Soap Lake, WA · standard
ZIP Code 98851
Grant County, Washington - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 4,014
- 10/sq mi Low-density area
- $63,333
- Median income Near-median income area
- $242,800
- Median home value Near-median home value
- 14.6%
- Bachelor's or higher Below-average bachelor's attainment
National ZIP placement
Soap Lake pairs a below-median household income with above-median home values, in a rural, homeowner-dominated area.
- 35th pct
- household income, US ZIPs
- Top 44%
- home value, US ZIPs
- 10
- people per sq mi
- 67%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 98851 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 98851 (Soap Lake, WA) rose +24.3% from 2023 to 2024. The all-transactions index moved from 249.2 in 2023 to 309.7 in 2024 (2000 = 100).
ZIP code 98851 covers 409.6 square miles in Soap Lake, Grant County, Washington (a standard USPS delivery area), with a modest 4,014 residents on file, a density of 10 people per square mile, in the Los Angeles time zone.
ZIP 98851 reports a modest median household income of $63,333 (30% below the average Washington ZIP), while per-capita income is $34,580. The poverty rate is 17.7%, with unemployment at 9.2%; those measures add context to the income figure. Home values sit below the statewide ZIP benchmark: the median is $242,800 (53% below the average Washington ZIP), and median rent is $1,001; owner occupancy is 66.5%.
Formal educational attainment runs low here: just 14.6% of adults hold a bachelor's degree or higher, the median age is 35.9, and the average commute is -. No nearby ZIP peer set is available for this delivery area, so the Washington and national benchmarks above are the appropriate context for 98851.
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 98851
Top 5 sectors by establishment count in Soap Lake, WA
Which industries have the most business establishments in ZIP 98851.
- Construction
Construction
10 establishments
- Accommodation and food services
Accommodation and food services
8 establishments
- Transportation and warehousing
Transportation and warehousing
6 establishments
- Real estate and rental and leasing
Real estate and rental and leasing
5 establishments
- Arts, entertainment, and recreation
Arts, entertainment, and recreation
4 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 98851, Soap Lake, 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
4,014
Population
409.6
Area (sq mi)
10
People / sq mi
Los Angeles
Time Zone
standard
ZIP Type
Who lives in ZIP 98851?
35.9
Median Age
54.5%
Male
45.5%
Female
16.4%
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?
$63,333
Median Household Income
-30% vs state ZIP avg
$34,580
Per Capita Income
17.7%
Poverty Rate
9.2%
Unemployment Rate
How ZIP 98851 ranks among Washington ZIPs
Soap Lake, 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)
$63,333 19th percentile higher than 19% 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
2,003housing units
2,003
Total Housing Units
1,604
Occupied Units
399
Vacant Units
2.73
Avg Household Size
Occupancy Type
$242,800
Median Home Value
-53% vs state ZIP avg
$1,001
Median Rent
1974
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
+24.3%
YoY Change (2024)
310
HPI Index (2000 = 100)
+210%
Total Change Since 2000
Home values in ZIP 98851 have increased 24.3% over the past year (2024). Since 2000, this ZIP has seen +210% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | -5.2% | 181 |
| 2021 | +22.1% | 221 |
| 2022 | +11.9% | 248 |
| 2023 | +0.7% | 249 |
| 2024 | +24.3% | 310 |
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 44 business establishments in ZIP 98851, employing approximately 169 people with a combined annual payroll of $7,180,000.
44
Businesses
169
Employees
$7.2M
Annual Payroll
6
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 10 | 22.7% |
| Accommodation and food services | 8 | 18.2% |
| Transportation and warehousing | 6 | 13.6% |
| Real estate and rental and leasing | 5 | 11.4% |
| Arts, entertainment, and recreation | 4 | 9.1% |
| Retail trade | 3 | 6.8% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 98851, 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 (4,014 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Grant County
Related Areas
Frequently Asked Questions
What county is ZIP code 98851 in?
ZIP code 98851 (Soap Lake) is located in Grant County, Washington. Grant County contains multiple ZIP codes, see the full list at /counties/grant-wa.
What is the population of ZIP code 98851?
ZIP code 98851 in Soap Lake, WA has a population of 4,014 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 98851?
The median household income in ZIP 98851 is $63,333, which is 17% below the national average of $76,288.
What is the average home value in ZIP 98851?
The median home value in ZIP 98851 is $242,800, which is 13% below the national average of $278,155.
What is the demographic makeup of ZIP 98851?
The largest racial group in ZIP 98851 is White at 64.0%. Hispanic or Latino residents make up 30.2% of the population.
How many businesses are in ZIP code 98851?
ZIP code 98851 has 44 business establishments employing approximately 169 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 98851?
The top industries by establishment count in ZIP 98851 are: Construction (10), Accommodation and food services (8), Transportation and warehousing (6). There are 6 industry sectors represented in total.
How have home values changed in ZIP code 98851?
According to the FHFA House Price Index, home values in ZIP 98851 increased by 24.3% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 210%. 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 98851?
In ZIP code 98851, 49.2% of residents aged 25+ have a high school diploma or higher, and 14.6% 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 98851?
In ZIP code 98851, approximately 66.5% of occupied housing units are owner-occupied and 33.5% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 98851?
The poverty rate in ZIP code 98851 is 17.7% 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 98851's numbers, next.
- See how ZIP 98851 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Soap Lake, WA ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.