| Official Name: | New Hamburg, Missouri |
| Settlement Type: | Census-Designated Place |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Missouri |
| Subdivision Type2: | County |
| Subdivision Name2: | Scott |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 2.33 |
| Area Land Km2: | 2.30 |
| Area Water Km2: | 0.03 |
| Area Total Sq Mi: | 0.90 |
| Area Land Sq Mi: | 0.89 |
| Area Water Sq Mi: | 0.01 |
| Population As Of: | 2020 |
| Population Total: | 218 |
| Population Density Km2: | 94.80 |
| Population Density Sq Mi: | 245.50 |
| Elevation Ft: | 338 |
| Blank Name: | FIPS code |
| Blank Info: | 29-51842 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 731624 |
New Hamburg is an unincorporated community in Scott County, in the U.S. state of Missouri.
New Hamburg was originally called Hamburg, and under the latter name was platted in 1866.[2] The community was named after Hamburg, in Germany, the native land of a large share of the first settlers.[3] A post office called New Hamburg was established in 1874, and remained in operation until 1972.[4]