With 115 people, Belknap is a city in Illinois. The median age is 50.5, about 12 years above the US median. People stay put here: 47% were in the same home a year ago. The typical home is worth $40,700, having more than doubled since 2000. 0% of people here were born outside the United States. About 25% of adults have finished a four-year degree.
At a glance
Lower income
median household income $67,500, below the US median
US median: $82,259
Older
median age 50.5
US median: 38.9
Less educated
25% hold a bachelor's degree
US average: 36%
Less affordable
home values up 28%, inflation adjusted
US median home: $376,019
Unique to this place
What stands out about Belknap
What changed most since 1990
Poverty rate41.7% → 6.1%(−35.6 pts)US over the same years: −0.8 pts
Median household income (2024 dollars)$27,001 → $67,500(+150%)US over the same years: +14%
Median age29.5 → 50.5(+21.0 years)US over the same years: +6.0 years
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans
Veterans by period of service, 2024
Gulf War (2001 or later)0%(0)
US avg: 26.4%
Gulf War (1990s)0%(0)
US avg: 24.3%
Vietnam era28.6%(2)
US avg: 33.1%
Korean War0%(0)
US avg: 4.5%
World War II0%(0)
US avg: 1%
Share of the 7 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Over time
Belknap, decade by decade
Belknap population, inflation-adjusted income and home value, education, and diversity by year
Year
Population
Median household income
Median home value
Bachelor's degree+
Diversity score
1990
144
$27,001
$35,999
0.0%
0.0
2000
133
$46,680
$31,879
3.6%
28.5
2010
104
$44,955
$63,585
0.0%
7.1
2020
88
$51,512
$61,450
23.8%
10.9
2024
115
$67,500
$40,700
24.5%
8.4
Census years come from the decennial census and the latest year from the American Community Survey, so part of any change between those two rows can reflect the different surveys. Dollar figures are adjusted for inflation to 2024 dollars; a figure ending in "+" was at the Census Bureau's reporting cap that year. The diversity score runs from 0 to 100; see how it's calculated.
