Vesturbær (Icelandic pronunciation: [ˈvɛstʏrˌpaiːr̥]) is a district in Reykjavík in Iceland, comprising eight neighbourhoods west of the city center: Gamli Vesturbær [ˈkamlɪ ˈvɛstʏrˌpaiːr̥], Bráðræðisholt [ˈprauðˌraiːðɪsˌhɔl̥t], Grandahverfi [ˈkrantaˌkʰvɛrvɪ], Hagahverfi [ˈhaːɣaˌkʰvɛrvɪ], Melar [ˈmɛːlar̥], Skjól [ˈscouːl̥], Grímsstaðaholt [ˈkrimsˌstaːðaˌhɔl̥t], Skildinganes [ˈscɪltiŋkaˌnɛːs] and Litli Skerjafjörður [ˈlɪhtlɪ ˌscɛrjaˌfjœrðʏr̥].

Vesturbær is one of the most expensive districts in Reykjavík real estate.

[1] The district is home to the University of Iceland, in addition to four grade schools: Melaskóli, Landakotsskóli, Vesturbæjarskóli and Grandaskóli and one junior high Hagaskóli.

The athletics team KR is also based in Vesturbær, and its stadium is in the area.

Vesturbæjarlaug is the local swimming pool and an important community hub.