Keller, WA · standard
ZIP Code 99140
Ferry County, Washington - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 475
- 1/sq mi
- $53,529
- Median income
- $140,700
- Median home value
- 12.3%
- Bachelor's or higher
National ZIP placement
Keller pairs one of the lowest household incomes in the country with among the most affordable home values nationally, in a rural, homeowner-dominated area.
- 19th pct
- household income, US ZIPs
- 23rd pct
- home value, US ZIPs
- 1
- people per sq mi
- 79%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 99140 against every reporting US ZIP.
ZIP code 99140 is a sparsely populated ZIP (a standard USPS delivery area) in Keller, Ferry County, Washington, home to just 475 residents across 950.0 square miles, a density of 1 people per square mile, in the Los Angeles time zone.
ZIP 99140 reports a modest median household income of $53,529 (41% below the average Washington ZIP), while per-capita income is $26,752. The poverty rate is 21.2%, so the area-level income figures should not be treated as typical household experience. Home values sit below the statewide ZIP benchmark: the median is $140,700 (72% below the average Washington ZIP), and median rent is $450; owner occupancy is 79.2%.
Formal educational attainment runs low here: just 12.3% of adults hold a bachelor's degree or higher, the median age is 51.5, 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 99140.
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 99140, Keller, 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
475
Population
950.0
Area (sq mi)
1
People / sq mi
Los Angeles
Time Zone
standard
ZIP Type
Who lives in ZIP 99140?
51.5
Median Age
46.3%
Male
53.7%
Female
1.6%
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?
$53,529
Median Household Income
-41% vs state ZIP avg
$26,752
Per Capita Income
21.2%
Poverty Rate
7.0%
Unemployment Rate
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
246housing units
246
Total Housing Units
216
Occupied Units
30
Vacant Units
2.25
Avg Household Size
Occupancy Type
$140,700
Median Home Value
-72% vs state ZIP avg
$450
Median Rent
1976
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 7 business establishments in ZIP 99140, employing approximately 26 people with a combined annual payroll of $1,313,000.
7
Businesses
26
Employees
$1.3M
Annual Payroll
1
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Agriculture, forestry, fishing and hunting | 5 | 71.4% |
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 99140, both outside WA so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.