Maple Valley is a city in King County, Washington, home to about 28,287 people across 6.0 square miles. Its ZIP code is 98038.
Homes sold for a median of $377 per square foot in the three months ending August 2026, a seller’s market.
Mostly Maple Valley; also Hobart and East Renton Highlands
Each card is that ZIP code’s whole market, including any part outside Maple Valley. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Maple Valley’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Seattle–Tacoma International Airport (SEA)13 miles away |
|---|---|
| Nearest city of 250,000+ | Seattle, WA21 miles away |
Straight-line distances from the center of Maple Valley; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Maple Valley had 28,013 residents in the 2020 census, up 97% since 2000.
It’s the 46th largest of 628 towns in Washington by population.
King County grew from 110,053 residents in 1900 to 2,269,675 in 2020.
King County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 77°F in summer, and winter lows average 32°F. About 59.8 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Landsburg, WA weather station (5 miles away).
1,305,947 jobs at 70,376 businesses in King County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
191 doctors and other health care providers list an office in Maple Valley.
Nearest hospitals
Providers with an office here
| Primary care doctors | 25 |
|---|---|
| Specialist doctors | 5 |
| Dentists | 26 |
| Nurse practitioners and physician assistants | 25 |
| Mental health providers | 47 |
| Physical and occupational therapists | 42 |
| Optometrists | 8 |
| Chiropractors | 13 |
| Pharmacies | 7 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (7 nearby)
Grocery stores (1 nearby)
Pharmacies (1 nearby)
Libraries (1 nearby)
Museums (2 nearby)
Theaters and performance venues (2 nearby)
Counts are within about 2 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Established in 1997.
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Tahoma School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Cedar River ElementaryMaple Valley | Pre-K–5 | 593 | Public | 1.0 mi |
| Glacier Park ElementaryMaple Valley | Pre-K–5 | 803 | Public | 2.7 mi |
| Lake Wilderness ElementaryMaple Valley | Pre-K–5 | 923 | Public | 0.6 mi |
| Rock Creek ElementaryMaple Valley | Pre-K–5 | 686 | Public | 1.9 mi |
| Shadow Lake ElementaryMaple Valley | Pre-K–5 | 479 | Public | 1.1 mi |
| Tahoma ElementaryMaple Valley | Pre-K–5 | 688 | Public | 2.5 mi |
| Tahoma Open DoorsMaple Valley | 9–12 | — | Alternative Education | 2.3 mi |
| Tahoma Senior High SchoolMaple Valley | 9–12 | 2,919 | Public | 2.3 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Hobart, East Renton Highlands and Shadow Lake.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.