There are 19.17 miles from Irmo to Gaston in southeast direction and 23 miles (37.01 kilometers) by car, following the US-21 and US-176 and US-321 route.
Irmo and Gaston are 29 minutes far apart, if you drive non-stop.
This is the fastest route from Irmo, SC to Gaston, SC. The halfway point is Cayce, SC.
Irmo, SC and Gaston, SC are in the same time zone (EDT). Current time in both locations is 10:25 pm.
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