66621 ZIP Code — Topeka, KS

Shawnee County, Kansas

ZIP code 66621 is located in Topeka, Kansas, within Shawnee County. It covers approximately 0.20 square miles and serves a population of 656 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 785.

About ZIP code 66621

The housing stock consists of a mix of housing types.

The dominant occupation class is service, with education and healthcare as the leading industry. The average commute of 12 minutes is near the national average. Remote work is prevalent — 49% of workers work from home.

Educational attainment is high — 77% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 66621 reflects a community defined by a highly educated population and a high rate of remote workers.

656

population

0.20

sq mi land

Standard

ZIP type

Central (CT)

timezone

66621 ZIP code map

Cities in ZIP code 66621

Below are the cities the US Postal Service accepts for ZIP code 66621. Using any city not on this list may result in mail delivery delays.

City	Status
Topeka	Preferred

Nearby ZIP codes

66683 Topeka (0.1 mi) 66622 Topeka (0.2 mi) 66626 Topeka (0.2 mi) 66620 Topeka (0.2 mi) 66636 Topeka (0.2 mi) 66625 Topeka (0.2 mi) 66629 Topeka (0.2 mi) 66699 Topeka (0.2 mi) 66603 Topeka (0.4 mi) 66612 Topeka (0.7 mi) 66608 Topeka (1.8 mi) 66607 Topeka (2.4 mi)

Demographics updated 05/2026

Population
Total population	656
Population density	3,280 / sq mi
State FIPS	20
County FIPS	177

Geography
Land area	0.20 sq mi
Water area	0.00 sq mi
Latitude	39.0501
Longitude	-95.6736
Timezone	Central (CT)
Area code	785

Total population by age

Gender

Race & ethnicity

Demographics & statistics

656

Population

3,280

People per sq mi

19.4

Median age

Median household income

$4,901

Per capita income

Median home value

Median monthly rent

0.0%

Home ownership

0.0%

Poverty rate

29.4%

Unemployment

Housing units

76.5%

Bachelor's or higher

Age distribution

Male Female

201

15–19

224

101

20–24

113

25–34

← Male

Female →

Age summary

Group	Count	%
Under 18	12	1.8%
18 and over	644	98.2%
65 and over	0	0.0%
Median age	19.4 years

Race & ethnicity

White 64.1%

Two or more races 15.9%

Hispanic or Latino 8.8%

Asian 7.8%

Black or African American 3.5%

Group	Count	%
White	461	64.1%
Two or more races	114	15.9%
Hispanic or Latino	63	8.8%
Asian	56	7.8%
Black or African American	25	3.5%

Household income

Housing

Home values

Housing overview

Metric	Value
Median home value	$0
Median rent / month	$0
Owner occupied	0.0%
Renter occupied	0.0%
Vacant	0.0%
Single-family detached	0.0%
Large apartment buildings	0.0%
Mobile homes	0.0%
Median rooms	0.0
Avg household size (owned)	0.00

Year built

Era	%
2020 or later	0.0%
2010–2019	0.0%
2000–2009	0.0%
1990–1999	0.0%
1980–1989	0.0%
1970–1979	0.0%
1960–1969	0.0%
1950–1959	0.0%
1940–1949	0.0%
1939 or earlier	0.0%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	0.0%
2 bedrooms	0.0%
3 bedrooms	0.0%
4 bedrooms	0.0%
5+ bedrooms	0.0%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	0.0%
2 vehicles	0.0%
3 or more	0.0%

Heating fuel

Fuel type	%

Households & families

Household type	Count	%
Married-couple family	0	0.0%
Cohabiting couple	0	0.0%
Male householder, no spouse	0	0.0%
Female householder, no spouse	0	0.0%
Households with children under 18	0	0.0%
Households with seniors (65+)	0	0.0%
Average household size	0.00

Marital status

Status	Male	Female
Never married	100.0%	100.0%
Married	0.0%	0.0%
Separated	0.0%	0.0%
Widowed	0.0%	0.0%
Divorced	0.0%	0.0%

Education

Less than 9th grade 0.0%

Some HS, no diploma 0.0%

HS graduate 23.5%

Some college, no degree 0.0%

Associate's degree 0.0%

Bachelor's degree 76.5%

Graduate / professional 0.0%

Metric	%
HS diploma or higher	100.0%
Bachelor's or higher	76.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	0	0.0%
Elementary school	0	0.0%
High school	0	0.0%
College / grad school	656	100.0%

Employment

Industry of employment

Education & healthcare 54.4%

Retail trade 19.7%

Other services 8.8%

Arts, food & hospitality 7.9%

Manufacturing 5.3%

Construction 2.2%

Finance & real estate 1.8%

Occupation

Category	%
Management, business & arts	7.0%
Service	49.6%
Sales & office	34.2%
Natural resources & construction	2.2%
Production & transportation	7.0%

Employment type

Type	%
Private sector	59.2%
Government	40.8%
Self-employed	0.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	46.0%
Carpool	1.5%
Public transit	0.0%
Walk	4.0%
Work from home	48.5%
Other means	0.0%
Avg commute (minutes)	11.9

Poverty

All people 0.0%

Under 18 years 0.0%

18 and over 0.0%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	0.0%
Retirement income	0.0%
Supplemental Security	0.0%
Cash public assistance	0.0%
Food stamps / SNAP	0.0%

Health indicators

Condition	%
Obesity	21.2%
High blood pressure	8.3%
High cholesterol	10.1%
Diabetes	1.2%
Heart disease	0.6%
Stroke	0.3%
Asthma	11.7%
Arthritis	3.5%
Kidney disease	0.6%
Pulmonary disease	1.4%
Cancer	0.7%

Behavior / access	%
Smoking	8.2%
Binge drinking	22.5%
No physical activity	13.5%
Less than 7 hrs sleep	26.8%
Depression	24.9%
Fair or poor health	5.5%
Poor mental health	19.8%
Poor physical health	3.8%
No health insurance	13.5%
Visited doctor (checkup)	66.6%
Visited dentist	74.6%
Cholesterol screening	70.7%
Teeth loss	0.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	0	0.0%

Disability	%
Any disability	5.9%
Under 18	0.0%
18–64 years	6.1%
65 and over	0.0%

Health insurance coverage

Type	%
Private insurance	89.6%
Public insurance	2.7%
No insurance	9.6%
Uninsured under 19	12.4%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	656	100.0%
Spanish	9	1.4%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	9	1.4%

Place of birth & citizenship

Origin	Count	%
Native born (US)	548	83.5%
Born in same state	548	83.5%
Born in different state	296	45.1%
Foreign born	0	0.0%
Naturalized citizen	108	16.5%
Not a US citizen	44	40.7%

Ancestry

Ancestry	Count	%
Italian	72	11%
French	11	1.7%

Ancestry	Count	%
English	5	0.8%

Technology access

Metric	% of households
Computer access	0.0%
Internet access	0.0%

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

Frequently asked questions about ZIP code 66621

What city is ZIP code 66621 in?

ZIP code 66621 is primarily assigned to Topeka, Kansas.

What county is ZIP code 66621 in?

ZIP code 66621 falls within Shawnee County, Kansas.

How educated is the population of ZIP code 66621?

77% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

What is the population of ZIP code 66621?

ZIP code 66621 has an estimated population of 656 residents, with a density of 3,248 people per square mile.

What timezone is ZIP code 66621 in?

ZIP code 66621 observes the CST timezone.