Due to a hip injury, I haven’t been able to hike for a while and in my search for ways to overcome that, I found a few websites that have tons of wheelchair accessible trails across the entire state. I thought it might be a helpful resource.

(Edited to add links)

https://www.traillink.com/stateactivity/tx-wheelchair-accessible-trails/

https://www.accessiblenature.info/?page_id=53

https://www.alltrails.com/us/texas/ada