Residential delivery area · Washington
ZIP Code 98537: Cosmopolis, WA
ZIP code 98537 uses the postal name Cosmopolis, Washington and lies mostly in Grays Harbor County (67% of its land) with the rest in Pacific County (Census 2020 ZIP-county file). About 2,800 people live there (Census Bureau, ACS 2020-2024). Median household income is $79,459 (Census Bureau, ACS 2020-2024). By Census place, under 1% of its land lies in Cosmopolis; more than 99% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Cosmopolis · its only residential ZIP
- County
- Grays Harbor County (67%); Pacific County (33%)
- Census places
- Cosmopolis
- Micro area
- Aberdeen, WA
- House districts
- WA-6 (67%), WA-3 (33%) 119th Congress, by share of land
- State
- Washington
- Time zone
- Pacific
- Land area
- 162.8 sq mi · 17 people per sq mi
Where is ZIP code 98537?
98537 centers on 46.807°, -123.581° and covers 162.8 square miles of land plus 0.1 of water. It borders 5 ZIP codes: 98577, 98568, 98520, 98532, 98563.
The map draws ZIP code areas only. For the streets inside 98537, 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 98537 compare with the rest of Grays Harbor County?
| Measure | 98537 | In Grays Harbor County | In WA |
|---|---|---|---|
| People (ACS 2020-2024) | 2,820 | 8th of 21 | 343rd of 605 |
| Median household income | $80k | 3rd of 10 | 247th of 363 |
| Median home value | $339k | 6th of 10 | 328th of 392 |
Its median household income is higher than in 61% of U.S. residential ZIP codes, and it is denser than 24% 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 98537?
The 2020 Census counted 2,181 people in 98537; the ACS, which samples households over 2020-2024, estimates 2,820. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 2,820±689 (90% margin)
- 2020 Census count
- 2,181
- Households
- 1,026
- Median age
- 41.2
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 98537?
Of the 2,820 people the ACS estimates in 98537, 25.4% are under 18 and 19.2% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (83.0%).
- Under 1825.4%
- 18 to 6455.4%
- 65 and older19.2%
- White, not Hispanic83.0%
- Hispanic or Latino8.6%
- Other or two or more5.1%
- Asian, not Hispanic3.2%
- Black, not Hispanic0.1%
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 98537 earn?
Median household income is $79,459 (ACS 2020-2024), the 3rd highest of the 10 ranked ZIP codes in Grays Harbor County.
- Median household income
- $79,459±$13,273
- Income per person
- $35,306
- Below the poverty line
- 10.2%
- Unemployed (of the labor force)
- 5.3%
- Adults 25+ with a bachelor's degree
- 27.4%
- Adjusted gross income per tax return, 2022
- $70,2551,090 returns; wages 68% 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 98537?
FHFA's house price index for 98537, built from repeat sales and appraisals of the same homes, rose 109% from 2015 to 2025 and rose 60% from 2020 to 2025, and moved −2.9% in 2025.
- Median home value (owners' estimate)
- $339,000
- Median gross rent
- $974
- Homes owned by their occupants
- 85.0%
- Housing units
- 1,133
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 98537?
27 business establishments had a location in this ZIP code in 2023, 3 fewer than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction5
- Accommodation and food services5
- Retail trade4
- Manufacturing3
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 98537?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 98577 | Raymond | 7,503 | $64k | 11.5 mi |
| 98568 | Oakville | 3,050 | $85k | 13.8 mi |
| 98520 | Aberdeen | 24,888 | $58k | 17.1 mi |
| 98532 | Chehalis | 27,135 | $90k | 28.0 mi |
| 98563 | Montesano | 7,604 | $85k | 27.9 mi |
| 98583 | Satsop | 79 | $63k | 14.1 mi (near) |
| 98559 | Malone | 0 | – | 15.9 mi (near) |
| 98539 | Doty | 139 | $88k | 18.7 mi (near) |
| 98541 | Elma | 10,810 | $79k | 19.7 mi (near) |
| 98590 | Tokeland | 509 | $111k | 20.7 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.