ZIP Code 98555 in Lilliwaup, WA

Data Last Updated: October 1, 2025
City:Lilliwaup, Washington
Names to Avoid:
Eldon
County:Mason County
Timezone:Pacific (GMT -08:00)
Local Time:9:55:40 PM
Population:586 [See All]
Area Codes:360 / 564
Classification:Standard [Normal Street Delivery]
Coordinates:47.5343, -123.1827
Land Area:26.484 sq mi
Quick Link:
https://www.zip-codes.com/zip-code/98555/zip-code-98555.asp

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Population & Demographics


ZIP Code 98555 has 586 residents and 309 households (average 1.90 persons per household). The median age is 63.6 years, significantly older than the state (38.1) and significantly older than the nation (38.8). The gender split is 54.8% male and 45.2% female, which is higher than the national male share (49.1%), making this a male-majority area. Largest groups are White (84.3%, much higher than the state average of 66.6% and well above the national average of 61.6%) and Hispanic or Latino (5.1%); Hispanic or Latino residents make up 5.1%, which is much lower than the national average (18.7%).

Explore More:Population Over TimeBy Age & GenderBy RaceBy GenderNativity & Citizenship

Source: U.S. Census 2020 Demographics & Housing Characteristics (DHC) and U.S. Census 2011-2023 American Community Survey (ACS) 5-Year Estimates.
2020 Population:586Source: Census DHC
2023 ACS Population Estimate:213Source: Census ACS
2025 ZC Population Estimate:725Source: ZIP-Codes.com
Population Density:22.1 people per sq mile
Average Income:$61,696Source: Census ACS
Households:309Source: Census DHC
Average House Value:$0Source: Census ACS
Persons Per Household:1.90Source: Census DHC
Average Family Size:3.08Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group20102011210220132014201520162017201820192020202120222023
Census ACS Population Estimate--276282332336357218419329319243350238213
Decennial Census599------------------586------
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

Population by Age & Gender (Total, Male, Female)


Median Age: 63.6

Male Median Age: 64.3

Female Median Age: 63.1

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male81398356811121728395140331317
Female677218723181112922343327245
Total14201610413133129231857618573603722
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:49486.51%
Black:10.18%
Hispanic:*305.25%
Asian:193.33%
American Indian:50.88%
Hawaiian:40.70%
Other:183.15%
Total:571100%
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)
* NOTE: Hispanic or Latino is an ethnicity, not a race. This means individuals who identify as Hispanic will also be included in one of the race categories (such as White or Black). As a result, the totals shown here may exceed 100% when Hispanic is displayed alongside racial groups.

Gender Breakdown


GenderCount%Median Age
Males:32154.78%64.3 years
Females:26545.22%63.1 years
Total:586100%63.6 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:213100.00%
Native, born in PR, Island Areas, or abroad:00.00%
Foreign born, naturalized U.S. citizen:00.00%
Foreign born, not a U.S. citizen:00.00%
Total Population:213100%
Total Native Population:213100.00%
Total Foreign-born Population:00.00%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS
Note: Nativity and Citizenship derived from American Community Survey (ACS) 5-year estimates. Total Population listed here will not match official ZIP Code population totals, which are based on the Decennial Census.

Income & Employment


In 2023, the Median household income is $61,696, which is considerably lower than the state median ($94,952), is up $33,303 (117.3%) since 2011 and above its 2019 pre-pandemic level by $61,696. Family households earn a median of $67,800 versus $0 for nonfamily households (a difference of $67,800). By gender, male median income is $0 and female is $0, which is well under the state female median ($63,283), with a current gap of $0 that has stayed about the same from 2011 to 2023. The labor-force participation rate is 19.2%, which is far less than the state rate (64.7%). The unemployment rate is 0.0%, which is markedly below the national rate (5.2%). The largest occupation group is Management (70.7%).

Explore More:Income Over TimeHousehold IncomeEmployment StatusBy Occupation

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Tables DP02, DP03, DP04 and DP05.

