Ter Aar

Featured view

Ter Aar

Total population

9,055

Air quality index

53Moderate

Coordinates52.17°, 4.71°

Demographic figures from CBS Netherlands. Overview below cites Wikipedia and may reference a different year.

City facts

Facts from Wikidata (CC0).

Overview

Ter Aar is a town and former municipality in the western Netherlands, in the province of South Holland. It is located about 6 km northeast of Alphen aan den Rijn. The town had a population of 9,007 on 1 July 2006.

Geography

Coordinates & boundaries from the US Census TIGER/Line shapefiles.

Air quality

Current readings from Open-Meteo Air Quality API (Copernicus CAMS European reanalysis).

Wildlife & biodiversity

Citizen-science & research observations from the Global Biodiversity Information Facility (GBIF).

Earthquake history

Events from the USGS Earthquake Catalog (global) (FDSN Event Web Service).

Notable people from here

Femke Heemskerk

Dutch swimmer

Claudia van den Heiligenberg

Dutch female association football player

Margot Boer

Dutch speed skater

P

Petrus Wernink

sailor (1895-1971)

B

Bas van Velthoven

swimmer

Bettine Vriesekoop

Dutch table tennis player

W

Winny de Jong

Dutch politician

J.C. Bloem

Dutch writer (1887–1966)

W

Wouter Bleeker

Dutch meteorologist (1904–1967)

Joop Wagenaar

Dutch politician (1921-1993)

T

Teun Castelein

Dutch artist

Herman van der Kloot Meijburg

Dutch architect (1875–1961)

Henk Angenent

Dutch speed skater

Wil van der Meer

Dutch television actor and television director (born 1961)

Karin Legemate

Dutch footballer

Bobbie Koek

Dutch actor and television actor

People born within ~10 km, from Wikidata (CC0). Click any name for their Wikipedia article.

Nearby places in South Holland

• Aarlanderveen
  1.9 mi away · pop. 1,161
• Rijnsaterwoude
  2.7 mi away · pop. 1,185
• Nieuwveen
  2.9 mi away · pop. 3,996
• Nieuwkoop
  3 mi away · pop. 9,165
• Woubrugge
  3 mi away · pop. 3,705
• Alphen aan den Rijn
  3.1 mi away · pop. 71,428
• Zevenhoven
  3.2 mi away · pop. 2,934
• Zwammerdam
  4.2 mi away · pop. 1,924
• Leimuiden
  4.3 mi away · pop. 4,360
• Oude Wetering
  4.4 mi away · pop. 3,970
• Nieuwe Wetering
  4.9 mi away · pop. 715
• Noorden
  5 mi away · pop. 1,827

Browse all places in South Holland →

Geography & sun

Elevation, sunrise/sunset and daylight from Open-Meteo. Solar climatology from NASA POWER.

Public attention

Pageview totals from the Wikimedia Pageviews API.

Recently spotted species

devil's-fingers

Clathrus archeri

Seen 2026-09-30

Red Swamp Crayfish

Procambarus clarkii

Seen 2026-09-29

House Cricket

Acheta domesticus

Seen 2026-09-29

German Yellowjacket

Vespula germanica

Seen 2026-09-29

Two lipped door snail

Alinda biplicata

Seen 2026-09-29

Chestnut Slug

Deroceras invadens

Seen 2026-09-29

long-stalked gray cup

Helvella macropus

Seen 2026-09-28

Buffalo Treehopper

Stictocephala bisonia

Seen 2026-09-27

Spectacular Rustgill

Gymnopilus junonius

Seen 2026-09-27

Research-grade observations from iNaturalist (within ~15 mi).

Gallery

Geotagged photos within ~6 miles of Ter Aar, from Wikimedia Commons contributors.

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Photos via Wikimedia Commons — see each image page for license & attribution.

Official Identifiers