Allamakee County property tax appeal 2027: deadline, forms and how to file
To appeal an Allamakee County assessment, file with the Local Board of Review, after an optional informal review with the assessor April 2–25; in Iowa the deadline is April 30, in the April 2–30 filing window. Confirm the exact date on your notice or with the assessor; we add each county's 2027 date here when it is published.
Data as of 20 Oct 2026 · the Allamakee County assessorCheck your own assessment
Free. We compare the value on your notice with recent sales of similar homes nearby and tell you whether an appeal is worth filing. Have your assessment notice and tax bill handy.
By checking an address you agree to the Terms and Privacy Policy. We keep an address only if you add it to a dashboard; we never sell it.
How to file in Allamakee County
- Step 1
File the appeal
Use the method your notice lists, by the deadline on the notice.
- Step 2 · before the hearing
Prepare and submit your evidence
Comparable assessed values, photographs of condition issues and recent sales where they are public. Ask the appraisal office for the evidence it will use.
- Step 3
Meet, then hear
An informal review usually comes before a formal hearing; most reductions happen at the informal stage.
Before you file: how to read your notice · evidence that works · informal vs formal hearing · when not to appeal
Allamakee County questions
Data as of 20 Oct 2026 · Iowa statutesWhen is the property tax appeal deadline in Allamakee County?
Iowa law sets it: April 2 to April 30 of the assessment year (Iowa Code §441.37); extended to May 1–June 5 in declared disaster counties. Equalization-order protests October 9–31. Confirm the exact date on your notice or with the assessor.
Who hears a appeal in Allamakee County?
The Local Board of Review, after an optional informal review with the assessor April 2–25 hears the first appeal. Filing rules: Iowa Code §441.37.
What value should I compare on my Iowa notice?
Iowa notices often do not show a market value; compare the assessed value (“Total Value”) with what similar homes sold for, as of January 1 of the assessment year; real estate is reassessed in odd-numbered years (Iowa Code §428.4).
Does Iowa cap assessment increases?
Residential assessment limitation (rollback): taxable value = assessed value × a percentage the Department of Revenue certifies each fall so statewide residential taxable growth stays within 3% (Iowa Code §441.21(4)); 44.5345% for 2025. It caps aggregate growth, not an individual parcel’s value.
Check whether yours is over-assessed
Nearby counties
Winneshiek County · Clayton County · Fayette County · Howard County · Chickasaw County · Delaware County · Bremer County
- Iowa Code §441.37 (protest grounds and dates)
- Iowa Code §441.21 (actual, assessed and taxable value)
- Iowa Code §441.30 (informal review)
- Iowa Code §441.23 (notice of valuation)
- U.S. Census Bureau, county population estimates (2024) and county gazetteer (2024).