Median Income Over Time (Household, Family, Nonfamily, Male, Female)


Income Type2011201220132014201520162017201820192020202120222023
Median Household Income$28,393$29,911$30,653$31,760$0$81,146$0$0$0$56,000$0$63,512$61,696
Median Family Income$30,625$29,732$30,766$32,321$81,964$87,596$82,625$0$57,115$57,357$58,505$64,464$67,800
Median NonFamily Income$0$30,179$30,385$30,357$0$0$0$0$0$0$0$0$0
Median Male Income$0$0$0$0$0$0$0$0$0$0$0$0$0
Median Female Income$0$0$0$0$0$0$0$0$0$0$0$0$0
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Average Household Income


Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment Status


Employed:4119.25%
Unemployed:00.00%
Not In Labor Force:17280.75%
Total:213100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment by Occupation (Civilian Employed Population, 16 and Over)


Management, business, science, and arts:2970.73%
Service:00.00%
Sales and Office:1229.27%
Natural resources, construction, and maintenance:00.00%
Production, transportation, and material moving:00.00%
Total Civilian Employed Population:41100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS.

Housing & Affordability


In 2023, the median home value is $0, which is considerably lower than the state median ($519,800), is down $141,900 (100.00%) since 2011 and below its 2019 pre-pandemic level by $188,900. The median gross rent is $0, which is far less than the state median ($1,682), and above its 2019 pre-pandemic level by $0. Of occupied housing, owners make up 80.26% (7.38% with a mortgage, 92.62% free-and-clear) and renters 19.74% - making this ZIP Code more home ownership than the state and under national rental averages. The vacancy rate is 82.28%, which is markedly above the state rate (7.42%).

Explore More:Compare Home ValueHome Value Over TimeRent & Over TimeHousing Occupancy

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Table DP03, SELECTED ECONOMIC CHARACTERISTICS.

Median Home Value (Comparison)


Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Home Value Over Time


Group2011210220132014201520162017201820192020202120222023
Median Home Value$141,900$155,400$166,300$321,400$306,900$318,500$264,700$194,000$188,900$134,700$0$0$0
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Gross Rent Paid


Less than $500:00.00%
$500 to $999:30100.00%
$1,000 to $1,499:00.00%
$1,500 to $1,999:00.00%
$2,000 to $2,499:00.00%
$2,500 to $2,999:00.00%
$3,000 or more:00.00%
No Rent:00.00%
Total:30100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Gross Rent Over Time


Group2011210220132014201520162017201820192020202120222023
Median Rent$0$0$0$0$0$0$0$0$0$0$0$0$0
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Housing Occupancy


Owner Occupied (with mortgage):95.92%
Owner Occupied (free and clear, no mortgage):11374.34%
Renter Occupied:3019.74%
Total Occupied Housing Units:152100%

Occupied Housing Units:15217.72%
Vacant Housing Units (not graphed):70682.28%
Total Housing Units:858100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Housing Type (Single-Family, Multi-Family, Other)


Single-Family Units:73785.90%
Multi-Family Units:00.00%
Other Units:12114.10%
Total Housing Units:858100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Education, Health & Community


In 2023, 36.60% of adults (25+) have a bachelor's degree or higher, which is on par with the state rate (38.80%). High school or higher is 85.90%, which is on par with the state rate (92.20%). The uninsured rate is 0.00%, which is comparable to the national rate (8.60%). Private coverage is 38.50%, which is generally lower than the state rate (70.90%). Public coverage is 92.50%, which is markedly above the state rate (35.80%). The share of people in poverty is 0.00%, which is comparable to the national rate (8.70%), down 32.70 percentage points since 2011. This points to a pronounced improvement in local conditions - rising incomes, firmer consumer demand, and a stronger tax base. Insufficient data for school enrollment.

Explore More:Educational AttainmentHealth InsurancePoverty Over TimeSchool Enrollment

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Tables DP02 and DP03.

Educational Attainment of Adults (25 and Older)


Less than 9th grade:00.00%
9th to 12th grade, no diploma:3014.08%
High school graduate (includes equivalency):7937.09%
Some college, no degree:2612.21%
Associate's degree:00.00%
Bachelor's degree:6229.11%
Graduate or professional degree:167.51%
Total:213100%
High school or higher:18385.92%
Bachelor's degree or higher:7836.62%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Health Insurance Coverage by Type (Private, Public, Uninsured)


Private Insurance:8229.39%
Public Insurance:19770.61%
No Insurance:00.00%
Total:279100%
Has Health Insurance:279100.00%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Percentage of People in Poverty Over Time (2011-2023)


Group2011210220132014201520162017201820192020202120222023
% of People in Poverty32.7%36.8%28.7%9.8%8.5%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Note: Counts of Families & People in poverty are not published at the ZIP Code level due to small sample sizes. Percentages shown are survey estimates from the American Community Survey (ACS). They may differ from official poverty statistics. The U.S. Census Bureau defines poverty status by comparing a family's or individual's total income with federal poverty thresholds that vary by family size and composition.

