It runs from the junction of Dame Street and Cork Hill on its southern end to the junction of Essex Quay and Wellington Quay on its northern end where it joins directly onto Grattan Bridge and subsequently Capel Street.

[1] It was the first project to be undertaken by the Commission, created after an Act of Parliament,[2] and was the origin of the name.

The Act allowed for the land and associated houses to be purchased for £12,000 to create the new street.

The structure is designed in a "romantic Italianate style with wide overhanging eaves, tiled roof, and arcaded upper floors”.

[5] City Hall, Dublin, originally the Royal Exchange, forms a terminating vista on Parliament Street.