ZIP 99011 vs ZIP 99001

Source:

Fairchild Air Force Base, WA — Airway Heights, WA

This side-by-side compares ZIP 99011 (Fairchild Air Force Base, WA) and ZIP 99001 (Airway Heights, WA) using the same Census ACS 5-Year table fields for both — no averages swapped in, no national proxies. ZIP 99011 has a population of 2,776 at 164 people per square mile, while ZIP 99001 has 6,151 at 334 per square mile. That difference in population size and density alone reshapes how every other metric should be interpreted — a higher-income ZIP with 1,200 residents behaves very differently from one with 45,000.

On income and education, ZIP 99011 reports a median household income of $69,917 against $62,518 in ZIP 99001, with per-capita income of $27,098 vs $26,972. The share of adults holding a bachelor's degree or higher is 39.8% in 99011 and 14.1% in 99001. Poverty rate reads 3.3% vs 22.6%, and unemployment 3.5% vs 10.8% — these four fields alone drive most of the difference in the scorecard grades you will see for each ZIP.

Housing separates these two ZIPs further: median home value sits at in 99011 versus $346,200 in 99001, with median rent of $1,808 and $1,357 per month respectively. Homeownership rate is 0.0% vs 32.1%. When reading the comparison table below, focus on paired metrics rather than single winners — a ZIP with lower home values and lower income is not strictly "worse" if rent-to-income ratios and commute times land in the same zone. Every value is pulled from the exact same ACS table so the two columns are genuinely comparable.

Compare different ZIP codes:

vs
Metric
99011
Fairchild Air Force Base, WA
99001
Airway Heights, WA
Population 2,776 6,151
Median Household Income $69,917 $62,518
Per Capita Income $27,098 $26,972
Median Age 22.6 32.6
Bachelor's Degree or Higher 39.8% 14.1%
Poverty Rate 3.3% 22.6%
Unemployment Rate 3.5% 10.8%
Median Home Value $346,200
Median Rent (monthly) $1,808 $1,357
Homeownership Rate 0.0% 32.1%
Population Density (per sq mi) 164 334

Values highlighted in green indicate the better metric where applicable. Source: U.S. Census Bureau ACS 2023.

Full Profile
99011
Fairchild Air Force Base, WA
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Full Profile
99001
Airway Heights, WA
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What are common questions about this comparison?

How do ZIP codes 99011 and 99001 compare?
ZIP 99011 (Fairchild Air Force Base, WA) has a population of 2,776 and a median household income of $69,917. ZIP 99001 (Airway Heights, WA) has a population of 6,151 and a median household income of $62,518.
Which ZIP code has higher income, 99011 or 99001?
ZIP 99011 (Fairchild Air Force Base, WA) has a higher median household income of $69,917 compared to $62,518 for ZIP 99001.
How do I compare two ZIP codes on PlainZIP?
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All data sourced from the U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023).

PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.

Data sourced from official U.S. Census ACS and HUD-USPS ZIP crosswalk data. See our methodology for details. Retrieved and formatted by PlainZIP Editorial.