Zip Code 99203
Spokane, Washington — Spokane County
📍 ZIP code 99203 is in Spokane, Spokane County, Washington.
ZIP code 99203 is located in Spokane, Spokane County, Washington. It is a zip code in the Pacific (PST/PDT) Time Zone with an estimated population of 21,921. The area code for ZIP code 99203 is 509.
Quick Answer
Zip code 99203 is in Spokane, Washington (Spokane County). It has a population of 21,921, median household income of $95,532, and median home value of $449,100.
Population
21,921
Income
$95,532
Home Value
$449,100
Climate
87°F / 26°F
About Zip Code 99203
Zip code 99203 is located in Spokane, Washington, within Spokane County. Home to approximately 21,921 residents, this area sits at an elevation of 2320 ft and falls within the Pacific (PST/PDT) timezone. The local area code is 509.
The median household income is $95,532 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $449,100, and the cost of living index is 138 (38% above the national average of 100).
Summers average a high of 87°F while winters drop to 26°F. The area receives about 17 in of rain and 15 in of snow annually. The zip code covers 4.7 square miles of land area.
Key Statistics
21,921
$95,532
$449,100
Pacific (PST/PDT)
509
2320 ft
4.7 sq mi
42.8
9,742
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Compare With Nearby Zip Codes
| Metric | 99203 | 99204 | 99202 | 99201 | 99223 | 99207 |
|---|---|---|---|---|---|---|
| City | Spokane, WA | Spokane Valley, WA | Spokane Valley, WA | Spokane, WA | Spokane, WA | Spokane, WA |
| Population | 21,921 | 7,519 | 19,956 | 14,432 | 35,848 | 34,766 |
| Median Income | $95,532 | $50,266 | $61,323 | $35,286 | $91,377 | $55,548 |
| Home Value | $449,100 | $355,700 | $268,700 | $259,800 | $457,200 | $246,800 |
| Cost of Living | 138 | 90 | 80 | 66 | 134 | 73 |
| Median Age | 42.8 | 32.7 | 32.7 | 41.1 | 41 | 32.4 |
Cost of Living
100 = National Average. Spokane's cost of living is 38% above the national average.
vs. State Avg
Above
Affordability
Expensive
Income-to-Home
4.7x
Demographics
Zip code 99203 has a population of 21,921 people with a median age of 42.8. There are 9,742 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Spokane (99203) population trend from 2010 to 2024
↑ 16.3%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
87°F
26°F
17 in
15 in
Spokane experiences warm summers with average highs around 87°F. Winters are cool with lows averaging 26°F. The area receives about 15 in of snow per year.
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Housing & Economy
Median Home Value
$449,100
Median Household Income
$95,532
With 9,742 housing units across 4.7 square miles, 99203 has a housing density of 2,073 units per square mile. The home price-to-income ratio is 4.7x.
Location & Geography
Latitude
47.6286°
Longitude
-117.4030°
Land Area
4.7 sq mi
Water Area
0 sq mi
Nearby Zip Codes
Zip codes closest to 99203 (Spokane, WA) with distances:
All Zip Codes in Spokane, WA
Other zip codes serving Spokane:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 99203's $95,532. A way to compare Spokane to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 99203 (Spokane, WA). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Spokane, Washington?
Spokane, Washington uses zip code 99203 along with 8 other zip codes.
What county is zip code 99203 in?
Zip code 99203 is located in Spokane County, Washington.
What is the population of zip code 99203?
The population of zip code 99203 is 21,921 with a median age of 42.8.
Is 99203 in Spokane, Washington?
Yes, zip code 99203 is in Spokane, Spokane County, Washington. The area code is 509.
Frequently Asked Questions
What city is zip code 99203 in?
Zip code 99203 is in Spokane, Washington. It is part of Spokane County and uses the Pacific (PST/PDT) timezone.
What is zip code 99203?
Zip code 99203 is a U.S. postal code in Spokane, Washington (Spokane County). It has a population of 21,921 and covers 4.7 square miles.
What is the population of zip code 99203?
The population of zip code 99203 (Spokane, WA) is 21,921 with a median age of 42.8. There are approximately 9,742 housing units in this area.
What is the median income in zip code 99203?
The median household income in zip code 99203 (Spokane, WA) is $95,532 per year. The cost of living index is 138 (100 = national average).
What is the average home price in zip code 99203?
The median home value in zip code 99203 (Spokane, WA) is $449,100. The cost of living index is 138 compared to the national average of 100.
What county is zip code 99203 in?
Zip code 99203 is located in Spokane County, Washington. The primary city is Spokane.
What is the area code for zip code 99203?
Zip code 99203 in Spokane, WA uses area code 509. It is located in the Pacific (PST/PDT) timezone.
Is zip code 99203 a good place to live?
Zip code 99203 (Spokane, WA) has a cost of living index of 138 (100 = national average), a median household income of $95,532, and median home values of $449,100. The median age is 42.8. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 99203?
The cost of living index for zip code 99203 (Spokane, WA) is 138, where 100 represents the national average. This area is above the national average. Median home value: $449,100.
What schools serve zip code 99203?
Zip code 99203 in Spokane, Washington is served by the local school district of Spokane County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.