Plymouth County, IA Property Taxes (2026)

Plymouth County owners pay a median of $2,363 a year on a median home value of $218,600, an effective rate of 1.08%. That's the 89th-highest rate of 99 Iowa counties with Census data, below the Iowa county median of 1.34%.

Updated October 2026 · Data: U.S. Census Bureau, American Community Survey 5-Year Estimates (2019–2023)

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Effective tax rate

1.08%

89th highest of 99 in IA

Median annual bill

$2,363

~$197/month

Median home value

$218,600

Iowa county median

1.34%

Effective rate

What a protest could save you in Plymouth County

Enter the market value from your appraisal notice. We apply Plymouth County's 1.08% effective rate and a 10–15% reduction, the typical range for successful protests.

$
Est. annual tax
$2,361
Savings at 10–15% off
$236–$354
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Plymouth County vs. Iowa vs. U.S. property tax rates

Plymouth County1.08%
Iowa county median1.34%
U.S. county median0.84%

Key stat: Plymouth County's effective property tax rate is 1.08%, vs. 1.34% for the median Iowa county and 0.84% for the median U.S. county. It ranks 89th of 99 in Iowa. Effective rate = median tax bill ÷ median home value, so it already reflects typical exemptions. (Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2019–2023))

How to appeal your property taxes in Plymouth County

  1. 1

    Review your assessment notice

    Check the assessed value from the Plymouth County Assessor. Compare it to recent sales of similar homes nearby.

  2. 2

    File your appeal before the deadline

    The Plymouth County deadline is April 25 – May 5. Missing it means waiting until the next assessment year.

  3. 3

    Gather evidence

    Recent comparable sales, photos of condition issues, repair estimates or an independent appraisal.

  4. 4

    Present your case

    Submit evidence or attend a hearing with the County Assessor.

  5. 5

    Get your decision

    If you win, your assessed value and bill go down. On a $2,363 bill, 10–15% off is $236–$354 a year.

Want help with it?

TaxDrop builds your case from comparable sales data.

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Property tax exemptions in Iowa

Iowa homeowners may qualify for exemptions that reduce taxable value. Check with the Plymouth County Assessor for amounts.

Homestead exemption

For your primary residence. Reduces the value used to calculate your bill.

Senior / over-65

Many states add an exemption or freeze for owners 65 and older.

Disability

For homeowners with qualifying disabilities, often similar to the over-65 benefit.

Veterans

Disabled veterans may get partial or full exemptions depending on rating.

Frequently Asked Questions

What is the property tax rate in Plymouth County, Iowa?
The median effective property tax rate in Plymouth County is 1.08%: a median annual bill of $2,363 on a median home value of $218,600. That's the 89th-highest rate of 99 Iowa counties with Census data. Your own rate depends on which city, school district and special districts you're in. Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2019–2023).
How much are property taxes in Plymouth County?
The median Plymouth County property tax bill is $2,363 a year, about $197 a month, compared with a Iowa county median of $1,976.
What is the deadline to appeal property taxes in Plymouth County?
The deadline to appeal in Plymouth County is April 25 – May 5. Missing it means waiting until the next assessment cycle.
Is Plymouth County a high property tax area?
Plymouth County's 1.08% effective rate is below the Iowa county median of 1.34% and above the U.S. county median of 0.84%. That's the 89th-highest rate of 99 Iowa counties with Census data.
Can TaxDrop help lower my Plymouth County property taxes?
TaxDrop analyzes your property against local comparable sales and helps you appeal your assessment.

Property taxes in nearby counties

Sioux County

Rate: 1.16%

Median bill: $2,722

Woodbury County

Rate: 1.48%

Median bill: $2,542

Cherokee County

Rate: 1.08%

Median bill: $1,561

O'Brien County

Rate: 0.99%

Median bill: $1,572

Ida County

Rate: 1.06%

Median bill: $1,158

Lyon County

Rate: 0.92%

Median bill: $1,983

Monona County

Rate: 1.15%

Median bill: $1,412

Osceola County

Rate: 1.05%

Median bill: $1,302

← All 99 Iowa counties

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