Sioux County Property Tax Calculator
Locality estimate page for Sioux County, North Dakota. Use this county/locality rate for faster screening, then confirm parcel-specific details with your local tax authority.
County/Locality Effective Rate
0.10%
State Effective Rate
0.95%
Sample Annual Tax Difference
-$3,613
State Mortgage Context: North Dakota
Most counties in this state follow the standard FHA floor framework.
State Effective Tax Rate
0.95%
FHA 1-Unit Floor
$541,287
FHA 1-Unit Ceiling
$1,249,125
How to Use This County Estimate
Step 1
Enter your property value and assessment assumptions.
Step 2
Apply exemptions that may reduce taxable value.
Step 3
Compare county/locality estimate against statewide fallback.
Source Transparency
Source: Today's Homeowner County Property Tax Study (ACS-based)
View sourceLast updated: 2026-02-19
Need Statewide Context?
Visit North Dakota mortgage snapshot or return to the national calculator hub.