California · County guide
Butte County, California property tax appeals
A Butte County property tax appeal starts with the Butte County Assessment Appeals Board. The next deadline is Nov 30, 2026 for the Butte County Assessment Appeals Board. The filing fee is $40 per application.
This season
- Next deadline
- Nov 30, 2026
- Open now
- Butte County Assessment Appeals Board
Opens Jul 2, 2026Closes Nov 30, 2026
- Source: Letter To Assessors No. 2026/023: County Assessment Appeals Filing Period for 2026 (BOE, June 2, 2026)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 application
- Where to file first
- Butte County Assessment Appeals Board
- Office address
- Assessment Appeals Board, 25 County Center Drive, Suite 200, Oroville, CA 95965 · 530-552-3300
- Our coverage
- Free check available
- Independent guide — not affiliated with Butte 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 Butte County property tax appeal?
Who hears a Butte County appeal?
One stage. We are not affiliated with this office.
Who hears it: Butte County Assessment Appeals Board
Filing: appeal
Open nowWhere is the Butte County office?
Butte County Assessment Appeals Board[7]
- Address
- Assessment Appeals Board, 25 County Center Drive, Suite 200, Oroville, CA 95965
- Phone
- 530-552-3300
- Online
- Official website
Assessor[6]
Butte County Assessor
- Address
- 25 County Center Drive, Suite 100, Oroville, CA 95965
- Phone
- 530-552-3800
- Fax
- 530-538-7991
- Hours
- Monday-Friday; lobby 9:00 a.m.-5:00 p.m., phones 9:00 a.m.-4:00 p.m.; holidays excluded
We are not affiliated with this office. Hours can change, so call before you visit.
Which Butte County filing windows are coming up?
| Closes | Area | Who hears it | Status |
|---|---|---|---|
| Nov 30, 2026 | Countywide | Butte County Assessment Appeals Board · Official source · Last checked Sep 29, 2026 | Open now |
When were past Butte County deadlines?
| Tax year | Window | Office |
|---|---|---|
| 2025 | Closed December 1, 2025 | Butte County Assessment Appeals Board |
| 2024 | Closed December 2, 2024 | Butte County Assessment Appeals Board |
| 2023 | Closed November 30, 2023 | Butte County Assessment Appeals Board |
When is the deadline to appeal a property tax assessment in Butte County?
The soonest deadline we list: Butte County, Butte County Assessment Appeals Board — Closes November 30, 2026.
- When a filing counts as on timeButte County Assessment Appeals Board
- In Butte County, an appeal deadline that falls on a weekend moves to the next workday; the regular filing period with the Clerk of the Board runs July 2 through November 30.[1]
- Deadline detailButte County Assessment Appeals Board · Filing period
- Butte County's regular appeal filing period is July 2 to November 30.[2]
Who decides a property tax appeal in Butte County?
The Butte County Assessment Appeals Board's decision is final and not reheard; the owner or the Butte County Assessor may seek review in superior court. Butte County Assessment Appeals Board: In Butte County the filing is an assessment appeal on the Assessment Appeal Application (BOE-305-AH), heard by the Butte County Assessment Appeals Board.
- Appeal stepsButte County Assessment Appeals Board
- The Butte County Assessment Appeals Board's decision is final and not reheard; the owner or the Butte County Assessor may seek review in superior court.[3]
- What the appeal is calledButte County Assessment Appeals Board
- In Butte County the filing is an assessment appeal on the Assessment Appeal Application (BOE-305-AH), heard by the Butte County Assessment Appeals Board.[3]
How do I file a property tax appeal in Butte County?
Butte County Assessment Appeals Board: In Butte County you file an application for changed assessment with the Clerk of the Assessment Appeals Board on the Clerk's form. Butte County Assessment Appeals Board: Butte County publishes its own copy of the Assessment Appeal Application (BOE-305-AH) with filing instructions.
- How to fileButte County Assessment Appeals Board
- In Butte County you file an application for changed assessment with the Clerk of the Assessment Appeals Board on the Clerk's form.[2]
- FormsButte County Assessment Appeals Board
- Butte County publishes its own copy of the Assessment Appeal Application (BOE-305-AH) with filing instructions.[3]
- Filing feeButte County Assessment Appeals Board
- Butte County charges a $40 non-refundable processing fee, paid when the appeal application is filed.[3]
- Who may fileButte County Assessment Appeals Board
- On the Butte County application, an agent must be authorized in writing unless the agent is a California attorney or the owner's spouse, child, parent or registered domestic partner.[3]
- Informal reviewButte County Assessment Appeals Board
- In Butte County you can ask the Assessor for a free decline-in-value review on the Assessor's review form, in person, by mail or by email.[4]
- HearingsButte County Assessment Appeals Board · Schedule
- Butte County mails an Assessment Appeals Board hearing notice 45 days before the hearing; several cases are scheduled at 9:00 am and the applicant must attend.[2]
What evidence counts in Butte County, and can the value go up?
