Monument Property Tax Quick Facts
- Location
- Monument, Oregon
- Grant County
- Assessed By
- the Grant County assessor
How to Appeal Property Taxes in Monument
Check your assessment
Enter your Monument address for a free 60-second check. We compare your assessed value against comparable sales and neighborhood data.
Get your evidence packet
If over-assessed, pay $45 for a complete appeal packet with comparable sales, equity analysis, and pre-filled forms for Grant County.
File your appeal
Submit your appeal to Grant County. Our filing guide walks you through every step.
About the Monument Property Market
Monument is a city located in Grant County, Oregon. Every property inside the Monument city limits is assessed by the Grant County assessor, which applies Oregon property tax rules uniformly across the county.
Because Monument property values are set at the county level, the same assessment rules apply to homes throughout the city. Homeowners who believe their Monument home is over-assessed have the right to file a appeal directly with Grant County.
Oregon allows the assessor to defend or adjust the assessed value during a appeal, so Monument homeowners should build a strong evidence-based case before filing — which is exactly what ProtestMax generates for $45.
Monument Property Market Context
Every Monument homeowner operates under Oregon property tax law, and understanding the state context is the first step toward a successful challenge.
Oregon market character
Oregon uses a permanent rate system (Measure 50) that caps annual assessed value increases at 3%. Assessed value is usually well below real market value, but if real market value drops below assessed value, homeowners can petition for relief.
How Oregon handles appeals
Oregon homeowners file a petition with the county Board of Property Tax Appeals (BOPTA), then the Magistrate Division of the Oregon Tax Court. The state is procedurally friendly and evidence-driven.
When to file in Monument
BOPTA petitions are due by December 31 of the year the tax statement is received. This is one of the latest deadlines in the country.
Common Monument Property Types
Monument homeowners typically file protests across these property categories:
Single-family homes
The most common residential type and the dominant protest category.
Condominiums
Common in denser parts of the city and near employment centers.
Townhouses
Attached-home neighborhoods in newer subdivisions.
Small multi-family
Duplexes and 2-4 unit buildings assessed as income property.
Commercial
Retail, office, and small commercial along major corridors.
ProtestMax supports all of the above property types in Monument. Each appealpacket is tailored to the property's classification and uses comparable sales from Monument and surrounding Grant County neighborhoods.
Monument Property Tax Appeal Questions
How do I appeal my property tax in Monument, Oregon?
What is the property tax rate in Monument?
When is the appeal deadline for Monument property taxes?
How much can I save on property taxes in Monument?
Can my Monument property tax increase from filing a appeal?
Nearby Cities in Grant County
These Oregon cities share the same appeal deadline and are assessed by the Grant County assessor.