There are 435.91 miles from Gilmer to Armstrong in southwest direction and 555 miles (893.19 kilometers) by car, following the I-37 S route.
Gilmer and Armstrong are 8 hours 51 mins far apart, if you drive non-stop .
This is the fastest route from Gilmer, TX to Armstrong, TX. The halfway point is Del Valle, TX.
Gilmer, TX and Armstrong, TX are in the same time zone (CDT). Current time in both locations is 3:01 am.
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