What evidence can I use in Butte County?
Butte County Assessment Appeals Board: Butte County's instructions ask for comparable sales, cost and income data, where relevant, to support the owner's opinion of value. Butte County Assessment Appeals Board · Exchange: Before a Butte County hearing, the owner may ask for an exchange of information with the Assessor; above $100,000 of assessed value the Assessor may start one.
- Evidence acceptedButte County Assessment Appeals Board
- Butte County's instructions ask for comparable sales, cost and income data, where relevant, to support the owner's opinion of value.[3]
- Evidence ruleButte County Assessment Appeals Board · Exchange
- Before a Butte County hearing, the owner may ask for an exchange of information with the Assessor; above $100,000 of assessed value the Assessor may start one.[3]
Can my assessment go up if I appeal in Butte County?
Butte County Assessment Appeals Board: Butte County's appeal instructions say the Butte County Assessment Appeals Board can raise, lower or keep the assessment, depending on the hearing evidence.
- Can the value go up?Butte County Assessment Appeals Board
- Butte County's appeal instructions say the Butte County Assessment Appeals Board can raise, lower or keep the assessment, depending on the hearing evidence.[3]
Which exemptions can lower my bill without an appeal?
Butte County owners who live in their home on January 1 may apply for the Homeowners' Exemption; new owners may claim it on the supplemental roll.
- Homeowner exemption
- Butte County owners who live in their home on January 1 may apply for the Homeowners' Exemption; new owners may claim it on the supplemental roll.[5]
What do Butte 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 Butte County property taxes?
Tax rate used: 1.114% of assessed value (county average, fiscal 2024-25).
| Example | Tax saved |
|---|---|
| $10,000 less assessed value | $111 a year |
| 10% less on a home assessed at $424,700 (the Census median home value) | $473 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: BOE Annual Report 2024-25, Table 14: average tax rate by county (Property Tax Allocations, BOE Open Data Portal).
What do homeowners in Butte County pay in property tax?
The median owner-occupied home in Butte County was worth $424,700, and the median property tax its owners paid was $2,951 a year, according to the Census Bureau's American Community Survey.
- Median home value
- $424,700
- Margin of error ±$6,679.
- Median property tax paid per year
- $2,951
- Margin of error ±$103.
- Median tax as a share of median value
- 0.69%
- A ratio of two medians, not a tax rate. Your own bill depends on your assessment and local levies.
- Owner-occupied homes
- 47,717
- Margin of error ±947.
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: Butte County compared
- Butte County$424,700
- Typical California county$481,100
- Typical US county$185,300
Typical California county $481,100; Butte County $424,700; Typical US county $185,300
Median property tax paid: Butte County compared
- Butte County$2,951
- Typical California county$3,294
- Typical US county$1,619
Typical California county $3,294 a year; Butte County $2,951 a year; Typical US county $1,619 a year
Butte County filing windows on a calendar
- Open
- Opens soon
- Forecast
- Butte County Assessment Appeals BoardNov 30, 2026 · Open now
The dashed line marks today.
Butte County Assessment Appeals Board: Nov 30, 2026
How often is property reassessed in Butte County?
Butte County's application instructions explain that the base year is the year the property changed ownership or new construction was completed. On the Butte County application, a regular (decline-in-value) appeal concerns the value as of January 1 of the current year.
- Reassessment cycle
- Butte County's application instructions explain that the base year is the year the property changed ownership or new construction was completed.[3]
- Valuation date
- On the Butte County application, a regular (decline-in-value) appeal concerns the value as of January 1 of the current year.[3]
- Level of assessmentDecline in value
- Each year the Butte County Assessor enrolls the lower of the factored base year value and the January 1 market value (Prop 8).[4]
Homes in Butte 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
- 1981
- All housing units, owned and rented
- Single-family houses, detached or attached
- 64%
- of 92,813 housing units
- Owned homes with a mortgage or similar loan
- 58%
- of 47,717 owner-occupied homes
Home values reported by owners
- Less than $50,0005%
- $50,000 to $99,9994%
- $100,000 to $199,9995%
- $200,000 to $299,99913%
- $300,000 to $399,99918%
- $400,000 to $499,99922%
- $500,000 to $749,99921%
- $750,000 to $999,9998%
- $1,000,000 to $1,999,9993%
- $2,000,000 or more1%
Home values reported by owners in Butte County: Less than $50,000 5%; $50,000 to $99,999 4%; $100,000 to $199,999 5%; $200,000 to $299,999 13%; $300,000 to $399,999 18%; $400,000 to $499,999 22%; $500,000 to $749,999 21%; $750,000 to $999,999 8%; $1,000,000 to $1,999,999 3%; $2,000,000 or more 1%.
