Sedro-Woolley is a city in Skagit County, Washington, home to about 12,831 people across 4.3 square miles. Its ZIP code is 98284.
Homes sold for a median of $357 per square foot in the three months ending August 2026, a seller’s market.
Mostly Sedro-Woolley; also Lyman and Clear Lake (Skagit County)
Each card is that ZIP code’s whole market, including any part outside Sedro-Woolley. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Sedro-Woolley’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)75 miles away |
|---|---|
| Closer regional airport | Bellingham International Airport (BLI)23 miles away |
| Nearest city of 250,000+ | Seattle, WA63 miles away |
Straight-line distances from the center of Sedro-Woolley; 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.
Sedro-Woolley had 12,421 residents in the 2020 census, up 43% since 2000.
It’s the 105th largest of 628 towns in Washington by population.
Skagit County grew from 14,272 residents in 1900 to 129,523 in 2020.
Skagit County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 75°F in summer, and winter lows average 34°F. About 48.7 inches of rain and melted snow fall in a typical year, with about 6 inches of snow.
Source: NOAA 1991–2020 climate normals, Sedro-Woolley, WA weather station (2 miles away).
44,636 jobs at 3,670 businesses in Skagit County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
333 doctors and other health care providers list an office in Sedro-Woolley.
Nearest hospitals
Providers with an office here
| Primary care doctors | 20 |
|---|---|
| Specialist doctors | 12 |
| Dentists | 14 |
| Nurse practitioners and physician assistants | 17 |
| Mental health providers | 248 |
| Physical and occupational therapists | 12 |
| Optometrists | 2 |
| Chiropractors | 8 |
| Pharmacies | 8 |
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 (8 nearby)
Grocery stores
Pharmacies (2 nearby)
Libraries
Counts are within about 1.5 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 1898.
Notable people born here
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Sedro-Woolley School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Central Elementary SchoolSedro-Woolley | K–6 | 476 | Public | 1.8 mi |
| Evergreen Elementary SchoolSedro-Woolley | K–6 | 511 | Public | 1.1 mi |
| Mary Purcell Elementary SchoolSedro-Woolley | K–6 | 465 | Public | 1.9 mi |
| Samish Elementary SchoolSedro-Woolley | K–6 | 166 | Public | 4.1 mi |
| Cascade Middle SchoolSedro-Woolley | 7–8 | 670 | Public | 1.1 mi |
| Connections AcademySedro-Woolley | 9–12 | — | Alternative Education | 1.2 mi |
| Sedro Woolley Senior High SchoolSedro-Woolley | 9–12 | 1,280 | Public | 1.9 mi |
| State Street High SchoolSedro-Woolley | 9–12 | 159 | Alternative Education | 1.7 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Alger Learning Center- Inc.Bellingham | 3–12 | 22 | Nonsectarian | 18.9 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Lyman, Clear Lake (Skagit County) and Hamilton.
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.