| Median Sublet: | $1,144 |
| Median Foreclosure: | $303,670 |
| Median For Sale: | $324,900 |
| Median Land: | $40,000 |
| Median Rental: | $1,175 |
| Population | 2,116 |
| Square Miles | 3.23 |
| Population Density | 656.12 |
| Median Age | 54 |
| Median Household Income | $87,924 |
| Per Capita Income | $54,758 |
| Median Rent | $696 |
| Percent Renters | 9% |
| Median Onion Creek, TX Rental Price: | $1,175 |
| 1 Bedroom Rental Median Price: | $902 |
| 2 Bedroom Rental Median Price: | $1,197 |
| 3 Bedroom Rental Median Price: | $1,450 |
| 4 Bedroom Rental Median Price: | $2,150 |
| Median Onion Creek, TX For Sale Price: | $324,900 |
| 2 Bedroom For Sale Median Price: | $147,500 |
| 3 Bedroom For Sale Median Price: | $295,000 |
| 4 Bedroom For Sale Median Price: | $349,900 |
| Median Onion Creek, TX Foreclosure Price: | $303,670 |
| 3 Bedroom Foreclosure Median Price: | $175,000 |
| 4 Bedroom Foreclosure Median Price: | $282,222 |