Liberty Lake ZIP Codes — Spokane County, WA

There is one unique ZIP code in Liberty Lake, Washington and it is 99019. Area code: 509.

ZIP codes

22.29

sq mi land

1.18

sq mi water

509

area code

Liberty Lake, WA ZIP code map

About Liberty Lake, WA

Liberty Lake, Washington, is a charming city located in Spokane County, known for its scenic beauty and recreational opportunities. Nestled near the Idaho border, it offers a peaceful suburban lifestyle while maintaining close proximity to larger urban centers. The city is a growing community with a vibrant atmosphere, attracting families and outdoor enthusiasts alike.

Location & geography

Liberty Lake is located in the eastern part of Washington State, about 20 miles east of Spokane and just a few miles from the Idaho border. The city is positioned near several neighboring towns, including Post Falls, Idaho, which is approximately 6 miles to the east, and Spokane Valley, around 12 miles to the west. With a land area of 22.29 square miles and a water area of 1.18 square miles, Liberty Lake features a mix of lush landscapes and picturesque water views.

Community & economy

The community of Liberty Lake is characterized by its friendly atmosphere and strong family values, making it a great place to settle down. The local economy benefits from a mix of industries, including retail, manufacturing, and service sectors, providing residents with various job opportunities. Daily life in Liberty Lake often revolves around outdoor activities, with residents enjoying parks, trails, and the beautiful lake for recreation.

Transportation

Liberty Lake is accessible via several key transportation routes, including Interstate 90, which runs just south of the city and connects it to Spokane and beyond. The nearest significant airport is Spokane International Airport, approximately 25 miles west of Liberty Lake, providing both domestic and international flights. Public transit options are primarily offered through regional bus services, making it easy to navigate the area.

History

Founded in the late 20th century, Liberty Lake has grown from a small community into a thriving city. Initially developed as a recreational destination, it has expanded to accommodate residential growth and diverse industries. Notable events in the city's history include the establishment of local parks and the development of community-focused initiatives that continue to enhance the quality of life.

Did you know?

One surprising fact about Liberty Lake is that it has a highly sought-after golf course, the Liberty Lake Golf Course, which draws both local and visiting golf enthusiasts. Additionally, the city is home to several annual community events that foster a strong sense of belonging among its residents.

ZIP codes for Liberty Lake, WA (1)

ZIP code	City	County	Map
99019	Liberty Lake	Spokane	View map

Demographics & statistics

12,245

Population

37.9

Median age

$106,719

Median household income

$50,666

Per capita income

$468,800

Median home value

$1,703

Median monthly rent

68.8%

Home ownership

3.2%

Poverty rate

4.2%

Unemployment

3,498

Housing units

45.9%

Bachelor's or higher

Age distribution

Male Female

393

Under 5

436

606

5–9

672

404

10–14

448

486

15–19

538

192

20–24

213

519

25–34

575

789

35–44

874

740

45–54

819

324

55–59

358

307

60–64

339

650

65–74

720

320

75–84

355

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	3,624	29.6%
18 and over	8,621	70.4%
65 and over	2,213	18.1%
Median age	37.9 years

Race & ethnicity

White 92.9%

Two or more races 3.5%

Asian 1.5%

American Indian / Alaska Native 1%

Hispanic or Latino 0.8%

Other race 0.4%

Group	Count	%
White	11,467	92.9%
Two or more races	429	3.5%
Asian	180	1.5%
American Indian / Alaska Native	122	1%
Hispanic or Latino	103	0.8%
Other race	45	0.4%

Household income

Under $10k 2.4%

$10k–$15k 1.7%

$15k–$25k 1.5%

$25k–$35k 5.6%

$35k–$50k 10.2%

$50k–$75k 11.9%

$75k–$100k 13.7%

$100k–$150k 21.6%

$150k–$200k 6.3%

$200k+ 25.3%

Range	% of households
Under $10k	2.4%
$10k–$15k	1.7%
$15k–$25k	1.5%
$25k–$35k	5.6%
$35k–$50k	10.2%
$50k–$75k	11.9%
$75k–$100k	13.7%
$100k–$150k	21.6%
$150k–$200k	6.3%
$200k+	25.3%
Median income	$106,719

Housing

Home values

Under $50k 0.3%

$100k–$150k 1.1%

$150k–$200k 4.0%

$200k–$300k 8.3%

$300k–$500k 40.3%

$500k–$1M 36.0%

$1M+ 10.0%

Housing overview

Metric	Value
Median home value	$468,800
Median rent / month	$1,703
Owner occupied	68.8%
Renter occupied	31.2%
Vacant	8.7%
Single-family detached	66.3%
Large apartment buildings	9.6%
Mobile homes	1.8%
Median rooms	6.6
Avg household size (owned)	2.77

