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Rochester, IL

Full City Profile · Illinois · Sangamon County County

4.0 /5.0
A Great
3,784 Population 1,412/sq mi density
$112,689 Median Income $47,562 per capita
$241,900 Home Value $286,124 Zillow
$1,333 Median Rent 22.5% income on rent
53°F Avg Temperature 293 sunny days/yr
108 Violent Crime/100K 619 property/100K
A
Overall
4.0 / 5.0
Strong
A+
Economy
5.0 / 5.0
$112,689 median income, 2.1% unemployment
A+
Affordability
5.0 / 5.0
$241,900 home value, $1,333/mo rent
F
Safety
1.0 / 5.0
108 violent crimes/100K
A+
Education
5.0 / 5.0
49.9% bachelor's degree or higher

Rochester, IL

At a Glance

Median Income
$112,689
50% above
$47,562 per capita
Home Value
$241,900
14% below
Zillow: $286,124
Median Rent
$1,333/mo
15% above
22.5% of income on rent
Violent Crime
108/100K
72% below
619/100K property
Bachelor's Degree+
49.9%
48% above
98.3% high school+
Unemployment
2.1%
42% below
0.4% poverty rate
Obesity Rate
35.0%
9% above
10.2% smoking rate
Avg Temperature
53°F
293 sunny days/yr

How Rochester Compares to the U.S. Average

Each bar shows Rochester's value as a percentage of the national average (100% = U.S. avg)

Income
150%
Home Value
86%
Rent
115%
Poverty
3%
Bachelor's
148%
Unemployment
58%
Crime
28%
Thin vertical line = U.S. national average (100%)

Is Rochester a Good Place to Live?

A
4.0 / 5.0 — Great
Based on economy, affordability, safety, and education metrics compared to national averages.

Economy & Jobs

Rochester residents earn a median household income of $112,689 , which is 50% above the national average of $75,149. Per capita income is $47,562. The unemployment rate stands at 2.1% (42% below the U.S. rate of 3.6%). 0.4% of residents live below the poverty line. The area is home to 4,970 business establishments, including 544 restaurants.

Housing & Cost of Living

The median home value in Rochester is $241,900 , 14% below the national median of $281,900. Zillow estimates the typical home at $286,124. Median rent is $1,333/month, with 22.5% of renters spending more than 30% of income on housing. The cost of living index is 100.0 (100 = national average). The median home was built in 1989.

Safety & Crime

Rochester reports 108 violent crimes per 100,000 residents , which is 72% below the national average of 380/100K. Property crime is 619/100K. The murder rate is 0.0/100K.

Education

49.9% of adults in Rochester hold a bachelor's degree or higher (48% above the national average). 98.3% have completed high school. Local schools score 5.4/10 in standardized testing.

Climate & Weather

Rochester has an average annual temperature of 53°F (12°C). Winters average 27°F in January while summers reach 76°F in July. The area gets 293 sunny days per year. Annual precipitation totals 40.5 inches. Air quality is rated Good with a median AQI of 43.

Data Overview

People

Population3,784
Median Age39.2 yrs
Density1,412/mi²
Male / Female48% / 52%
Foreign Born13.6%
Veterans9.0%

Economy

A+
Median Income$112,689
Per Capita$47,562
Unemployment2.1%
Poverty0.4%
County GDP$15,669M
Avg Weekly Wage$1,334

Housing

A+
Home Value$241,900
Rent$1,333
Ownership96.0%
Zillow$286,124
Housing Units1,445
Rent Burden22.5%

Crime

F
Violent108/100K
Property619/100K
Murder0.0/100K
Assault27/100K
Burglary27/100K

Health

Obesity35.0%
Diabetes7.5%
Smoking10.2%
Heart Disease4.2%
Premature Death8,880/100K

Climate

Avg Temp53°F
Sunny Days293/yr
Rain40.5 in/yr
AQI43 (Good)
Elevation580 ft

Education

A+
Bachelor's+49.9%
High School+98.3%
Graduate+19.5%
School Score5.4/10

Community

2024 VoteR 52% / D 47%
Commute19 min
Broadband94.1%
Internet Speed110 Mbps
EV Stations33
Libraries13

Did You Know?

Rochester was founded in 1819.
The median home in Rochester was built in 1989.
15.7% work from home.
The nearest airport is Central Il Regional/Bloomington-Normal (61 miles).
The Gini coefficient (income inequality) is 0.460 (U.S. avg: 0.490).
Natural hazard risk is rated "Relatively Moderate" by FEMA.
10.9% of the population has a disability.
13.6% of residents are foreign-born.
Average internet download speed is 110 Mbps.
There are 544 restaurants in the area.
The county recorded 30 fatal vehicle crashes.