Haddam ZIP Codes — Washington County, KS

There is one unique ZIP code in Haddam, Kansas and it is 66944. Area code: 785.
1
ZIP codes
93.20
sq mi land
0.21
sq mi water
785
area code
Haddam, KS ZIP code map

About Haddam, KS

Haddam is a small city located in Kansas, specifically within Washington County. With its rich rural atmosphere and tight-knit community, it embodies the charm of small-town life. Residents enjoy a peaceful environment surrounded by the beauty of the Kansas landscape.

Location & geography

Geographically, Haddam is situated in the northeastern part of Kansas, providing easy access to both natural and urban attractions. The city is roughly 24 miles southwest of the larger town of Marysville and about 30 miles northwest of the city of Junction City. The area encompasses 93.20 square miles of land and includes a small water area of 0.21 square miles, contributing to its scenic countryside.

Community & economy

The character of Haddam is defined by its friendly residents and a community spirit that fosters strong relationships among neighbors. The local economy is primarily driven by agriculture, with farming being a significant industry in the area. Daily life in Haddam reflects a slower pace, where community events and gatherings promote a sense of belonging and camaraderie.

Transportation

Haddam is conveniently located near several major highways, including U.S. Route 36, which facilitates travel to nearby cities and attractions. The nearest airport is the Manhattan Regional Airport, located approximately 40 miles away, offering both regional and limited national flights. Public transit options are limited, but the city maintains a peaceful rural atmosphere, ideal for driving.

History

Haddam was founded in the late 19th century during a period of settlement and development in Kansas. The city has historically been an agricultural hub, with farming being the key industry that has shaped its economy. Over the years, Haddam has maintained its rural charm while also celebrating local traditions and community events.

Did you know?

A little-known fact about Haddam is that it has only one ZIP code, which is 66944, reflecting its small size. Additionally, its location within Washington County positions it among several scenic areas that attract visitors looking for a quiet retreat.

ZIP codes for Haddam, KS (1)
ZIP code City County Map
66944 Haddam Washington View map

Demographics & statistics

321
Population
60.3
Median age
$80,781
Median household income
$45,189
Per capita income
$227,400
Median home value
$0
Median monthly rent
98.0%
Home ownership
0.9%
Poverty rate
0.0%
Unemployment
131
Housing units
52.3%
Bachelor's or higher

Age distribution

Male Female
9
Under 5
7
27
5–9
20
9
10–14
7
1
15–19
0
2
20–24
2
16
25–34
12
13
35–44
9
10
45–54
8
3
55–59
3
42
60–64
32
43
65–74
32
2
75–84
1
6
85+
5
← Male
Female →

Age summary

GroupCount%
Under 188024.9%
18 and over24175.1%
65 and over8927.7%
Median age60.3 years

Race & ethnicity

White 100%
GroupCount%
White321100%

Household income

Under $10k 1.0%
$10k–$15k 2.0%
$15k–$25k 4.0%
$25k–$35k 10.9%
$50k–$75k 29.7%
$75k–$100k 23.8%
$100k–$150k 4.0%
$200k+ 24.8%
Range% of households
Under $10k1.0%
$10k–$15k2.0%
$15k–$25k4.0%
$25k–$35k10.9%
$50k–$75k29.7%
$75k–$100k23.8%
$100k–$150k4.0%
$200k+24.8%
Median income$80,781

Housing

Home values

Under $50k 35.4%
$50k–$100k 2.0%
$100k–$150k 1.0%
$200k–$300k 36.4%
$300k–$500k 25.3%

Housing overview

MetricValue
Median home value$227,400
Median rent / month$0
Owner occupied98.0%
Renter occupied2.0%
Vacant24.1%
Single-family detached96.2%
Large apartment buildings0.0%
Mobile homes3.8%
Median rooms5.8
Avg household size (owned)3.21

Year built

Era%
2020 or later0.0%
2010–201916.5%
2000–20099.0%
1990–19990.0%
1980–19899.0%
1970–19792.3%
1960–19693.8%
1950–19591.5%
1940–19496.0%
1939 or earlier51.9%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom3.8%
2 bedrooms60.9%
3 bedrooms10.5%
4 bedrooms24.8%
5+ bedrooms0.0%

