Population
| 1980 | 1990 | 2000 | 2010 | |
| Community | 7,015 | 7,413 | 7,328 | 7,811 |
| County | 56,083 | 58,083 | 62,422 | 60,796 |
Utilities
| Electricity | Consumers Energy Indiana Michigan Power Midwest Energy |
| Gas | SEMCO Energy Gas Company |
| Telephone | Comcast Frontier |
| Internet | Comcast Frontier Midwest Energy |
Transportation
| Highway | US-131 M-60 M-86 |
| Truck | 11 Carriers |
| Air | Kalamazoo/Battle Creek Int’l Airport |
| Three Rivers Airport |
Water
| Capacity | 4,600,000 |
| Excess Capacity | 2,600,000 |
Sewage Treatment
| Capacity | 2,750,000 |
| Excess Capacity | 1,450,000 |
Property Taxes
$62/$1,000 SEV, Rates reflect per thousand of State Equalized Valuation at 1/2 of market value (Non-Homestead)
Employment Data
| Labor Force | Employed | Unemployed | Rate |
| 32,175 | 30,225 | 1,950 | 8.4% |
Educational Facilities
K-12
| District Phone: (269) 279-1100 | Phone | Location |
| Andrews Elementary | (269) 279-1140 | Three Rivers |
| Hoppin Elementary | (269) 279-1142 | Three Rivers |
| Norton Elementary | (269) 244-1144 | Three Rivers |
| Park Elementary | (269) 279-1143 | Three Rivers |
| Parochial Elementary (Immaculate Conception) | (269) 273-2085 | Three Rivers |
| Three Rivers Middle School | (269) 279-1130 | Three Rivers |
| Three Rivers High School | (269) 279-1120 | Three Rivers |
| District Phone: (269) 467-5220 | Phone | Location |
| Centreville Elementary | (269) 467-5200 | Centreville |
| Centreville JR/SR High School | (269) 467-5210 | Centreville |
| District Phone: (269) 435-8900 | Phone | Location |
| Eastside Elementary | (269) 435-8960 | Constantine |
| Riverside Elementary | (269) 435-8950 | Constantine |
| Constantine Middle School | (269) 435-8940 | Constantine |
| Constantine High School | (269) 435-8920 | Constantine |
| Constantine Tech and Adult Education | (269) 435-9030 | Constantine |
| Phone | Location | |
| Mendon Elementary | (269) 496-2175 | Mendon |
| Mendon Middle/High School | (269) 496-8491 | Mendon |
Colleges
| Phone | Location | |
| Glen Oaks Community College | (269) 467-9945 | Centreville |
| Kalamazoo College | (269) 337-7000 | Kalamazoo |
| Kalamazoo Valley Community College | (269) 373-7800 | Kalamazoo |
| Western Michigan University | (269) 387-3248 | Kalamazoo |
Major Industries
| Company | Product | Employees | Union |
| American Axle & Manufacturing | Driveline Components | 950 | Yes |
| Armstrong | Steam/Air/Hot Water Products | 300 | No |
| Aquatic Bathware | Fiberglass Products | 200 | No |
| Metal Technologies | Metal Products | 125 | No |
| Kadant Johnson Corporation | Steam Joints | 145 | No |
| International Paper | Boxes/Cartons | 135 | Yes |