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Missouri ZIP Codes
Washington County
Irondale, MO
63648
63648 ZIP Code — Irondale, MO
Washington County, Missouri
ZIP code 63648 is located in
Irondale ,
Missouri ,
within Washington County .
It covers approximately 31.33 square miles and serves a population of
1,282 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 573 .
About ZIP code 63648
The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 1980s, giving the area an established character. Median home value is $99,000. Owner-occupancy is high at 78%, well above the national average.
Median household income is $34,658. Poverty affects 24% of residents, above the national average. SNAP benefit usage at 19% of households reflects economic stress in the area. 34% 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 34 minutes is near the national average.
College attainment at 14% is below the national average, consistent with a trades and production-oriented local economy.
Health indicators show elevated rates of smoking (27%) compared to national benchmarks. 28% of residents lack health insurance, above the national average.
Overall, ZIP code 63648 reflects a community defined by a trades-oriented workforce, economic challenges above the national average, high homeownership, a significant Social Security-dependent population, and elevated reliance on food assistance.
63648 ZIP code map
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Cities in ZIP code 63648
Below are the cities the US Postal Service accepts for ZIP code 63648. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
1,282
Population density
41 / sq mi
State FIPS
29
County FIPS
221
Geography
Land area
31.33 sq mi
Water area
0.02 sq mi
Latitude
37.8115
Longitude
-90.7201
Timezone
Central (CT)
Area code
573
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
60.3%
56.8%
43.8%
$50k – $100k
25.4%
32.4%
31.5%
$100k – $200k
14.3%
9.1%
19.5%
Over $200k
0.0%
1.7%
5.2%
Demographics & statistics
$34,658
Median household income
14.1%
Bachelor's or higher
Age distribution
Age summary
Group Count % Under 18 316 24.6% 18 and over 966 75.4% 65 and over 229 17.9% Median age 39.2 years
Race & ethnicity
Group Count % White 1,211 90.5% Two or more races 60 4.5% Hispanic or Latino 56 4.2% Asian 11 0.8%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
60.3%
56.8%
43.8%
$50k – $100k
25.4%
32.4%
31.5%
$100k – $200k
14.3%
9.1%
19.5%
Over $200k
0.0%
1.7%
5.2%
Range % of households Under $10k 3.0% $10k–$15k 5.9% $15k–$25k 28.4% $25k–$35k 14.6% $35k–$50k 18.6% $50k–$75k 7.6% $75k–$100k 12.4% $100k–$150k 7.7% $150k–$200k 0.4% $200k+ 1.5% Median income $34,658
Housing
Housing overview
Metric Value Median home value $99,000 Median rent / month $828 Owner occupied 78.4% Renter occupied 21.6% Vacant 8.6% Single-family detached 69.0% Large apartment buildings 0.5% Mobile homes 30.0% Median rooms 5.4 Avg household size (owned) 2.44
Year built
Era % 2020 or later 0.0% 2010–2019 1.0% 2000–2009 7.3% 1990–1999 16.0% 1980–1989 39.0% 1970–1979 11.3% 1960–1969 11.6% 1950–1959 3.4% 1940–1949 2.0% 1939 or earlier 8.4%
Bedrooms
Size % of units No bedroom (studio) 0.0% 1 bedroom 3.5% 2 bedrooms 32.4% 3 bedrooms 49.7% 4 bedrooms 7.3% 5+ bedrooms 7.1%
Vehicles per household
Vehicles % of households No vehicle 7.7% 1 vehicle 22.1% 2 vehicles 40.6% 3 or more 29.5%
Heating fuel
Fuel type % Utility gas 1.1% Electricity 72.9% Propane / LP gas 13.3% Wood 11.3% Solar 1.5%
Households & families
Household type Count % Married-couple family 236 43.5% Cohabiting couple 35 6.5% Male householder, no spouse 80 14.8% Female householder, no spouse 191 35.2% Households with children under 18 229 42.3% Households with seniors (65+) 184 33.9% Average household size 2.37