Property taxes owners pay a year
- No real estate taxes4%
- Less than $8009%
- $800 to $1,49913%
- $1,500 to $1,9999%
- $2,000 to $2,99918%
- $3,000 or more47%
Property taxes owners pay a year in Butte County: No real estate taxes 4%; Less than $800 9%; $800 to $1,499 13%; $1,500 to $1,999 9%; $2,000 to $2,999 18%; $3,000 or more 47%.
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 Butte County property tax appeals
When is the Butte County property tax appeal deadline?
The Butte County Assessment Appeals Board window closes November 30, 2026.[8][9]
Is there a fee to file a property tax appeal in Butte County?
Butte County charges a $40 non-refundable processing fee, paid when the appeal application is filed.[3]
Where do I file an assessment appeal in Butte County?
In Butte County you file an application for changed assessment with the Clerk of the Assessment Appeals Board on the Clerk's form.[2]
Can my assessed value go up if I appeal in Butte County?
Butte County's appeal instructions say the Butte County Assessment Appeals Board can raise, lower or keep the assessment, depending on the hearing evidence.[3]
What other rules apply in Butte County?
Butte County Assessment Appeals Board: Filing a Butte County appeal does not postpone the tax bill: taxes are still due by the dates on the bill.
- Paying the tax while you appealButte County Assessment Appeals Board
- Filing a Butte County appeal does not postpone the tax bill: taxes are still due by the dates on the bill.[3]
Property tax guides for Butte County homeowners
- How Comparable Homes Are Chosen, and Why It MattersCalifornia · Butte County
- How to Appeal Your Property Taxes YourselfCalifornia · Butte County
- Assessed Value vs. Market Value: How They Differ by StateCalifornia · Butte County
- Homestead and Other Exemptions to Check FirstCalifornia · Butte County
- Homestead Exemption: What It Is and How to Get ItCalifornia · Butte County
- How to Lower Your Property Taxes: What to Check FirstCalifornia · Butte County
Counties next to Butte County
- Plumas County property tax appealsFree check availableNext deadline: Nov 30, 2026
- Tehama County property tax appealsFree check availableNext deadline: Nov 30, 2026
- Yuba County property tax appealsFree check availableNext deadline: Nov 30, 2026
- Glenn County property tax appealsFree check availableNext deadline: Nov 30, 2026
- Sutter County property tax appealsFree check availableNext deadline: Nov 30, 2026
- Colusa County property tax appealsFree check availableNext deadline: Nov 30, 2026
Check a Butte County home free
You decide and file yourself.
Where do these facts come from?
- [1]Dates & Deadlines | Butte County, CAOfficial guide or FAQ · last checked Sep 30, 2026
- [2]Assessment Appeals | Butte County, CAOfficial guide or FAQ · last checked Oct 1, 2026
- [3]Assessment Appeal Application (BOE-305-AH) with instructions (Butte County, PDF)Official notice, form, calendar or rules · last checked Sep 29, 2026
- [4]Decline in Value | Butte County, CAOfficial guide or FAQ · last checked Sep 29, 2026
- [5]Exemptions | Butte County AssessorOfficial guide or FAQ · last checked Sep 29, 2026
- [6]Assessor | Butte County, CAOfficial guide or FAQ · last checked Oct 1, 2026
- [7]Assessment Appeals | Butte County AssessorOfficial guide or FAQ · last checked Sep 29, 2026
- [8]Letter To Assessors No. 2026/023: County Assessment Appeals Filing Period for 2026 (BOE, June 2, 2026)Official notice, form, calendar or rules · last checked Sep 25, 2026
- [9]Publication 30: Residential Property Assessment Appeals (California State Board of Equalization, February 2020)Official guide or FAQ · last checked Sep 25, 2026
- [10]Letter To Assessors No. 2025/020: County Assessment Appeals Filing Period for 2025 (BOE, July 7, 2025)Official notice, form, calendar or rules · last checked Oct 1, 2026
- [11]Letter To Assessors No. 2024/022: County Assessment Appeals Filing Period for 2024 (BOE, June 25, 2024)Official notice, form, calendar or rules · last checked Oct 1, 2026
- [12]Letter To Assessors No. 2023/023: County Assessment Appeals Filing Period for 2023 (BOE, June 22, 2023)Official notice, form, calendar or rules · last checked Oct 1, 2026
- 13.U.S. Census Bureau, ACS 2020–2024 5-year estimates, table B25077: Median value (dollars), owner-occupied housing units — Butte County, California
- 14.U.S. Census Bureau, ACS 2020–2024 5-year estimates, table B25103: Median real estate taxes paid, owner-occupied housing units — Butte County, California
- 15.U.S. Census Bureau, ACS 2020–2024 5-year estimates, table B25003: Tenure (owner- and renter-occupied housing units) — Butte County, California
Data credits: Census ACS (public domain) · Census county adjacency (public domain)
Not affiliated with Butte County or any government agency. Not legal advice. Not an appraisal.