Oregon · County guide
Benton County, Oregon property tax appeals
A Benton County property tax appeal starts with the Benton County Property Value Appeals Board. The Benton County Property Value Appeals Board opens Oct 25, 2026 and closes Dec 31, 2026. The filing fee is $40 per petition.
This season
- Next deadline
- Dec 31, 2026
- Opens soon
- Benton County Property Value Appeals Board
Opens Oct 25, 2026Closes Dec 31, 2026
- Source: ORS Chapter 311: Collection of Property Taxes (Oregon Legislature)Last checked
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Here the check uses your own figures: you enter the assessed value from your notice or tax bill and the year you bought. We compare how much it has grown with the house price index for your area and show the numbers as your figures. You decide and file yourself.
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- Filing fee
- $40 per petition
- Where to file first
- Benton County Property Value Appeals Board
- Office address
- PO Box 888, Corvallis OR 97339 · 541-766-6790
- Our coverage
- Free check available
- Independent guide — not affiliated with Benton County or any government agency.
- Last updated
- October 1, 2026
- Sources last checked
- October 1, 2026
- Status
- Verified guide
When and where do I file a Benton County property tax appeal?
Who hears a Benton County appeal?
One stage. We are not affiliated with this office.
Who hears it: Benton County Property Value Appeals Board
Filing: petition
Opens soonWhere is the Benton County office?
Benton County Property Value Appeals Board[8]
- Address
- PO Box 888, Corvallis OR 97339
- Phone
- 541-766-6790
- Online
- Official website
Assessor[7]
Benton County Department of Assessment
- Address
- 4500 SW Research Way, Corvallis, OR 97333
- Phone
- 541-766-6855
- Hours
- Monday-Friday 8:00 a.m.-5:00 p.m.
We are not affiliated with this office. Hours can change, so call before you visit.
Which Benton County filing windows are coming up?
| Closes | Area | Who hears it | Status |
|---|---|---|---|
| Dec 31, 2026 · opens Oct 25, 2026 | Countywide | Benton County Property Value Appeals Board · Official source · Last checked Sep 29, 2026 | Opens soon |
When were past Benton County deadlines?
| Tax year | Window | Office |
|---|---|---|
| 2025 | Closed December 31, 2025 | Benton County Property Value Appeals Board |
| 2024 | Closed December 31, 2024 | Benton County Property Value Appeals Board |
| 2023 | Closed January 2, 2024 | Benton County Property Value Appeals Board |
When is the deadline to appeal a property tax assessment in Benton County?
The soonest deadline we list: Benton County, Benton County Property Value Appeals Board — Opens October 25, 2026 · Closes December 31, 2026. Oregon · Property Value Appeals Board: In Oregon, a petition to the county Property Value Appeals Board can be filed from the date the tax statements are mailed through December 31 (postmarked or delivered by then; a weekend or holiday deadline moves to the next business day).
- Deadline ruleOregon · Property Value Appeals Board
- In Oregon, a petition to the county Property Value Appeals Board can be filed from the date the tax statements are mailed through December 31 (postmarked or delivered by then; a weekend or holiday deadline moves to the next business day).[1]
- When a filing counts as on timeBenton County Property Value Appeals Board
- If December 31 falls on a weekend or legal holiday, Benton County's petition deadline moves to the next business day.[2]
Who decides a property tax appeal in Benton County?
Benton County Property Value Appeals Board: Benton County PVAB decisions can be appealed to the Magistrate Division of the Oregon Tax Court within 30 days of the mailed order ($50 standard fee), then to the Tax Court's Regular Division and the Oregon Supreme Court. Benton County Property Value Appeals Board: In Benton County you file a petition with the county clerk's office between the date tax statements are mailed and December 31; the Property Value Appeals Board (formerly BOPTA) decides it.
- Appeal stepsBenton County Property Value Appeals Board
- Benton County PVAB decisions can be appealed to the Magistrate Division of the Oregon Tax Court within 30 days of the mailed order ($50 standard fee), then to the Tax Court's Regular Division and the Oregon Supreme Court.[2]
- What the appeal is calledBenton County Property Value Appeals Board
- In Benton County you file a petition with the county clerk's office between the date tax statements are mailed and December 31; the Property Value Appeals Board (formerly BOPTA) decides it.[2]
How do I file a property tax appeal in Benton County?
