Amazonia, MO · standard
ZIP Code 64421
Andrew County, Missouri - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 952
- 13/sq mi Moderate-density area
- $53,125
- Median income Below-median income area
- $90,000
- Median home value Below-median home value
- 5.2%
- Bachelor's or higher Below-average bachelor's attainment
National ZIP placement
Amazonia pairs one of the lowest household incomes in the country with among the most affordable home values nationally, in a rural, homeowner-dominated area.
- 18th pct
- household income, US ZIPs
- 7th pct
- home value, US ZIPs
- 13
- people per sq mi
- 83%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 64421 against every reporting US ZIP.
ZIP code 64421 is a sparsely populated ZIP (a standard USPS delivery area) in Amazonia, Andrew County, Missouri, home to just 952 residents across 71.6 square miles, a density of 13 people per square mile, in the Chicago time zone.
ZIP 64421 reports a modest median household income of $53,125 (21% below the average Missouri ZIP), while per-capita income is $27,106. The poverty rate is 18.2%, with unemployment at 6.4%; those measures add context to the income figure. Home values sit below the statewide ZIP benchmark: the median is $90,000 (53% below the average Missouri ZIP), and median rent is $1,264; owner occupancy is 83.4%.
Formal educational attainment runs low here: just 5.2% of adults hold a bachelor's degree or higher, the median age is 45.6, and the average commute is -. The page also surfaces 8 ZIP codes within roughly 10 miles and 6 more in Andrew County, so 64421 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 64421, Amazonia, MO · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
952
Population
71.6
Area (sq mi)
13
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 64421?
45.6
Median Age
51.2%
Male
48.8%
Female
0.0%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$53,125
Median Household Income
-21% vs state ZIP avg
$27,106
Per Capita Income
18.2%
Poverty Rate
6.4%
Unemployment Rate
How ZIP 64421 ranks among Missouri ZIPs
Amazonia, MO household income vs. every Missouri ZIP code
Median household income among 948 reporting Missouri ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$53,125 28th percentile higher than 28% of 948 Missouri ZIPs
Each bar is a $20K-wide band; taller bars hold more Missouri ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
386housing units
386
Total Housing Units
314
Occupied Units
72
Vacant Units
2.60
Avg Household Size
Occupancy Type
$90,000
Median Home Value
-53% vs state ZIP avg
$1,264
Median Rent
1992
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 6 business establishments in ZIP 64421, employing approximately 17 people with a combined annual payroll of $852,000.
6
Businesses
17
Employees
$852K
Annual Payroll
0
Industry Sectors
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 64421 vs 64485 →
ZIP 64421 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 64506
Saint Joseph (64506)
24,030 residents
- 64505
Saint Joseph (64505)
13,161 residents
- 64501
Saint Joseph (64501)
12,503 residents
- 64485 8,124
Savannah (64485)
8,124 residents
- 66090 2,520
Wathena (66090)
2,520 residents
- 64473 1,457
Oregon (64473)
1,457 residents
- 64421 952
Amazonia (64421)
952 residents
- 64483 709
Rosendale (64483)
709 residents
- 64449 451
Fillmore (64449)
451 residents
What this shows Among its immediate neighbors, ZIP 64421 ranks #7 by population - useful context the national average alone can't give.
ZIP 64421 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 66090
Wathena (66090)
$87,025 median income
- 64483
Rosendale (64483)
$73,750 median income
- 64505
Saint Joseph (64505)
$73,298 median income
- 64449
Fillmore (64449)
$71,667 median income
- 64485
Savannah (64485)
$67,929 median income
- 64506
Saint Joseph (64506)
$65,573 median income
- 64473
Oregon (64473)
$63,313 median income
- 64421
Amazonia (64421)
$53,125 median income
- 64501
Saint Joseph (64501)
$46,731 median income
What this shows By household income, ZIP 64421 ranks #8 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 64485 | Savannah, MO | 8,124 | 6.9 mi |
| 66090 | Wathena, KS | 2,520 | 9.1 mi |
| 64505 | Saint Joseph, MO | 13,161 | 7.1 mi |
| 64449 | Fillmore, MO | 451 | 9.3 mi |
| 64473 | Oregon, MO | 1,457 | 9.0 mi |
| 64483 | Rosendale, MO | 709 | 10.4 mi |
| 64501 | Saint Joseph, MO | 12,503 | 11.2 mi |
| 64506 | Saint Joseph, MO | 24,030 | 11.0 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 64421, both outside MO so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Andrew County
Related Areas
Frequently Asked Questions
What county is ZIP code 64421 in?
ZIP code 64421 (Amazonia) is located in Andrew County, Missouri. Andrew County contains multiple ZIP codes, see the full list at /counties/andrew-mo.
What is the population of ZIP code 64421?
ZIP code 64421 in Amazonia, MO has a population of 952 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 64421?
The median household income in ZIP 64421 is $53,125, which is 30% below the national average of $76,288.
What is the average home value in ZIP 64421?
The median home value in ZIP 64421 is $90,000, which is 68% below the national average of $278,155.
What is the demographic makeup of ZIP 64421?
The largest racial group in ZIP 64421 is White at 94.2%. Hispanic or Latino residents make up 4.2% of the population.
How many businesses are in ZIP code 64421?
ZIP code 64421 has 6 business establishments employing approximately 17 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 64421?
In ZIP code 64421, 52.6% of residents aged 25+ have a high school diploma or higher, and 5.2% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 64421?
In ZIP code 64421, approximately 83.4% of occupied housing units are owner-occupied and 16.6% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 64421?
The poverty rate in ZIP code 64421 is 18.2% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 64421's numbers, next.
- See how ZIP 64421 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Amazonia, MO ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.