbro River's south fork, the city has a population of 106,769 according to the 2010 United States Census.  The U.S. Census Bureau estimated that the 2015 population was 112,225.  It is Minnesota's third-largest city and the largest city located outside of the Minneapolis-St.  Paul-Bloomington Metropolitan Statistical Area.  As of 2015, the Rochester metropolitan area has a population of 213,873.  It is the home of Mayo Clinic and one of IBM's largest facilities.

Boca Raton, Florida: Boca Raton ( ; ] ) is the southernmost city in Palm Beach County, Florida, United States, first incorporated on August 2, 1924 as "Bocaratone," and then incorporated as "Boca Raton" in 1925.  The 2015 population estimated by the U.S. Census Bureau was 93,235.  However, approximately 200,000 people with a Boca Raton postal address reside outside its municipal boundaries.  Such areas include newer developments like West Boca Raton.  As a business center, the city also experiences significant daytime population increases.  It is one of the wealthiest communities in South Florida.  Boca Raton is 43 mi north of Miami and is a principal city of the Miami metropolitan area, which was home to an estimated 6,012,331 people at the 2015 census.

Federal Way, Washington: Federal Way is a city in King County, Washington, United States.  It is a coastal city inside the Seattle metropolitan area.  Its southwestern boundary is NE Tacoma Puget Sound, to the south is the cities of Milton, then Fife, then Tacoma.  It is bordered by Des Moines and Kent on the northeast, Auburn as well as the town of Lakeland North and Lakeland South in unincorporated King County on the east, Milton on the south, and Tacoma as well as Fife Heights and Dash Point in unincorporated Pierce County on the southwest.  The population was 95,171 at the 2015 United States Census.  Federal Way is currently the 9th largest city in Washington State and the 5th largest in King County, according to the Census Bureau's 2015 population estimate.

Philipsburg Manor: Philipsburg Manor (sometimes referred to as Philipse Manor) was an English manor located north of New York City in the Province of New York.  It lasted from 1693 until 1779.  The land was part of a Dutch patroonship owned by Adriaen van der Donck but was later purchased by Frederick Philipse I.  Philipse was granted a royal charter in 1693, creating the manor as a legal entity.  After Philipse's death, the manor was split between his son and grandson, both of whom continued to develop the manor.  The Philipses engaged in the Atlantic slave trade, using Africans to construct most of the buildings on the property.  The tenant farmers on the manor also represented a diverse population of Europeans.

Owensboro, Kentucky: Owensboro is a home rule-class city in and the county seat of Daviess County, Kentucky, United States.  It is the fourth-largest city in the state by population.  Owensboro is located on U.S. Route 60 about 107 mi southwest of Louisville, and is the principal city of the Owensboro metropolitan area.  The 2015 population was 59,042.  The metropolitan population was estimated at 116,506.

Supporting paragraphs: Garsington Manor Oxford
Answer: 168,270