Benton County Property Value Appeals Board: Benton County petitions are filed with the county clerk's office in the county where the property is located. Benton County Property Value Appeals Board: Benton County posts the Real Property Petition and instructions, personal property and late-filing waiver petitions; one petition per tax account, for the current tax year only.
- How to fileBenton County Property Value Appeals Board
- Benton County petitions are filed with the county clerk's office in the county where the property is located.[2]
- FormsBenton County Property Value Appeals Board
- Benton County posts the Real Property Petition and instructions, personal property and late-filing waiver petitions; one petition per tax account, for the current tax year only.[3]
- Filing feeBenton County Property Value Appeals Board
- Beginning July 1, 2026, Benton County charges a non-refundable $40 filing fee per Property Value Appeals Board petition.[3]
- Who may fileBenton County Property Value Appeals Board
- Only certain people may file a Benton County petition; a non-owner should check the petition instructions to see whether they qualify.[2]
- Informal reviewBenton County Property Value Appeals Board
- Benton County suggests talking with the Assessor's office (541-766-6855) before filing, but you may file a petition without doing so.[4]
- HearingsBenton County Property Value Appeals Board
- Benton County's board hears appeals between the first Monday in February and April 15; if you do not appear, it decides on the evidence you sent.[2]
- HearingsBenton County Property Value Appeals Board · Length
- Benton County PVAB residential hearings last 20 minutes and commercial/industrial hearings 25 minutes, split among the petitioner, the Assessor's representative and the Board.[4]
- HearingsBenton County Property Value Appeals Board · Session
- The Benton County Property Value Appeals Board's 2026 session began March 10, 2026 at 9:00 AM at 4500 SW Research Way, 2nd floor, Corvallis.[5]
What evidence counts in Benton County, and can the value go up?
What evidence can I use in Benton County?
Benton County Property Value Appeals Board: Benton County's PVAB quick reference lists evidence such as a recent arm's-length sale, a fee appraisal, comparable sales, listing history, construction costs and written repair estimates. Benton County Property Value Appeals Board · Burden: In Benton County the petitioner carries the burden of proving why the Assessor's value is incorrect.
- Evidence acceptedBenton County Property Value Appeals Board
- Benton County's PVAB quick reference lists evidence such as a recent arm's-length sale, a fee appraisal, comparable sales, listing history, construction costs and written repair estimates.[4]
- Evidence ruleBenton County Property Value Appeals Board · Burden
- In Benton County the petitioner carries the burden of proving why the Assessor's value is incorrect.[4]
- Evidence ruleBenton County Property Value Appeals Board · Copies
- In Benton County, give the PVAB clerk one complete copy of your evidence up to 2 business days before the hearing, or bring 5 copies to the hearing; evidence is not returned.[4]
Can my assessment go up if I appeal in Benton County?
Benton County Property Value Appeals Board · Scope: The Benton County Property Value Appeals Board meets to hear petitions for reduction of real market, maximum assessed, specially assessed or assessed value.
- Can the value go up?Benton County Property Value Appeals Board · Scope
- The Benton County Property Value Appeals Board meets to hear petitions for reduction of real market, maximum assessed, specially assessed or assessed value.[5]
Which exemptions can lower my bill without an appeal?
Benton County property tax exemptions are not automatic; apply between January 1 and April 1 of the year the exemption is requested. Maximum assessed value: In Benton County the Measure 50 Maximum Assessed Value started from the 1995-96 value less 10% and may not rise more than 3% a year.
- Exemption
- Benton County property tax exemptions are not automatic; apply between January 1 and April 1 of the year the exemption is requested.[2]
- Assessment limitsMaximum assessed value
- In Benton County the Measure 50 Maximum Assessed Value started from the 1995-96 value less 10% and may not rise more than 3% a year.[2]
Which Oregon rules apply in Benton County?
These rules are the same in every Oregon county. Each link opens the rule on the Oregon page.
What do Benton County property taxes and assessments look like?
Figures from public records and the Census, each with its source. They describe the county's homes as a group, not the value of any one home.
How much could a lower assessment save on Benton County property taxes?
