Arlington Central School District

Saint Kateri Tekakwitha Church (LaGrangeville, New York) is a Roman Catholic parish church located in Lagrangeville, Dutchess County, under the authority of the Roman Catholic Archdiocese of New York. It was established as a mission of St. Columba in Hopewell Junction in 1998 before being elevated to parish status in 2002. The church was built 2006–2008.

Jackson Creek is an 11.0-mile-long (17.7 km) tributary of Sprout Creek in Dutchess County, New York. Via Sprout Creek and Fishkill Creek, water from Jackson Creek flows to the Hudson River. Jackson Creek's subwatershed covers 5,524 acres (22.35 km2) of land.

Beekman Meeting House and Friends' Cemetery is located on Emans Road in LaGrangeville, New York, United States. The meeting house is a wooden building from the early 19th century that has been unused and vacant for decades. As a result, it is in an advanced state of decay, and mostly collapsed. The cemetery, better preserved, is located a short distance away. The meeting house was built in 1809 for a meeting that split off from another one in the nearby hamlet of Oswego. After the Hicksite-Orthodox schism in 1828, it was one of only two meetings in the county to embrace Orthodox Quakerism. After that meeting dissolved in the early 20th century, it was for a time a Grange hall. It and its nearby cemetery were added to the National Register of Historic Places in 1989.

Arlington High School is a public high school in the Arlington Central School District located in LaGrange, New York, United States, on Route 55.

Freedom Plains is a hamlet and census-designated place (CDP) in Dutchess County, New York, United States. As of the 2010 census the population was 421.

LaGrange District Schoolhouse is a historic one-room school located at Freedom Plains, Dutchess County, New York. It was built about 1862, and is a one-story, rectangular frame building sheathed in clapboard. It has a front gable roof and sits on a stone foundation. It ceased operation as a school in 1942, and subsequently housed a local public library in the 1970s, and is now a local history museum.: 3 It was added to the National Register of Historic Places in 2013.

LaGrange ( lə-GRAYNJ) is a town in Dutchess County, New York, United States. The population was 15,975 at the 2020 census. The town was named after the estate of the Marquis de Lafayette.

James Baird State Park is a 590-acre (2.4 km2) state park in Dutchess County, New York, United States. The park is located in the northern part of the Town of LaGrange, east of City of Poughkeepsie.

Hillside Lake is a hamlet and census-designated place (CDP) in Dutchess County, New York, United States. The population was 1,084 at the 2010 census. It is part of the Poughkeepsie–Newburgh–Middletown, NY Metropolitan Statistical Area as well as the larger New York–Newark–Bridgeport, NY-NJ-CT-PA Combined Statistical Area.

Chelsea Cove is a census-designated place (CDP) located in the town of Beekman in Dutchess County, New York, United States. It was first listed as a CDP prior to the 2020 census.Chelsea Cove is in southern Dutchess County, in the western part of Beekman, on the northern side of Sylvan Lake. It is 14 miles (23 km) southeast of Poughkeepsie and 10 miles (16 km) northeast of Fishkill.

Sylvan Lake is a hamlet in the Town of Beekman, Dutchess County, New York, United States. It is named after the lake it sits on, which was formed during the Ice Age.The early Indians originally named it "poughquag", which means "round body of water". A smaller lake known as Hidden Lake is where Daniel Delany, in the late 19th century, discovered iron ore and made his fortune. He eventually bought the adjacent property which was the entire shoreline of Sylvan Lake and rebuilt St. Denis Church for the town. Some iron ore mining also took place along the shores of Sylvan Lake in the early 1930s and some of these retainer wall pilings are still standing and can be clearly seen from a boat. When the mine was filled with water, construction equipment and mining tools were left on the bottom, and are present today.

Oswego Meeting House and Friends' Cemetery is a historic Society of Friends meeting house and cemetery in Moore's Mill, Dutchess County, New York. It was built in 1790 and is a 1+1⁄2-story frame building sided with clapboards and wooden shingles. It has a moderately pitched gable roof and two entrances on the front facade, each flanked by two windows. The cemetery contains about 50 stones and burials range in date from the 1790s to 1880s. Also on the property is a privy.It was listed on the National Register of Historic Places in 1989.