Flint Hill ZIP codes, Missouri
No ZIP code is named for Flint Hill, MO; addresses there use a neighbouring town's name. 2 ZIP codes cover it: 63385 and 63348. Its area code is 636.
- USPS city name
- 0 ZIP codes
- Overlapping the city
- 2 more
- Population
- 583
- Area code
- 636
- County
- St. Charles County
- State
- Missouri
NANPA lists no telephone rate centre for Flint Hill itself, so these are the area codes of the nearest one, Wentzville (0.0 miles). A town on an area-code boundary can differ from its neighbour.
Flint Hill in numbers
About 583 people live in Flint Hill, in 263 households. The median household income is $130,208 a year, 84% above the Missouri median of $70,702 (US: $80,734). The median owner-occupied home is valued at $475,500 (2.1 times the Missouri median), and median gross rent is $1,611 a month. The median age is 51.9; 32.6% of adults 25 and over hold a bachelor's degree or higher (32.4% across Missouri); the average commute takes 28 minutes.
| Population | 583 |
|---|---|
| Households | 263 |
| Median age | 51.9 |
| Median household income | $130,208 |
| Median home value | $475,500 |
| Median gross rent | $1,611 |
| Bachelor's degree or higher | 32.6% |
| Mean commute | 27.5 min |
| Population density | 213 / sq mi |
U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Flint Hill city. Survey estimates carry margins of error, wider for small places. Sources and methods.
ZIP codes covering Flint Hill
These ZIP codes cover part of Flint Hill but are addressed as somewhere else.
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
63348 | Foristell , MO | Standard | 10,394 | $115,661 | $386,200 |
63385 | Wentzville , MO | Standard | 51,330 | $112,199 | $347,200 |
Map of Flint Hill ZIP codes
The ZIP codes of Flint Hill, MO, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Towns near Flint Hill
The nearest larger towns are Wentzville (47,061 people, 3.3 mi), Josephville (664 people, 4.9 mi) and Foristell (1,096 people, 5.9 mi).
| Town | Population | Distance |
|---|---|---|
| Wentzville | 47,061 | 3.3 mi |
| Moscow Mills | 3,823 | 6.3 mi |
| St. Paul | 3,456 | 7.0 mi |
| Lake St. Louis | 18,066 | 7.3 mi |
| Troy | 13,947 | 9.1 mi |
| Wright City | 5,240 | 9.3 mi |
| O'Fallon | 93,801 | 9.7 mi |
| Dardenne Prairie | 13,503 | 11.8 mi |
| Cottleville | 5,937 | 13.7 mi |
| Warrenton | 9,066 | 14.8 mi |
| St. Peters | 59,092 | 15.2 mi |
| Weldon Spring | 5,310 | 15.8 mi |
| St. Charles | 71,508 | 19.6 mi |
| Chesterfield | 49,574 | 21.2 mi |
More nearby: every ZIP code in St. Charles County · Missouri ZIP codes
Cite this page
zipcodes.pro. “Flint Hill, MO ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/mo/flint-hill
Underlying data is public domain or openly licensed — sources, vintages and licences.