Naperville IL vs Quincy MA — Cost of Living, Crime & Income Comparison 2026

Updated May 2026 · Source: US Census ACS 5-Year (2023), FBI CDE (2023), BLS OEWS (2024)

Naperville, IL

Illinois · Population: 149,424

Median HH Income$150,937
Median Home Price$618,452
Unemployment4.2%
Bachelor's+71.7%

Quincy, MA

Massachusetts · Population: 101,361

Median HH Income$95,711
Median Home Price$679,883
Unemployment7.1%
Bachelor's+48.6%

Detailed Comparison

Demographics

Population

Naperville

149,424

Naperville +

Quincy

101,361

Pop. Density / sq mi

Lower = more space

Naperville

N/A

Quincy

N/A

Median Age

Naperville

40.1

Quincy

39.0

Quincy +

Foreign Born

Naperville

22.6%

Quincy

32.7%

Quincy +

White

Naperville

64.5%

Naperville +

Quincy

55.6%

Black

Naperville

4.4%

Quincy

6.5%

Quincy +

Asian

Naperville

21.8%

Quincy

29.2%

Quincy +

Hispanic

Naperville

7.4%

Naperville +

Quincy

5.8%

Spanish at Home

Naperville

N/A

Quincy

N/A

Metric	Naperville, IL	Quincy, MA	Better
Population	149,424	101,361	Naperville +
Pop. Density / sq miLower = more space	N/A	N/A	-
Median Age	40.1	39.0	Quincy +
Foreign Born	22.6%	32.7%	Quincy +
White	64.5%	55.6%	Naperville +
Black	4.4%	6.5%	Quincy +
Asian	21.8%	29.2%	Quincy +
Hispanic	7.4%	5.8%	Naperville +
Spanish at Home	N/A	N/A	-

Economy

Median HH Income

Naperville

$150,937

Naperville +

Quincy

$95,711

Per Capita Income

Naperville

$71,011

Naperville +

Quincy

$53,273

Per Capita Personal Income (MSA)

BEA MSA-level

Naperville

$68,110

Quincy

$85,405

Quincy +

Unemployment Rate

Naperville

4.2%

Naperville +

Quincy

7.1%

Poverty Rate

Naperville

4.4%

Naperville +

Quincy

11.4%

Bachelor's Degree+

Naperville

71.7%

Naperville +

Quincy

48.6%

Metric	Naperville, IL	Quincy, MA	Better
Median HH Income	$150,937	$95,711	Naperville +
Per Capita Income	$71,011	$53,273	Naperville +
Per Capita Personal Income (MSA)BEA MSA-level	$68,110	$85,405	Quincy +
Unemployment Rate	4.2%	7.1%	Naperville +
Poverty Rate	4.4%	11.4%	Naperville +
Bachelor's Degree+	71.7%	48.6%	Naperville +

Housing

Median Home Value

Zillow ZHVI / Census ACS

Naperville

$618,452

Naperville +

Quincy

$679,883

Homeownership Rate

Naperville

74.3%

Naperville +

Quincy

45.0%

Metric	Naperville, IL	Quincy, MA	Better
Median Home ValueZillow ZHVI / Census ACS	$618,452	$679,883	Naperville +
Homeownership Rate	74.3%	45.0%	Naperville +

Safety

Violent Crime / 100K

FBI CDE (state-level est.)

Naperville

344

Quincy

326

Quincy +

Property Crime / 100K

FBI CDE (state-level est.)

Naperville

1842

Quincy

1086

Quincy +

Metric	Naperville, IL	Quincy, MA	Better
Violent Crime / 100KFBI CDE (state-level est.)	344	326	Quincy +
Property Crime / 100KFBI CDE (state-level est.)	1842	1086	Quincy +

Health

Obesity Rate

CDC PLACES

Naperville

27.9%

Quincy

22.9%

Quincy +

Diabetes Rate

CDC PLACES

Naperville

8.7%

Naperville +

Quincy

10.1%

Poor Mental Health

CDC PLACES — 14+ days/month

Naperville

12.3%

Naperville +

Quincy

15.5%

No Health Insurance

CDC PLACES

Naperville

4.6%

Naperville +

Quincy

4.9%

Binge Drinking

CDC PLACES

Naperville

16.7%

Quincy

15.6%

Quincy +

Current Smokers

CDC PLACES

Naperville

7.4%

Naperville +

Quincy

11.0%

Metric	Naperville, IL	Quincy, MA	Better
Obesity RateCDC PLACES	27.9%	22.9%	Quincy +
Diabetes RateCDC PLACES	8.7%	10.1%	Naperville +
Poor Mental HealthCDC PLACES — 14+ days/month	12.3%	15.5%	Naperville +
No Health InsuranceCDC PLACES	4.6%	4.9%	Naperville +
Binge DrinkingCDC PLACES	16.7%	15.6%	Quincy +
Current SmokersCDC PLACES	7.4%	11.0%	Naperville +

Climate

Avg Annual Temp

NOAA 1991–2020 normal

Naperville

N/A

Quincy

N/A

Annual Precipitation

NOAA 1991–2020 normal

Naperville

N/A

Quincy

N/A

Metric	Naperville, IL	Quincy, MA	Better
Avg Annual TempNOAA 1991–2020 normal	N/A	N/A	-
Annual PrecipitationNOAA 1991–2020 normal	N/A	N/A	-

Air Quality

PM2.5 Annual Avg

EPA AQS (state-level est.)

Naperville

9.4 µg/m³

Quincy

7.2 µg/m³

Quincy +

Good Air Days

AQI ≤ 50

Naperville

55.0%

Quincy

75.0%

Quincy +

Metric	Naperville, IL	Quincy, MA	Better
PM2.5 Annual AvgEPA AQS (state-level est.)	9.4 µg/m³	7.2 µg/m³	Quincy +
Good Air DaysAQI ≤ 50	55.0%	75.0%	Quincy +

Commute

Mean Commute Time

Census ACS

Naperville

33.8 min

Naperville +

Quincy

37.6 min

Metric	Naperville, IL	Quincy, MA	Better
Mean Commute TimeCensus ACS	33.8 min	37.6 min	Naperville +

Which City is Right for You?

Naperville leads in median household income at $150,937, while naperville offers more affordable housing with a median home price of $618,452. On public safety, Quincy is safer with a violent crime rate of 326 per 100,000 residents, compared to 344 in Naperville. Naperville has a lower unemployment rate at 4.2%, and Quincy has cleaner air (PM2.5 avg 7.2 µg/m³). For overall health outcomes, Quincy scores better with a lower obesity rate of 22.9%.

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About Naperville & Quincy

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