- Location: Franklin County, Missouri
- Legal status: Fourth-class city
- Population: 1,867 (Change since 1990: +6.3%)
- Founded: 1856
- Previously known as: Millers Landing
- Latitude: 38°36'30" N (+38.6083)
- Longitude: 91°13'08" W (-91.2189)
- Public Land Survey: T. 45 N., R. 3 W., Sec. 36
- Civil township: New Haven
- Land area: 2.9 square miles
- Water area: 0.15 square miles (96.4 acres)
As the crow flies, New Haven is...
Previous names
Originally named Miller's Landing after Philip Miller, an
early settler
| Year | Population | Percent change |
|---|
| 1900 | 883 | -- |
| 1910 | 855 | -3.2% |
| 1920 | 805 | -5.8% |
| 1930 | 876 | +8.8% |
| 1940 | 1,002 | +14.4% |
| 1950 | 1,009 | +0.7% |
| 1960 | 1,223 | +21.2% |
| 1970 | 1,474 | +20.5% |
| 1980 | 1,581 | +7.3% |
| 1990 | 1,757 | +11.1% |
| 2000 | 1,867 | +6.3% |