PlainZIP

Diamond, MO · standard

ZIP Code 64840

Newton County, Missouri - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

2,813
21/sq mi
$65,000
Median income
$225,600
Median home value
23.2%
Bachelor's or higher

The verdict

Diamond pairs a below-median household income with above-median home values, in a rural, homeowner-dominated area.

38th pct
household income, US ZIPs
Top 49%
home value, US ZIPs
21
people per sq mi
73%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 64840 against every reporting US ZIP.

ZIP code 64840 covers 132.1 square miles in Diamond, Newton County, Missouri (a standard USPS delivery area), with a modest 2,813 residents on file, a density of 21 people per square mile, in the Chicago time zone.

ZIP 64840 reports a modest median household income of $65,000 (3% below the Missouri average), while per-capita income is $31,132. Local economic indicators show a 7.7% poverty rate alongside 4.4% unemployment. On housing, the median home value is $225,600 (18% above the state average) with median rent at $705 per month, and 72.8% of occupied units are owner-occupied.

Educational attainment sits below the national norm: 23.2% of adults hold a bachelor's degree or higher, the median age is 41.8, and the average commute is 24 minutes. A geography-based comparison follows: 3 ZIP codes within about 10 miles of 64840, plus 6 more within Newton County, give a clearer read than the 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 →

Top industries in ZIP 64840

Top 5 sectors by establishment count in Diamond, MO

Which industries have the most business establishments in ZIP 64840.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

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 64840, Diamond, 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

2,813

Population

132.1

Area (sq mi)

21

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 64840?

41.8

Median Age

51.0%

Male

49.0%

Female

2.3%

Foreign-Born

White 86.6%
African American 0.4%
Asian 0.0%
American Indian or Alaska Native 2.6%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 9.4%
Hispanic or Latino 8.7%

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?

$65,000

Median Household Income

-3% vs state

$31,132

Per Capita Income

7.7%

Poverty Rate

4.4%

Unemployment Rate

24.4 min

Mean Commute Time

How ZIP 64840 ranks nationally

Diamond, MO household income vs. every US ZIP code

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

$65,000 38th percentile higher than 38% 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%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). This entry sits in this band. $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 54.1%
Bachelor's Degree or Higher 23.2%

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

What does housing look like?

1,332

Total Housing Units

1,216

Occupied Units

116

Vacant Units

2.73

Avg Household Size

Occupancy Type

Owner 72.8%
Renter 27.2%

$225,600

Median Home Value

+18% vs state

$705

Median Rent

1992

Median Year Built

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

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+3.0%

YoY Change (2024)

267

HPI Index (2000 = 100)

+167%

Total Change Since 2000

Home values in ZIP 64840 have increased 3.0% over the past year (2024). Since 2000, this ZIP has seen +167% cumulative appreciation.

Year Annual Change HPI Index
2020 -5.0% 147
2021 +15.5% 170
2022 +33.2% 227
2023 +14.6% 260
2024 +3.0% 267

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 45 business establishments in ZIP 64840, employing approximately 315 people with a combined annual payroll of $14,397,000.

45

Businesses

315

Employees

$14.4M

Annual Payroll

5

Industry Sectors

Industry Establishments % of Total
Construction 10 22.2%
Other services (except public administration) 8 17.8%
Retail trade 7 15.6%
Transportation and warehousing 7 15.6%
Wholesale trade 4 8.9%

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 64840 vs 64841 →

ZIP 64840 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 64840 ranks #2 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 64840 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 64840 ranks the highest of 4 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
64841 Duenweg, MO 384 6.2 mi
64844 Granby, MO 4,680 8.8 mi
64835 Carterville, MO 1,899 10.7 mi

More ZIP Codes in Newton County

64850 standard
Neosho, MO
Pop: 24,063
64865 standard
Seneca, MO
Pop: 5,997
64844 standard
Granby, MO
Pop: 4,680
64866 standard
Stark City, MO
Pop: 1,484
64842 standard
Fairview, MO
Pop: 829
64858 standard
Racine, MO
Pop: 166

Related Areas

Newton County Diamond, MO Missouri

Frequently Asked Questions

What county is ZIP code 64840 in? ▼
ZIP code 64840 (Diamond) is located in Newton County, Missouri. Newton County contains multiple ZIP codes, see the full list at /counties/newton-mo.
What is the population of ZIP code 64840? ▼
ZIP code 64840 in Diamond, MO has a population of 2,813 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 64840? ▼
The median household income in ZIP 64840 is $65,000, which is 15% below the national average of $76,288.
What is the average home value in ZIP 64840? ▼
The median home value in ZIP 64840 is $225,600, which is 19% below the national average of $278,155.
What is the demographic makeup of ZIP 64840? ▼
The largest racial group in ZIP 64840 is White at 86.6%. Hispanic or Latino residents make up 8.7% of the population.
How many businesses are in ZIP code 64840? ▼
ZIP code 64840 has 45 business establishments employing approximately 315 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 64840? ▼
The top industries by establishment count in ZIP 64840 are: Construction (10), Other services (except public administration) (8), Retail trade (7). There are 5 industry sectors represented in total.
How have home values changed in ZIP code 64840? ▼
According to the FHFA House Price Index, home values in ZIP 64840 increased by 3.0% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 167%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 64840? ▼
In ZIP code 64840, 54.1% of residents aged 25+ have a high school diploma or higher, and 23.2% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 64840? ▼
The mean commute time for workers in ZIP code 64840 is 24.4 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 64840? ▼
In ZIP code 64840, approximately 72.8% of occupied housing units are owner-occupied and 27.2% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 64840? ▼
The poverty rate in ZIP code 64840 is 7.7% 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.