Marital status
Status Male Female Never married 32.1% 24.5% Married 48.6% 44.7% Separated 0.8% 5.5% Widowed 3.6% 9.0% Divorced 14.9% 16.3%
Education
Some HS, no diploma
12.0%
Some college, no degree
24.7%
Graduate / professional
5.1%
Metric % HS diploma or higher 87.5% Bachelor's or higher 14.1%
School enrollment (ages 3–17)
Type Count % Nursery / preschool 13 4.4% Kindergarten 17 5.7% Elementary school 140 47.1% High school 58 19.5% College / grad school 69 23.2%
Employment
Industry of employment
Education & healthcare
24.6%
Arts, food & hospitality
5.7%
Agriculture & mining
4.7%
Public administration
4.7%
Transportation & utilities
3.6%
Finance & real estate
3.6%
Professional & management
0.2%
Occupation
Category % Management, business & arts 32.6% Service 13.3% Sales & office 29.2% Natural resources & construction 4.5% Production & transportation 20.5%
Employment type
Type % Private sector 75.9% Government 16.7% Self-employed 7.4% Unpaid family workers 0.0%
Commute
Method % Drive alone 86.9% Carpool 1.9% Public transit 0.0% Walk 4.6% Work from home 5.0% Other means 1.5% Avg commute (minutes) 33.9
Poverty
Married-couple families
20.3%
Female-led households
34.1%
Income support
Source % of households Social Security 33.6% Retirement income 52.4% Supplemental Security 4.2% Cash public assistance 3.0% Food stamps / SNAP 18.6%
Health indicators
Condition % Obesity 40.8% High blood pressure 35.4% High cholesterol 35.0% Diabetes 11.9% Heart disease 8.2% Stroke 3.9% Asthma 10.6% Arthritis 30.1% Kidney disease 3.3% Pulmonary disease 11.0% Cancer 6.6%
Behavior / access % Smoking 26.7% Binge drinking 16.8% No physical activity 30.2% Less than 7 hrs sleep 35.0% Depression 26.2% Fair or poor health 20.9% Poor mental health 17.8% Poor physical health 14.5% No health insurance 18.6% Visited doctor (checkup) 72.6% Visited dentist 51.7% Cholesterol screening 85.7% Teeth loss 24.7%
Veterans & disability
Veterans Count % Civilian veterans 51 5.3%
Disability % Any disability 19.4% Under 18 3.8% 18–64 years 16.1% 65 and over 51.5%
Health insurance coverage
Type % Private insurance 49.2% Public insurance 44.7% No insurance 28.4% Uninsured under 19 19.8%
Language & origin
Language spoken at home (age 5+)
Language Count % English only 1,193 93.1% Spanish 0 0.0% Other Indo-European 0 0.0% Asian & Pacific Islander 0 0.0% Other languages 0 0.0%
Place of birth & citizenship
Origin Count % Native born (US) 1,269 99.0% Born in same state 1,269 99.0% Born in different state 1,109 86.5% Foreign born 0 0.0% Naturalized citizen 13 1.0% Not a US citizen 13 100.0%
Ancestry
Ancestry Count % Italian 145 11.3% Arab 142 11.1%
Ancestry Count % French 77 6%
Technology access
Metric % of households Computer access 42.3% Internet access 90.4%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 63648
What city is ZIP code 63648 in?
ZIP code 63648 is primarily assigned to Irondale, Missouri.
What county is ZIP code 63648 in?
ZIP code 63648 falls within Saint Francois County, Missouri.
What is the poverty rate in ZIP code 63648?
24% of residents in ZIP code 63648 live below the poverty line, above the national average.
How educated is the population of ZIP code 63648?
14% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.
What is the typical home value in ZIP code 63648?
The median home value in ZIP code 63648 is $99,000.
What is the median household income in ZIP code 63648?
The median household income in ZIP code 63648 is $34,658, below the national median of ~$75,000.
What timezone is ZIP code 63648 in?
ZIP code 63648 observes the CST timezone.
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