Jefferson, York County, Pennsylvania

North Codorus Township is a township in York County, Pennsylvania, United States. The population was 9,149 at the 2020 census.

York Iron Company Mine is a historic iron mine site located at North Codorus Township, York County, Pennsylvania. The underground mine was originally opened in 1854, with additional openings dug in 1876–1877. The mine remained in operation until 1888.It was added to the National Register of Historic Places in 1985.

S. B. Brodbeck Housing, also known as The Brick House, is a set of four historic rowhouses located at Codorus Township, Pennsylvania, York County, Pennsylvania. It was built in 1890–1891, and is a three-story, plus attic, brick building. It has a mansard roof with a fish-scale slate pattern in the Second Empire-style. The row measures 73 feet wide and 29 feet deep. It features a full-length two-story front porch and balcony, with an intricate railing and post bracket pattern. It was built by locally prominent Samuel B. Brodbeck.It was added to the National Register of Historic Places in 1990.

Porters Sideling is an unincorporated community located in Heidelberg Township in York County, Pennsylvania, United States. Porters Sideling is located approximately one mile southeast of Pennsylvania Route 116 and is about eight miles away from Codorus State Park.

Ambau is an unincorporated community in York County, Pennsylvania, United States. Ambau is situated in North Codorus Township near the village of Menges Mills. The village was a flagstop station on the Western Maryland Railway's line from York to Hanover. It is believed that the station was originally named "Stambaugh" in recognition of the number of families with that name in the area, a member of which may have been an early stationmaster, but the name was shortened by dropping the first two and final two letters.

Spring Grove is a borough in York County, Pennsylvania, United States. The population was 2,372 at the 2020 census.].

Glenville is an unincorporated community in Manheim Township, York County, Pennsylvania, United States.

The Hanover Junction Railroad Station is an historic railroad station which is located in Hanover Junction in North Codorus Township, York County, Pennsylvania. It was added to the National Register of Historic Places in 1983.

Stoverstown is an unincorporated community in York County, Pennsylvania, United States. Stoverstown is located off Pennsylvania Route 616, two miles outside New Salem.

Codorus State Park is a 3,500-acre (1,400 ha) Pennsylvania state park in Heidelberg, Manheim, Penn, and West Manheim Townships in southwestern York County, Pennsylvania in the United States. The park was created around Lake Marburg, an artificial lake covering 1,275 acres (516 ha), and is named for Codorus Creek, which forms the lake. Codorus State Park is located on Pennsylvania Route 216, 3 miles (4.8 km) from the borough of Hanover.

Codorus Creek is a 42.4-mile-long (68.2 km) tributary of the Susquehanna River in York County, Pennsylvania, in the United States.

Heidelberg Township is a township in York County, Pennsylvania, United States. The township was erected in 1750 and encompassed the land grant known as Digges' Choice, a warrant granted to John Digges in 1727 by the colonial-era Province of Maryland, prior to the time the Mason-Dixon line fixed the final boundary between Maryland and Pennsylvania. The population of Heidelberg Township was 3,027 at the 2020 census.The township consisted of 9,030 acres and extended as far west as the borough (town) of McSherrystown. The township included the borough (town) of Hanover until Hanover was made a borough in 1815. When Adams County was formed from western York County in 1800, the portion of Heidelberg Township that was included in York County was subsequently renamed Conewago Township. In 1860, the western half of Heidelberg Township including the area around Hanover was split off to form Penn Township. Although residents of this township have a Hanover address, the children attend Spring Grove School District.