Ryderwood, WA 98581 ZIP Code Profile

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Ryderwood, WA

ZIP Code 98581: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Ryderwood, WA 98581

  • ZIP Code Type: STANDARD
  • County: Cowlitz County
  • Centroid: Latitude 46.377, Longitude -123.046
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes
  • Businesses Addresses: 6
  • PO Box Addresses: 131
  • Residential Addresses: 133
    • Multi-Family Addresses: 0
    • Single Family Addresses: 133

The ZIP Code maps and database are updated 4 times per year.
Database updated: May 1, 2018, Maps updated: February 1, 2018.

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


98581 ZIP Code Map

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Ryderwood, WA 98581 Data & Demographics (As of July 1, 2017)


Total Population 799
Daytime Population: Workers 78
Daytime Population: Residents 474
Total Daytime Population (TDP) 552
Ratio TDP/Total Population1 0.69
Population in Households 799
Population in Familes 635
Population in Group Qrtrs 0
Population Density2 9
Diversity Index3 10


Median Household Income $37,318
Average Household Income $54,742
Per Capita Income $25,076


Total Housing Units 426 (100%)
Owner Occupied HU 332 (77.9%)
Renter Occupied HU 34 ( 8.0%)
Vacant Housing Units 60 (14.1%)
Median Home Value $152,113
Average Home Value $161,220


Total Households 366
Average Household Size 2.18
Family Households 249
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 1.25% 1.08%
Households 1.19% 1.02%
Families 1.16% 1.02%
Median Household Income   2.84%
Per Capita Income   3.0%

Ryderwood, WA 98581 - Peer Comparisons by Rank and Percentile

The table below compares 98581 to the other 585 ZIP Codes in Washington by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 447 24th
Population Density # 462 21st
Diversity Index # 570 3rd
Median Household Income # 543 7th
Per Capita Income # 406 31st

Additional comparisons and rankings can be made with a VERY EASY TO USE Washington Census Data Comparison Tool.

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