66604 ZIP Code — Topeka, KS
Shawnee County, Kansas
ZIP code 66604 is located in Topeka, Kansas, within Shawnee County. It covers approximately 6.76 square miles and serves a population of 22,933 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 785.
About ZIP code 66604
The housing stock consists of a mix of housing types. Most homes were built in the pre-1940, giving the area an established character. Median home value is $118,500. Owner-occupancy sits near the national average at 58%.
Median household income is $57,191. 32% 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 16 minutes is near the national average.
Educational attainment is near the national average, with 34% of residents holding a bachelor's degree or higher.
22,933
population
6.76
sq mi land
Standard
ZIP type
Central (CT)
timezone
66604 ZIP code map
Cities in ZIP code 66604
Below are the cities the US Postal Service accepts for ZIP code 66604. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Topeka | Preferred |
Nearby ZIP codes
66606 Topeka (1.8 mi)
66611 Topeka (2.4 mi)
66612 Topeka (2.6 mi)
66636 Topeka (2.7 mi)
66620 Topeka (2.7 mi)
66625 Topeka (2.7 mi)
66626 Topeka (2.7 mi)
66622 Topeka (2.7 mi)
66699 Topeka (2.7 mi)
66629 Topeka (2.7 mi)
66683 Topeka (3 mi)
66621 Topeka (3 mi)
Demographics
updated 05/2026
| Population | |
|---|---|
| Total population | 22,933 |
| Population density | 3,392 / sq mi |
| State FIPS | 20 |
| County FIPS | 177 |
| Geography | |
|---|---|
| Land area | 6.76 sq mi |
| Water area | 0.01 sq mi |
| Latitude | 39.0402 |
| Longitude | -95.7278 |
| Timezone | Central (CT) |
| Area code | 785 |
Total population by age
Gender
Race & ethnicity
Economics
updated 05/2026
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 47.1% | 42.8% | 41.1% |
| $50k – $100k | 36.0% | 33.8% | 32.2% |
| $100k – $200k | 13.9% | 19.4% | 21.0% |
| Over $200k | 3.0% | 4.0% | 5.7% |
Demographics & statistics
22,933
Population
3,392
People per sq mi
39.1
Median age
$57,191
Median household income
$33,593
Per capita income
$118,500
Median home value
$985
Median monthly rent
57.7%
Home ownership
16.5%
Poverty rate
4.6%
Unemployment
6,738
Housing units
33.5%
Bachelor's or higher
Age distribution
Male
Female
776
Under 5
897
549
5–9
635
635
10–14
735
501
15–19
579
838
20–24
969
1,395
25–34
1,613
1,344
35–44
1,553
1,202
45–54
1,389
663
55–59
767
732
60–64
846
1,115
65–74
1,288
606
75–84
701
281
85+
324
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 4,969 | 21.7% |
| 18 and over | 17,964 | 78.3% |
| 65 and over | 4,315 | 18.8% |
| Median age | 39.1 years | |
Race & ethnicity
White
69%
Hispanic or Latino
9.5%
Two or more races
7.4%
Black or African American
6%
Other race
5.4%
Asian
1.8%
American Indian / Alaska Native
0.8%
| Group | Count | % |
|---|---|---|
| White | 17,495 | 69% |
| Hispanic or Latino | 2,417 | 9.5% |
| Two or more races | 1,879 | 7.4% |
| Black or African American | 1,522 | 6% |
| Other race | 1,381 | 5.4% |
| Asian | 456 | 1.8% |
| American Indian / Alaska Native | 200 | 0.8% |
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 47.1% | 42.8% | 41.1% |
| $50k – $100k | 36.0% | 33.8% | 32.2% |
| $100k – $200k | 13.9% | 19.4% | 21.0% |
| Over $200k | 3.0% | 4.0% | 5.7% |
Under $10k
5.8%
$10k–$15k
5.1%
$15k–$25k
9.2%
$25k–$35k
