Mercer County, Illinois

Mercer County covers 561 sq mi of land and has about 15,495 residents. 13 zip codes lie mainly within it, spread across 13 cities and towns. Zip codes that only partly reach into the county are listed on each zip's own page.

Population

15,495

28/sq mi

Median household income

$74K

U.S. $81K

Median home value

$147K

U.S. $333K

Median rent

$786

U.S. $1,413

Median age

44.7

U.S. 38.9

Poverty rate

8.9%

U.S. 12.5%

Cities and towns

Zip codes in Mercer County

13 total

Zip	City	Type	Population	IncomeMedian income	Home value
61231	Aledo	Residential	4,962	$70,991	$147,600
61260	Joy	Residential	737	$41,645	$96,700
61263	Matherville	Residential	657	$86,500	$134,800
61272	New Boston	Residential	1,437	$64,167	$145,900
61276	Preemption	Residential	88	$87,750	$89,000
61279	Reynolds	Residential	1,015	$87,656	$161,500
61281	Sherrard	Residential	2,520	$102,639	$224,000
61412	Alexis	Residential	1,392	$82,143	$117,600
61442	Keithsburg	Residential	504	$48,750	$67,200
61465	New Windsor	Residential	1,192	$56,875	$127,400
61466	North Henderson	Residential	263	$73,462	$90,000
61476	Seaton	Residential	551	$88,264	$122,500
61486	Viola	Residential	1,330	$78,889	$134,800

Mercer County at a glance

Compared with the U.S.

Household income distribution

<$25k

14%

$25–50k

19%

$50–75k

17%

$75–100k

11%

$100–150k

20%

$150–200k

10%

$200k+

Highest education (adults 25+)

No diploma

High school

39%

Some college

22%

Associate's

12%

Bachelor's

14%

Graduate

How people get to work

Drove alone

79%

Carpooled

Transit

Walked

Bicycle

Worked from home

10%

Other

0.4%

At a glance

	Mercer	U.S.
Own their home	83.8%	65.2%
Bachelor's degree or higher	20.9%	35.7%
Work from home	10.1%	15.1%
Households with broadband	90.5%	91%
Without health insurance	4.6%	8.4%
Foreign-born	1.1%	14.1%
Veterans (of adults)	8.4%	6.2%
Unemployment	3.2%	5.2%
Average commute	28.1 min	26.4 min