Keller ZIP Codes — Ferry County, WA

There is one unique ZIP code in Keller, Washington and it is 99140. Area code: 509.

ZIP codes

443.11

sq mi land

15.25

sq mi water

509

area code

Keller, WA ZIP code map

About Keller, WA

Keller, Washington, is a small town nestled in the heart of Ferry County. Known for its stunning natural beauty and serene landscapes, Keller offers a unique retreat for those looking to escape the hustle and bustle of urban life. With its rich history and close-knit community, it is a charming place to visit or call home.

Location & geography

Keller is located in the northeastern part of Washington state, approximately 30 miles from the city of Republic and 40 miles from the town of Omak. The town covers a total area of 443.11 square miles, of which 15.25 square miles is water, providing a mix of terrain that includes forests, lakes, and rivers. This beautiful setting makes Keller an attractive spot for outdoor activities like hiking, fishing, and camping.

Community & economy

The community of Keller is characterized by its friendly and welcoming atmosphere, where neighbors know each other by name. The town's economy is mainly supported by industries such as tourism, agriculture, and forestry, which draw locals and visitors alike to partake in the natural resources. Daily life in Keller revolves around community events, outdoor activities, and the appreciation of the surrounding landscape.

Transportation

Keller is accessible via State Route 21, which connects it to nearby towns and cities. The closest major airport is the Omak Airport, located about 40 miles away, providing limited commercial service. This makes Keller a quiet yet reachable destination for those traveling through Ferry County.

History

Keller was founded in the early 20th century as a small settlement catering to the local logging industry. Over the years, it has maintained its historical roots while evolving to focus on tourism and outdoor recreation, attracting visitors to its beautiful landscapes. Notable events in Keller's history include the establishment of recreational facilities that showcase the town's natural beauty.

Did you know?

One surprising fact about Keller is that it is home to the Keller Ferry, one of the few remaining cable ferries operating in Washington state. This ferry not only serves as a vital transportation link but also offers stunning views of the Columbia River.

ZIP codes for Keller, WA (1)

ZIP code	City	County	Map
99140	Keller	Ferry	View map

Demographics & statistics

568

Population

51.3

Median age

$50,430

Median household income

$27,629

Per capita income

$139,300

Median home value

$558

Median monthly rent

72.5%

Home ownership

19.0%

Poverty rate

5.8%

Unemployment

233

Housing units

9.4%

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	96	16.9%
18 and over	472	83.1%
65 and over	174	30.6%
Median age	51.3 years

Race & ethnicity

American Indian / Alaska Native 65.7%

White 22.5%

Two or more races 11.4%

Black or African American 0.4%

Group	Count	%
American Indian / Alaska Native	373	65.7%
White	128	22.5%
Two or more races	65	11.4%
Black or African American	2	0.4%

Household income

Under $10k 6.3%

$10k–$15k 8.6%

$15k–$25k 9.4%

$25k–$35k 11.8%

$35k–$50k 11.8%

$50k–$75k 34.1%

$75k–$100k 3.9%

$100k–$150k 8.2%

$150k–$200k 5.1%

$200k+ 0.8%

Range	% of households
Under $10k	6.3%
$10k–$15k	8.6%
$15k–$25k	9.4%
$25k–$35k	11.8%
$35k–$50k	11.8%
$50k–$75k	34.1%
$75k–$100k	3.9%
$100k–$150k	8.2%
$150k–$200k	5.1%
$200k+	0.8%
Median income	$50,430

Housing

Home values

Under $50k 14.6%

$50k–$100k 3.2%

$100k–$150k 40.0%

$150k–$200k 10.3%

$200k–$300k 20.0%

$300k–$500k 8.6%

$500k–$1M 1.1%

$1M+ 2.2%

Housing overview

Metric	Value
Median home value	$139,300
Median rent / month	$558
Owner occupied	72.5%
Renter occupied	27.5%
Vacant	15.8%
Single-family detached	78.2%
Large apartment buildings	0.0%
Mobile homes	18.2%
Median rooms	5.2
Avg household size (owned)	2.24

Year built

Era	%
2020 or later	0.0%
2010–2019	6.9%
2000–2009	5.6%
1990–1999	4.0%
1980–1989	18.5%
1970–1979	39.3%
1960–1969	16.5%
1950–1959	4.6%
1940–1949	0.0%
1939 or earlier	4.6%

