ZIP 98597 vs ZIP 98558

Source:

Yelm, WA — Mckenna, WA

This side-by-side compares ZIP 98597 (Yelm, WA) and ZIP 98558 (Mckenna, WA) using the same Census ACS 5-Year table fields for both — no averages swapped in, no national proxies. ZIP 98597 has a population of 21,557 at 75 people per square mile, while ZIP 98558 has 192 at 587 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 98597 reports a median household income of $92,219 against in ZIP 98558, with per-capita income of $39,279 vs $38,726. The share of adults holding a bachelor's degree or higher is 24.1% in 98597 and 27.9% in 98558. Poverty rate reads 7.8% vs 33.3%, and unemployment 2.7% vs 100.0% — 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 $447,600 in 98597 versus in 98558, with median rent of $1,638 and per month respectively. Homeownership rate is 78.2% vs . 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
98597
Yelm, WA
98558
Mckenna, WA
Population 21,557 192
Median Household Income $92,219
Per Capita Income $39,279 $38,726
Median Age 36.7 91.7
Bachelor's Degree or Higher 24.1% 27.9%
Poverty Rate 7.8% 33.3%
Unemployment Rate 2.7% 100.0%
Median Home Value $447,600
Median Rent (monthly) $1,638
Homeownership Rate 78.2%
Population Density (per sq mi) 75 587

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

Full Profile
98597
Yelm, WA
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Full Profile
98558
Mckenna, WA
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What are common questions about this comparison?

How do ZIP codes 98597 and 98558 compare?
ZIP 98597 (Yelm, WA) has a population of 21,557 and a median household income of $92,219. ZIP 98558 (Mckenna, WA) has a population of 192 and a median household income of —.
Which ZIP code has higher income, 98597 or 98558?
Income data is not available for one or both of these ZIP codes.
How do I compare two ZIP codes on PlainZIP?
Visit plainzip.com/compare, enter two 5-digit U.S. ZIP codes, and click Compare. You can also navigate directly to /compare/XXXXX-vs-YYYYY to share a specific comparison.

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.