| General Information | | |
| City Name | San Marcos | |
| State | Texas | |
| Population 2000 | 33,867 | |
| Housing Units | 13,340 | |
| Total Area | 18 square miles | |
| Water Area | square miles | |
| Land Area | 18 square miles | |
| Population Density | 1,908 people/square mile | |
| Housing Density | 733 units/square mile | |
| Law Enforcement Employees | 111 | |
| Violent Crimes | 166 | |
| Murders/Manslaughters | 1 | |
| Forcible Rapes | 25 | |
| Robberies | 33 | |
| Aggravated Assaults | 107 | |
| Violent Crimes | 166 | |
| Property Crimes | 1,359 | |
| Burglaries | 262 | |
| Larceny Thefts | 975 | |
| Motor Vehicle Thefts | 122 | |
| Arsons | 7 | |