County Maps US

Cecil County, Maryland

A county in Maryland, ranked 13 of 24 by population.

CountyFIPS 24015

Within Maryland
Cecil County, highlighted, with the areas around it. Boundaries generalised from the 2025 Census cartographic boundary file; neighbour fills carry no data. The dot marks Elkton, the county seat, located via the 2025 Census Gazetteer.

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Population
107,131
+3,333 (+3.2%) since 2020
Land area
346.3
square miles. A further 17.1% of the total area is water
Population density
309
people per square mile, computed rather than published
County seat
Elkton
Seat of county government.
Established
1674
351 years ago
Largest city
Elkton town
Population 16,670.

Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; Wikidata (CC0), Wikidata. Retrieved 30 August 2026.

Satellite view

Aerial imagery of Cecil County with its boundary drawn on top. A map shows you the shape; this shows you what is inside it, and which side of the line a place falls on.

Aerial view of Cecil County, Maryland from the USGS National Map, with its boundary outlined
Imagery: USGS National Map, USGS Imagery Only, public domain, requested from USGS by your browser when you reach this point on the page, at 797 by 800 pixels. The boundary is the 2025 Census cartographic boundary file, reprojected to Web Mercator to match the imagery. You can also open the USGS National Map viewer.

Where Cecil County ranks

Position among the 24 counties of Maryland, and among all 3,144 US counties and county-equivalents. Computed from the figures on this page.

MeasureValueIn MarylandNationally
Population107,13113th of 24588th of 3,144
Land area346.3 sq mi17th of 242,688th of 3,144
Population density309 per sq mi14th of 24425th of 3,144
Median household income$92,00712th of 24267th of 3,143

Full data for Cecil County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population107,131Vintage 2025 Population Estimates
Population in 2020103,798Vintage 2025 Population Estimates
2020 estimates base?103,721Vintage 2025 Population Estimates
Land area346.3 sq mi2025 Gazetteer Files
Water area71.5 sq mi2025 Gazetteer Files
Total area417.8 sq mi2025 Gazetteer Files
Population density?309 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$92,007American Community Survey 2020-2024 5-Year Estimates
Median home value$343,400American Community Survey 2020-2024 5-Year Estimates
Median age40.6American Community Survey 2020-2024 5-Year Estimates
Households40,595American Community Survey 2020-2024 5-Year Estimates
Housing units44,355American Community Survey 2020-2024 5-Year Estimates

Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; US Census Bureau, American Community Survey, American Community Survey 2020-2024 5-Year Estimates, released 29 January 2026. Population density is computed here, not published: it divides the Vintage 2025 population estimate by the 2025 Gazetteer land area, which are two different Census products. Retrieved 30 August 2026.

How the population changed

The Census Bureau publishes the components behind an estimate, not just the total. For the year to July 2025:

Births minus deaths
+102
1,197 births, 1,095 deaths
Net migration
+464
More people moved in than moved out.

Source: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026. Retrieved 30 August 2026.

The 5 areas bordering Cecil County

Ordered by the length of the border actually shared, which the Census Bureau publishes in its county adjacency file and which no other county reference presents.

Bordering areaStateShared borderPopulation
Harford CountyMaryland26 mi266,446
New Castle CountyDelaware24 mi588,026
Kent CountyMaryland21 mi19,565
Chester CountyPennsylvania18 mi557,116
Lancaster CountyPennsylvania5.2 mi563,159

Source: US Census Bureau, County Adjacency File, 2025 County Adjacency File, released 15 September 2025. Retrieved 30 August 2026.

All 24 counties of Maryland

Open the interactive Maryland county map, or jump straight to any of them.

Data on this page last rebuilt 30 August 2026. How these figures are produced.