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Illinois ZIP Codes
Scott County
Bluffs, IL
62621
62621 ZIP Code — Bluffs, IL
Scott County, Illinois
ZIP code 62621 is located in
Bluffs ,
Illinois ,
within Scott County .
It covers approximately 49.51 square miles and serves a population of
1,219 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 217 .
About ZIP code 62621
The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $90,000. Owner-occupancy is high at 81%, well above the national average.
Median household income is $76,667. The poverty rate of 7% is below the national average. 43% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 24 minutes is near the national average.
Educational attainment is near the national average, with 22% of residents holding a bachelor's degree or higher.
Health indicators show elevated rates of smoking (21%) compared to national benchmarks.
Overall, ZIP code 62621 reflects a community defined by high homeownership and a significant Social Security-dependent population.
62621 ZIP code map
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Cities in ZIP code 62621
Below are the cities the US Postal Service accepts for ZIP code 62621. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
1,219
Population density
25 / sq mi
State FIPS
17
County FIPS
171
Geography
Land area
49.51 sq mi
Water area
0.12 sq mi
Latitude
39.7319
Longitude
-90.5221
Timezone
Central (CT)
Area code
217
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
38.5%
44.0%
37.2%
$50k – $100k
33.7%
33.0%
29.6%
$100k – $200k
23.2%
20.8%
24.4%
Over $200k
4.6%
2.3%
8.8%
Demographics & statistics
$76,667
Median household income
21.8%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 240 19.7%
18 and over 979 80.3%
65 and over 223 18.3%
Median age 44.3 years
Race & ethnicity
American Indian / Alaska Native
0.3%
Group Count %
White 1,118 88.4%
Hispanic or Latino 46 3.6%
Other race 46 3.6%
Asian 38 3%
Two or more races 13 1%
American Indian / Alaska Native 4 0.3%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
38.5%
44.0%
37.2%
$50k – $100k
33.7%
33.0%
29.6%
$100k – $200k
23.2%
20.8%
24.4%
Over $200k
4.6%
2.3%
8.8%
Range % of households
Under $10k 3.1%
$10k–$15k 3.1%
$15k–$25k 9.6%
$25k–$35k 5.6%
$35k–$50k 4.4%
$50k–$75k 20.7%
$75k–$100k 20.0%
$100k–$150k 20.9%
$150k–$200k 6.2%
$200k+ 6.4%
Median income $76,667
Housing
Housing overview
Metric Value
Median home value $90,000
Median rent / month $678
Owner occupied 80.9%
Renter occupied 19.1%
Vacant 17.9%
Single-family detached 86.5%
Large apartment buildings 0.7%
Mobile homes 7.3%
Median rooms 6.0
Avg household size (owned) 2.72
Year built
Era %
2020 or later 0.7%
2010–2019 1.8%
2000–2009 10.4%
1990–1999 6.0%
1980–1989 4.9%
1970–1979 11.7%
1960–1969 13.9%
1950–1959 12.8%
1940–1949 7.1%
1939 or earlier 30.7%
Bedrooms
Size % of units
No bedroom (studio) 1.1%
1 bedroom 4.6%
2 bedrooms 32.3%
3 bedrooms 45.8%
4 bedrooms 12.4%
5+ bedrooms 3.8%
Vehicles per household
Vehicles % of households
No vehicle 4.7%
1 vehicle 22.9%
2 vehicles 41.1%
3 or more 31.3%
Heating fuel
Fuel type %
Utility gas 50.7%
Electricity 21.3%
Propane / LP gas 23.3%
Wood 4.7%
Households & families
Household type Count %
Married-couple family 252 56.0%
Cohabiting couple 34 7.6%
Male householder, no spouse 78 17.3%
Female householder, no spouse 86 19.1%
Households with children under 18 143 31.8%
Households with seniors (65+) 161 35.8%
Average household size 2.71
Marital status
Status Male Female
Never married 40.7% 20.3%
Married 46.0% 55.1%
Separated 0.0% 0.2%
