Texans love their horses, and are usually more concerned about the facilities for the horses than their home. Cowboy boots, hats, and starched jeans, is the uniform for the day, and do they ever look good!
Barns, stables, a place to store hay, and if there is enough acreage to bail hay, and can apply for an agriculture exemption, and there are no city taxes if out of the city limits.
The Mesquite Rodeo has events thought out the year which are well attended by people from the entire Dallas Metroplex, and other states. Perhaps you may want to participate with your horses, it's a real Texas experience.