Calvert County, MarylandProperty records & tax offices

Search property records sdat.dat.maryland.gov View tax bills calvertcountymd.gov Open parcel map gis.calvertcountymd.gov

Links open the listed public-office or service-provider website in a new tab. This directory does not collect payments.

Find the right property record

Use the property portal for ownership and assessed value, the collector for a bill or balance, and the map for parcel location. Have the address, owner name, or parcel number ready.

Property lookup help →Find a parcel number →

Tax bills & filing dates

These are the dates and qualifications recorded in the directory. Confirm your tax year and current deadline with the official office and your property’s notice.

Tax bill mailing: July 2026; Maryland real-property tax bills are mailed in early July, but the exact county mailing day was not verified.
Payment deadline: July 1, 2026 tax year; annual bills and first semiannual installments are due September 30, 2026, and the second semiannual installment is due December 31, 2026; interest begins October 1 for unpaid annual/first installments.
Assessment appeal: Within 45 days of the date on the Maryland SDAT Notice of Assessment; a PTAAB appeal follows within 30 days of the supervisor's final notice.
Rate information: FY2026–2027: $0.967 county + $0.112 state = $1.079 per $100 assessed value outside North Beach and Chesapeake Beach; municipal differentials apply in incorporated towns.

More payment & deadline guidance →

Exemptions & appeals

View exemption application

Exemption filing

Homestead Tax Credit eligibility is a one-time application for the principal residence; the separate 2026 Maryland Homeowners' Property Tax Credit application deadline is October 1, 2026.

Senior relief

Maryland Homeowners' Property Tax Credit is income-based and is not age-limited; the 2026 application deadline is October 1, 2026. No separate age-based local program was verified in the reviewed official sources.

Valuation limits

10% maximum annual taxable-assessment increase for eligible owner-occupied properties under the July 1, 2026 Maryland county homestead assessment-cap schedule; the Homestead Tax Credit must be established with SDAT.

For a valuation appeal, use the appeal date in the tax and filing section above. Keep your notice, supporting evidence, and proof of submission.

Sources & corrections

Report an issue with this county →

Source checks below apply to the linked resource and the stated review scope. They do not verify every tax rule or deadline on this page.

Assessment office (opens in a new tab)
calvertcountymd.gov
Individual check date not recorded. Confirm the current service with the office.
Property records (opens in a new tab)
sdat.dat.maryland.gov
Individual check date not recorded. Confirm the current service with the office.
Parcel map (opens in a new tab)
gis.calvertcountymd.gov
Individual check date not recorded. Confirm the current service with the office.
Tax bills (opens in a new tab)
calvertcountymd.gov
Individual check date not recorded. Confirm the current service with the office.
Exemptions (opens in a new tab)
dat.maryland.gov
Individual check date not recorded. Confirm the current service with the office.

Dataset edition: August 1, 2026. This is an edition date, not a verification date for each record. Read our source and review policy.