The station consists of two
island platforms serving four tracks. The station has automated ticket machines, automated turnstiles which accept
Kitaca, and a "
Midori no Madoguchi" staffed ticket office.
Platforms JR Hakodate-Main-Line Otaru Station Gates (20200724).jpg|Station entrance gates JR Hakodate-Main-Line Otaru Station Store area.jpg|Station store area Departure ticket in the ticket gate (in Hakodate-Main-Line Otaru Station).jpg|Departure information board in the ticket gate JR Hakodate-Main-Line Otaru Station Underground communication passage.jpg|Underground passageway JR Hakodate-Main-Line Otaru Station Platform (Overall).jpg|Station platform (Overall) JR Hakodate-Main-Line Otaru Station Platform 1・2.jpg|Station platform 1 and 2 JR Hakodate-Main-Line Otaru Station Platform 4・5.jpg|Station platform 4 and 5 Otaru Buffer stop.JPG|Buffer stop at platform 5 Lamps in Otaru-Station.jpg|Otaru station lamps Otaru Station11n.jpg|Opposite Bell 石原裕次郎 小樽駅.jpg|Picture panel of
Yujiro Ishihara ==History==