66735 ZIP Code — Franklin, KS

Crawford County, Kansas

ZIP code 66735 is located in Franklin, Kansas, within Crawford County. It covers approximately 4.60 square miles and serves a population of 788 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 620.

About ZIP code 66735

The housing stock consists of predominantly single-family detached homes. Much of the housing stock is relatively new, reflecting recent development activity. Owner-occupancy is high at 78%, well above the national average.

Median household income is $56,800. Poverty affects 40% of residents, above the national average.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 15 minutes is near the national average.

Educational attainment is near the national average, with 29% of residents holding a bachelor's degree or higher.

Health indicators show elevated rates of smoking (22%) compared to national benchmarks.

Overall, ZIP code 66735 reflects a community defined by economic challenges above the national average and high homeownership.

788

population

4.60

sq mi land

Standard

ZIP type

Central (CT)

timezone

66735 ZIP code map

Cities in ZIP code 66735

Below are the cities the US Postal Service accepts for ZIP code 66735. Using any city not on this list may result in mail delivery delays.

City	Status
Franklin	Acceptable

Demographics updated 05/2026

Population
Total population	788
Population density	171 / sq mi
State FIPS	20
County FIPS	037

Geography
Land area	4.60 sq mi
Water area	0.03 sq mi
Latitude	37.5208
Longitude	-94.7141
Timezone	Central (CT)
Area code	620

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	71.6%	57.8%	41.1%
$50k – $100k	28.4%	26.9%	32.2%
$100k – $200k	0.0%	12.9%	21.0%
Over $200k	0.0%	2.4%	5.7%

Demographics & statistics

788

Population

171

People per sq mi

24.4

Median age

$56,800

Median household income

$21,001

Per capita income

Median home value

$952

Median monthly rent

77.8%

Home ownership

40.0%

Poverty rate

8.3%

Unemployment

179

Housing units

29.0%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

← Male

Female →

Age summary

Group	Count	%
Under 18	235	29.8%
18 and over	553	70.2%
65 and over	16	2.0%
Median age	24.4 years

Race & ethnicity

White 99.1%

Two or more races 0.9%

Group	Count	%
White	781	99.1%
Two or more races	7	0.9%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	71.6%	57.8%	41.1%
$50k – $100k	28.4%	26.9%	32.2%
$100k – $200k	0.0%	12.9%	21.0%
Over $200k	0.0%	2.4%	5.7%

$10k–$15k 28.7%

$25k–$35k 7.0%

$35k–$50k 3.5%

$50k–$75k 41.3%

$75k–$100k 7.4%

$100k–$150k 5.7%

$150k–$200k 6.5%

Range	% of households
$10k–$15k	28.7%
$25k–$35k	7.0%
$35k–$50k	3.5%
$50k–$75k	41.3%
$75k–$100k	7.4%
$100k–$150k	5.7%
$150k–$200k	6.5%
Median income	$56,800

Housing

Home values

Under $50k 28.5%

$50k–$100k 23.5%

$150k–$200k 7.3%

$200k–$300k 36.9%

$300k–$500k 3.9%

Housing overview

Metric	Value
Median home value	$0
Median rent / month	$952
Owner occupied	77.8%
Renter occupied	22.2%
Vacant	0.0%
Single-family detached	80.4%
Large apartment buildings	0.0%
Mobile homes	19.6%
Median rooms	6.4
Avg household size (owned)	2.71

Year built

Era	%
2020 or later	0.0%
2010–2019	25.2%
2000–2009	16.1%
1990–1999	19.6%
1980–1989	0.0%
1970–1979	3.5%
1960–1969	4.3%
1950–1959	17.4%
1940–1949	0.0%
1939 or earlier	13.9%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	0.0%
2 bedrooms	25.7%
3 bedrooms	47.0%
4 bedrooms	10.0%
5+ bedrooms	17.4%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	15.7%
2 vehicles	50.0%
3 or more	34.3%

