Zip Code 98038
Covington, Washington — King County
📍 ZIP code 98038 is in Covington, King County, Washington.
ZIP code 98038 is located in Covington, King County, Washington. It is a zip code in the Pacific (PST/PDT) Time Zone with an estimated population of 37,868. The area code for ZIP code 98038 is 206.
Quick Answer
Zip code 98038 is in Covington, Washington (King County). It has a population of 37,868, median household income of $144,733, and median home value of $714,100.
Population
37,868
Income
$144,733
Home Value
$714,100
Climate
77°F / 33°F
About Zip Code 98038
Zip code 98038 is located in Covington, Washington, within King County. Home to approximately 37,868 residents, this area sits at an elevation of 665 ft and falls within the Pacific (PST/PDT) timezone. The local area code is 206.
The median household income is $144,733 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $714,100, and the cost of living index is 213 (113% above the national average of 100).
Summers average a high of 77°F while winters drop to 33°F. The area receives about 60 in of rain and 4 in of snow annually. The zip code covers 66.5 square miles of land area and 0.4 square miles of water.
Key Statistics
37,868
$144,733
$714,100
Pacific (PST/PDT)
206
665 ft
66.5 sq mi
38.7
13,157
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Compare With Nearby Zip Codes
| Metric | 98038 | 98027 | 98051 | 98010 | 98058 | 98042 |
|---|---|---|---|---|---|---|
| City | Covington, WA | Issaquah, WA | Ravensdale, WA | Black Diamond, WA | Renton, WA | Covington, WA |
| Population | 37,868 | 28,335 | 3,555 | 6,351 | 41,980 | 48,594 |
| Median Income | $144,733 | $150,000 | $114,868 | $148,692 | $111,045 | $125,554 |
| Home Value | $714,100 | $976,400 | $702,500 | $793,300 | $627,200 | $613,000 |
| Cost of Living | 213 | 250 | 185 | 244 | 182 | 187 |
| Median Age | 38.7 | 40.4 | 43.6 | 38.6 | 38.4 | 40 |
Cost of Living
100 = National Average. Covington's cost of living is 113% above the national average.
vs. State Avg
Above
Affordability
Expensive
Income-to-Home
4.9x
Demographics
Zip code 98038 has a population of 37,868 people with a median age of 38.7. There are 13,157 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Covington (98038) population trend from 2010 to 2024
↓ -6.4%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
77°F
33°F
60 in
4 in
Covington experiences mild summers with average highs around 77°F. Winters are mild with lows averaging 33°F. The area receives about 4 in of snow per year.
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Housing & Economy
Median Home Value
$714,100
Median Household Income
$144,733
With 13,157 housing units across 66.5 square miles, 98038 has a housing density of 198 units per square mile. The home price-to-income ratio is 4.9x.
Location & Geography
Latitude
47.4194°
Longitude
-121.9580°
Land Area
66.5 sq mi
Water Area
0.4 sq mi
Nearby Zip Codes
Zip codes closest to 98038 (Covington, WA) with distances:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 98038's $144,733. A way to compare Covington 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 98038 (Covington, 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 Covington, Washington?
Covington, Washington uses zip code 98038.
What county is zip code 98038 in?
Zip code 98038 is located in King County, Washington.
What is the population of zip code 98038?
The population of zip code 98038 is 37,868 with a median age of 38.7.
Is 98038 in Covington, Washington?
Yes, zip code 98038 is in Covington, King County, Washington. The area code is 206.
Frequently Asked Questions
What city is zip code 98038 in?
Zip code 98038 is in Covington, Washington. It is part of King County and uses the Pacific (PST/PDT) timezone.
What is zip code 98038?
Zip code 98038 is a U.S. postal code in Covington, Washington (King County). It has a population of 37,868 and covers 66.5 square miles.
What is the population of zip code 98038?
The population of zip code 98038 (Covington, WA) is 37,868 with a median age of 38.7. There are approximately 13,157 housing units in this area.
What is the median income in zip code 98038?
The median household income in zip code 98038 (Covington, WA) is $144,733 per year. The cost of living index is 213 (100 = national average).
What is the average home price in zip code 98038?
The median home value in zip code 98038 (Covington, WA) is $714,100. The cost of living index is 213 compared to the national average of 100.
What county is zip code 98038 in?
Zip code 98038 is located in King County, Washington. The primary city is Covington.
What is the area code for zip code 98038?
Zip code 98038 in Covington, WA uses area code 206. It is located in the Pacific (PST/PDT) timezone.
Is zip code 98038 a good place to live?
Zip code 98038 (Covington, WA) has a cost of living index of 213 (100 = national average), a median household income of $144,733, and median home values of $714,100. The median age is 38.7. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 98038?
The cost of living index for zip code 98038 (Covington, WA) is 213, where 100 represents the national average. This area is above the national average. Median home value: $714,100.
What schools serve zip code 98038?
Zip code 98038 in Covington, Washington is served by the local school district of King 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.