Title: Jefferson County, Pennsylvania
Content:  Jefferson County is a county located in the U.S. state of Pennsylvania. As of the 2010 census, the population was 45,200. Its county seat is Brookville. The county was established on March 26, 1804, from part of Lycoming County and later organized in 1830. It is named for President Thomas Jefferson. It is home to Punxsutawney Phil, the most famous groundhog that predicts when spring will come every February 2 (Groundhog Day).
Title: Penn-York Valley
Content: Waverly, New York ; Sayre, Pennsylvania ; Athens, Pennsylvania ; South Waverly, Pennsylvania The Penn-York Valley (referred to locally as The Valley) is a group of communities that straddles the New York and Pennsylvania border. It includes the villages and boroughs of: These four central communities have a population of 14,822 as of the 2000 Census, and a population of 14,425 as of the 2010 Census. The entire Greater Valley has a population near 35,000. Due to geographic boundaries, the Penn-York Valley is broken up into two Census regions: the Binghamton metropolitan area and the Sayre micropolitan area. The Valley is part of the Twin Tiers. The community saw historic flooding due to rain from Tropical Storm Lee, exceeding levels of the Mid-Atlantic United States flood of 2006. Damages in Tioga County alone were estimated at around $100 million.
Title: Pen Mar, Pennsylvania
Content:  Pen Mar is an unincorporated community and census-designated place (CDP) in Washington Township, Franklin County, Pennsylvania, United States. It is located along the Mason–Dixon line, bordered to the south by the community of Pen Mar Park in Maryland. As of the 2010 census the population of Pen Mar was 929. The community's name is an amalgamation of "Pennsylvania" and "Maryland".
Title: York County, Pennsylvania
Content:  York County is a county in the U.S. state of Pennsylvania. As of the 2020 census, the population was 456,438. Its county seat is York. The county was created on August 19, 1749, from part of Lancaster County and named either after the Duke of York, an early patron of the Penn family, or for the city and county of York in England. York County comprises the York-Hanover, Pennsylvania Metropolitan Statistical Area, which is also included in the Harrisburg-York-Lebanon, Pennsylvania Combined Statistical Area. It is in the Susquehanna Valley, a large fertile agricultural region in South Central Pennsylvania. Based on the Articles of Confederation having been adopted in York by the Second Continental Congress on November 15, 1777, the local government and business community began referring to York in the 1960s as the first capital of the United States of America. The designation has been debated by historians ever since. Congress considered York, and the borough of Wrightsville, on the eastern side of York County along the Susquehanna River, as a permanent capital of the United States before Washington, D.C., was selected.
Title: Pike County, Pennsylvania
Content:  were developed in the area of Milford, Pennsylvania, the county seat. It has several hundred late 19th and early 20th-century buildings that contribute to a National Historic District listed on the National Register of Historic Places. The Yale ran summer field studies for its Master's program in forestry there from 1904 to 1926. Since the late 20th century, Pike County has been the fastest-growing county in Pennsylvania; between 1990 and 2000, its population increased by 65.2%, and it grew an additional 16.9% between 2000 and 2004. The area has relatively low state and county taxes, and affordable housing. Interstate 80 and Interstate 84 provide rapid commutes to New York City's northern suburbs.
Title: Fayette County, Pennsylvania
Content:  Fayette County is a county of the U.S. state of Pennsylvania. Fayette County is located in southwestern Pennsylvania, adjacent to Maryland and West Virginia. As of the 2010 census, the population was 136,606. Its county seat is Uniontown. The county was created on September 26, 1783, from part of Westmoreland County and named after the Marquis de Lafayette. Fayette County is part of the Pittsburgh, PA Metropolitan Statistical Area. The southern border of Fayette County is also the southern border of Pennsylvania at both the Pennsylvania–Maryland state line (Mason–Dixon line) and the Pennsylvania–West Virginia state line.
Title: Scouting in Pennsylvania
Content:  The French Creek Council serves scouts in six counties in northwestern Pennsylvania and Brookfield Township in Ohio. The council was organized in 1972 from a merger of the former Washington Trail Council of Erie, Custaloga Council of Sharon, and Colonel Drake Council of Oil City. Its headquarters is located in Erie, PA. The council is divided into three districts, Oliver Perry, Colonel Drake and Chief Kiondashawa, to effectively execute operations across Northwest Pennsylvania.
Title: Penn Yan, New York
Content:   The first frame dwelling at Penn Yan was built in 1799. The village became the county seat in 1823, when Yates County was created. It was incorporated in 1833. The first settlers were chiefly followers of the Public Universal Friend, a religious enthusiast born in Cumberland, Providence County, Rhode Island, who obtained a large tract for a settlement (called Jerusalem in 1789) in the present Yates County, and founded the village of Hopeton on the outlet of Keuka Lake, approximately one mile from Seneca Lake. Many followers settled there, and lived there after 1790, but the community gradually broke up. Penn Yan, the name of the village, is said to have been contrived from the first syllables of "Pennsylvania" and 
Title: Fayette County, Pennsylvania
Content:  hiking trail that traverses much of Pennsylvania's Appalachian foothills. ; The county contains the largest cave in Pennsylvania, Laurel Caverns, which is popular as both a tour and spelunking destination. ; A historic trading post that eventually was turned into a spectacular mansion is featured in Nemacolin Castle. The structure is well known for its connections to the Underground Railroad. ; The prestigious Nemacolin Woodlands Resort is located in Wharton Township. It features a five star hotel and has received a license for a slots casino. ; Mountainous Eastern Fayette County is home to the Seven Springs Mountain Resort, which is the premier skiing destination for Greater Pittsburgh. 
Title: Penbrook, Pennsylvania
Content:  Penbrook is a borough in Dauphin County, Pennsylvania, United States, founded in 1861 and incorporated July 10, 1894. Penbrook was once named East Harrisburg and still maintains a Harrisburg postal ZIP code. The population was 3,008 at the 2010 census. Penbrook is part of the Harrisburg&ndash;Carlisle Metropolitan Statistical Area.

Question: Verify the following claims with "True" or "False": Yep, they are found in Pennsylvania and were established in 2000!
Answer: True