Median Income $79,911

6% higher than US avg

Home Value $154,800

45% lower than US avg

Bachelor's+ 22.7%

33% lower than US avg

Median Rent $856

26% lower than US avg

Obesity Rate 36.6%

14% higher than US avg

Unemployment 0.9%

75% lower than US avg

Poverty Rate 5.3%

57% lower than US avg

How Mark Compares to the U.S. Average (100% = U.S. avg)

People

Population522

Median Age45.0 yrs

Density488/mi²

Male / Female61% / 39%

Largest GroupWhite 100%

Veterans8.0%

Economy

A+

Median Income$79,911

Per Capita$40,987

Unemployment0.9%

Poverty5.3%

County GDP$428M

Commute21 min

Housing

A+

Home Value$154,800

Rent$856

OwnershipN/A

Housing Units259

Rent Burden19.1%

Health

Obesity36.6%

Uninsured7.8%

Smoking14.8%

Depression24.1%

Heart Disease5.4%

Climate

Avg Temp51°F (11°C)

AQI43 (Good)

Sunny Days282/yr

Elevation690 ft (210 m)

Education

C+

Bachelor's+22.7%

High School+98.2%

Graduate+5.5%

School Score5.34

Community

2024 VoteR 60% / D 38%

Commute21 min

Broadband92.0%

Libraries6

Is Mark a Good Place to Live?

Based on current data, Mark receives an overall livability score of 4.1 out of 5.0, earning a grade of A. Key strengths include low unemployment, affordable housing, abundant sunshine, a low poverty rate. Mark stands out as an excellent place to live, with strong marks across most quality-of-life indicators.

Economy & Jobs

The median household income in Mark is $79,911, roughly in line with the national average of $75,149. The job market is very strong with unemployment at just 0.9%. Only 5.3% of residents live below the poverty line, well below the national rate of 12.4%. Workers commute an average of 21 minutes.

Cost of Living & Housing

The median home value in Mark is $154,800, 45% below the national median — offering relatively affordable homeownership. Renters pay a median of $856 per month, below the national average — a plus for affordability. At just 1.9x median income, home prices are very affordable relative to local earnings.

Education

22.7% of residents hold a bachelor's degree, below the national average of 33.7%. 98.2% have completed high school. Area schools have an average test score of 5.3/10.

Climate & Weather

Mark experiences four distinct seasons with an average temperature of 51°F. Winters average 24°F in January while summers reach 75°F in July. With 282 sunny days per year, residents enjoy well above the national average of sunshine. Air quality is rated Good with a median AQI of 43.

Mark has a population of 522 with a density of 488 people per square mile. The median age is 45.0 years, 16% older than the national median of 38.9. The city is predominantly White (100%).

Population

522

Total Population

488

People / sq mi

45.0yrs

Median Age

16% above US avg

1.1mi²

Land Area

Gender Distribution

Male 61.1%

Female 38.9%

Race & Ethnicity

Mark vs U.S. Average

Language Spoken at Home

English Only	97.8%
	25% above US avg
Spanish	2.2%
	84% below US avg

Social Characteristics

Mark vs U.S. Average

The median household income in Mark is $79,911, which is 6% above the national average of $75,149. The unemployment rate is 0.9% (below the 3.6% US average). 5.3% of residents live below the poverty line. Workers commute an average of 21 minutes.

Income: Mark vs U.S.

Commute Mode

Income

Median HH Income	$79,911
	6% above US avg
Per Capita Income	$40,987
Avg Weekly Wage	$1,339
IRS Avg AGI	$74,934

Employment & Poverty

Unemployment	0.9%
	75% below US avg
Poverty Rate	5.3%
	57% below US avg
Establishments (County)	165
County GDP	$428M

Business (County)

Restaurants	10
Healthcare	4
Retail	13
Manufacturing	9

Tax & Cost of Living

Property Tax (IRS)	$4,588
	31% above US avg
Cost of Living	100.00 (100=avg)
Effective Tax Rate	2.96%

Commute & Transportation

Commute Time	21.4 min
Drive Alone	85.3%
Public Transit	0.0%
Work from Home	5.4%

Walkability

The median home value in Mark is $154,800, 45% below the national average. Monthly rent averages $856 (26% below US avg).

