Dunn County, North DakotaProperty records & tax offices
Links open the listed public-office or service-provider website in a new tab. This directory does not collect payments.
Find the right property record
Use the property portal for ownership and assessed value, the collector for a bill or balance, and the map for parcel location. Have the address, owner name, or parcel number ready.
Tax bills & filing dates
These are the dates and qualifications recorded in the directory. Confirm your tax year and current deadline with the official office and your property’s notice.
- Tax bill mailing
- December 26, 2026 (North Dakota's statutory county-treasurer mailing deadline; county-specific mailing date was not verified).
- Payment deadline
- 2026 schedule for 2025 real-estate taxes: due January 1, 2026; 5% discount if paid in full by February 15, 2026; first installment and special assessments due March 1, 2026 without penalty; second installment due October 15, 2026 without penalty; statutory penalties apply after the installment dates under N.D.C.C. §57-20-01.
- Assessment appeal
- For 2026 assessments, township and city Boards of Equalization meet in April; the county Board of Equalization meets during the first 10 days of June; and the North Dakota State Board of Equalization meets August 11, 2026. A county-specific parcel protest closing date was not published; contact the county auditor or tax director.
Exemptions & appeals
View exemption application (opens in a new tab)Exemption filing
2026 Homestead Property Tax Credit applications are due before March 31, 2026 and are filed with the local assessor or county director of tax equalization; North Dakota Primary Residence Credit applications run January 1-April 1, 2026.
Senior relief
North Dakota Homestead Property Tax Credit: homeowner age 65+ or permanently and totally disabled, living at and invested in the property, with household income no more than $70,000 for the calendar year preceding the assessment date. Taxable value is reduced 100% up to $9,000 (true/full value maximum $200,000) for income $0-$40,000, or 50% up to $4,500 (true/full value maximum $100,000) for income $40,001-$70,000. The 2026 Primary Residence Credit may provide up to $1,600 with a January 1-April 1, 2026 application window.
Valuation limits
No general annual parcel-value cap was identified in the official North Dakota sources reviewed; real property is assessed at true and full value as of February 1, with statutory classification percentages, levy limits, credits, exemptions, and assessment equalization rules applying.
For a valuation appeal, use the appeal date in the tax and filing section above. Keep your notice, supporting evidence, and proof of submission.