Heating fuel

Fuel type	%
Utility gas	67.8%
Electricity	28.7%
Propane / LP gas	3.5%

Households & families

Household type	Count	%
Married-couple family	129	56.1%
Cohabiting couple	0	0.0%
Male householder, no spouse	0	0.0%
Female householder, no spouse	101	43.9%
Households with children under 18	102	44.3%
Households with seniors (65+)	14	6.1%
Average household size	3.43

Marital status

Status	Male	Female
Never married	33.4%	28.0%
Married	66.6%	57.4%
Separated	0.0%	0.0%
Widowed	0.0%	3.5%
Divorced	0.0%	11.1%

Education

Less than 9th grade 2.6%

Some HS, no diploma 14.6%

HS graduate 37.6%

Some college, no degree 16.2%

Associate's degree 0.0%

Bachelor's degree 22.5%

Graduate / professional 6.5%

Metric	%
HS diploma or higher	82.8%
Bachelor's or higher	29.0%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	0	0.0%
Elementary school	168	63.9%
High school	35	13.3%
College / grad school	60	22.8%

Employment

Industry of employment

Education & healthcare 54.4%

Manufacturing 21.2%

Professional & management 8.3%

Construction 7.1%

Retail trade 4.8%

Public administration 4.3%

Occupation

Category	%
Management, business & arts	45.3%
Service	18.1%
Sales & office	17.4%
Natural resources & construction	4.5%
Production & transportation	14.6%

Employment type

Type	%
Private sector	63.5%
Government	31.5%
Self-employed	5.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	83.1%
Carpool	10.1%
Public transit	0.0%
Walk	0.0%
Work from home	6.8%
Other means	0.0%
Avg commute (minutes)	15.0

Poverty

All people 40.0%

Under 18 years 57.9%

18 and over 32.4%

Married-couple families 7.8%

Female-led households 57.3%

Income support

Source	% of households
Social Security	19.1%
Retirement income	7.4%
Supplemental Security	8.7%
Cash public assistance	6.5%
Food stamps / SNAP	4.3%

Health indicators

Condition	%
Obesity	37.1%
High blood pressure	35.3%
High cholesterol	33.6%
Diabetes	10.8%
Heart disease	7.2%
Stroke	3.3%
Asthma	9.8%
Arthritis	26.3%
Kidney disease	3.1%
Pulmonary disease	7.8%
Cancer	6.8%

Behavior / access	%
Smoking	22.4%
Binge drinking	18.9%
No physical activity	25.3%
Less than 7 hrs sleep	33.3%
Depression	20.7%
Fair or poor health	15.6%
Poor mental health	14.8%
Poor physical health	11.3%
No health insurance	15.0%
Visited doctor (checkup)	75.0%
Visited dentist	60.0%
Cholesterol screening	87.5%
Teeth loss	17.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	37	6.7%

Disability	%
Any disability	14.5%
Under 18	0.0%
18–64 years	21.2%
65 and over	0.0%

Health insurance coverage

Type	%
Private insurance	76.1%
Public insurance	24.1%
No insurance	6.6%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	756	95.9%
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)	788	100.0%
Born in same state	788	100.0%
Born in different state	540	68.5%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Italian	65	8.2%
French	60	7.6%
Arab	36	4.6%

Ancestry	Count	%
Irish	24	3%
Dutch	7	0.9%

Technology access

Metric	% of households
Computer access	29.2%
Internet access	92.2%

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

Frequently asked questions about ZIP code 66735

What city is ZIP code 66735 in?

ZIP code 66735 is primarily assigned to Franklin, Kansas.

What county is ZIP code 66735 in?

ZIP code 66735 falls within Crawford County, Kansas.

What is the poverty rate in ZIP code 66735?

40% of residents in ZIP code 66735 live below the poverty line, above the national average.

What is the population of ZIP code 66735?

ZIP code 66735 has an estimated population of 788 residents, with a density of 171 people per square mile.

What is the median household income in ZIP code 66735?

The median household income in ZIP code 66735 is $56,800, below the national median of ~$75,000.

What timezone is ZIP code 66735 in?

ZIP code 66735 observes the CST timezone.