FIPS: 24017 • Seat: La Plata

Charles County Property Appraiser & Tax Assessor

Real property appraisal records, parcel search lookup, property tax rates, and assessment protest deadlines for Charles County, Maryland.

Tax Rate 1.07% Effective Rate
Median Home $424k Census ACS Value
Annual Tax $4537 Estimated Median
Assessment Ratio 100% Statutory Level

Maryland SDAT - Charles County Assessment Office Information

Physical Address

Charles County Appraisal & Assessment Office, La Plata, MD 24001

Get Driving Directions ↗
Operating Hours

Monday - Friday: 8:00 AM - 4:30 PM (Local Time)

Closed on state & federal holidays.

Telephone / Contact

(410) 389-6827

Online Property Search Tool

SDAT Real Property Search

Charles County Property Tax Calculator

Estimated using Charles County's effective tax rate of 1.07% (Assessment ratio: 100%)

$
Quick Presets:
* Estimates do not account for local municipal surcharges, special district levies (MUD / ISD), or individual homestead exemption deductions.
Estimated Annual Tax
$4537
per year
Monthly Escrow $378/mo
Assessed Value $424.000
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Appealing Your Charles County Assessment

Statutory Protest Deadline:

Within 45 days from the date of the triennial assessment notice (sent late December).

Under Maryland property tax law, property owners in Charles County have the legal right to challenge an assessed valuation that exceeds fair market value, is unequally appraised compared to neighboring properties, or contains clerical errors.

Step 1: Informal Review

Contact the Maryland SDAT - Charles County Assessment Office to review your property record card, verify square footage, and present recent comparable sales (comps).

Step 2: Formal Hearing

If informal review does not resolve the valuation, file a written notice of appeal with the Property Tax Assessment Appeals Board (PTAAB) before the statutory deadline.

Save on Property Taxes

Was Your Charles County Home Over-Assessed This Year?

Studies show up to 30% to 60% of US residential properties are overvalued by automated municipal algorithms. Protesting your assessment before the statutory deadline can lower your tax bill by an average of $1,100/year.

⏰ Key Deadline: Within 45 days from the date of the triennial assessment notice (sent late December).

Charles County Homestead Exemptions & Tax Relief

Homeowners in Charles County who occupy their home as their permanent primary residence may qualify for property tax reductions under state and local homestead programs:

General Homestead Exemption:

Homestead Tax Credit caps taxable assessment increases to 10% (or less in most counties - e.g. 5% in Montgomery, 4% in Baltimore City).

Seniors & Disabled Veterans:

Homeowners' Property Tax Credit reimburses taxes for low-income seniors. 100% total exemption for service-connected disabled veterans.

Public Records & Deeds Official Recording Partner

Need Deed, Lien, or Title Records for Charles County?

While the Property Appraiser values real estate for taxation, official legal property transfers, warranty deeds, mortgages, and marriage records in Charles County are maintained by the County Clerk & Recorder.

Frequently Asked Questions

Where is the Charles County Property Appraiser office located?

The official Charles County property appraisal and tax assessment office is located at Charles County Appraisal & Assessment Office, La Plata, MD 24001. Operating hours are typically Monday - Friday: 8:00 AM - 4:30 PM (Local Time). You can reach the customer service staff by phone at (410) 389-6827.

What is the property tax rate in Charles County, MD?

The average effective property tax rate in Charles County is approximately 1.07%. For a home with the median county market value of $424.000, the estimated annual property tax is about $4537 per year.

How do I search for a property or parcel in Charles County?

You can look up property record cards, assessed valuations, ownership history, and parcel boundary maps online through the official Charles County parcel search portal: https://charlescountymd.gov/assessor/parcel-search.

When is the deadline to appeal my property assessment in Charles County?

Property valuation protests and appeals in Charles County must be submitted by: Within 45 days from the date of the triennial assessment notice (sent late December). Appeals are formally reviewed and heard by the Property Tax Assessment Appeals Board (PTAAB).

How does the Homestead Exemption work in Charles County?

Homestead Tax Credit caps taxable assessment increases to 10% (or less in most counties - e.g. 5% in Montgomery, 4% in Baltimore City). Additional exemptions are available for senior citizens (65+) and disabled military veterans (Homeowners' Property Tax Credit reimburses taxes for low-income seniors. 100% total exemption for service-connected disabled veterans.).

Adjacent & Neighboring County Appraisers

County Overview

County Seat: La Plata
Population (2023): 171.973
Land Area: 458 sq mi
Tax Assessor Ratio: 100%
State Agency: Maryland Dept of Revenue
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