As Rockwall is located close to Dallas, the cities share the same average monthly home care cost of $4,862, which is around $300 higher than the Texas state average and $100 lower than the national average. In other major cities, the cost of care varies. In Austin, home care is more expensive than in Rockwall, costing around $330 more per month. In Houston, home care is less expensive, equaling the state average of $4,576. In the north of the state in Amarillo, care is more affordable, costing $800 less per month than in Rockwall. Farther south in Brownsville, home care costs are more affordable at $2,860 per month.