Vehicles per household

Vehicles% of households
No vehicle2.0%
1 vehicle19.8%
2 vehicles25.7%
3 or more52.5%

Heating fuel

Fuel type%
Utility gas35.6%
Electricity4.0%
Propane / LP gas60.4%

Households & families

Household typeCount%
Married-couple family7069.3%
Cohabiting couple65.9%
Male householder, no spouse1312.9%
Female householder, no spouse1211.9%
Households with children under 183029.7%
Households with seniors (65+)3029.7%
Average household size3.18

Marital status

StatusMaleFemale
Never married4.5%11.4%
Married46.8%73.9%
Separated0.0%0.0%
Widowed0.6%13.6%
Divorced48.1%1.1%

Education

Less than 9th grade 0.4%
Some HS, no diploma 1.3%
HS graduate 9.7%
Some college, no degree 35.0%
Associate's degree 1.3%
Bachelor's degree 24.9%
Graduate / professional 27.4%
Metric%
HS diploma or higher98.3%
Bachelor's or higher52.3%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool3656.3%
Kindergarten34.7%
Elementary school2437.5%
High school11.6%
College / grad school00.0%

Employment

Industry of employment

Agriculture & mining 24.0%
Manufacturing 19.2%
Education & healthcare 16.3%
Information 14.4%
Transportation & utilities 10.6%
Construction 4.8%
Retail trade 4.8%
Finance & real estate 4.8%
Arts, food & hospitality 1.0%

Occupation

Category%
Management, business & arts58.7%
Service0.0%
Sales & office8.7%
Natural resources & construction1.0%
Production & transportation31.7%

Employment type

Type%
Private sector44.2%
Government16.3%
Self-employed36.5%
Unpaid family workers2.9%

Commute

Method%
Drive alone56.7%
Carpool9.6%
Public transit0.0%
Walk0.0%
Other means10.6%
Avg commute (minutes)41.1

Poverty

All people 0.9%
Under 18 years 0.0%
18 and over 1.2%
Married-couple families 0.0%
Female-led households 0.0%

Income support

Source% of households
Social Security18.8%
Retirement income12.9%
Supplemental Security0.0%
Cash public assistance0.0%
Food stamps / SNAP5.0%

Health indicators

Condition%
High blood pressure41.7%
High cholesterol40.3%
Heart disease9.5%
Stroke4.2%
Asthma9.3%
Arthritis33.2%
Kidney disease3.9%
Pulmonary disease9.0%
Cancer9.8%
Behavior / access%
Binge drinking14.3%
No physical activity26.5%
Less than 7 hrs sleep30.9%
Fair or poor health16.3%
Poor mental health12.2%
Poor physical health12.0%
No health insurance13.1%
Visited doctor (checkup)78.3%
Visited dentist63.3%
Cholesterol screening92.0%
Teeth loss14.2%

Veterans & disability

VeteransCount%
Civilian veterans6225.7%
Disability%
Any disability5.6%
Under 181.3%
18–64 years4.6%
65 and over11.2%

Health insurance coverage

Type%
Private insurance65.1%
Public insurance35.8%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only30595.0%
Spanish00.0%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)321100.0%
Born in same state321100.0%
Born in different state19259.8%
Foreign born00.0%
Naturalized citizen00.0%
Not a US citizen00.0%

Ancestry

AncestryCount%
French12238%
Italian7924.6%
AncestryCount%
Arab51.6%

Technology access

Metric% of households
Computer access31.5%
Internet access95.0%

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

Frequently asked questions
What ZIP codes does Haddam, KS have?
Haddam, KS has one ZIP code: 66944. Each ZIP code serves a distinct delivery area within the city and surrounding region.
Need the complete Kansas ZIP code database? Download all KS ZIP codes — Excel, CSV, or Access. Includes lat/lng, county FIPS & timezone.
Download database →