Zip lookup · MO

64840
Diamond, Missouri.

Diamond, Newton County, MO · Joplin, MO metro · population 3,325

What it costs per month · 64840 $1,302/mo

to buy the typical home at today's mortgage rate — +$740 (+132%) since Jan 2020.

What the home itself did
1 year
Up $12,421 +5%
$235,652$248,073 since Sep 2025
5 years
Up $69,191 +39%
$178,882$248,073 since Sep 2021

Monthly payment to buy the typical home

Home value × that month's 30-year mortgage rate, 20% down, principal and interest. This is the line households feel: prices and rates compound each other.

$500 $1,000 $1,500 $2,000 2002 2006 2010 2014 2018 2022 2026 64840 $1,302 United States $1,922
$500 $1,000 $1,500 $2,000 2002 2010 2018 2026
  • 64840$1,302
  • United States$1,922

At the last five years' pace, a typical home here doubles in price every 11 years.

Typical home values in zip 64840 rose 5.3% over the past year — faster than the nation's +1.2%.

This zip spans 2 counties: Newton County, MO 87% · Jasper County, MO 13%

Zillow also publishes an index for the city itself: Diamond, MO — measured over the city limits, which is a different area from this zip.

Typical home value $248,073 as of Sep 2026
+5.3%year on year

Typical home value — 64840

Mid-tier homes, smoothed and seasonally adjusted.

$150,000 $200,000 $250,000 $300,000 $350,000 2018 2020 2022 2024 2026 64840 $248,073 Joplin $226,654 United States $366,157
$150,000 $200,000 $250,000 $300,000 $350,000 2018 2022 2026
  • 64840$248,073
  • Joplin$226,654
  • United States$366,157

Within 20 miles

Miles sorted ascending, activate to sort descending Zip activate to sort by Zip City activate to sort by City Population activate to sort by Population Rent activate to sort by Rent Home value activate to sort by Home value
5.9 64841 Duenweg 1,381 $1,499 —
8.9 64844 Granby 4,796 — $182,534
9.7 64804 Joplin 37,016 $1,348 $229,493
11.0 64801 Joplin 36,287 $983 $196,800
11.5 64850 Neosho 25,126 $1,180 $229,732
12.1 64836 Carthage 26,562 $1,175 $243,463
13.5 64862 Sarcoxie 3,173 — $266,514
14.0 64870 Webb City 16,186 $1,184 $225,649
14.2 64859 Reeds 1,212 — $284,758
14.9 64866 Stark City 1,113 — $258,234
15.5 64873 Wentworth 1,329 — $291,582
16.5 65723 Pierce City 3,123 — $211,007
17.4 64834 Carl Junction 10,586 $1,500 $258,520
18.1 64865 Seneca 5,692 — $217,309
19.6 66739 Galena 5,025 — $123,482

Coordinates and population from SimpleMaps US Zips (Basic). Rent and home values from Zillow Research.