Question: In what county is actor Ryan Castro's home town located?

Context paragraphs:
Sam Marshall: Sam Marshall (previously Nicholls) is a fictional character from the Australian soap opera "Home and Away", played by actor Ryan Clark.  He made his first on screen appearance on 3 April 1991.  Sam remained in "Home and Away" until 2001.  He later returned for brief stints in 2002 and 2005.

Ryan's Well, Mississippi: Ryan's Well is a ghost town located in Itawamba County, Mississippi.

Oro Valley, Arizona: Oro Valley, incorporated in 1974, is a suburban town located 6 mi north of Tucson, Arizona, United States in Pima County.  According to the 2010 census, the population of the town is 41,011, an increase from 29,700 in 2000 census.  Dubbed the "Upscale Tech Mecca" of Southern Arizona by the "Arizona Daily Star" newspaper, Oro Valley is home to over 10 high tech firms and has a median household income nearly 50% higher than the U.S. median.  The town is located approximately 110 mi southeast of the state capital of Phoenix.

Brunswick Town, North Carolina: Brunswick Town is a colonial ghost town located beside the Cape Fear River, Brunswick County, North Carolina, United States.  It was the first successful settlement in the Cape Fear region, a major North Carolina port in the 18th century, and home to two colonial governors.  Brunswick Town lasted 50 years (1726–76) until it was raided by the British Army during the American Revolutionary War and never rebuilt.  During the American Civil War, 86 years after the town was abandoned, a large portion of the town was covered by earthworks for the construction of Fort Anderson.

Port Washington, New York: Port Washington is a hamlet and census-designated place (CDP) in Nassau County, New York on the North Shore of Long Island.  As of the United States 2010 Census, the community population was 15,846.

Ryan Castro: Ryan Castro (born July 23, 1990) is an American film and theater actor from Port Washington, New York.

Stewie Goes for a Drive: "Stewie Goes for a Drive" is the fourth episode of the tenth season of the animated comedy series "Family Guy".  It originally aired on Fox in the United States on November 6, 2011.  The plot depicts actor Ryan Reynolds moving into the house across the street, and Peter Griffin befriending him.  Ryan flirts with Peter, making Peter uncomfortable, and their friendship ends.  Meanwhile, Stewie takes Brian's car for a joy ride, and crashes it into a lamp post.  Fearing the consequences, Stewie runs away from home, but then needs Brian's help when he ends up in a bad part of town.

Puebla de Sanabria: Puebla de Sanabria is a small town located in the north-eastern part of the province of Zamora in Spain, between the rivers Tera and Castro.

Chilmark, Massachusetts: Chilmark is a town located on Martha's Vineyard in Dukes County, Massachusetts, United States.  The population was 866 at the 2010 census.  The fishing village of Menemsha is located on the western side of the town along its border with the town of Aquinnah.  Chilmark had the highest median home sale price of any town or city in Massachusetts in 2013.

Boundary, Washington: Boundary is a ghost town located in Stevens County, Washington, United States.  The town was located near the Canada–US border and near the Columbia River.  Boundary's peak years were during the 1890s.  The population was around 900.  The town started off as a railroad camp.  When the railroad finally spanned the wild Pend Oreille with a bridge, the railroad workers quickly moved on leaving the town of Boundary deserted.  The town contained the Boundary Hotel, post office, and general store.  A town called "New Boundary" came into being south of the original townsite and the old town eventually vanished.

Supporting paragraphs: Ryan Castro Port Washington, New York
Answer: Nassau County