We're mostly Brits on here @Svielma so our estimated worth might not apply in Texas. £100 is about $125.
How is the demand for drop bar sports bikes from the millennium?
Imagine that cruisers and mountain bikes might have a bigger following?
I would ask on Reddit - I suspect as a brand it would be better known/more collectible on that side of the pond.
I have to say though that condition is everything and it doesn't look well cared for even if it isn't cracked. It isn't going to be worth enough to retire on.