- Location: Franklin County, Missouri
- Legal status: Fourth-class city
- Population: 5,482 (Change since 1990: +26.0%)
- Founded: November 29, 1852 as Franklin
- Previously known as: Franklin
- Located along I-44 near the St. Louis County line
- Latitude: 38°28'55" N (+38.4819)
- Longitude: 90°44'29" W (-90.7414)
- Civil township: Boles
- Land area: 5.4 square miles
- Water area: 0.01 square miles (4.0 acres)
As the crow flies, Pacific is...
Timeline
- Nov. 29, 1852
- Franklin laid out
- Feb. 18, 1859
- State Legislature approves an act renaming Franklin to Pacific and incorporating it
| Year | Population | Percent change |
|---|
| 1900 | 1,213 | -- |
| 1910 | 1,418 | +16.9% |
| 1920 | 1,275 | -10.1% |
| 1930 | 1,456 | +14.2% |
| 1940 | 1,687 | +15.9% |
| 1950 | 1,985 | +17.7% |
| 1960 | 2,795 | +40.8% |
| 1970 | 3,247 | +16.2% |
| 1980 | 4,410 | +35.8% |
| 1990 | 4,350 | -1.4% |
| 2000 | 5,482 | +26.0% |