Allyn, WA · standard
ZIP Code 98524
Mason County, Washington - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 3,232
- 87/sq mi Moderate-density area
- $99,483
- Median income Above-median income area
- $526,800
- Median home value Above-median home value
- 29.6%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
Allyn pairs an upper-quartile household income with upper-quartile home values, in a rural, homeowner-dominated area.
- Top 19%
- household income, US ZIPs
- Top 12%
- home value, US ZIPs
- 87
- people per sq mi
- 95%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 98524 against every reporting US ZIP.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 98524 (Allyn, WA) rose +8.7% from 2023 to 2024. The all-transactions index moved from 364.3 in 2023 to 396.1 in 2024 (2000 = 100).
ZIP code 98524 covers 37.0 square miles in Allyn, Mason County, Washington (a standard USPS delivery area), with a modest 3,232 residents on file, a density of 87 people per square mile, in the Los Angeles time zone.
ZIP 98524 lands in the middle-income range, with a median household income of $99,483 (9% above the average Washington ZIP), while per-capita income is $46,717. The poverty rate is 4.7%, with unemployment at 5.9%; those measures add context to the income figure. Median home value is $526,800 (3% above the average Washington ZIP) and median rent is $2,083; 94.6% of occupied homes are owner-occupied.
Educational attainment sits below the national norm: 29.6% of adults hold a bachelor's degree or higher, the median age is 51.9, and the average commute is -. The page also surfaces 5 ZIP codes within roughly 10 miles and 6 more in Mason County, so 98524 can be compared with both its immediate and county-level context.
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 →
Top industries in ZIP 98524
Top 5 sectors by establishment count in Allyn, WA
Which industries have the most business establishments in ZIP 98524.
- Construction
Construction
14 establishments
- Accommodation and food services
Accommodation and food services
9 establishments
- Other services (except public administration)
Other services (except public administration)
9 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
7 establishments
- Retail trade
Retail trade
6 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
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 98524, Allyn, 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
3,232
Population
37.0
Area (sq mi)
87
People / sq mi
Los Angeles
Time Zone
standard
ZIP Type
Who lives in ZIP 98524?
51.9
Median Age
51.9%
Male
48.1%
Female
6.3%
Foreign-Born
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?
$99,483
Median Household Income
+9% vs state ZIP avg
$46,717
Per Capita Income
4.7%
Poverty Rate
5.9%
Unemployment Rate
How ZIP 98524 ranks among Washington ZIPs
Allyn, WA household income vs. every Washington ZIP code
Median household income among 547 reporting Washington ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$99,483 Top 31% higher than 69% of 547 Washington ZIPs
Each bar is a $20K-wide band; taller bars hold more Washington 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?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
2,126housing units
2,126
Total Housing Units
1,738
Occupied Units
388
Vacant Units
2.47
Avg Household Size
Occupancy Type
$526,800
Median Home Value
+3% vs state ZIP avg
$2,083
Median Rent
1996
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+8.7%
YoY Change (2024)
396
HPI Index (2000 = 100)
+296%
Total Change Since 2000
Home values in ZIP 98524 have increased 8.7% over the past year (2024). Since 2000, this ZIP has seen +296% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +8.7% | 241 |
| 2021 | +21.9% | 294 |
| 2022 | +30.5% | 383 |
| 2023 | -4.9% | 364 |
| 2024 | +8.7% | 396 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 62 business establishments in ZIP 98524, employing approximately 237 people with a combined annual payroll of $8,373,000.
62
Businesses
237
Employees
$8.4M
Annual Payroll
7
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 14 | 22.6% |
| Accommodation and food services | 9 | 14.5% |
| Other services (except public administration) | 9 | 14.5% |
| Professional, scientific, and technical services | 7 | 11.3% |
| Retail trade | 6 | 9.7% |
| Real estate and rental and leasing | 4 | 6.5% |
| Health care and social assistance | 4 | 6.5% |
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 98524 vs 98528 →
ZIP 98524 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 98329
Gig Harbor (98329)
10,545 residents
- 98528
Belfair (98528)
9,983 residents
- 98349
Lakebay (98349)
4,614 residents
- 98524 3,232
Allyn (98524)
3,232 residents
- 98546 2,909
Grapeview (98546)
2,909 residents
- 98394 1,107
Vaughn (98394)
1,107 residents
What this shows Among its immediate neighbors, ZIP 98524 ranks #4 by population - useful context the national average alone can't give.
ZIP 98524 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 98329
Gig Harbor (98329)
$110,316 median income
- 98524
Allyn (98524)
$99,483 median income
- 98546
Grapeview (98546)
$97,159 median income
- 98528
Belfair (98528)
$91,058 median income
- 98349
Lakebay (98349)
$75,875 median income
What this shows By household income, ZIP 98524 ranks #2 of 5 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 98524, both outside WA so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (3,232 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Mason County
Related Areas
Frequently Asked Questions
What county is ZIP code 98524 in?
ZIP code 98524 (Allyn) is located in Mason County, Washington. Mason County contains multiple ZIP codes, see the full list at /counties/mason-wa.
What is the population of ZIP code 98524?
ZIP code 98524 in Allyn, WA has a population of 3,232 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 98524?
The median household income in ZIP 98524 is $99,483, which is 30% above the national average of $76,288.
What is the average home value in ZIP 98524?
The median home value in ZIP 98524 is $526,800, which is 89% above the national average of $278,155.
What is the demographic makeup of ZIP 98524?
The largest racial group in ZIP 98524 is White at 79.9%. Hispanic or Latino residents make up 11.8% of the population.
How many businesses are in ZIP code 98524?
ZIP code 98524 has 62 business establishments employing approximately 237 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 98524?
The top industries by establishment count in ZIP 98524 are: Construction (14), Accommodation and food services (9), Other services (except public administration) (9). There are 7 industry sectors represented in total.
How have home values changed in ZIP code 98524?
According to the FHFA House Price Index, home values in ZIP 98524 increased by 8.7% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 296%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 98524?
In ZIP code 98524, 58.4% of residents aged 25+ have a high school diploma or higher, and 29.6% 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 98524?
In ZIP code 98524, approximately 94.6% of occupied housing units are owner-occupied and 5.4% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 98524?
The poverty rate in ZIP code 98524 is 4.7% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 98524's numbers, next.
- See how ZIP 98524 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Allyn, WA ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.