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County tax profile · 2026 · Census ACS + IRS data

Property Tax & Income in Dewey County, Oklahoma

Dewey County has an effective property tax rate of 0.52%. On the median home value of $133,600, that's roughly $689 per year. Median household income is $62,569.

Effective Property Tax Rate1
0.52%
median tax $689 ÷ median home $133,600
Median Home Value1
$133,600
owner-occupied
Median Household Income1
$62,569
per-capita $31,627
Est. Annual Tax on Median Home1
$689
at 0.52% effective rate

What you'll pay, at a glance

Property taxes are the largest local tax most homeowners pay. The effective rate measures the real tax bill as a share of home value — a more useful number than the nominal “mill rate,” because assessment practices vary county to county.

MetricDewey CountyOklahoma (state context)
Effective property tax rate10.52%0.63%
Median home value1$133,600—
State income tax3top rate 4.75%top rate 4.75%
State sales tax39.06% combined9.06% combined

How this is calculated

The effective property tax rate is the median real-estate tax bill divided by the median home value — both for owner-occupied homes, from the U.S. Census Bureau's American Community Survey (ACS 5-year estimates)1. Median income is also from the ACS1. Federal and state income-tax figures use IRS2 and Tax Foundation3 data.

About Dewey County, OK

Dewey County, Oklahoma, carries an effective property tax rate of 0.516%, which falls below the statewide median of 0.627% and well under the national figure of 0.794%. Among Oklahoma's 77 counties, it ranks 65th by rate, placing it among the lower-taxed jurisdictions in the state. That gap shows up in actual bills: the median home value of $133,600 generates a median annual real-estate tax of $689. With median household income at $62,569 and per-capita income at $31,627, property taxes here take a smaller share of earnings than they would in many other places. Communities such as Seiling, Putnam, and Taloga sit within this county, and homeowners in each benefit from the same comparatively restrained rate. The picture is one of affordability relative to both state and national norms, though the ranking of 65th means a handful of Oklahoma counties still levy less.

Frequently asked questions

What is the property tax rate in Dewey County, OK?
The effective rate is 0.52% — meaning the median tax bill equals about 0.52% of the median home value.
How much are property taxes on a median home?
On the median home ($133,600), the estimated annual bill is about $689.
Is Dewey County's rate high or low?
Compare it to the state median of 0.63% and the national average near 1.1%.
How does the effective rate differ from my mill rate?
A mill rate is the nominal levy per $1,000 of assessed value. The effective rate reflects what you actually pay after exemptions and assessments — it's the median tax bill as a share of median home value, so it better predicts your real cost.
Will a reassessment raise my tax bill?
Not necessarily. If your home's assessed value rises, your bill can go up, but only if the mill rate and exemptions stay flat. Contact the Dewey County assessor's office to review your current assessment.
Can I appeal my property tax assessment?
Yes. Most counties allow an appeal when you believe the assessed value exceeds the market value. File with the Dewey County assessor within the local deadline, typically with comparable sales as evidence.
Sources
[1] U.S. Census Bureau — ACS 5-Year (2023) — Median home value (B25077), median real-estate taxes (B25103), median household income (B19013), per-capita income (B19301).
[2] IRS — Statistics of Income — County income, AGI, and real-estate taxes paid.
[3] Tax Foundation — State income, sales, corporate, and estate/inheritance tax rates.