Medical Lake, WA · standard
ZIP Code 99022
Spokane County, Washington - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 8,820
- 49/sq mi Moderate-density area
- $93,812
- Median income Above-median income area
- $389,700
- Median home value Above-median home value
- 34.3%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Medical Lake pairs an upper-quartile household income with upper-quartile home values, in a rural, homeowner-dominated area.
- Top 23%
- household income, US ZIPs
- Top 22%
- home value, US ZIPs
- 49
- people per sq mi
- 79%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 99022 against every reporting US ZIP.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 99022 (Medical Lake, WA) rose +8.7% from 2023 to 2024. The all-transactions index moved from 313.0 in 2023 to 340.1 in 2024 (2000 = 100).
ZIP code 99022 is a mid-sized community (a standard USPS delivery area) in Medical Lake, Spokane County, Washington, home to 8,820 residents across 178.5 square miles, a density of 49 people per square mile, in the Los Angeles time zone.
ZIP 99022 lands in the middle-income range, with a median household income of $93,812 (3% above the average Washington ZIP), while per-capita income is $39,344. Both reported hardship measures are comparatively low in absolute terms: poverty is 5.2% and unemployment is 2.2%. Home values sit below the statewide ZIP benchmark: the median is $389,700 (24% below the average Washington ZIP), and median rent is $789; owner occupancy is 78.9%.
A solid share of residents have a four-year degree: 34.3% of adults hold a bachelor's degree or higher, the median age is 43.5, and the average commute is 23 minutes. The page also surfaces 3 ZIP codes within roughly 10 miles and 6 more in Spokane County, so 99022 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Top industries in ZIP 99022
Top 5 sectors by establishment count in Medical Lake, WA
Which industries have the most business establishments in ZIP 99022.
- Construction
Construction
29 establishments
- Health care and social assistance
Health care and social assistance
13 establishments
- Other services (except public administration) 11
Other services (except public administration)
11 establishments
- Accommodation and food services 10
Accommodation and food services
10 establishments
- Retail trade 8
Retail trade
8 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 99022, Medical Lake, WA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
8,820
Population
178.5
Area (sq mi)
49
People / sq mi
Los Angeles
Time Zone
standard
ZIP Type
Who lives in ZIP 99022?
43.5
Median Age
52.2%
Male
47.8%
Female
5.1%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$93,812
Median Household Income
+3% vs state ZIP avg
$39,344
Per Capita Income
5.2%
Poverty Rate
2.2%
Unemployment Rate
23.4 min
Mean Commute Time
How ZIP 99022 ranks among Washington ZIPs
Medical Lake, WA household income vs. every Washington ZIP code
Median household income among 547 reporting Washington ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$93,812 Top 39% higher than 61% of 547 Washington ZIPs
Each bar is a $20K-wide band; taller bars hold more Washington ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
3,811housing units
3,811
Total Housing Units
3,533
Occupied Units
278
Vacant Units
2.32
Avg Household Size
Occupancy Type
$389,700
Median Home Value
-24% vs state ZIP avg
$789
Median Rent
1988
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+8.7%
YoY Change (2024)
340
HPI Index (2000 = 100)
+240%
Total Change Since 2000
Home values in ZIP 99022 have increased 8.7% over the past year (2024). Since 2000, this ZIP has seen +240% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +3.9% | 227 |
| 2021 | +20.1% | 273 |
| 2022 | +18.6% | 323 |
| 2023 | -3.2% | 313 |
| 2024 | +8.7% | 340 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 95 business establishments in ZIP 99022, employing approximately 1,338 people with a combined annual payroll of $121,809,000.
95
Businesses
1,338
Employees
$121.8M
Annual Payroll
9
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 29 | 30.5% |
| Health care and social assistance | 13 | 13.7% |
| Other services (except public administration) | 11 | 11.6% |
| Accommodation and food services | 10 | 10.5% |
| Retail trade | 8 | 8.4% |
| Professional, scientific, and technical services | 6 | 6.3% |
| Administrative and support and waste management and remediation services | 6 | 6.3% |
| Finance and insurance | 3 | 3.2% |
| Real estate and rental and leasing | 3 | 3.2% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 99022 vs 99011 →
ZIP 99022 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 99022
Medical Lake (99022)
8,820 residents
- 99001
Airway Heights (99001)
6,151 residents
- 99011 2,776
Fairchild Air Force Base (99011)
2,776 residents
- 99029 1,289
Reardan (99029)
1,289 residents
What this shows Among its immediate neighbors, ZIP 99022 ranks the most populous - useful context the national average alone can't give.
ZIP 99022 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 99022
Medical Lake (99022)
$93,812 median income
- 99029
Reardan (99029)
$69,919 median income
- 99011
Fairchild Air Force Base (99011)
$69,917 median income
- 99001
Airway Heights (99001)
$62,518 median income
What this shows By household income, ZIP 99022 ranks the highest of 4 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 99022, both outside WA so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (8,820 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Spokane County
Related Areas
Frequently Asked Questions
What county is ZIP code 99022 in?
ZIP code 99022 (Medical Lake) is located in Spokane County, Washington. Spokane County contains multiple ZIP codes, see the full list at /counties/spokane-wa.
What is the population of ZIP code 99022?
ZIP code 99022 in Medical Lake, WA has a population of 8,820 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 99022?
The median household income in ZIP 99022 is $93,812, which is 23% above the national average of $76,288.
What is the average home value in ZIP 99022?
The median home value in ZIP 99022 is $389,700, which is 40% above the national average of $278,155.
What is the demographic makeup of ZIP 99022?
The largest racial group in ZIP 99022 is White at 87.9%. Hispanic or Latino residents make up 7.8% of the population.
How many businesses are in ZIP code 99022?
ZIP code 99022 has 95 business establishments employing approximately 1,338 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 99022?
The top industries by establishment count in ZIP 99022 are: Construction (29), Health care and social assistance (13), Other services (except public administration) (11). There are 9 industry sectors represented in total.
How have home values changed in ZIP code 99022?
According to the FHFA House Price Index, home values in ZIP 99022 increased by 8.7% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 240%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 99022?
In ZIP code 99022, 55.9% of residents aged 25+ have a high school diploma or higher, and 34.3% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 99022?
The mean commute time for workers in ZIP code 99022 is 23.4 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 99022?
In ZIP code 99022, approximately 78.9% of occupied housing units are owner-occupied and 21.1% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 99022?
The poverty rate in ZIP code 99022 is 5.2% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 99022's numbers, next.
- See how ZIP 99022 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Medical Lake, WA ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.