Tax rate used: $17.81 per $1,000 of assessed value (county average, fiscal 2025-26).
| Example | Tax saved |
|---|---|
| $10,000 less assessed value | $178 a year |
These are examples: the tax rate times a lower assessed value. Exemptions, credits, caps and phase-ins can make the real change smaller. This is not a prediction for any home. Rate source: Oregon Property Tax Statistics, Fiscal Year 2025-26 (Oregon DOR 150-303-405).
What do homeowners in Benton County pay in property tax?
The median owner-occupied home in Benton County was worth $513,000, and the median property tax its owners paid was $4,884 a year, according to the Census Bureau's American Community Survey.
- Median home value
- $513,000
- Margin of error ±$15,520.
- Median property tax paid per year
- $4,884
- Margin of error ±$127.
- Median tax as a share of median value
- 0.95%
- A ratio of two medians, not a tax rate. Your own bill depends on your assessment and local levies.
- Owner-occupied homes
- 21,945
- Margin of error ±551.
These are survey estimates of what owners reported about their own homes. They are not assessed values, not tax rates, and not an opinion of what any home is worth.
They cannot tell you whether your own assessment is fair. That takes a comparison with similar homes, which we offer only in counties we have researched.
Median home value: Benton County compared
- Benton County$513,000
- Typical Oregon county$388,050
- Typical US county$185,300
Benton County $513,000; Typical Oregon county $388,050; Typical US county $185,300
Median property tax paid: Benton County compared
- Benton County$4,884
- Typical Oregon county$2,587
- Typical US county$1,619
Benton County $4,884 a year; Typical Oregon county $2,587 a year; Typical US county $1,619 a year
Benton County filing windows on a calendar
- Open
- Opens soon
- Forecast
- Benton County Property Value Appeals BoardDec 31, 2026 · Opens soon
The dashed line marks today.
Benton County Property Value Appeals Board: Dec 31, 2026
How often is property reassessed in Benton County?
The Benton County Assessor assigns a real market value to every property and monitors values each year using local sales. Benton County sets values as of January 1 of the current year, based on market sales through December 31 of the prior year.
- Reassessment cycle
- The Benton County Assessor assigns a real market value to every property and monitors values each year using local sales.[2]
- Valuation date
- Benton County sets values as of January 1 of the current year, based on market sales through December 31 of the prior year.[4]
- Level of assessment
- Benton County taxes each property at its assessed value, the lower of its real market value or its maximum assessed value.[2]
What do home values and property taxes look like in Benton County?
County average rate: In fiscal 2025-26, property taxes in Benton County averaged $17.81 per $1,000 of assessed value (all property, county-wide).
- Property tax rateCounty average rate
- In fiscal 2025-26, property taxes in Benton County averaged $17.81 per $1,000 of assessed value (all property, county-wide).[6]
Homes in Benton County
From the Census Bureau's American Community Survey: how old the homes are, what kind they are, what owners say they are worth and the property taxes they pay. These figures describe all homes together, not any one home.
- Median year built
- 1979
- All housing units, owned and rented
- Single-family houses, detached or attached
- 64%
- of 40,951 housing units
- Owned homes with a mortgage or similar loan
- 57%
- of 21,945 owner-occupied homes
Home values reported by owners
- Less than $50,0003%
- $50,000 to $99,9992%
- $100,000 to $199,9992%
- $200,000 to $299,9995%
- $300,000 to $399,99912%
- $400,000 to $499,99923%
- $500,000 to $749,99938%
- $750,000 to $999,99910%
- $1,000,000 to $1,999,9994%
- $2,000,000 or more<1%
Home values reported by owners in Benton County: Less than $50,000 3%; $50,000 to $99,999 2%; $100,000 to $199,999 2%; $200,000 to $299,999 5%; $300,000 to $399,999 12%; $400,000 to $499,999 23%; $500,000 to $749,999 38%; $750,000 to $999,999 10%; $1,000,000 to $1,999,999 4%; $2,000,000 or more <1%.
