Residential delivery area · Washington
ZIP Code 98284: Sedro Woolley, WA
ZIP code 98284 uses the postal name Sedro Woolley, Washington and lies mostly in Skagit County (93% of its land) with the rest in Whatcom County (Census 2020 ZIP-county file). About 28,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $93,006 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Sedro-Woolley (2%) and Lyman (under 1%), and under 1% in smaller places; 98% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Sedro Woolley · its only residential ZIP
- County
- Skagit County (93%); Whatcom County (7%)
- Census places
- Sedro-Woolley (2%); Lyman (under 1%)
- Metro area
- Mount Vernon-Anacortes, WA
- House district
- WA-2 119th Congress
- State
- Washington
- Time zone
- Pacific
- Land area
- 281.3 sq mi · 99 people per sq mi
Where is ZIP code 98284?
98284 centers on 48.547°, -122.135° and covers 281.3 square miles of land plus 6.3 of water. It borders 11 ZIP codes: 98263, 98255, 98235, 98220, 98233, 98274, 98273, 98229, 98244, 98237 and more.
The map draws ZIP code areas only. For the streets inside 98284, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 98284 compare with the rest of Skagit County?
| Measure | 98284 | In Skagit County | In WA |
|---|---|---|---|
| People (ACS 2020-2024) | 27,835 | 3rd of 17 | 118th of 605 |
| Median household income | $93k | 5th of 9 | 177th of 363 |
| Median home value | $483k | 9th of 11 | 207th of 392 |
Its median household income is higher than in 76% of U.S. residential ZIP codes, and it is denser than 54% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 98284?
The 2020 Census counted 27,293 people in 98284; the ACS, which samples households over 2020-2024, estimates 27,835. Between the 2010 and 2020 censuses its population grew 12.2% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 27,835
- 2020 Census count
- 27,293+12.2% since 2010 (24,331)
- Households
- 10,773
- Median age
- 39.7
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 98284?
Of the 27,835 people the ACS estimates in 98284, 20.4% are under 18 and 17.4% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (76.0%), then Hispanic or Latino (14.1%).
- Under 1820.4%
- 18 to 6462.2%
- 65 and older17.4%
- White, not Hispanic76.0%
- Hispanic or Latino14.1%
- Other or two or more7.8%
- Asian, not Hispanic1.8%
- Black, not Hispanic0.4%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 98284 earn?
Median household income is $93,006 (ACS 2020-2024), the 5th highest of the 9 ranked ZIP codes in Skagit County. It rose from $81,654 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $93,006
- Income per person
- $42,294
- Below the poverty line
- 11.7%
- Unemployed (of the labor force)
- 4.5%
- Adults 25+ with a bachelor's degree
- 21.2%
- Adjusted gross income per tax return, 2022
- $74,79512,530 returns; wages 74% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 98284?
FHFA's house price index for 98284, built from repeat sales and appraisals of the same homes, rose 143% from 2015 to 2025 and rose 56% from 2020 to 2025, and moved +3.5% in 2025.
- Median home value (owners' estimate)
- $482,500
- Median gross rent
- $1,556
- Homes owned by their occupants
- 73.0%
- Housing units
- 11,256
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 98284?
446 business establishments had a location in this ZIP code in 2023, 10 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction129
- Retail trade48
- Health care and social assistance45
- Accommodation and food services37
- Other services (except public administration)37
- Real estate and rental and leasing28
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 98284?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 98263 | Lyman | 200 | $134k | 3.6 mi |
| 98255 | Hamilton | 198 | $68k | 6.7 mi |
| 98235 | Clearlake | 531 | $63k | 7.3 mi |
| 98220 | Acme | 541 | $92k | 9.9 mi |
| 98233 | Burlington | 17,850 | $88k | 10.1 mi |
| 98274 | Mount Vernon | 18,860 | $96k | 13.7 mi |
| 98273 | Mount Vernon | 30,001 | $77k | 14.9 mi |
| 98229 | Bellingham | 33,298 | $91k | 16.3 mi |
| 98244 | Deming | 2,994 | $67k | 18.7 mi |
| 98237 | Concrete | 4,956 | $62k | 19.4 mi |
| 98226 | Bellingham | 46,782 | $79k | 22.0 mi |
| 98232 | Bow | 4,054 | $105k | 12.6 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.