| | West University Place, TX | Lakeway, TX | United States |
| Percent Religious | 60.5% | 48.3% | 49.4% |
| Baptist | 15.8% | 10.1% | 8.2% |
| Episcopalian | 1.0% | 1.5% | 0.6% |
| Catholic | 19.1% | 18.2% | 19.7% |
| Church of Jesus Christ | 1.1% | 1.0% | 2.1% |
| Lutheran | 1.1% | 2.1% | 2.4% |
| Pentecostal | 1.6% | 1.0% | 1.9% |
| Methodist | 4.9% | 3.0% | 4.0% |
| Presbyterian | 1.1% | 1.5% | 1.7% |
| Other Christian | 10.6% | 6.5% | 6.7% |
| Judaism | 0.6% | 0.5% | 0.7% |
| Eastern | 0.7% | 1.4% | 0.5% |
| Islam | 3.0% | 1.3% | 0.9% |