9.6%
$35k–$50k
12.3%
$50k–$75k
23.1%
$75k–$100k
11.6%
$100k–$150k
15.2%
$150k–$200k
4.5%
$200k+
3.6%
| Range | % of households |
|---|---|
| Under $10k | 5.8% |
| $10k–$15k | 5.1% |
| $15k–$25k | 9.2% |
| $25k–$35k | 9.6% |
| $35k–$50k | 12.3% |
| $50k–$75k | 23.1% |
| $75k–$100k | 11.6% |
| $100k–$150k | 15.2% |
| $150k–$200k | 4.5% |
| $200k+ | 3.6% |
| Median income | $57,191 |
Housing
Home values
Under $50k
7.2%
$50k–$100k
30.0%
$100k–$150k
31.4%
$150k–$200k
18.4%
$200k–$300k
9.4%
$300k–$500k
2.7%
$500k–$1M
0.4%
$1M+
0.5%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $118,500 |
| Median rent / month | $985 |
| Owner occupied | 57.7% |
| Renter occupied | 42.3% |
| Vacant | 8.9% |
| Single-family detached | 69.9% |
| Large apartment buildings | 8.1% |
| Mobile homes | 0.0% |
| Median rooms | 5.6 |
| Avg household size (owned) | 2.29 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.0% |
| 2010–2019 | 2.9% |
| 2000–2009 | 2.2% |
| 1990–1999 | 4.0% |
| 1980–1989 | 8.3% |
| 1970–1979 | 10.0% |
| 1960–1969 | 11.8% |
| 1950–1959 | 16.2% |
| 1940–1949 | 11.2% |
| 1939 or earlier | 33.3% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 9.4% |
| 1 bedroom | 7.4% |
| 2 bedrooms | 31.9% |
| 3 bedrooms | 35.3% |
| 4 bedrooms | 12.1% |
| 5+ bedrooms | 4.0% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 8.3% |
| 1 vehicle | 42.1% |
| 2 vehicles | 34.3% |
| 3 or more | 15.3% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 72.2% |
| Electricity | 23.9% |
| Propane / LP gas | 2.3% |
| Fuel oil | 0.3% |
| Wood | 0.4% |
| No fuel used | 0.8% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 3,415 | 34.2% |
| Cohabiting couple | 725 | 7.3% |
| Male householder, no spouse | 2,084 | 20.9% |
| Female householder, no spouse | 3,765 | 37.7% |
| Households with children under 18 | 2,778 | 27.8% |
| Households with seniors (65+) | 3,030 | 30.3% |
| Average household size | 2.22 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 40.4% | 34.7% |
| Married | 43.7% | 37.0% |
| Separated | 1.0% | 1.2% |
| Widowed | 4.0% | 13.2% |
| Divorced | 10.9% | 14.0% |
Education
Less than 9th grade
3.2%
Some HS, no diploma
5.4%
HS graduate
29.6%
Some college, no degree
21.1%
Associate's degree
7.2%
Bachelor's degree
22.1%
Graduate / professional
11.4%
| Metric | % |
|---|---|
| HS diploma or higher | 91.4% |
| Bachelor's or higher | 33.5% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 388 | 8.0% |
| Kindergarten | 208 | 4.3% |
| Elementary school | 2,031 | 41.9% |
| High school | 894 | 18.5% |
| College / grad school | 1,324 | 27.3% |
Employment
Industry of employment
Education & healthcare
22.7%
Public administration
12.2%
Retail trade
9.3%
Arts, food & hospitality
9.2%
Finance & real estate
9.0%
Manufacturing
8.0%
Professional & management
7.1%
Other services
7.0%
Transportation & utilities
6.3%
Construction
5.0%
Information
1.8%
Wholesale trade
1.3%
Agriculture & mining
1.1%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 37.5% |
| Service | 18.5% |
| Sales & office | 20.4% |
| Natural resources & construction | 7.9% |
| Production & transportation | 15.8% |
Employment type
| Type | % |
|---|---|
| Private sector | 73.7% |
| Government | 21.5% |
| Self-employed | 4.6% |
| Unpaid family workers | 0.2% |
Commute
