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Callao, MO
City in Macon County, Missouri.
Population
263
Land area
0.5sq mi
People per sq mi
509
ZIP codes
0
Callao and its ZIP codes
Callao at a glance
- Callao is about 5.7 times as dense as Missouri as a whole.
Local data for Callao, MO
Counts from official public data
Economy and federal money
Jobs, pay, income and spending are for Macon County. PPP loans are for Callao.
Unemployment rate
4.2%
Aug 2026, -0.6 pts in a year
Average annual pay
$45,561
4,823 jobs, 2025
Income per person
$52,966
BEA, 2024
Federal spending
$114M
FY 2026, $7,479 per person
Environment and hazard risk
Callao, MO, from FEMA, NOAA and EPA
Natural hazard risk
Very Low
Top: landslide
Storm events since 1996
349
Countywide, mostly hail
Flood insurance policies
4
0.0% of homes, county
July high / Jan low
88° / 19°F
41.9 inches of rain a year
Hazards, floods and storm historyCheck a flood zone1 historic places
Health statistics
Share of adults in Callao, MO, CDC PLACES estimates
Obesity
36.0%
U.S. 33.3% +2.7 pts
Diabetes
13.2%
U.S. 12.1% +1.1 pts
Smoking
20.0%
U.S. 12.8% +7.2 pts
Uninsured (18-64)
9.3%
U.S. 11.1% -1.8 pts
Cities near Callao
| Name | Distance | Land area (sq mi) |
|---|---|---|
| BevierCity | 3.4 mi | 1 |
| New CambriaCity | 6.7 mi | 0.7 |
| MaconCity | 8.2 mi | 6.1 |
| EthelTown | 11 mi | 0.2 |
| ExcelloCensus-designated place | 12 mi | 0.3 |
| AtlantaCity | 12 mi | 0.3 |
| ElmerCity | 13 mi | 0.3 |
| BucklinCity | 14 mi | 1.2 |
| JacksonvilleVillage | 15 mi | 0.1 |
| MarcelineCity | 17 mi | 3.3 |
| Prairie HillCensus-designated place | 18 mi | 0.5 |
| South GiffordVillage | 18 mi | 0.2 |
| ClarenceCity | 19 mi | 1.2 |
| La PlataCity | 20 mi | 1.6 |
| St. CatharineCensus-designated place | 20 mi | 0.7 |
| CairoVillage | 20 mi | 0.3 |
Frequently asked questions
- What county is Callao, MO in?
- Callao is in Macon County, Missouri.
- What is the population of Callao, MO?
- About 263 people live in Callao, based on American Community Survey 5-year estimates.
- What cities are near Callao?
- Nearby places include Bevier (3.4 mi), New Cambria (6.7 mi), Macon (8.2 mi), Ethel (11 mi), Excello (12 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023