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Idaho · County property tax · ACS 2024

Twin Falls County Property Taxes

The median homeowner in Twin Falls County pays $2,066 a year, an effective rate of 0.61%, modestly above the U.S. average.

$2,066
Median tax / yr
0.61%
Effective rate
+4%
vs U.S. average
#6 of 44
rank in ID

The verdict

Homeowners in Twin Falls County pay a median $2,066 a year in property tax, an effective rate of 0.61%, more affordable than 70% of U.S. counties.

$2,066
Median annual tax bill, 2024
0.61%
Effective rate on median home
#932 of 3135
U.S. counties by tax burden
+4%
vs the national average bill

Effective rate is the median property tax bill divided by the median home value ($337,900). U.S. Census Bureau, ACS 5-Year Estimates · 2024.

Census Bureau ACS property tax data for Idaho. Owner-occupied homes: 24,488.

The median annual property tax in Twin Falls County is $2,066, which is 1% higher than the Idaho state average and 4% above the national average. The effective tax rate is 0.61% on a median home value of $337,900. Property taxes represent 3.1% of the median household income in this county.

What This Data Tells Us About Twin Falls County

Homeowners in Twin Falls County pay a median annual property tax of $2,066, modestly above the national median and roughly in line with the Idaho state median. On a $337,900 median home, that works out to an effective rate of 0.61% once the local assessment base and millage are combined.

Property taxes in Twin Falls County run within the commonly cited 2%-4% national benchmark, at about 3.1% of the $67,409 median household income. Since 2023, the published ACS median estimate has ticked up 5.9%, from $1,951 to $2,066. This compares two release estimates; it does not identify a local policy, assessment, exemption, or household-bill cause.

This page is for informational purposes only and is not tax, legal, or financial advice. Figures describe the median homeowner household in Twin Falls County as reported to the Census Bureau, your own bill can differ based on your parcel's assessed value, exemptions, special districts, and municipal overlays. Always consult your county assessor, tax collector, or a qualified professional before making decisions that depend on these numbers.

Median Annual Tax
$2,066
+1% vs State +4% vs US
Median Home Value
$337,900
-19% vs State +48% vs US
Effective Tax Rate
0.61%
+24% vs State -34% vs US

With vs Without Mortgage

With Mortgage
$2,176
$181/mo
Without Mortgage
$1,902
$159/mo

In Twin Falls County, mortgaged homeowners pay 14% more than those without a mortgage, a gap that typically tracks higher home values rather than a different tax rate.

How Twin Falls County compares

Effective property tax rate (median tax ÷ median home value), ACS 2024.

Twin Falls County 0.61%
Idaho average 0.49%
U.S. average 0.92%

Twin Falls County's effective rate is higher than 86% of the 44 counties in Idaho - ranking #6 of 44 for property tax burden.

Where Twin Falls County sits among every U.S. county

Effective property tax rate (median tax ÷ median home value)

0.61% Among the most affordable more affordable than 70% of 3,135 U.S. counties

0.00%–0.25%: 19 U.S. counties (1%). Below this entry. 0.25%–0.50%: 467 U.S. counties (15%). Below this entry. 0.50%–0.75%: 904 U.S. counties (29%). This entry sits in this band. 0.75%–1.00%: 614 U.S. counties (20%). Above this entry. 1.00%–1.25%: 452 U.S. counties (14%). Above this entry. 1.25%–1.50%: 331 U.S. counties (11%). Above this entry. 1.50%–1.75%: 181 U.S. counties (6%). Above this entry. 1.75%–2.00%: 79 U.S. counties (3%). Above this entry. 2.00%–2.25%: 48 U.S. counties (2%). Above this entry. 2.25%–2.50%: 28 U.S. counties (1%). Above this entry. 2.50%–2.75%: 8 U.S. counties (0%). Above this entry. 2.75%–3.00%: 3 U.S. counties (0%). Above this entry. 3.00%–3.25%: 0 U.S. counties (0%). Above this entry. 3.25%–3.50%: 0 U.S. counties (0%). Above this entry. 3.50%–3.75%: 1 U.S. counties (0%). Above this entry. 3.75%–4.00%: 0 U.S. counties (0%). Above this entry. This county 0.00% 4.00% every U.S. county, bucketed by value

