Hancock County vs Piatt County

A side-by-side comparison of Hancock County and Piatt County: population, income, housing, and more.

Hancock County and Piatt County are counties in Illinois. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Hancock County has the higher population (17,434 vs 16,702 in Piatt County). Piatt County has the higher median household income ($87,516 vs $65,044 in Hancock County). Piatt County has the higher median home value ($173,200 vs $108,400 in Hancock County).

Population, income & housing

	Hancock County	Piatt County
Population	17,434	16,702
Median age	46.3 yrs	42.5 yrs
Median household income	$65,044	$87,516
Median home value	$108,400	$173,200
Median gross rent	$755	$950
Housing units	8,959	7,380
Homeownership rate	81.3%	85.4%
Bachelor's degree or higher	24.2%	31.9%
Unemployment rate	4.4%	3.3%

Trends (ACS 5-year, 2019–2023)

	Hancock County	Piatt County
Population	17,983 → 17,434 (-3.1%)	16,401 → 16,702 (+1.8%)
Median household income	$52,561 → $65,044 (+23.7%)	$70,849 → $87,516 (+23.5%)
Median home value	$85,600 → $108,400 (+26.6%)	$138,600 → $173,200 (+25.0%)
Median gross rent	$617 → $755 (+22.4%)	$851 → $950 (+11.6%)

Hancock County

Population

17,98317,434

Median household income

$52,561$65,044

Median home value

$85,600$108,400

Median gross rent

$617$755

Piatt County

Population

16,40116,702

Median household income

$70,849$87,516

Median home value

$138,600$173,200

Median gross rent

$851$950

Age & race/ethnicity

Age distribution (share)

	Hancock County	Piatt County
Under 5	4.9%	5.2%
5 to 17	16.2%	16.7%
18 to 24	6.7%	6.8%
25 to 34	10.0%	11.0%
35 to 44	11.0%	12.8%
45 to 54	11.6%	12.3%
55 to 64	15.7%	14.7%
65 to 74	13.7%	11.9%
75 and over	10.2%	8.5%

Race & ethnicity (share)

	Hancock County	Piatt County
White (non-Hispanic)	94.6%	95.1%
Black or African American	0.8%	1.5%
American Indian & Alaska Native	0.1%	0.0%
Asian	0.3%	0.2%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.1%	0.2%
Two or more races	2.2%	1.5%
Hispanic or Latino	2.0%	1.6%

Educational attainment (age 25+)

Share of adults 25+

	Hancock County	Piatt County
No high school diploma	6.0%	4.0%
High school graduate	33.8%	33.2%
Some college or associate's	36.0%	31.0%
Bachelor's degree	17.1%	20.6%
Graduate or professional degree	7.1%	11.3%

Commute to work

How workers get to work (share)

	Hancock County	Piatt County
Drove alone	82.9%	85.1%
Carpooled	5.7%	5.8%
Public transit	0.2%	0.3%
Walked	2.6%	1.5%
Bicycle	0.0%	0.0%
Worked from home	7.9%	6.9%
Other means	0.6%	0.5%

Housing

Units in structure (share)

	Hancock County	Piatt County
1-unit, detached	82.4%	85.8%
1-unit, attached	0.8%	5.0%
2 to 4 units	7.1%	3.3%
5 to 19 units	3.6%	2.0%
20 or more units	0.5%	1.7%
Mobile home & other	5.6%	2.2%

Poverty & households

	Hancock County	Piatt County
Poverty rate	12.7%	5.9%
Average household size	2.29	2.42
Mean commute (minutes)	24	24
Median year structure built	1963	1972