Eureka ZIP Codes — Saint Louis County, MO

There is one unique ZIP code in Eureka, Missouri and it is 63025. Area code: 636.
1
ZIP codes
41.69
sq mi land
1.17
sq mi water
636
area code
Eureka, MO ZIP code map

About Eureka, MO

Eureka, Missouri, is a vibrant city located in Saint Louis County. Known for its stunning natural landscapes and family-friendly attractions, it offers a unique blend of suburban living and outdoor adventure. The city's close proximity to St. Louis makes it an ideal location for those working in the metropolitan area while enjoying a quieter lifestyle.

Location & geography

Situated in the eastern part of the state, Eureka is approximately 30 miles southwest of downtown St. Louis. The city is bordered by several communities, including Ballwin to the north, and Pacific to the southwest, enhancing its accessibility and charm. Covering a land area of 41.69 square miles and a water area of 1.17 square miles, the city's terrain features lush parks and scenic river views.

Community & economy

Eureka embodies a small-town feel with a strong sense of community, making it a great place for families and individuals alike. The local economy is bolstered by retail, service industries, and tourism, with attractions like Six Flags St. Louis drawing visitors annually. Daily life in Eureka is enriched by local events, parks, and recreational facilities that cater to residents of all ages.

Transportation

Eureka is conveniently located near Interstate 44, which provides easy access to surrounding areas and other major highways. The nearest major airport is the Lambert-St. Louis International Airport, situated about 35 miles to the north. Public transit options may be limited, but residents often rely on personal vehicles for commuting.

History

Eureka was established in the 1800s, originally developed as a railroad town, which was a critical factor in its growth. Over the years, the area has transitioned from a primarily agricultural community to one that supports varied industries and tourism. Major events such as the founding of local parks and the establishment of entertainment venues have played a vital role in shaping the city.

Did you know?

A surprising aspect of Eureka is that it is home to the well-known Six Flags St. Louis amusement park, which attracts visitors from all over the region. Additionally, Eureka hosts a unique blend of outdoor recreation and cultural events, showcasing its commitment to community engagement.

ZIP codes for Eureka, MO (1)
ZIP code City County Map
63025 Eureka Saint Louis View map

Demographics & statistics

17,708
Population
39.5
Median age
$127,689
Median household income
$50,647
Per capita income
$339,600
Median home value
$1,207
Median monthly rent
84.7%
Home ownership
4.2%
Poverty rate
4.0%
Unemployment
5,562
Housing units
49.7%
Bachelor's or higher

Age distribution

Male Female
712
Under 5
683
861
5–9
828
646
10–14
620
490
15–19
470
281
20–24
270
873
25–34
839
1,504
35–44
1,444
1,151
45–54
1,106
743
55–59
714
547
60–64
526
777
65–74
746
302
75–84
291
145
85+
139
← Male
Female →

Age summary

GroupCount%
Under 185,06228.6%
18 and over12,64671.4%
65 and over2,40013.6%
Median age39.5 years

Race & ethnicity

White 83.9%
Two or more races 6.4%
Hispanic or Latino 5.9%
Asian 1.9%
Other race 1.7%
Black or African American 0.3%
GroupCount%
White15,78483.9%
Two or more races1,1996.4%
Hispanic or Latino1,1055.9%
Asian3581.9%
Other race3111.7%
Black or African American550.3%

Household income

Under $10k 2.9%
$10k–$15k 1.3%
$15k–$25k 1.2%
$25k–$35k 3.4%
$35k–$50k 7.8%
$50k–$75k 9.8%
$75k–$100k 10.8%
$100k–$150k 30.4%
$150k–$200k 12.0%
$200k+ 20.3%
Range% of households
Under $10k2.9%
$10k–$15k1.3%
$15k–$25k1.2%
$25k–$35k3.4%
$35k–$50k7.8%
$50k–$75k9.8%
$75k–$100k10.8%
$100k–$150k30.4%
$150k–$200k12.0%
$200k+20.3%
Median income$127,689

Housing

Home values

Under $50k 1.4%
$50k–$100k 1.1%
$100k–$150k 6.8%
$150k–$200k 9.2%
$200k–$300k 19.6%
$300k–$500k 52.1%
$500k–$1M 9.3%
$1M+ 0.4%

Housing overview

MetricValue
Median home value$339,600
Median rent / month$1,207
Owner occupied84.7%
Renter occupied15.3%
Vacant3.7%
Single-family detached86.3%
Large apartment buildings4.4%
Mobile homes1.2%
Median rooms6.9
Avg household size (owned)2.91