Each bar is a band; taller bars hold more U.S. counties. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2024

Twin Falls County vs Benchmarks

Metric Twin Falls County Idaho Avg U.S. Avg
Median Annual Tax $2,066 $2,038 $1,993
Effective Tax Rate 0.61% 0.49% 0.92%
Median Home Value $337,900 $418,600 $227,791

Source: U.S. Census Bureau, ACS 5-Year Estimates. Tax-burden differences across rows reflect millage decisions, assessment-ratio practices, and the residential-vs-commercial mix of each tax base.

Think your Twin Falls County property tax bill is too high?

A successful appeal can lower your assessed value by 10-25%, cutting your annual tax bill by hundreds or thousands of dollars. Use our free Appeal Savings Estimator to project savings on your specific home, then read our step-by-step appeal guide for the exact procedure in Idaho.

Property Tax History

$1,400$1,600$1,800$2,000$2,200 20202021202220232024 $2,066
Median annual property tax in Twin Falls County, 2020–2024 (ACS). Up +41% over the period.
Year Median Tax Effective Rate
2024 $2,066 +5.9% 0.61%
2023 $1,951 +6.7% 0.67%
2022 $1,829 +13.0% 0.70%
2021 $1,618 +10.1% 0.78%
2020 $1,469 0.81%

Tax Burden

Tax-to-Income Ratio
3.1%
of median household income
Median Income
$67,409
per year
Monthly Tax
$172
per month

Tax Affordability Score

9
Very Affordable

An effective rate well below the national average of 0.92% puts Twin Falls County in the "Very Affordable" band for property tax burden.

Very Expensive Very Affordable

How this score is calculated: a 1-10 scale derived mechanically from the ratio of this county's effective rate to the national average effective rate (0.92%) - a ratio at or below 0.5× scores 10, a ratio at or above 2.0× scores 1, with a linear scale between. It is a factual comparison of Census figures only, not a recommendation, quality rating, or endorsement of Twin Falls County or any other county.

Other Counties in Idaho

View all counties in Idaho →

Frequently Asked Questions

What is the average property tax in Twin Falls County, Idaho?
The median annual property tax in Twin Falls County is $2,066, an effective rate of 0.61% on a $337,900 median home (Census ACS, 2024).
How does Twin Falls County property tax compare to the national average?
Property taxes in Twin Falls County run modestly above the national median of $1,993, an effective rate of 0.61% versus 0.92% nationally.
What percentage of income goes to property taxes in Twin Falls County?
Property taxes in Twin Falls County run within the commonly cited 2%-4% national benchmark, at about 3.1% of the $67,409 median household income.
Are property taxes increasing in Twin Falls County?
Since 2023, property taxes in Twin Falls County have ticked up 5.9%, from $1,951 to $2,066.

What this means in Twin Falls County

How to use Twin Falls County's property-tax numbers, for budgeting, comparison, or an appeal.

  • At Twin Falls County's 0.61% effective rate, a $337,900 home implies about $2,066/yr, plug in your own home's value to estimate your bill. Estimate your bill
  • Twin Falls County ranks #6 of 44 counties in Idaho by effective rate, compare it against the rest of the state before you judge your bill. Idaho overview
  • If your assessed value looks high relative to Twin Falls County's typical home, you may have grounds to appeal, most jurisdictions have a filing window each year. How to appeal

Effective rate is the county median tax divided by the county median home value ($337,900); your parcel's assessed value, exemptions, and local levies determine your actual bill. U.S. Census Bureau ACS · 2024.

Data as of 2024. Source: U.S. Census Bureau, American Community Survey 5-Year Estimates.

Property tax data reflects median amounts paid by homeowners. Effective rates are calculated as median tax divided by median home value.

PlainPropertyTax is rendered directly from the U.S. Census Bureau's American Community Survey (ACS) 5-year estimates, no number is typed in by an editor. This page draws directly on the Census ACS county-level record for Twin Falls County. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026-06-09.