When was Cecil County founded?

Cecil County was founded in 1674, and named after Cecil Calvert, 2nd Baron Baltimore.

What is the county seat of Cecil County?

The county seat of Cecil County is Elkton.

Is there an online parcel map for Cecil County?

Yes. Cecil County publishes a parcel map of 49,741 parcels, rated good enough here. You can click any parcel on it in Parcel Chart's free map, no sign-in needed.

Has Cecil County's boundary or name changed?

Cecil County was created in 1674. Since then the Atlas of Historical County Boundaries records 2 later changes, chiefly involving Kent County.

Is my lot in a flood zone?

We do not have flood maps for Cecil County yet. Look up the address on FEMA's Flood Map Service Center, which shows the effective flood map for any lot.

County · code 24015

Cecil CountyMaryland

Cecil County is a county in Maryland, with its seat in Elkton, founded in 1674. It was named after Cecil Calvert, 2nd Baron Baltimore.

Founded1674
County seatElkton
Named forCecil Calvert, 2nd Baron Baltimore
Land area346 sq mi + 72 sq mi water
Population103,725 2020 Census
Parcels mapped49,741 checked 16 October 2026

Open the free map Click any parcel in Cecil County: acreage, parcel id, address and who publishes the map. No sign-in.

Updated 19 October 2026

Census outline · seat marked

History

Founded in 1674

An old deed may name a county that no longer exists, or a boundary that has since moved.

Cecil County was created on 6 June 1674 from Baltimore and Kent counties. The county lost territory to Kent in subsequent adjustments during the 1670s and 1707.

Boundary changes from the Newberry Library, Atlas of Historical County Boundaries.

1674
Cecil County created By 6 June 1674, Cecil was created from Baltimore and Kent.
from Baltimore from Kent
6 June 1674 · Archives of Md., 15:38-39
1674
Lost territory Cecil lost to Kent; boundary is estimated.
to Kent
19 June 1674 · Archives of Md., 15:41
1707
Lost territory Cecil lost to Kent.
to Kent
1 May 1707 · Archives of Md., 26:621

Land and parcels

What the maps cover in Cecil

Who publishes each layer, how good it is, and when we last checked.

Parcels Good enough

Lot lines and tax-map numbers for 49,741 parcels from Cecil County. Drawn for tax purposes: usually within a few feet of a survey, but not a survey.
checked 16 October 2026
Address points Missing

No public address points layer found for Cecil County yet.
Buildings Reference

Roof outlines traced from aerial imagery from FEMA Response Geospatial Office with Oak Ridge National Laboratory (ORNL). Good for seeing what is on a lot; not accurate enough to set a fence from.
checked 18 October 2026

Official: from the office that keeps the record
Good enough: a reliable statewide or national copy
Fallback: a guide only; check the official record
Missing: nothing public found yet

People and land

Cecil by the Census

Population

103,725 2020 Census count

Housing units

43,941 2020 Census count

Land area

346 square miles

Water area

72 square miles

People per sq mi

300 population ÷ land area

Source: US Census Bureau, 2020 Census; US Census Bureau, 2020 Gazetteer Files. Not endorsed or certified by the Census Bureau.

Rules and offices

Cecil County's official site

We have found the county's site but not its offices yet; start there.

County government

County government
The official website of Cecil County.
ccgov.org

See your own lot on these maps

Open Cecil County on Parcel Chart's free map and click your parcel. Save it with a free account; the full record of your place (site map, projects, documents) is Pro, in early access.

Open the free map no sign-in Pro early access

Questions

Common questions about Cecil County

When was Cecil County founded?: Cecil County was founded in 1674, and named after Cecil Calvert, 2nd Baron Baltimore.
What is the county seat of Cecil County?: The county seat of Cecil County is Elkton.
Is there an online parcel map for Cecil County?: Yes. Cecil County publishes a parcel map of 49,741 parcels, rated good enough here. You can click any parcel on it in Parcel Chart's free map, no sign-in needed.
Has Cecil County's boundary or name changed?: Cecil County was created in 1674. Since then the Atlas of Historical County Boundaries records 2 later changes, chiefly involving Kent County.
Is my lot in a flood zone?: We do not have flood maps for Cecil County yet. Look up the address on FEMA's Flood Map Service Center, which shows the effective flood map for any lot.

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