School Enrollment by Education Level (Ages 3 and Older)


Nursery School, Preschool:00%
Kindergarten:00%
Elementary school (grades 1-8):00%
High school (grades 9-12):00%
College or graduate school:00%
Total:0100%
Early Childhood:00%
K-12 (Primary & Secondary School):00%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Business & Employment Statistics


ZIP Code 98555 supports both business and residential activity. According to the Business Census (2023), there are 9 business establishments, employing about 121 people with an annual payroll of $6,062,000. USPS data shows 382 residential mailboxes and 11 business mailboxes, reflecting local delivery coverage.

# Residential Mailboxes:382Source: USPS
# Business Mailboxes:11Source: USPS
Total Delivery Receptacles:595Source: USPS
Single Family Delivery Units:189Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:9Source: CBP
1st Quarter Payroll:$1,369,000Source: CBP
Annual Payroll:$6,062,000Source: CBP
# of Employees:121Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 98555 is located in Mason County, Washington, within the Shelton, WA Metropolitan Statistical Area (CBSA 43220) and Washington's 6th Congressional District. This Micro area has a population of 66,968 people, about 0.88% of whom live in ZIP Code 98555. It covers 26.484 sq mi of land and a water area of 11.192 sq mi.

CBSA Name:Shelton, WASource: Census
CBSA Number:43220Source: Census
CBSA Type:MicroSource: Census
CBSA Division:--Source: Census
CBSA Population:66,968Source: Census
MSA:Source: Census
Land Area:26.484 sq miSource: Census
Water Area:11.192 sq miSource: Census
Congressional District:06Source: USPS
Congressional Land Area:6902.73 sq miSource: Census
PMSA:Source: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:--Source: Census
Place Name:--Source: Census

Adjacent & Nearby ZIP Codes


98556 | | 98554

Schools in ZIP Code 98555


We could not locate which school district 98555 belongs to, but we will update this once new district data is released. There are no public schools nor private schools with a mailing address in this ZIP Code. Listing Nearby schools instead. It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

Hood Canal Elementary School 111 N State Route 106
Shelton, WA 98584
District: Hood Canal School DistrictNearby
Sand Hill Elementary Ne 791 Sand Hill Rd.
Belfair, WA 98528
District: North Mason School DistrictNearby
Mary E. Theler Early Learning Center 22871 Ne Sr 3
Belfair, WA 98528
District: North Mason School DistrictNearby
Belfair Elementary Ne 22900 Hwy 3
Belfair, WA 98528
District: North Mason School DistrictNearby
James A. Taylor High School 90 E North Mason School Road
Belfair, WA 98528
District: North Mason School DistrictNearby
Kitsap Adventist Christian School 5088 Nw Taylor Rd
Bremerton, WA 98312
District: Private SchoolNearby
Crosspoint 4012 Chico Way Nw
Bremerton, WA 98312
District: Private SchoolNearby
Shelton Valley Christian School 201 W Shelton Valley Rd
Shelton, WA 98584
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 98555


Olympic College 1600 Chester Ave
Bremerton, WA 98337-1699
Type: Post Secondary
The Evergreen State College 2700 Evergreen Pkwy Nw
Olympia, WA 98505-0001
Type: Post Secondary
Faith International University 3504 N Pearl St
Tacoma, WA 98407-0186
Type: Post Secondary
Fosbre Academy Of Hair Design 2703 Capital Mall Dr Sw
Olympia, WA 98502-1018
Type: Post Secondary
Tacoma Community College 6501 S 19th St
Tacoma, WA 98466-6100
Type: Post Secondary
South Puget Sound Community College 2011 Mottman Rd Sw
Olympia, WA 98512-6292
Type: Post Secondary

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on October 1, 2025.

  1. U.S. Postal Service [Last Updated: 10/1/2025], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 10/1/2025], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2023 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 10/1/2025], https://nces.ed.gov