66548 ZIP Code — Waterville, KS

Marshall County, Kansas

ZIP code 66548 is located in Waterville, Kansas, within Marshall County. It covers approximately 80.71 square miles and serves a population of 893 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 785.

About ZIP code 66548

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $96,400. Owner-occupancy is high at 87%, well above the national average.

Median household income is $71,500. The poverty rate of 6% is below the national average. 42% 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 18 minutes is near the national average.

College attainment at 15% is below the national average, consistent with a trades and production-oriented local economy.

Overall, ZIP code 66548 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.

893

population

80.71

sq mi land

Standard

ZIP type

Central (CT)

timezone

66548 ZIP code map

Cities in ZIP code 66548

Below are the cities the US Postal Service accepts for ZIP code 66548. Using any city not on this list may result in mail delivery delays.

City	Status
Waterville	Preferred

Nearby ZIP codes

66933 Barnes (6.1 mi) 66411 Blue Rapids (6.4 mi) 66943 Greenleaf (11.5 mi) 66508 Marysville (13.5 mi) 66945 Hanover (14.1 mi) 66412 Bremen (15 mi) 66554 Randolph (15.1 mi) 66427 Frankfort (15.6 mi) 66438 Home (16 mi) 66520 Olsburg (19 mi) 67447 Green (19.4 mi) 66968 Washington (19.9 mi)

Demographics updated 05/2026

Population
Total population	893
Population density	11 / sq mi
State FIPS	20
County FIPS	117

Geography
Land area	80.71 sq mi
Water area	0.48 sq mi
Latitude	39.6896
Longitude	-96.7505
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	39.5%	46.5%	41.1%
$50k – $100k	44.0%	35.6%	32.2%
$100k – $200k	9.4%	15.0%	21.0%
Over $200k	7.1%	2.9%	5.7%

Demographics & statistics

893

Population

People per sq mi

45.2

Median age

$71,500

Median household income

$32,411

Per capita income

$96,400

Median home value

$654

Median monthly rent

86.6%

Home ownership

5.5%

Poverty rate

0.4%

Unemployment

405

Housing units

14.7%

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

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	172	19.3%
18 and over	721	80.7%
65 and over	232	26.0%
Median age	45.2 years

Race & ethnicity

White 83.9%

Two or more races 8.4%

Hispanic or Latino 4.3%

Other race 3.2%

American Indian / Alaska Native 0.2%

Group	Count	%
White	783	83.9%
Two or more races	78	8.4%
Hispanic or Latino	40	4.3%
Other race	30	3.2%
American Indian / Alaska Native	2	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	39.5%	46.5%	41.1%
$50k – $100k	44.0%	35.6%	32.2%
$100k – $200k	9.4%	15.0%	21.0%
Over $200k	7.1%	2.9%	5.7%

Under $10k 1.3%

$10k–$15k 3.5%

$15k–$25k 8.3%

$25k–$35k 15.3%

$35k–$50k 11.3%

$50k–$75k 24.7%

$75k–$100k 11.8%

$100k–$150k 14.5%

$150k–$200k 3.5%

$200k+ 5.6%

Range	% of households
Under $10k	1.3%
$10k–$15k	3.5%
$15k–$25k	8.3%
$25k–$35k	15.3%
$35k–$50k	11.3%
$50k–$75k	24.7%
$75k–$100k	11.8%
$100k–$150k	14.5%
$150k–$200k	3.5%
$200k+	5.6%
Median income	$71,500

Housing

Home values

Under $50k 21.4%

$50k–$100k 32.6%

$100k–$150k 23.9%

$150k–$200k 6.5%

$200k–$300k 12.1%

$300k–$500k 2.8%

$500k–$1M 0.6%

Housing overview

Metric	Value
Median home value	$96,400
Median rent / month	$654
Owner occupied	86.6%
Renter occupied	13.4%
Vacant	18.2%
Single-family detached	96.3%
Large apartment buildings	0.0%
Mobile homes	0.0%
Median rooms	6.7
Avg household size (owned)	2.55

Year built

Era	%
2020 or later	0.0%
2010–2019	0.2%
2000–2009	5.5%
1990–1999	2.2%
1980–1989	6.6%
1970–1979	13.6%
1960–1969	18.9%
1950–1959	5.7%
1940–1949	5.1%
1939 or earlier	42.2%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	4.2%
2 bedrooms	34.9%
3 bedrooms	30.3%
4 bedrooms	24.6%
5+ bedrooms	5.9%

Vehicles per household

Vehicles	% of households
No vehicle	4.3%
1 vehicle	24.2%
2 vehicles	26.3%
3 or more	45.2%

Heating fuel

Fuel type	%
Utility gas	53.5%
Electricity	30.6%
Propane / LP gas	14.5%
Wood	0.8%
No fuel used	0.5%

