ZIP Code 98581 - Ryderwood Washington
Overview
ZIP Code 98581 is located in Ryderwood Washington. 98581 is entirely within Cowlitz County. Regionally, 98581 is located in Metro Portland.
ZIP Code 98581 Quick Stats
| ZIP Code Name | Ryderwood |
| Primary County | Cowlitz County |
| ZIP Code Type | Standard |
| Population (2022) | 425 |
| Area Code(s) | 360 / 564 |
| Current Time | PDT |
ZIP Code 98581 Map
98581 Demographics
98581 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in Washington based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 98581 is White. The current unemployment level in 98581 is 5.1%.
| Population | 425 |
| Population Growth Rate | 0% |
| Population Density | 5 People per Square Mile |
| Total Households | 156 |
| Median Household Income (2021) | $38,245 |
| Average Adjusted Gross Income (2021) | $142,700 |
| Current Unemployment Rate (May 2026) | 5.1% |
| Sales Tax Rate (2025) | 7.7% |
| Majority Race/Ethnicity | White - 95.75% |
98581 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 383 | 95.75% |
| Black | 0 | 0% |
| Hispanic | 17 | 4.25% |
| Asian | 0 | 0% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
98581 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 25 | 11.63% |
| Bachelor Degree | 28 | 13.02% |
| High School Diploma | 59 | 27.44% |
| No High School Diploma | 9 | 4.19% |
| GED or Alternate | 13 | 6.05% |
| 1 or More Years of College | 44 | 20.47% |
| Associates Degree | 31 | 14.42% |
| Masters Degree | 6 | 2.79% |
| Professional Degree | 0 | 0% |
| Doctorate Degree | 0 | 0% |
98581 Geography
| Coordinates | 46.33541107, -123.10102081 |
| Adjacent ZIP Codes | |
| Region | Metro Portland |
| Metropolitan/Micropolitan Stat Area | Longview, WA |
| Time Zone | Pacific Daylight Time |
| IANA Timezone | America/Los_Angeles |
| Area | 80 Square Miles |
98581 Schools
| School Districts in 98581 | |
| Elementary Schools in 98581 | |
| Middle Schools in 98581 | |
| High Schools in 98581 |
98581 Weather and Climate Data
| Plant Hardiness Zone | Zone 8a: 10F to 15F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | October 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | April 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Csb - Warm-Summer Mediterranean Climate | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 1f - Willapa Hills | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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