Home Value Sources

Ownership Split

Home Values

Census Median	$154,800
	45% below US avg

Real Estate Market (Redfin)

Rental Costs

Census Median Rent	$856
	26% below US avg
Rent Burden	19.1%

HUD Fair Market Rent

Studio	$774
1 Bedroom	$854
2 Bedrooms	$1,063
3 Bedrooms	$1,370
4 Bedrooms	$1,561

Ownership & Property

Owner-Occupied	75.7%
Housing Units	259
Median Year Built	1976

Property Tax

Avg Tax (IRS)	$4,588
	31% above US avg
Effective Rate	2.96%

In Mark, 36.6% of adults are obese (above the 32.1% national rate). 7.8% of residents lack health insurance. 14.8% are current smokers. 24.1% report depression. 21.5% are physically inactive.

Health Metrics: Mark vs U.S. Average (%)

Chronic Conditions

Obesity	36.6%
	14% above US avg
Diabetes	9.2%
Heart Disease	5.4%
High Blood Pressure	30.1%
Asthma	10.6%
COPD	6.4%
Cancer	7.3%
Stroke	2.8%

Behaviors & Mental Health

Smoking	14.8%
	6% above US avg
Binge Drinking	20.9%
Physical Inactivity	21.5%
Depression	24.1%
Mental Distress	18.8%
Physical Distress	12.5%
Short Sleep	34.4%

Healthcare Access

Insurance Rate	98.5%
Uninsured	7.8%
	9% below US avg
Primary Care	1:5,566
Dentists	1:2,786
Checkup Rate	75.2%
Dental Visits	67.0%
Premature Death	7,768/100K

Food & Exercise

Food Environment	8.9/10
Exercise Access	37.5%
Healthcare Facilities	4

Mark has an average annual temperature of 51°F (11°C). Winters average 24°F in January while summers reach 75°F in July. The area enjoys 282 sunny days per year. Air quality is rated Good with a median AQI of 43.

Temperature

24°F Jan (-5°C) 75°F Jul (24°C)

Annual Average	51.0°F
	6% below US avg
January Average	24°F (-5°C)
July Average	75°F (24°C)
Sunny Days	282 days/yr

Precipitation & Snow

Air Quality

AQI Median	43.0
Rating	Good

Geography

Elevation	690 ft (210 m)
Area	1.1 sq mi (2.8 km²)
Population Density	488/sq mi
Coordinates	41.2623°N, 89.2550°W
Timezone	America/Chicago
County FIPS	17155

It is classified as Nonmetro — Rural, adjacent. 22.7% of residents hold a bachelor's degree or higher (33% below US avg). In the 2024 election, the county voted Republican by a 22.8-point margin. 92.0% of households have broadband internet.

2024 Presidential Election (County)

R 60.5%

D 37.7%

Winner: Republican by 22.8 points

Education

Bachelor's Degree+	22.7%
	33% below US avg
High School+	98.2%
Graduate Degree+	5.5%
School Test Score	5.34

C+ Education Grade (2.8/5.0)

Urban-Rural Classification

RUCC Code 8	Nonmetro — Rural, adjacent
Population Density	488/sq mi
Total Area	1.1 sq mi

Infrastructure & Services

Broadband Access	92.0%
Public Libraries	6
Healthcare Facilities	4
Restaurants	10
Retail Stores	13

Safety & Disasters

Commute & Transportation

Avg Commute	21.4 min
Drive Alone	85.3%
Public Transit	0.0%
Work from Home	5.4%

Mark, IL

How Mark Compares to the U.S. Average (100% = U.S. avg)

People

Economy

Housing

Health

Climate

Education

Community

Is Mark a Good Place to Live?

Economy & Jobs

Cost of Living & Housing

Education

Climate & Weather

Population

Gender Distribution

Race & Ethnicity

Mark vs U.S. Average

Language Spoken at Home

Social Characteristics

Mark vs U.S. Average

Income: Mark vs U.S.

Commute Mode

Income

Employment & Poverty

Business (County)

Tax & Cost of Living

Commute & Transportation

Walkability

Home Value Sources

Ownership Split

Home Values

Real Estate Market (Redfin)

Rental Costs

HUD Fair Market Rent

Ownership & Property

Property Tax

Health Metrics: Mark vs U.S. Average (%)

Chronic Conditions

Behaviors & Mental Health

Healthcare Access

Food & Exercise

Temperature

Precipitation & Snow

Air Quality

Geography

2024 Presidential Election (County)

Education

Urban-Rural Classification

Infrastructure & Services

Safety & Disasters

Commute & Transportation

Nearby Cities