PlainZIP

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
$53,125
Median income
$90,000
Median home value
5.2%
Bachelor's or higher

The verdict

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 Missouri average), while per-capita income is $27,106. The poverty rate stands at 18.2% and the unemployment rate at 6.4%. On housing, the median home value is $90,000 (53% below the state average) with median rent at $1,264 per month, and 83.4% of occupied units are owner-occupied.

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 -. We also surface 8 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Andrew County, so you can benchmark 64421 against its immediate geography rather than a national average alone.

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

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 64421?

45.6

Median Age

51.2%

Male

48.8%

Female

0.0%

Foreign-Born

White 94.2%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 5.8%
Hispanic or Latino 4.2%

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

$27,106

Per Capita Income

18.2%

Poverty Rate

6.4%

Unemployment Rate

How ZIP 64421 ranks nationally

Amazonia, MO household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$53,125 18th percentile higher than 18% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). This entry sits in this band. $60,000–$80,000: 9,980 US ZIPs (33%). Above this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US 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?

High School Graduate or Higher 52.6%
Bachelor's Degree or Higher 5.2%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

386

Total Housing Units

314

Occupied Units

72

Vacant Units

2.60

Avg Household Size

Occupancy Type

Owner 83.4%
Renter 16.6%

$90,000

Median Home Value

-53% vs state

$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.

residents

What this shows Among its immediate neighbors, ZIP 64421 ranks #7 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 64421 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

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.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
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

More ZIP Codes in Andrew County

64485 standard
Savannah, MO
Pop: 8,124
64436 standard
Cosby, MO
Pop: 781
64483 standard
Rosendale, MO
Pop: 709
64427 standard
Bolckow, MO
Pop: 606
64459 standard
Helena, MO
Pop: 472
64449 standard
Fillmore, MO
Pop: 451

Related Areas

Andrew County Amazonia, MO Missouri

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.

Read our methodology to see how this data is sourced, computed, and verified.