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New Melle, MO
City in St. Charles County, Missouri. ZIP codes: 63365.
Population
452
Land area
1.7sq mi
People per sq mi
267
ZIP codes
1
New Melle and its ZIP codes
New Melle at a glance
- New Melle is about 3 times as dense as Missouri as a whole.
Local data for New Melle, MO
Counts from official public data
Economy and federal money
Jobs, pay, income and spending are for St. Charles County. PPP loans are for New Melle.
Unemployment rate
3.3%
Aug 2026, -0.3 pts in a year
Average annual pay
$62,680
162,655 jobs, 2025
Income per person
$71,954
BEA, 2024
Federal spending
$2.53B
FY 2026, $6,244 per person
PPP loans
$2.14M
11 loans, 166 jobs reported
Environment and hazard risk
New Melle, MO, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Moderate
Top: strong wind
Storm events since 1996
865
Countywide, mostly thunderstorm wind
Flood insurance policies
1,076
0.8% of homes, county
July high / Jan low
88° / 21°F
44.4 inches of rain a year
Hazards, floods and storm historyCheck a flood zone2 historic places
Health statistics
Share of adults in New Melle, MO, CDC PLACES estimates
Obesity
34.4%
U.S. 33.3% +1.1 pts
Diabetes
12.4%
U.S. 12.1% about the same
Smoking
11.5%
U.S. 12.8% -1.3 pts
Uninsured (18-64)
5.6%
U.S. 11.1% -5.5 pts
ZIP codes in New Melle
1 in or overlapping New Melle. Population shown
Cities near New Melle
| Name | Distance | Land area (sq mi) |
|---|---|---|
| Lake St. LouisCity | 6.3 mi | 8.5 |
| WentzvilleCity | 7 mi | 21.7 |
| DefianceCensus-designated place | 7.8 mi | 1 |
| ForistellCity | 8 mi | 6.1 |
| Dardenne PrairieCity | 9 mi | 5.3 |
| JosephvilleVillage | 9 mi | 2.9 |
| O'FallonCity | 9.3 mi | 30.6 |
| Flint HillCity | 9.9 mi | 2.7 |
| InnsbrookVillage | 10 mi | 10 |
| Weldon Spring HeightsTown | 10 mi | 0.1 |
| AugustaTown | 11 mi | 0.9 |
| MarthasvilleCity | 11 mi | 0.9 |
| Wright CityCity | 12 mi | 6.1 |
| CottlevilleCity | 12 mi | 4.7 |
| St. PaulCity | 12 mi | 7.2 |
| Three CreeksVillage | 12 mi | 4.8 |
Frequently asked questions
- What county is New Melle, MO in?
- New Melle is in St. Charles County, Missouri.
- What ZIP codes are in New Melle, MO?
- ZIP codes in or overlapping New Melle include 63365.
- What is the population of New Melle, MO?
- About 452 people live in New Melle, based on American Community Survey 5-year estimates.
- What cities are near New Melle?
- Nearby places include Lake St. Louis (6.3 mi), Wentzville (7 mi), Defiance (7.8 mi), Foristell (8 mi), Dardenne Prairie (9 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023