Old Jamestown, Missouri Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Old Jamestown, Missouri is 21,121 as of the 2023 American Community Survey, making it the 36th-largest city in Missouri. The median household income is $107,250, the median home value is $230,100, and the median age is 39.7.
21,121
Population
1413
People / sq mi
$107,250
Median Income
$230,100
Median Home Value
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Old Jamestown covers 14.9 sq mi of land at 1413 people per square mile.
About Old Jamestown, MO
Homeownership is the standout figure in Old Jamestown: 89.3% of homes are owner-occupied, higher than the national rate. With 21,121 residents, Old Jamestown is a city in Missouri. It ranks #36 among cities in Missouri by population.
Median household income is $107,250, above the US median of $78,538. Only 4.6% of residents live in poverty, below the national 12.4%. Median home value is $230,100, with typical rent around $1,706.
Degree attainment is mid-range for US cities: 39.5% of adults hold a four-year degree, above the national 35.0%. About 20.7% of workers primarily work from home, above the national 14.0%, and the average commute runs about 27 minutes each way.
The ownership rate anchors the housing story in Old Jamestown, and tends to move with the age structure and home-value figures above.
Race & Ethnicity
| White | 20.9% |
| Black or African American | 66.2% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 5.0% |
| Two or More Races | 0.0% |
Economy & Income
$107,250
Median Household Income
$41,867
Per Capita Income
4.6%
Poverty Rate
3.5%
Unemployment Rate
Housing
$230,100
Median Home Value
$1,706
Median Rent
89.3%
Owner-Occupied
Education
94.5%
High School+
39.5%
Bachelor's+
Commute
0.4%
Drive Alone
70.5%
Public Transit
20.7%
Work From Home
27.2 min
Avg Commute
Community Profile
19.1%
Foreign Born
94.3%
Non-English at Home
8.2%
Veterans
12.9%
With Disability
97.7%
Health Insurance
94.8%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 26.8% |
| Finance, Insurance & Real Estate | 11.8% |
| Manufacturing | 11.2% |
| Information | 9.4% |
| Public Administration | 9.3% |
| Retail Trade | 7.1% |
| Education, Health Care & Social Services | 4.7% |
| Arts, Entertainment & Food Services | 4.7% |
| Construction | 2.7% |
| Transportation & Warehousing | 1.1% |
| Agriculture & Mining | 0.1% |
Largest cities in Missouri
Largest counties in Missouri
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Metro areas in Missouri
City rankings
Frequently Asked Questions
Old Jamestown, Missouri has a population of 21,121 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 36th-largest city in Missouri.
The median household income in Old Jamestown, Missouri is $107,250, with 4.6% of residents living below the federal poverty level.
The median home value in Old Jamestown, Missouri is $230,100, with median monthly rent at $1,706 and a homeownership rate of 89.3%.
The median age in Old Jamestown, Missouri is 39.7 years. The population is 46.4% male and 53.6% female.
Old Jamestown Cdp, MO Climate
Old Jamestown Cdp, MO has an average annual temperature of 12.5°C (55°F) and receives about 969 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
12.5°C
Avg Temp
969
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -2° / 28° | 48 mm |
| February | 1° / 33° | 52 mm |
| March | 7° / 44° | 87 mm |
| April | 13° / 55° | 96 mm |
| May | 18° / 64° | 103 mm |
| June | 23° / 73° | 91 mm |
| July | 26° / 78° | 97 mm |
| August | 24° / 76° | 83 mm |
| September | 20° / 69° | 83 mm |
| October | 14° / 57° | 70 mm |
| November | 7° / 44° | 85 mm |
| December | 1° / 33° | 74 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Old Jamestown Cdp, MO
The most comfortable months to visit Old Jamestown Cdp, MO are typically September, June and August, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 31°C high). The coldest is January (near -7°C low). May is usually the wettest month.
Where to stay near Old Jamestown
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.