Property taxes owners pay a year
- No real estate taxes2%
- Less than $8003%
- $800 to $1,4993%
- $1,500 to $1,9994%
- $2,000 to $2,99910%
- $3,000 or more78%
Property taxes owners pay a year in Benton County: No real estate taxes 2%; Less than $800 3%; $800 to $1,499 3%; $1,500 to $1,999 4%; $2,000 to $2,999 10%; $3,000 or more 78%.
Source: U.S. Census Bureau, American Community Survey (2020–2024 5-year estimates, tables B25075, B25102, B25035, B25024 and B25081), retrieved Oct 1, 2026. Survey estimates have a margin of error.
More questions about Benton County property tax appeals
When is the Benton County property tax appeal deadline?
The Benton County Property Value Appeals Board window opens October 25, 2026 and closes December 31, 2026. In Oregon, a petition to the county Property Value Appeals Board can be filed from the date the tax statements are mailed through December 31 (postmarked or delivered by then; a weekend or holiday deadline moves to the next business day).[1][9]
Is there a fee to file a property tax appeal in Benton County?
Beginning July 1, 2026, Benton County charges a non-refundable $40 filing fee per Property Value Appeals Board petition.[3]
Where do I file a property tax appeal petition in Benton County?
Benton County petitions are filed with the county clerk's office in the county where the property is located.[2]
Can my assessed value go up if I appeal in Benton County?
The Benton County Property Value Appeals Board meets to hear petitions for reduction of real market, maximum assessed, specially assessed or assessed value.[5]
Property tax guides for Benton County homeowners
- How to Read Your Property Assessment NoticeOregon · Benton County
- Assessed Value vs. Market Value: How They Differ by StateOregon · Benton County
- Homestead Exemption: What It Is and How to Get ItOregon · Benton County
- How to Lower Your Property Taxes: What to Check FirstOregon · Benton County
Counties next to Benton County
- Linn County property tax appealsFree check availableNext deadline: Dec 31, 2026
- Lincoln County property tax appealsFree check availableNext deadline: Dec 31, 2026
- Lane County property tax appealsFree check availableNext deadline: Dec 31, 2026
- Polk County property tax appealsFree check availableNext deadline: Dec 31, 2026
Check a Benton County home free
You decide and file yourself.
Where do these facts come from?
- [1]ORS Chapter 309: Property Value Appeals Boards (Oregon Legislature)Statute or regulation · last checked Sep 27, 2026
- [2]Frequently Asked Questions | Benton County AssessmentOfficial guide or FAQ · last checked Sep 30, 2026
- [3]Property Value Appeals - Benton County Records and Elections, OregonOfficial guide or FAQ · last checked Sep 30, 2026
- [4]Benton County Property Value Appeals Board Process Quick Reference 2024-2025 (revised 09/24/2024)Official guide or FAQ · last checked Oct 1, 2026
- [5]Benton County Property Value Appeals Board Notice of Session, 2025-2026 (PDF)Official guide or FAQ · last checked Oct 1, 2026
- [6]Oregon Property Tax Statistics, Fiscal Year 2025-26 (Oregon DOR 150-303-405)Official notice, form, calendar or rules · last checked Sep 27, 2026
- [7]Home - Benton County Assessment, OregonOfficial guide or FAQ · last checked Oct 1, 2026
- [8]Property Value Appeals Board contact information by county (Oregon Department of Revenue)Official guide or FAQ · last checked Sep 27, 2026
- [9]ORS Chapter 311: Collection of Property Taxes (Oregon Legislature)Statute or regulation · last checked Sep 30, 2026
- [10]Benton County Property Value Appeals Board 2023-2024 Notice of SessionOfficial guide or FAQ · last checked Oct 1, 2026
- 11.U.S. Census Bureau, ACS 2020–2024 5-year estimates, table B25077: Median value (dollars), owner-occupied housing units — Benton County, Oregon
- 12.U.S. Census Bureau, ACS 2020–2024 5-year estimates, table B25103: Median real estate taxes paid, owner-occupied housing units — Benton County, Oregon
- 13.U.S. Census Bureau, ACS 2020–2024 5-year estimates, table B25003: Tenure (owner- and renter-occupied housing units) — Benton County, Oregon
Data credits: Census ACS (public domain) · Census county adjacency (public domain)
Not affiliated with Benton County or any government agency. Not legal advice. Not an appraisal.