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Overview - Honolulu

Located on Māmala Bay on the island of Oʻahu, Honolulu is the capital of and the largest city by population in Hawaii. It has approximately 351,000 inhabitants in the city proper as of 2020. The Honolulu metropolitan area comprised 1,016,508 residents as of the 2020 US Census Bureau Estimate.

Honolulu's rapid transit network consists of a single MCS metro service.

HART Skyline

Opened 2023, the HART Skyline consists of a MCS metro service that serves the city of Honolulu, Hawaii and the western suburbs.


The Skyline is a MCS metro service on an East-West alignment. It runs from Kualakaʻi (East Kapolei) in the west to Hālawa (Aloha Stadium) in the east, serving 9 stations.

The Skyline was opened in June 2023. Skyline is owned by the Honolulu Department of Transportation Services.

ServiceM-F MiddayM-F RushSat.Sun.Notes

Schedules -- Last Updated: Jun 29, 2023

References & Helpful Links

Skyline at Wikipedia

Official Website for HART Skyline: City and County of Honolulu


Official System Map - Skyline [JPG] [Last Accessed June 29, 2023]

Other Sources

Honolulu, USA at Urbanrail.net

Other Websites

External Citations

Asset Notes

The Skyline color was taken from the HART logo on Wikipedia as of June 29, 2023.

Last Updated: Jun 29, 2023

Old Maps
Note: Not all maps reflect changes in service. Older maps may contain inaccuracies.
2023 06 v1

+ : Line/Station Extension/Opening | x : Line/Station Closure | = : Other Service Change | ! : Map change unrelated to service changes