Year built

Era%
2020 or later2.0%
2010–201913.0%
2000–200924.3%
1990–199923.9%
1980–198913.2%
1970–19799.6%
1960–19695.2%
1950–19594.7%
1940–19491.4%
1939 or earlier2.7%

Bedrooms

Size% of units
No bedroom (studio)1.2%
1 bedroom1.9%
2 bedrooms16.7%
3 bedrooms38.5%
4 bedrooms33.8%
5+ bedrooms8.0%

Vehicles per household

Vehicles% of households
No vehicle5.2%
1 vehicle14.2%
2 vehicles51.4%
3 or more29.2%

Heating fuel

Fuel type%
Utility gas52.2%
Electricity41.4%
Propane / LP gas3.6%
Wood1.7%
No fuel used0.3%

Households & families

Household typeCount%
Married-couple family4,27968.2%
Cohabiting couple3856.1%
Male householder, no spouse82513.1%
Female householder, no spouse78812.6%
Households with children under 182,63241.9%
Households with seniors (65+)1,56925.0%
Average household size2.78

Marital status

StatusMaleFemale
Never married21.7%18.2%
Married66.4%63.7%
Separated1.4%0.4%
Widowed1.1%8.2%
Divorced9.3%9.5%

Education

Less than 9th grade 0.4%
Some HS, no diploma 2.8%
HS graduate 20.0%
Some college, no degree 19.6%
Associate's degree 7.6%
Bachelor's degree 32.4%
Graduate / professional 17.3%
Metric%
HS diploma or higher96.8%
Bachelor's or higher49.7%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool54511.0%
Kindergarten4529.1%
Elementary school2,21144.5%
High school78715.8%
College / grad school97519.6%

Employment

Industry of employment

Education & healthcare 22.5%
Professional & management 15.4%
Manufacturing 15.1%
Retail trade 8.9%
Finance & real estate 7.6%
Transportation & utilities 7.1%
Construction 6.7%
Arts, food & hospitality 5.4%
Information 3.9%
Other services 3.0%
Wholesale trade 2.2%
Public administration 2.1%
Agriculture & mining 0.2%

Occupation

Category%
Management, business & arts57.8%
Service6.3%
Sales & office20.4%
Natural resources & construction8.3%
Production & transportation7.2%

Employment type

Type%
Private sector82.4%
Government12.7%
Self-employed4.9%
Unpaid family workers0.0%

Commute

Method%
Drive alone75.4%
Carpool5.5%
Public transit0.1%
Walk0.3%
Other means0.2%
Avg commute (minutes)28.9

Poverty

All people 4.2%
Under 18 years 4.8%
18 and over 4.0%
Married-couple families 1.1%
Female-led households 14.4%

Income support

Source% of households
Social Security24.2%
Retirement income20.9%
Supplemental Security2.2%
Cash public assistance0.5%
Food stamps / SNAP3.6%

Health indicators

Condition%
High blood pressure26.3%
High cholesterol31.5%
Heart disease5.0%
Stroke2.1%
Asthma8.7%
Arthritis23.1%
Kidney disease2.2%
Pulmonary disease5.4%
Cancer6.4%
Behavior / access%
Binge drinking20.4%
No physical activity18.5%
Less than 7 hrs sleep29.6%
Fair or poor health10.5%
Poor mental health13.5%
Poor physical health8.4%
No health insurance11.1%
Visited doctor (checkup)73.7%
Visited dentist71.5%
Cholesterol screening90.9%
Teeth loss8.8%

Veterans & disability

VeteransCount%
Civilian veterans6845.4%
Disability%
Any disability9.4%
Under 182.9%
18–64 years9.2%
65 and over25.7%

Health insurance coverage

Type%
Private insurance86.4%
Public insurance20.3%
Uninsured under 190.7%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only16,31392.1%
Spanish920.6%
Other Indo-European300.2%
Asian & Pacific Islander00.0%
Other languages620.4%

Place of birth & citizenship

OriginCount%
Native born (US)17,03996.2%
Born in same state16,99196.0%
Born in different state11,76466.4%
Foreign born480.3%
Naturalized citizen6693.8%
Not a US citizen49974.6%

Ancestry

AncestryCount%
Italian2,45813.9%
French1,7589.9%
Arab1,0115.7%
English3742.1%
AncestryCount%
Polish3081.7%
Norwegian840.5%
Dutch460.3%
Irish150.1%

Technology access

Metric% of households
Computer access35.4%
Internet access94.4%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions
What ZIP codes does Eureka, MO have?
Eureka, MO has one ZIP code: 63025. Each ZIP code serves a distinct delivery area within the city and surrounding region.
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