Reykjavík ya kasance babban birni ne kuma birni mafi girma a kasarIceland. Birnin na a gefen kudu maso yammacin Iceland, a kudancin gabar tekun Faxaflói . Latitude ɗinsa shine 64°08' N, yana mai da ita babban birnin arewa mafi girma a duniya na ƙasa mai iko. Tare da yawan jama'a kusan 131,136 (da 233,034 a cikin Babban yankin ), ita ce cibiyar al'adu, tattalin arziki, da ayyukan gwamnati na Iceland, kuma sanannen wurin yawon shakatawa ne.[1]
An yi imanin Reykjavík shine wurin zama na farko na dindindin a Iceland, wanda, a cewar Landnámabók, Ingólfr Arnarson an kafa shi a cikin shekara 874. CE. Har zuwa karni na 18, babu ci gaban birane a cikin birni. An kafa birnin bisa hukuma a cikin 1786 a matsayin garin ciniki kuma ya girma a hankali cikin shekaru masu zuwa, yayin da ya zama cibiyar kasuwanci ta yanki da daga bayata ƙasa, yawan jama'a, da ayyukan gwamnati. Yana cikin mafi tsafta, mafi kore, kuma mafi aminci a biranen duniya.[2]