Residential delivery area · Washington
ZIP Code 99019: Liberty Lake, WA
ZIP code 99019 uses the postal name Liberty Lake, Washington and lies entirely in Spokane County (Census 2020 ZIP-county file). About 12,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $120,053 (Census Bureau, ACS 2020-2024). By Census place, 24% of its land lies in Liberty Lake; 77% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Liberty Lake · its only residential ZIP
- County
- Spokane County
- Census places
- Liberty Lake
- Metro area
- Spokane-Spokane Valley, WA
- House district
- WA-5 119th Congress
- State
- Washington
- Time zone
- Pacific
- Land area
- 22.3 sq mi · 558 people per sq mi
Where is ZIP code 99019?
99019 centers on 47.637°, -117.075° and covers 22.3 square miles of land plus 1.2 of water. It borders 6 ZIP codes: 99016, 99027, 99023, 83854, 99025, 83814.
The map draws ZIP code areas only. For the streets inside 99019, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 99019 compare with the rest of Spokane County?
| Measure | 99019 | In Spokane County | In WA |
|---|---|---|---|
| People (ACS 2020-2024) | 12,447 | 18th of 48 | 216th of 605 |
| Median household income | $120k | 2nd of 34 | 71st of 363 |
| Median home value | $618k | 1st of 33 | 115th of 392 |
Its median household income is higher than in 90% of U.S. residential ZIP codes, and it is denser than 73% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 99019?
The 2020 Census counted 12,813 people in 99019; the ACS, which samples households over 2020-2024, estimates 12,447. Between the 2010 and 2020 censuses its population grew 34.8% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 12,447
- 2020 Census count
- 12,813+34.8% since 2010 (9,502)
- Households
- 4,872
- Median age
- 39.7
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 99019?
Of the 12,447 people the ACS estimates in 99019, 27.3% are under 18 and 21.3% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (90.5%).
- Under 1827.3%
- 18 to 6451.4%
- 65 and older21.3%
- White, not Hispanic90.5%
- Other or two or more4.6%
- Hispanic or Latino2.7%
- Asian, not Hispanic1.8%
- Black, not Hispanic0.5%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 99019 earn?
Median household income is $120,053 (ACS 2020-2024), the 2nd highest of the 34 ranked ZIP codes in Spokane County. It rose from $104,455 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $120,053
- Income per person
- $57,589
- Below the poverty line
- 4.5%
- Unemployed (of the labor force)
- 2.2%
- Adults 25+ with a bachelor's degree
- 49.7%
- Adjusted gross income per tax return, 2022
- $145,5376,740 returns; wages 53% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 99019?
FHFA's house price index for 99019, built from repeat sales and appraisals of the same homes, rose 106% from 2015 to 2025 and rose 38% from 2020 to 2025, and moved −3.0% in 2025.
- Median home value (owners' estimate)
- $617,800
- Median gross rent
- $1,893
- Homes owned by their occupants
- 68.1%
- Housing units
- 5,438
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 99019?
452 business establishments had a location in this ZIP code in 2023, 97 more than in 2018; the most are in professional, scientific, and technical services (ZIP Code Business Patterns).
- Professional, scientific, and technical services67
- Real estate and rental and leasing59
- Health care and social assistance55
- Construction45
- Retail trade40
- Finance and insurance37
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 99019?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 99016 | Greenacres | 21,615 | $104k | 3.5 mi |
| 99027 | Otis Orchards | 5,992 | $75k | 5.6 mi |
| 99023 | Mica | 800 | $114k | 6.0 mi |
| 83854 | Post Falls, ID | 54,851 | $83k | 7.7 mi |
| 99025 | Newman Lake | 5,668 | $119k | 10.8 mi |
| 83814 | Coeur D Alene, ID | 26,059 | $75k | 19.9 mi |
| 99037 | Veradale | 16,522 | $88k | 5.8 mi (near) |
| 99216 | Spokane | 28,578 | $74k | 7.4 mi (near) |
| 99206 | Spokane | 41,089 | $82k | 8.4 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.