Ter Aar

Vrijhoeven (also Vrijenhoeven or De Vrijen Hoef) is a former hamlet and former municipality in the Dutch province of South Holland. It is located about 2 km south of the village of Ter Aar. According to historian Abraham Jacob van der Aa, Vrijhoeven was a part of the heerlijkheid (manorial fief) of Aarlanderveen in the middle of the sixteenth century. In 1625 it became a separate jurisdiction. A gallows was located here, close to one of the mills of Aarlanderveen, which was named "Galgmolen" (Gallows mill).When the municipal system was introduced in the Netherlands in 1812, Vrijhoeven became a part of the municipality of Ter Aar, but in 1817, Vrijhoeven became a separate municipality again. The municipality was very small: its area was 0.77 km². It consisted of the area between the Schoutenvaart and the current Korteraarseweg in Aarlanderveen. There were only five houses, and the population consisted of 40 people, mostly farmers.The municipality existed between 1817 and 1841, when it became part of Ter Aar again. In 1997 Vrijhoeven was still mentioned as a hamlet in the municipality of Ter Aar, but it is no longer shown on more recent topographical maps.

Papenveer is a small village in the Dutch province of South Holland. It is located in the municipality of Nieuwkoop, 2 km north of Ter Aar. The name "Papenveer" means "Catholics' ferry". When the Catholic Church in Korteraar closed in 1822, churchgoers had to cross the river De Aar to go to the church in Langeraar. A ferry was opened that was free for Catholics; everyone else had to pay. The village of Papenveer grew around this ferry. Currently, there is a bridge, the Papenveerse Brug, at the location of the former ferry.

Aardam is a former hamlet in the Dutch province of South Holland and is now incorporated into the town Ter Aar, part of the municipality Nieuwkoop.

Aarlanderveen is a village in the Dutch province of South Holland. It is a part of the municipality of Alphen aan den Rijn, and lies about 4 km east of Alphen aan den Rijn. Aarlanderveen was a peat excavation settlement which developed in the Middle Ages. The Catholic St Peter and Paul Church is a three aisled basilica-like church built by Joseph Cuypers between 1893 and 1894. There are five wind mills near Aarlaanderveen.Aarlanderveen was a separate municipality until 1918, when it became part of Alphen aan den Rijn.The area around the village is a natural landscape that is rich in grassland birds like plovers, godwits and redshanks. There are also many flower rich banks including spearwort, water and field mint, ragged robin and marsh thistle.

Ridderbuurt is a hamlet in the Dutch province of South Holland. It is a part of the municipality of Alphen aan den Rijn, and lies about 2 km north of Alphen aan den Rijn. The statistical area "Ridderbuurt", which also can include the surrounding countryside, has a population of around 120.

Nieuwveen is a town in the Dutch province of South Holland, located close to the border of province North Holland, about 35 kilometers (22 miles) southwest of the city of Amsterdam. It is a part of the municipality of Nieuwkoop (until 2007: Liemeer), and lies about 9 kilometers (6 miles) northeast of Alphen aan den Rijn. In 2001, the town of Nieuwveen had 2806 inhabitants. The built-up area of the town was 0.73 km², and contained 931 residences. The statistical area "Nieuwveen", which also can include the peripheral parts of the village, as well as the surrounding countryside, has a population of around 3630.Zevenhoven was added to the municipality of Nieuwveen in 1991, and the municipality was renamed Liemeer in 1994. The Jostiband Orchestra was founded here.

Nieuwkoop (Dutch pronunciation: [ˈniukoːp] (listen)) is a town and municipality in the western Netherlands, in the province of South Holland. The municipality was enlarged on 1 January 2007, through the amalgamation of Liemeer and Ter Aar. The municipality now covers an area of 91.16 km2 (35.20 sq mi) of which 13.11 km2 (5.06 sq mi) is water. Its population was 29,151 in 2021. On May 3, 2008, the Dutch newspaper Algemeen Dagblad published an article which stated that Nieuwkoop is the safest municipality of the Netherlands. The municipality of Nieuwkoop includes the following communities:

Rijnsaterwoude is a village in the Dutch province of South Holland. It is located about 6 km north of the town of Alphen aan den Rijn, in the municipality of Kaag en Braassem.

Noordeinde is a town in the Dutch province of South Holland. It is a part of the municipality of Nieuwkoop, and lies about 10 km northeast of Alphen aan den Rijn. In 2001, the town of Noordeinde had 561 inhabitants. The built-up area of the town was 0.12 km2, and contained 196 residences.

Oudshoorn is a former village in the Dutch province of South Holland. It was located on the Oude Rijn, opposite the village of Alphen, with which it merged to form the city of Alphen aan den Rijn. Oudshoorn was a separate municipality until 1918, when it became part of Alphen aan den Rijn.

Alphen aan den Rijn (Dutch pronunciation: [ˈɑlfə(n) aːn də(n) ˈrɛin] (listen); English: "Alphen upon Rhine" or "Alphen on the Rhine") is a city and municipality in the western Netherlands, in the province of South Holland, between Leiden and Utrecht. The city is situated on the banks of the river Oude Rijn (Old Rhine), where the river Gouwe branches off. The municipality had a population of 110,986 in 2019, and covers an area of 132.50 km2 (51.16 sq mi) of which 6.27 km2 (2.42 sq mi) is water. The municipality of Alphen aan den Rijn also includes the communities of Aarlanderveen, Zwammerdam, and Boskoop. The city is located in what is called the 'Green Heart' of the Netherlands, which is a somewhat less densely populated centre area of the Randstad. The name "Alphen" is probably derived from the name of the Roman fort Albaniana, meaning "settlement at the white water". Its remains still lie underneath the city centre.

Zuideinde is a hamlet in the Dutch province of South Holland. It is a part of the municipality of Nieuwkoop, and lies about 7 km east of Alphen aan den Rijn.