ZIP code 64421: Amazonia, MO
64421 is a ZIP code in Amazonia, Missouri, mainly in Andrew County, part of the St. Joseph, MO-KS metro area. About 817 people live here.
- Population
- 817
- Median household income
- $53,125
- Typical home value
- $184,600+5.2% in 12 months
- Median rent
- $1,264gross, per month
- Median age
- 45.6
- Homeowners
- 83.4%of occupied homes
Shaded: ZIP code 64421's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 64421 details
| City | Amazonia |
|---|---|
| State | Missouri |
| County | Andrew County |
| Metro area | St. Joseph, MO-KS |
| Time zone | Central Time (UTC−6), observes daylight saving time |
| Type | Standard (delivery area) |
| Land area | 24.5 sq mi, plus 0.7 sq mi of water |
| Population density | 33 people per sq mi |
| Bachelor's degree or higher | 5.2% of adults 25+ |
| Average commute | 26.1 minutes |
| Center coordinates | 39.90836, -94.92760 |
ZIP codes near 64421
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 64485 | Savannah, MO | 6.7 mi | 7,998 |
| 64505 | Saint Joseph, MO | 7.0 mi | 14,107 |
| 66090 | Wathena, KS | 8.7 mi | 2,380 |
| 64473 | Oregon, MO | 9.3 mi | 1,285 |
| 64449 | Fillmore, MO | 9.6 mi | 491 |
| 64483 | Rosendale, MO | 10.2 mi | 591 |
| 66024 | Elwood, KS | 10.3 mi | 815 |
| 64506 | Saint Joseph, MO | 10.5 mi | 21,461 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Buying a home in 64421?
A typical home in ZIP code 64421 is worth about $184,600 (Zillow Home Value Index). The median household here earns $53,125 a year. See what buying here would cost per month, with Missouri average taxes and insurance filled in.
Monthly payment for a $184,600 homeWhat can a $53,125 income afford?Rental property numbers
About ZIP code 64421
What city is ZIP code 64421?
ZIP code 64421 is in Amazonia, MO, in Andrew County.
What county is ZIP code 64421 in?
64421 is mainly in Andrew County, Missouri.
What is the population of ZIP code 64421?
About 817 people live in ZIP code 64421, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 64421 in?
64421 is in Central Time (UTC−6). It observes daylight saving time.