PlainZIP

Mineral, WA · standard

ZIP Code 98355

Lewis County, Washington - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

628
1/sq mi
$102,438
Median income
$402,900
Median home value
44.1%
Bachelor's or higher

The verdict

Mineral pairs an upper-quartile household income with upper-quartile home values, in a rural, homeowner-dominated area.

Top 18%
household income, US ZIPs
Top 20%
home value, US ZIPs
1
people per sq mi
78%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 98355 against every reporting US ZIP.

ZIP code 98355 is a sparsely populated ZIP (a standard USPS delivery area) in Mineral, Lewis County, Washington, home to just 628 residents across 483.1 square miles, a density of 1 people per square mile, in the Los Angeles time zone.

ZIP 98355 lands in the middle-income range, with a median household income of $102,438 (13% above the Washington average), while per-capita income is $28,492. Poverty here runs at 18.4%, with unemployment measured at 3.4%. On housing, the median home value is $402,900 (21% below the state average) with median rent at - per month, and 77.9% of occupied units are owner-occupied.

A solid share of residents have a four-year degree: 44.1% of adults hold a bachelor's degree or higher, the median age is 31.2, and the average commute is -. We also surface 2 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Lewis County, so you can benchmark 98355 against its immediate geography rather than a national average alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 98355, Mineral, WA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

628

Population

483.1

Area (sq mi)

1

People / sq mi

Los Angeles

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 98355?

31.2

Median Age

55.3%

Male

44.7%

Female

0.3%

Foreign-Born

White 75.1%
African American 0.0%
Asian 14.1%
American Indian or Alaska Native 3.1%
Native Hawaiian or Pacific Islander 0.4%
Two or More Ethnicities 7.0%
Hispanic or Latino 14.0%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$102,438

Median Household Income

+13% vs state

$28,492

Per Capita Income

18.4%

Poverty Rate

3.4%

Unemployment Rate

How ZIP 98355 ranks nationally

Mineral, WA household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$102,438 Top 18% higher than 82% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). This entry sits in this band. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 70.2%
Bachelor's Degree or Higher 44.1%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

318

Total Housing Units

181

Occupied Units

137

Vacant Units

3.84

Avg Household Size

Occupancy Type

Owner 77.9%
Renter 22.1%

$402,900

Median Home Value

-21% vs state

1977

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What businesses operate in this ZIP?

Census Bureau data shows 18 business establishments in ZIP 98355, employing approximately 167 people with a combined annual payroll of $6,672,000.

18

Businesses

167

Employees

$6.7M

Annual Payroll

2

Industry Sectors

Industry Establishments % of Total
Construction 5 27.8%
Transportation and warehousing 4 22.2%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 98355 vs 98336 →

ZIP 98355 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 98355 ranks #2 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
98336 Glenoma, WA 970 8.9 mi
98330 Elbe, WA 149 8.0 mi

More ZIP Codes in Lewis County

98531 standard
Centralia, WA
Pop: 24,121
98532 standard
Chehalis, WA
Pop: 23,596
98596 standard
Winlock, WA
Pop: 6,524
98591 standard
Toledo, WA
Pop: 3,952
98570 standard
Onalaska, WA
Pop: 3,889
98564 standard
Mossyrock, WA
Pop: 2,459

Related Areas

Lewis County Mineral, WA Washington

Frequently Asked Questions

What county is ZIP code 98355 in? ▼
ZIP code 98355 (Mineral) is located in Lewis County, Washington. Lewis County contains multiple ZIP codes, see the full list at /counties/lewis-wa.
What is the population of ZIP code 98355? ▼
ZIP code 98355 in Mineral, WA has a population of 628 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 98355? ▼
The median household income in ZIP 98355 is $102,438, which is 34% above the national average of $76,288.
What is the average home value in ZIP 98355? ▼
The median home value in ZIP 98355 is $402,900, which is 45% above the national average of $278,155.
What is the demographic makeup of ZIP 98355? ▼
The largest racial group in ZIP 98355 is White at 75.1%. Hispanic or Latino residents make up 14.0% of the population.
How many businesses are in ZIP code 98355? ▼
ZIP code 98355 has 18 business establishments employing approximately 167 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 98355? ▼
In ZIP code 98355, 70.2% of residents aged 25+ have a high school diploma or higher, and 44.1% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 98355? ▼
In ZIP code 98355, approximately 77.9% of occupied housing units are owner-occupied and 22.1% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 98355? ▼
The poverty rate in ZIP code 98355 is 18.4% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.