AllendaleMOPostOffice, 2025
Allendale’s story
171 years in pictures
Census counts: 243 in 1910, 48 in 2020. The archive holds 2 old photos and papers going back to 2004 and 2 maps from 1943 on.
- 1855Allendale is platted
AllendaleMO
A town of 48, platted in 1855.
Population
48
2025 Census estimate · −2% since 2020
Median home value
$231K
Census ACS
Household income
$73K
median
Median age
60.0
years
Land area
1 sq mi
Is Allendale a good place to live?
Allendale’s age of the median resident is 60 years, above both the Missouri town median (38.5 years) and the median of U.S. towns (40.5 years). Of the 248 Missouri towns we compare, none has a lower typical July afternoon high than Allendale. Allendale has fewer than 1,000 residents, too few for fair grades; the figures below are still real.
Small town
48 people, and everyone knows the way
In a town this size, neighbors are the best guide. Ask them anything.
Nearby towns
Getting set up
The full setup list →Moving to Allendale: who provides what
Who provides power, water and the rest in Allendale, and how to reach them.
PowerEvergy12.1¢/kWh · EIA 2025HIFLD · EIA
WaterWorth County Pwsd 1No health-based violations in 5 years · EPAEPA
Internet5 providers100% of addresses get 100/20 MbpsFCC
Trash & dumpNot on file yetWe don’t have Allendale’s trash rules yet
Register to voteOnlineIn Missouri you can register online until 27 days before Election Day, in person until 27 days before Election Day, or by mail (postmarked 27 days before).vote.govWho runs elections hereWorthWorth County; contacts on the Handbook page.FVAP, Aug 2019
ZIP codes64420, 6445664420 94% · 64456 6%Census 2020
EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Nov 18, 2024.
The data
Ordered by what stands out in Allendale.
Climate
In Allendale, expect four seasons and pleasant summers
Of the 248 Missouri towns we compare, none has a lower January low than Allendale. July afternoons reach 86°, January nights drop to 15° and about 21 inches of snow falls in a winter.
21″snow a winter
Typical low → high °F
Winter18–37°
Spring40–62°
Summer63–84°
Fall42–64°
Oct 14
typical first frost
Apr 24
typical last frost
+0.9°
vs. the 20th-century average
NOAA U.S. Climate Normals, 1991–2020
Natural hazards
Top of a high hazard risk in Allendale: heat waves
On expected storm and flood damage, Allendale sits above 61% of U.S. communities. Of the losses FEMA expects here, 53% come from heat waves and 16% from inland flooding. Federal disaster aid has reached households in Allendale once, in 2007.
61risk score of 100
FEMA risk score
Heat wavesInland floodingDrought
1
federal disasters paid out here
FEMA disaster declarations and aid · FEMA National Risk Index · OpenFEMA
Keep exploring
Everything we know about Allendale
15pages on Allendale
The big questions
Out and about
After high school
Colleges nearby
None within 15 miles of Allendale; the nearest are
Graceland University-LamoniUniversity or college · Private nonprofit · Lamoni, IA21.1 mi$20,950 tuitionNorthwest Missouri State UniversityUniversity or college · Public · Maryville32.6 mi$10,611 in-state tuitionSouthwestern Community CollegeCommunity college · Public · Creston, IA40.9 mi$8,064 in-state tuition
About 0 of every 100 Allendale residents are enrolled in college, against 6 across Missouri.
About Allendale
Town in Worth County, Missouri, United States
Allendale is a town in eastern Worth County, Missouri, United States. The population was 48 at the 2020 census.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
- Established
- 1928
- Area
- 0.6 sq mi
- Elevation
- 1,056 ft
- ZIP code
- 64420
Questions about Allendale
Short answers, built from the data on this page.
Is Allendale, MO a good place to live?
Allendale has fewer than 1,000 residents, too few for fair grades; the figures below are still real.