| General Information | | |
| City Name | Portsmouth | |
| State | New Hampshire | |
| Population 2000 | 18,274 | |
| Housing Units | 10,186 | |
| Total Area | 17 square miles | |
| Water Area | 1 square miles | |
| Land Area | 16 square miles | |
| Population Density | 1,331 people/square mile | |
| Housing Density | 653 units/square mile | |
| Law Enforcement Employees | 88 | |
| Violent Crimes | 45 | |
| Murders/Manslaughters | | |
| Forcible Rapes | 9 | |
| Robberies | 16 | |
| Aggravated Assaults | 20 | |
| Violent Crimes | 45 | |
| Property Crimes | 670 | |
| Burglaries | 86 | |
| Larceny Thefts | 554 | |
| Motor Vehicle Thefts | 30 | |
| Arsons | 11 | |