Maryland

Maryland has an effective property tax rate of 0.99%, with a median annual property tax of $3,660. Properties are assessed at 100.0% of market value and reassessed every 3 years (1/3 of properties reassessed each year on rotating cycle); phased-in over 3 years. Payments are due semi-annual.

Effective Rate

0.99%

Assessment Ratio

100.0%

Median Annual Tax

$3,660

Payment Frequency

Semi-Annual

Appeal Deadline

Within 45 days of assessment notice to Supervisor of Assessments; then within 30 days to Property Tax Assessment Appeal Board

Due Dates

First half due September 30; second half due December 31 (mandatory semi-annual for owner-occupied residential)

Reassessment Cycle

Every 3 years (1/3 of properties reassessed each year on rotating cycle); phased-in over 3 years

Homestead Exception

Homestead Tax Credit caps annual assessment increases at 10% (or lower if set by county). No fixed dollar exemption but credit offsets excess increases. Baltimore City cap is 4%.

Key Notes

Triennial reassessment with phased-in increases is unique. Counties and municipalities add their own rates on top of state rate. Homestead credit is automatic for qualifying properties. Baltimore City has notably higher rates than suburban counties.

Late Penalty

Varies by county; typically 1-2% per month interest on delinquent taxes; some counties charge additional penalties

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