Mono County Property Tax Rates by City, Area, and Tax District 2026
Mono County’s property tax picture combines California’s 1% Proposition 13 base levy with voter-approved debt and other local charges. For 2026, county-level data indicates an effective property tax rate of about 0.77%, although an individual parcel’s actual bill depends on its assessed value and tax rate area.
Effective Tax Rate
0.77%
Median Property Tax
$3,936
Tax per $100K
$765.30
Last Update
August 2026
Mono County Property Tax 2026-27
Mono County Property Tax Rate
Mono County property tax rates vary by district in the provided data. Parcel bills can still include fixed charges, parcel taxes, CFD charges, or special assessments depending on the property.
Base rate
1.0000% general ad valorem tax.
District rates
Mono County district rates vary from 1.0000% to 1.4835% in the provided data.
Direct charges
Special assessments and parcel charges are added separately.
Area
Representative Rate
Antelope Valley / ESUSD Bonds Zone
1.0431%
Benton District Baseline
1.0000%
Bridgeport / ESUSD Bonds Zone
1.0431%
Chalfant Valley District Baseline
1.0000%
Countywide-Unitary Base Rate
1.0000%
June Lake / ESUSD Bonds Zone
1.0431%
Lee Vining / ESUSD Bonds Zone
1.0431%
Mammoth Lakes (City) / MUSD & KCCD Overlap
1.1141%
Paradise District Baseline
1.0000%
State Unitary Utility Allocation
1.0000%
Swall Meadows District Baseline
1.0000%
Unincorporated Area Baseline
1.0000%
Other Mono County Property Tools
Tax-rate information is only one part of evaluating a property. California Property Checker’s related tools can help users connect tax research with parcel details, estimated taxes, transfer-related charges, zoning information, and property location.
Mono County Property Search
Search property records using owner name, address, parcel number, city, ZIP code, and other available property filters.
Mono Property Tax Calculator
Estimate annual property taxes by entering a property value and using relevant tax-rate information for the property.
Mono Doc Stamp Calculator
Estimate applicable documentary transfer taxes or related charges associated with qualifying real estate transfers.
Mono County Zoning and Maps
Explore property locations, parcel boundaries, zoning information, maps, and other geographic details relevant to property research.
How Property Tax Rates Are Applied in Mono County
For a typical property, the tax calculation starts with its assessed or taxable value and then applies the rates and charges associated with its specific tax rate area. California’s Proposition 13 generally limits the base property tax to 1% of taxable value, with voter-approved bonds, special assessments, and certain other charges added separately.
Assessed Value Sets the Starting Point
California property taxation generally uses assessed value rather than simply applying a percentage to today’s market value. Under Proposition 13, a property’s base-year value is established after a qualifying change in ownership or new construction and can generally increase by no more than 2% annually.
The Tax Rate Area Matters
Every parcel falls within a specific tax rate area that identifies the combination of taxing agencies and approved charges applicable to it. Mono County publishes tax rates by these areas, so the total rate can differ between locations.
Local Bonds Add to the Base
The 1% Proposition 13 limitation does not represent every charge appearing on a property tax bill. Voter-approved school, community college, healthcare, or other bond obligations can be added to the base levy when applicable to a parcel.
Special Charges Can Also Apply
Some property tax bills contain direct charges or special assessments that are separate from the basic ad valorem property tax. Their applicability depends on the parcel and the district or agency responsible for the charge.
Ownership Changes Can Trigger Reassessment
Buying or otherwise transferring property can establish a new base-year value, subject to California’s reassessment rules. New construction can also result in reassessment of the newly completed improvements.
Supplemental Bills May Follow a Purchase
A change in assessed value after a property transfer can produce supplemental property taxes in addition to the regular annual bill. Mono County explains that these bills are generally calculated from the difference between the previous and new assessed values and may arrive months after the transfer.
Why Mono County Has Different Tax Districts and Local Rates
The county stretches across the Eastern Sierra, from communities such as Topaz and Walker to Mammoth Lakes and the Tri-Valley area. Different local agencies, school districts, bonds, and service areas create parcel-specific tax rate combinations rather than one countywide total rate.
- Tax districts fund different public services based on the geographic areas they serve.
- Local government and special districts can create different service and financing requirements.
- Tax rate areas combine the applicable taxing agencies and approved charges for individual parcels.
- Two nearby properties may have different total rates when they fall within different taxing jurisdictions.
- Voter-approved bonds can increase the amount collected from properties within the applicable area.
- A parcel’s exact location determines which districts, assessments, and other charges appear on its tax bill.
Check Property Tax Rates in Nearby California Counties
Comparing Mono County with nearby California counties can help buyers, owners, investors, and researchers understand how property-tax costs differ across the Eastern Sierra and surrounding regions. California Property Checker provides county-specific property information and research tools for making those comparisons.
Frequently Asked Questions
What happens to property taxes when I buy a home in Mono County?
A purchase can trigger reassessment under California law, generally establishing a new base-year value for the property. The resulting assessed value can affect future annual taxes, and the change may also generate a supplemental property tax bill covering the applicable portion of the tax year.
Can my property tax increase even if I do not buy or sell my property?
Yes. Under Proposition 13, the assessed value of most real property can generally increase by up to 2% annually, subject to the applicable rules. Tax bills can also change when new voter-approved charges or other parcel-specific assessments apply.
What is a supplemental property tax bill?
A supplemental bill covers the difference between the property’s previous assessed value and its newly assessed value following a qualifying ownership change or other reassessment event. Mono County notes that supplemental bills are generally mailed directly to the homeowner several months after the transfer.
When are Mono County property taxes due?
Regular secured property taxes follow California’s standard installment schedule, with the first installment generally due in November and the second in February. Taxpayers should check their actual bill for the specific delinquency dates and payment instructions.
Where can I check the status of a Mono County property tax bill?
The Mono County Treasurer-Tax Collector provides an online tax inquiry system for viewing tax bill information and payment status. A parcel can be searched using the identifying information requested by the county’s system.
What happens if property taxes become delinquent?
Unpaid property taxes can result in penalties under California law. Mono County advises taxpayers to make payments by the applicable delinquent dates and notes that taxpayers remain responsible for penalties when payments are not received on time.
Can I challenge my property’s assessed value?
Yes. Property owners have options to request an assessment review and, when appropriate, pursue the formal assessment appeal process. The Mono County Assessor provides information about informal review and formal assessment appeals for property owners who believe an assessed value requires review.
Does a Homeowners’ Exemption reduce property taxes in Mono County?
Eligible homeowners who own and occupy a property as their principal residence may qualify for California’s Homeowners’ Exemption. Mono County states that the exemption reduces the annual tax bill by about $70 and requires the appropriate application.
Can remodeling or new construction change my property taxes?
New construction can result in a reassessment of the newly constructed portion of a property. Proposition 13 treats qualifying new construction as an event that can establish a new assessed value for the improvement, potentially increasing the property tax obligation.
Why is an estimated property tax amount different from my actual bill?
An estimate may use a county-level effective rate, while an actual bill is based on the parcel’s assessed or taxable value, tax rate area, exemptions, voter-approved bonds, special assessments, and other applicable charges. The exact tax bill therefore provides the most parcel-specific figure.