Cumberland County Property Tax Appeal — Maine

Rob Hartley·Updated February 9, 2026

Cumberland County is Maine's most populous county, anchored by Portland, the state's largest city. The county encompasses coastal communities, suburban areas, and inland towns, offering diverse property types from urban properties to waterfront estates.

Notable cities: Portland, South Portland, Westbrook, Cape Elizabeth, Scarborough, Falmouth

Median Home

$288,715

Tax Rate

1.52%

Annual Tax

$4,856

Population

303,069

2026 Appeal Deadline: 185 days from municipality commitment date

Abatement applications may be submitted up to 185 days after the municipality commitment date, which typically occurs between July and September. For example, Baldwin's deadline is April 3, 2026.

Property in Cumberland County, Maine — local tax assessment and appeal guide

How Cumberland County Assesses Property

100%of market value

Assessed by: Cumberland County Regional Assessing

Assessment cycle: varies by municipality

Notices typically mailed: mid-April

In Cumberland County, properties are assessed at 100% of market value as of April 1 each year. Market value represents what a willing buyer would pay a willing seller in an open market.

The Appeal Process

Appeals are heard by the Board of Assessment Review. The Board will review your evidence and hear your case. Property taxes must be current when filing an appeal.

Step 1: Review your property card online to verify assessment information

Step 2: File an abatement application with supporting documentation within 185 days of commitment

Step 3: Assessor has 60 days to respond; may request additional information (706A Request)

Step 4: If denied, appeal to Board of Assessment Review within 60 days of denial

Step 5: Attend Board of Assessment Review hearing if appeal proceeds

Required form: Municipal abatement application form

Filing Methods

mail:Cumberland County Regional Assessing, 27 Northport Dr, Portland, ME 04103

in-person:Cumberland County Regional Assessing office at 27 Northport Dr, Portland

Evidence to Bring

Recent appraisalComparable sales dataPhotos of property conditionRepair estimatesDocumentation of errors

Cumberland County Assessor Contact

Cumberland County Regional Assessing

Phone: (207) 699-2475

Address: 27 Northport Dr, Portland, ME 04103

Website: https://www.cumberlandcountyme.gov/departments/regional_assessing/

Hours: Monday-Friday 8:00 AM - 4:00 PM

Tax Exemptions in Cumberland County

Homestead Exemption

$25,000

Reduces the value of your home for property tax purposes

Eligibility: Must be a permanent Maine resident, own the home for 12 months, and occupy it as primary residence on April 1Deadline: April 1

Veteran Exemption

$6,000 for veterans 62+ or receiving 100% disability

Property tax relief for qualifying veterans

Eligibility: Veteran who served during recognized war period and is 62+ or receiving 100% VA disabilityDeadline: April 1

Blind Exemption

$4,000

Property tax relief for legally blind individuals

Eligibility: Must be determined to be legally blindDeadline: April 1

Solar Equipment Exemption

100% of equipment value

Exempts renewable energy equipment from property tax

Eligibility: Non-commercial renewable energy equipment such as solar panelsDeadline: April 1

Official Resources

Cumberland County Assessor's Office →

Official county assessor's office providing property assessment information and tax-related services.

Maine Revenue Services Property Tax Division →

State of Maine's official property tax information and resources page.

Cumberland County Real Estate Search →

Online portal for searching property records and assessment information in Cumberland County.

Cumberland County Appeal Statistics

% Who Appeal

25%

Check Your Cumberland County Assessment

Enter your address to see if your Cumberland County property is overassessed.

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Frequently Asked Questions

What is the deadline to appeal my property taxes in Cumberland County?

You have 185 days from your municipality's commitment date to file an abatement application. Commitment typically occurs between July and September. For example, if your town commits on September 1, you have until approximately March 5 to file your appeal.

How do I check my property assessment details in Cumberland County?

You can view your property card online through your municipality's website or contact Cumberland County Regional Assessing at(207) 699-2475. The online card shows your property's characteristics, assessed value, and exemptions.

What is the homestead exemption worth in Cumberland County?

The homestead exemption provides a $25,000 reduction in your home's assessed value. You must be a permanent Maine resident, have owned a home in Maine for 12 months, and occupy it as your primary residence on April 1 to qualify.

What happens at a Board of Assessment Review hearing in Cumberland County?

If your initial abatement is denied, you can appeal to the Board of Assessment Review within 60 days. At the hearing, you'll present evidence supporting your claim that the assessment is incorrect. The Board will review comparable sales, appraisals, and other documentation you provide.

Can I appeal my property tax assessment if I just bought my home?

Yes, you can appeal even as a new owner. If you purchased after April 1, the previous owner's name may still appear on tax documents, but you have the right to appeal. Your recent purchase price can serve as evidence of market value in your appeal.

What evidence do I need for a successful property tax appeal in Cumberland County?

Strong evidence includes recent independent appraisals, comparable sales from your neighborhood, photos showing property condition issues, repair estimates for any damage, and documentation of any errors in your property's description or square footage.

Why did my Cumberland County property tax bill increase this year?

Tax bills can increase due to higher municipal budgets, property improvements or renovations, data corrections to your property record, or town-wide revaluations to bring assessments to current market value. Contact Regional Assessing at(207) 699-2475 to understand your specific increase.

For state-wide appeal information including Maine's assessment ratio and deadlines, see our Maine Property Tax Appeal Guide →

Considering professional help with your appeal? Compare pricing, coverage, and pros/cons in our Best Property Tax Appeal Services (2026) or browse side-by-side service comparisons →

← All Maine property tax appeal info

Sources: https://www.cumberlandcountyme.gov/departments/regional_assessing/ | https://www.ownwell.com/trends/maine/cumberland-county | https://www.maine.gov/revenue/taxes/property-tax | https://smartasset.com/taxes/maine-property-tax-calculator

Last verified: 2026-02-09