Widowed 4.1% 9.9%
Divorced 9.2% 14.5%
Education
Some college, no degree
18.2%
Graduate / professional
3.0%
Metric %
HS diploma or higher 93.0%
Bachelor's or higher 21.8%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 3 1.1%
Kindergarten 5 1.9%
Elementary school 87 32.2%
High school 117 43.3%
College / grad school 58 21.5%
Employment
Industry of employment
Education & healthcare
26.2%
Arts, food & hospitality
6.9%
Agriculture & mining
6.4%
Public administration
5.7%
Transportation & utilities
5.2%
Professional & management
4.9%
Finance & real estate
4.4%
Occupation
Category %
Management, business & arts 39.0%
Service 14.6%
Sales & office 20.5%
Natural resources & construction 11.3%
Production & transportation 14.6%
Employment type
Type %
Private sector 72.3%
Government 20.8%
Self-employed 6.6%
Unpaid family workers 0.3%
Commute
Method %
Drive alone 84.5%
Carpool 10.2%
Public transit 0.0%
Walk 0.0%
Work from home 3.6%
Other means 1.7%
Avg commute (minutes) 23.5
Poverty
Married-couple families
0.0%
Female-led households
25.0%
Income support
Source % of households
Social Security 43.3%
Retirement income 32.0%
Supplemental Security 4.7%
Cash public assistance 2.2%
Food stamps / SNAP 16.0%
Health indicators
Condition %
Obesity 36.2%
High blood pressure 34.5%
High cholesterol 33.7%
Diabetes 10.4%
Heart disease 7.0%
Stroke 3.3%
Asthma 9.9%
Arthritis 27.9%
Kidney disease 3.0%
Pulmonary disease 8.2%
Cancer 6.9%
Behavior / access %
Smoking 20.9%
Binge drinking 15.7%
No physical activity 26.2%
Less than 7 hrs sleep 33.3%
Depression 18.5%
Fair or poor health 15.3%
Poor mental health 13.5%
Poor physical health 10.8%
No health insurance 10.9%
Visited doctor (checkup) 76.2%
Visited dentist 61.7%
Cholesterol screening 88.8%
Teeth loss 16.2%
Veterans & disability
Veterans Count %
Civilian veterans 59 6.0%
Disability %
Any disability 18.0%
Under 18 2.9%
18–64 years 17.6%
65 and over 35.9%
Health insurance coverage
Type %
Private insurance 64.6%
Public insurance 38.1%
No insurance 7.2%
Uninsured under 19 0.7%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 1,189 97.5%
Spanish 6 0.5%
Other Indo-European 0 0.0%
Asian & Pacific Islander 0 0.0%
Other languages 6 0.5%
Place of birth & citizenship
Origin Count %
Native born (US) 1,187 97.4%
Born in same state 1,183 97.0%
Born in different state 972 79.7%
Foreign born 4 0.3%
Naturalized citizen 32 2.6%
Not a US citizen 20 62.5%
Ancestry
Ancestry Count %
French 144 11.8%
Arab 121 9.9%
Italian 98 8%
Ancestry Count %
English 7 0.6%
Polish 5 0.4%
Technology access
Metric % of households
Computer access 36.9%
Internet access 90.7%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 62621
What city is ZIP code 62621 in?
ZIP code 62621 is primarily assigned to Bluffs, Illinois.
What county is ZIP code 62621 in?
ZIP code 62621 falls within Scott County, Illinois.
Does ZIP code 62621 have a large retiree population?
43% of households in ZIP code 62621 receive Social Security income, suggesting a significant retiree or disability population.
Is ZIP code 62621 mostly owner-occupied?
81% of occupied units in ZIP code 62621 are owner-occupied, well above the national average.
What is the typical home value in ZIP code 62621?
The median home value in ZIP code 62621 is $90,000.
What is the population of ZIP code 62621?
ZIP code 62621 has an estimated population of 1,219 residents, with a density of 25 people per square mile.
What timezone is ZIP code 62621 in?
ZIP code 62621 observes the CST timezone.
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