| Method | % |
|---|---|
| Drive alone | 76.7% |
| Carpool | 8.3% |
| Public transit | 0.8% |
| Walk | 3.3% |
| Work from home | 9.6% |
| Other means | 1.2% |
| Avg commute (minutes) | 16.4 |
Poverty
All people
16.5%
Under 18 years
17.0%
18 and over
16.4%
Married-couple families
5.1%
Female-led households
24.4%
Income support
| Source | % of households |
|---|---|
| Social Security | 31.8% |
| Retirement income | 25.9% |
| Supplemental Security | 5.2% |
| Cash public assistance | 3.3% |
| Food stamps / SNAP | 11.9% |
Health indicators
| Condition | % |
|---|---|
| Obesity | 37.1% |
| High blood pressure | 35.4% |
| High cholesterol | 36.7% |
| Diabetes | 11.8% |
| Heart disease | 6.4% |
| Stroke | 3.1% |
| Asthma | 10.5% |
| Arthritis | 25.6% |
| Kidney disease | 3.1% |
| Pulmonary disease | 6.6% |
| Cancer | 6.8% |
| Behavior / access | % |
|---|---|
| Smoking | 18.0% |
| Binge drinking | 16.5% |
| No physical activity | 23.4% |
| Less than 7 hrs sleep | 31.6% |
| Depression | 21.1% |
| Fair or poor health | 15.0% |
| Poor mental health | 14.5% |
| Poor physical health | 10.3% |
| No health insurance | 16.0% |
| Visited doctor (checkup) | 73.5% |
| Visited dentist | 66.9% |
| Cholesterol screening | 87.0% |
| Teeth loss | 13.9% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 1,411 | 7.9% |
| Disability | % |
|---|---|
| Any disability | 15.9% |
| Under 18 | 5.1% |
| 18–64 years | 13.7% |
| 65 and over | 36.2% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 72.7% |
| Public insurance | 35.6% |
| No insurance | 9.2% |
| Uninsured under 19 | 4.8% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 21,260 | 92.7% |
| Spanish | 403 | 1.9% |
| Other Indo-European | 246 | 1.2% |
| Asian & Pacific Islander | 68 | 0.3% |
| Other languages | 89 | 0.4% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 22,151 | 96.6% |
| Born in same state | 21,968 | 95.8% |
| Born in different state | 15,661 | 68.3% |
| Foreign born | 183 | 0.8% |
| Naturalized citizen | 782 | 3.4% |
| Not a US citizen | 282 | 36.1% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| French | 4,837 | 21.1% |
| Italian | 2,345 | 10.2% |
| Arab | 477 | 2.1% |
| English | 235 | 1% |
| Dutch | 140 | 0.6% |
| Ancestry | Count | % |
|---|---|---|
| Polish | 138 | 0.6% |
| German | 49 | 0.2% |
| Norwegian | 36 | 0.2% |
| Irish | 34 | 0.1% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 43.6% |
| Internet access | 90.6% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 66604
What city is ZIP code 66604 in?
ZIP code 66604 is primarily assigned to Topeka, Kansas.
What county is ZIP code 66604 in?
ZIP code 66604 falls within Shawnee County, Kansas.
What is the poverty rate in ZIP code 66604?
17% of residents in ZIP code 66604 live below the poverty line, above the national average.
What is the typical home value in ZIP code 66604?
The median home value in ZIP code 66604 is $118,500.
What is the population of ZIP code 66604?
ZIP code 66604 has an estimated population of 22,933 residents, with a density of 3,393 people per square mile.
What is the median household income in ZIP code 66604?
The median household income in ZIP code 66604 is $57,191, below the national median of ~$75,000.
What timezone is ZIP code 66604 in?
ZIP code 66604 observes the CST timezone.