Bedrooms

Size	% of units
No bedroom (studio)	2.0%
1 bedroom	5.6%
2 bedrooms	20.1%
3 bedrooms	54.1%
4 bedrooms	15.5%
5+ bedrooms	2.6%

Vehicles per household

Vehicles	% of households
No vehicle	18.0%
1 vehicle	29.8%
2 vehicles	18.4%
3 or more	33.7%

Heating fuel

Fuel type	%
Utility gas	2.0%
Electricity	14.5%
Propane / LP gas	3.9%
Wood	78.8%

Households & families

Household type	Count	%
Married-couple family	86	33.7%
Cohabiting couple	16	6.3%
Male householder, no spouse	54	21.2%
Female householder, no spouse	99	38.8%
Households with children under 18	48	18.8%
Households with seniors (65+)	131	51.4%
Average household size	2.23

Marital status

Status	Male	Female
Never married	40.8%	22.6%
Married	39.6%	33.5%
Separated	2.6%	7.2%
Widowed	5.3%	14.0%
Divorced	11.7%	22.6%

Education

Less than 9th grade 4.4%

Some HS, no diploma 4.9%

HS graduate 44.3%

Some college, no degree 29.3%

Associate's degree 7.7%

Bachelor's degree 6.1%

Graduate / professional 3.3%

Metric	%
HS diploma or higher	90.6%
Bachelor's or higher	9.4%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	11	11.5%
Kindergarten	5	5.2%
Elementary school	41	42.7%
High school	28	29.2%
College / grad school	11	11.5%

Employment

Industry of employment

Public administration 48.9%

Education & healthcare 17.6%

Agriculture & mining 10.6%

Construction 4.4%

Transportation & utilities 4.4%

Professional & management 3.5%

Retail trade 2.2%

Arts, food & hospitality 2.2%

Manufacturing 1.8%

Finance & real estate 1.8%

Wholesale trade 0.9%

Information 0.9%

Other services 0.9%

Occupation

Category	%
Management, business & arts	35.2%
Service	35.7%
Sales & office	11.0%
Natural resources & construction	11.5%
Production & transportation	6.6%

Employment type

Type	%
Private sector	23.8%
Government	72.7%
Self-employed	3.5%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	88.4%
Carpool	3.6%
Public transit	0.0%
Walk	0.4%
Other means	2.2%
Avg commute (minutes)	26.0

Poverty

All people 19.0%

Under 18 years 33.3%

18 and over 16.1%

Married-couple families 1.2%

Female-led households 22.6%

Income support

Source	% of households
Social Security	55.7%
Retirement income	18.0%
Supplemental Security	7.1%
Cash public assistance	5.5%
Food stamps / SNAP	31.0%

Health indicators

Condition	%
High blood pressure	36.5%
High cholesterol	32.3%
Heart disease	9.2%
Stroke	5.3%
Asthma	14.4%
Arthritis	30.1%
Kidney disease	4.2%
Pulmonary disease	10.6%
Cancer	7.0%

Behavior / access	%
Binge drinking	15.9%
No physical activity	26.7%
Less than 7 hrs sleep	39.0%
Fair or poor health	23.8%
Poor mental health	19.6%
Poor physical health	17.3%
No health insurance	13.2%
Visited doctor (checkup)	70.4%
Visited dentist	51.1%
Cholesterol screening	86.3%
Teeth loss	22.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	35	7.4%

Disability	%
Any disability	30.8%
Under 18	2.1%
18–64 years	21.5%
65 and over	62.6%

Health insurance coverage

Type	%
Private insurance	44.7%
Public insurance	59.5%
Uninsured under 19	15.6%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	539	94.9%
Spanish	12	2.2%
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)	562	98.9%
Born in same state	546	96.1%
Born in different state	423	74.5%
Foreign born	16	2.8%
Naturalized citizen	6	1.1%
Not a US citizen	4	66.7%

Ancestry

Ancestry	Count	%
Arab	46	8.1%
Italian	15	2.6%
French	12	2.1%
Dutch	4	0.7%

Ancestry	Count	%
English	3	0.5%
Polish	3	0.5%
German	2	0.4%

Technology access

Metric	% of households
Computer access	44.9%
Internet access	81.6%

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

Frequently asked questions

What ZIP codes does Keller, WA have?

Keller, WA has one ZIP code: 99140. Each ZIP code serves a distinct delivery area within the city and surrounding region.