Cost of Living in Maryland Heights

Maryland Heights's cost of living runs genuinely close to Missouri's statewide average on housing, layered under St. Louis County's real, highest-in-Missouri effective property tax rate.

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Housing near the statewide average

Maryland Heights's average home value ran approximately $262,814 (63043 ZIP, per Zillow, up 3.5% YoY), close to Missouri's own $268,423 statewide average.

St. Louis County's highest-in-state property tax rate

St. Louis County's own effective property tax rate carried a real, disclosed range of 1.20%-1.36% this pass -- ranking #1 (highest) of Missouri's 115 counties -- the same county-level rate structure as neighboring Kirkwood.

Missouri's flat income tax and modest state sales tax

Missouri's real flat 4.0% state income tax and 4.225% state sales tax (under a substantial local add-on layer) apply statewide, including in Maryland Heights.

Key takeaways

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Last reviewed: 2026-08-27. Independent research; not financial, tax, or legal advice -- confirm current figures with a local professional before making a decision.