Steptoe, WA · standard

ZIP Code 99174

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

44
126/sq mi High-density area
$50,179
Median income Below-median income area
$254,500
Median home value Near-median home value
21.3%
Bachelor's or higher Near-average bachelor's attainment

National ZIP placement

Steptoe pairs one of the lowest household incomes in the country with above-median home values, in a rural, homeowner-dominated area.

14th pct
household income, US ZIPs
Top 42%
home value, US ZIPs
126
people per sq mi
88%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 99174 against every reporting US ZIP.

ZIP code 99174 is a sparsely populated ZIP (a standard USPS delivery area) in Steptoe, Whitman County, Washington, home to just 44 residents across 0.3 square miles, a density of 126 people per square mile, in the Los Angeles time zone.

With fewer than 100 residents on file, this page keeps the Census figures below and skips the multi-chart expansion used on larger ZIPs. Small-N ACS estimates are already unstable enough without padding the page around them. Median household income is $50,179.

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 →

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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 99174, Steptoe, 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

44

Population

0.3

Area (sq mi)

126

People / sq mi

Los Angeles

Time Zone

standard

ZIP Type

Who lives in ZIP 99174?

40.1

Median Age

46.4%

Male

53.6%

Female

0.0%

Foreign-Born

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

How much do residents earn?

$50,179

Median Household Income

-45% vs state ZIP avg

$20,019

Per Capita Income

4.3%

Poverty Rate

0.0%

Unemployment Rate

How ZIP 99174 ranks among Washington ZIPs

Steptoe, 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)

$50,179 5th percentile higher than 5% of 547 Washington ZIPs

This ZIP $0 $200K+ every Washington ZIP, bucketed by value

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 does housing look like?

37

Total Housing Units

25

Occupied Units

12

Vacant Units

2.76

Avg Household Size

Occupancy Type

Owner 88.0%
Renter 12.0%

$254,500

Median Home Value

-50% vs state ZIP avg

1958

Median Year Built

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

Nearby ZIP Codes

Want a side-by-side? Compare 99174 vs 99176 →

ZIP Code City Population Distance
99176 Thornton, WA 145 5.7 mi
99158 Oakesdale, WA 603 9.8 mi

Nationwide ZIPs with similar ACS profiles

Two Census-derived peer sets for ZIP 99174, 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.

Frequently Asked Questions

What county is ZIP code 99174 in?

ZIP code 99174 (Steptoe) is located in Whitman County, Washington. Whitman County contains multiple ZIP codes, see the full list at /counties/whitman-wa.

What is the population of ZIP code 99174?

ZIP code 99174 in Steptoe, WA has a population of 44 according to the Census Bureau ACS 2023 estimates.

ZIP 99174's figures come from ACS 5-Year Estimates, Census ZIP Code Business Patterns, and the FHFA House Price Index. See our methodology for details.

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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.