Year built

Era	%
2020 or later	0.6%
2010–2019	22.6%
2000–2009	25.0%
1990–1999	28.5%
1980–1989	11.3%
1970–1979	6.6%
1960–1969	1.8%
1950–1959	0.3%
1940–1949	0.0%
1939 or earlier	3.4%

Bedrooms

Size	% of units
No bedroom (studio)	0.8%
1 bedroom	3.4%
2 bedrooms	21.5%
3 bedrooms	35.7%
4 bedrooms	27.8%
5+ bedrooms	10.8%

Vehicles per household

Vehicles	% of households
No vehicle	1.7%
1 vehicle	36.3%
2 vehicles	45.7%
3 or more	16.3%

Heating fuel

Fuel type	%
Utility gas	63.8%
Electricity	34.2%
Propane / LP gas	1.0%
Fuel oil	0.3%
No fuel used	0.4%

Households & families

Household type	Count	%
Married-couple family	2,872	64.4%
Cohabiting couple	210	4.7%
Male householder, no spouse	273	6.1%
Female householder, no spouse	1,108	24.8%
Households with children under 18	1,755	39.3%
Households with seniors (65+)	1,463	32.8%
Average household size	2.74

Marital status

Status	Male	Female
Never married	25.1%	17.1%
Married	67.7%	58.4%
Separated	0.0%	0.0%
Widowed	3.3%	9.5%
Divorced	3.9%	15.1%

Education

Less than 9th grade 1.2%

Some HS, no diploma 1.0%

HS graduate 14.5%

Some college, no degree 22.4%

Associate's degree 15.1%

Bachelor's degree 33.1%

Graduate / professional 12.8%

Metric	%
HS diploma or higher	97.8%
Bachelor's or higher	45.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	479	12.8%
Kindergarten	143	3.8%
Elementary school	1,837	49.2%
High school	605	16.2%
College / grad school	673	18.0%

Employment

Industry of employment

Education & healthcare 31.0%

Finance & real estate 13.6%

Professional & management 10.7%

Manufacturing 10.6%

Construction 7.3%

Retail trade 6.4%

Other services 6.2%

Arts, food & hospitality 5.0%

Information 2.6%

Public administration 2.5%

Transportation & utilities 2.0%

Wholesale trade 1.8%

Agriculture & mining 0.5%

Occupation

Category	%
Management, business & arts	51.0%
Service	13.5%
Sales & office	24.5%
Natural resources & construction	4.8%
Production & transportation	6.2%

Employment type

Type	%
Private sector	79.6%
Government	13.0%
Self-employed	7.4%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	60.7%
Carpool	11.8%
Public transit	0.5%
Walk	0.4%
Other means	2.9%
Avg commute (minutes)	20.9

Poverty

All people 3.2%

Under 18 years 0.0%

18 and over 4.5%

Married-couple families 0.0%

Female-led households 8.1%

Income support

Source	% of households
Social Security	37.2%
Retirement income	24.0%
Supplemental Security	7.3%
Cash public assistance	4.6%
Food stamps / SNAP	10.1%

Health indicators

Condition	%
High blood pressure	26.1%
High cholesterol	30.5%
Heart disease	4.9%
Stroke	2.2%
Asthma	10.2%
Arthritis	24.2%
Kidney disease	2.3%
Pulmonary disease	4.6%
Cancer	6.8%

Behavior / access	%
Binge drinking	17.6%
No physical activity	14.3%
Less than 7 hrs sleep	29.3%
Fair or poor health	9.6%
Poor mental health	13.7%
Poor physical health	8.3%
No health insurance	7.1%
Visited doctor (checkup)	70.1%
Visited dentist	75.3%
Cholesterol screening	90.2%
Teeth loss	7.2%

Veterans & disability

Veterans	Count	%
Civilian veterans	921	10.7%

Disability	%
Any disability	11.0%
Under 18	10.4%
18–64 years	7.0%
65 and over	23.5%

Health insurance coverage

Type	%
Private insurance	74.5%
Public insurance	37.1%
Uninsured under 19	2.9%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	11,416	93.2%
Spanish	46	0.4%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	46	0.4%

Place of birth & citizenship

Origin	Count	%
Native born (US)	12,128	99.0%
Born in same state	12,010	98.1%
Born in different state	5,239	42.8%
Foreign born	118	1.0%
Naturalized citizen	117	1.0%
Not a US citizen	112	95.7%

Ancestry

Ancestry	Count	%
French	2,612	21.3%
Italian	2,545	20.8%
Arab	1,603	13.1%
Polish	466	3.8%
Norwegian	141	1.2%

Ancestry	Count	%
Dutch	135	1.1%
English	133	1.1%
German	84	0.7%
Irish	20	0.2%

Technology access

Metric	% of households
Computer access	36.4%
Internet access	98.6%

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

Frequently asked questions

What ZIP codes does Liberty Lake, WA have?

Liberty Lake, WA has one ZIP code: 99019. Each ZIP code serves a distinct delivery area within the city and surrounding region.