Households & families

Household type	Count	%
Married-couple family	222	59.7%
Cohabiting couple	11	3.0%
Male householder, no spouse	69	18.5%
Female householder, no spouse	70	18.8%
Households with children under 18	79	21.2%
Households with seniors (65+)	180	48.4%
Average household size	2.40

Marital status

Status	Male	Female
Never married	17.8%	28.5%
Married	59.7%	53.6%
Separated	6.3%	3.4%
Widowed	5.3%	10.0%
Divorced	10.9%	4.5%

Education

Less than 9th grade 2.2%

Some HS, no diploma 6.6%

HS graduate 35.0%

Some college, no degree 21.7%

Associate's degree 19.8%

Bachelor's degree 10.0%

Graduate / professional 4.7%

Metric	%
HS diploma or higher	91.1%
Bachelor's or higher	14.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	27	16.8%
Kindergarten	15	9.3%
Elementary school	58	36.0%
High school	27	16.8%
College / grad school	34	21.1%

Employment

Industry of employment

Education & healthcare 29.3%

Manufacturing 20.7%

Agriculture & mining 13.8%

Retail trade 10.2%

Professional & management 6.9%

Construction 5.9%

Public administration 3.0%

Other services 2.8%

Finance & real estate 2.6%

Arts, food & hospitality 2.2%

Transportation & utilities 1.8%

Wholesale trade 1.0%

Occupation

Category	%
Management, business & arts	32.9%
Service	17.9%
Sales & office	16.9%
Natural resources & construction	10.8%
Production & transportation	21.5%

Employment type

Type	%
Private sector	75.6%
Government	16.1%
Self-employed	7.9%
Unpaid family workers	0.4%

Commute

Method	%
Drive alone	82.3%
Carpool	9.5%
Public transit	0.0%
Walk	5.6%
Work from home	0.6%
Other means	2.0%
Avg commute (minutes)	17.8

Poverty

All people 5.5%

Under 18 years 4.1%

18 and over 5.8%

Married-couple families 0.9%

Female-led households 20.0%

Income support

Source	% of households
Social Security	41.7%
Retirement income	29.6%
Supplemental Security	4.8%
Cash public assistance	0.3%
Food stamps / SNAP	5.6%

Health indicators

Condition	%
Obesity	36.4%
High blood pressure	38.3%
High cholesterol	37.8%
Diabetes	11.2%
Heart disease	8.0%
Stroke	3.5%
Asthma	9.2%
Arthritis	27.4%
Kidney disease	3.3%
Pulmonary disease	7.5%
Cancer	8.2%

Behavior / access	%
Smoking	18.5%
Binge drinking	16.7%
No physical activity	24.9%
Less than 7 hrs sleep	30.5%
Depression	18.4%
Fair or poor health	14.0%
Poor mental health	13.2%
Poor physical health	10.5%
No health insurance	13.8%
Visited doctor (checkup)	75.0%
Visited dentist	63.9%
Cholesterol screening	89.8%
Teeth loss	13.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	41	5.7%

Disability	%
Any disability	8.6%
Under 18	0.0%
18–64 years	6.3%
65 and over	19.8%

Health insurance coverage

Type	%
Private insurance	71.6%
Public insurance	37.8%
No insurance	3.5%
Uninsured under 19	3.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	829	92.8%
Spanish	3	0.4%
Other Indo-European	0	0.0%
Asian & Pacific Islander	3	0.4%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	889	99.6%
Born in same state	855	95.7%
Born in different state	690	77.3%
Foreign born	34	3.8%
Naturalized citizen	4	0.4%
Not a US citizen	4	100.0%

Ancestry

Ancestry	Count	%
French	152	17%
Italian	135	15.1%
Arab	53	5.9%

Ancestry	Count	%
Polish	11	1.2%
English	7	0.8%
German	2	0.2%

Technology access

Metric	% of households
Computer access	41.7%
Internet access	88.7%

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

Frequently asked questions about ZIP code 66548

What city is ZIP code 66548 in?

ZIP code 66548 is primarily assigned to Waterville, Kansas.

What county is ZIP code 66548 in?

ZIP code 66548 falls within Marshall County, Kansas.

Does ZIP code 66548 have an older population?

26% of residents in ZIP code 66548 are 65 or older, above the national average of ~17%.

Is ZIP code 66548 mostly owner-occupied?

87% of occupied units in ZIP code 66548 are owner-occupied, well above the national average.

How educated is the population of ZIP code 66548?

15% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

Does ZIP code 66548 have a large retiree population?

42% of households in ZIP code 66548 receive Social Security income, suggesting a significant retiree or disability population.

What timezone is ZIP code 66548 in?

ZIP code 66548 observes the CST timezone.