Lansdowne, MD Elevation & Topographic Map

Topographic elevation map of Lansdowne, Maryland, shaded from 0 ft on the southeast side to 170 ft near the middle
Elevation
170 ft 50 m130 ft 40 m110 ft 30 m63 ft 19 m21 ft 6 m0 ft 0 m
Contours every 100 ft, bold every 500 ft
USGS 3DEP · U.S. Census Bureau
How to use this mapviews, tools and data
Elevation
Ground colored by height from green (lowest) to white (highest), with contour lines every 40–500 ft (USGS data).
Satellite
A 2016 satellite photo at 33 ft (10 m) detail; contours off.
3D
Tilt and turn the terrain; hills are raised 1.5×, or set ×1 for true height.
Click or tap anywhere
The exact elevation of that spot in ft and m.
Measure
Pick two points for the climb, descent and grade along a straight line.
Area
Fades everything outside the official CDP boundary (US Census).

Elevation Data

Lansdowne sits at about 100 ft (30 m) above sea level, worked out from 2020 Census block heights on USGS 3DEP, weighted by residents.

Typical elevation
100 ft 30 m
most residents: 60–140 ft
Lowest
0 ft 0 m
on the southeast side
Highest
170 ft 50 m
near the middle
Average
67 ft 21 m
all land inside the CDP boundary

Lansdowne spans about 170 ft of height, so no single spot tells the whole story. The ruler shows where its people live, and where the other numbers you'll see come from.

FigureElevation
Typical
Where people live: half of residents higher, half lower
100 ft30 m
Highest point
Inside the CDP boundary, near the middle
170 ft50 m
Lowest point
Inside the CDP boundary, on the southeast side
0 ft0 m
Town center
USGS map point for Lansdowne
78 ft24 m
Airport (BWI)
FAA airport elevation, the highest point of its runways, 3.1 mi south of the CDP boundary
143 ft44 m
Average of all land67 ft21 m

Elevation profile, south to north

1.7 mi south to north through the town center.

Topographic Map

Topographic elevation map of Lansdowne, Maryland, shaded from 0 ft on the southeast side to 170 ft near the middle
CDP boundary (dashed) over shaded terrain, with contours every 10 ft (3 m).
Location
Unincorporated community (census-designated place) in Baltimore County, Maryland, United States
Population
9,004 2020 Census
Land area
2.3 sq mi + 0.1 sq mi water
Density
3,956 per sq mi
Coordinates
39.2451° N, 76.6605° W
Time zone
Eastern UTC−5 / −4
Landform region
Coastal Plain
Drains to
Atlantic Ocean
Airport
Baltimore/Washington International Thurgood Marshall (BWI) 143 ft
ZIP codes 1
21227
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Sources: U.S. Census Bureau, USGS, FAA

Nearby Places

How we measure
  • Typical elevation: the population-weighted median: every 2020 Census block inside the CDP boundary, at its USGS 3DEP height, weighted by the people who live there. Half of residents live higher, half lower.
  • Lowest, highest, average: USGS 3DEP bare-earth heights on a 1 arc-second (≈100 ft, 30 m) grid, land only, inside the Census CDP boundary (TIGER, Jan 1 2026).
  • Nearby Places: nearby towns and rankings use each town's typical elevation, so every town is compared like for like. Rankings count every city, town, township and census-designated place, including places inside a town. Peaks and hills: the nearest summits with at least 980 ft (300 m) of prominence within 62 mi (100 km), then federal (GNIS) summits within 16 mi (25 km) when there are fewer than 5; each is the 3DEP top on a ~7 ft (2 m) window, or the NGS published height when a usable survey mark sits within 160 ft (50 m) of it (shown as published).
  • Rounding: computed heights are rounded to 10 ft (5 m), or to 1 ft (1 m) under 100 ft; 3DEP is good to about a meter, not a foot. Published figures (FAA airport elevation, NGS survey heights) are shown as their publisher gives them.
  • Datum: North American Vertical Datum of 1988 (NAVD 88). NGS plans to replace NAVD 88 with a new datum (NAPGD2022); heights will then shift slightly.
  • Lansdowne is an unincorporated community; figures cover the census-designated place, a statistical area.
  • Sources: USGS 3DEP, GNIS, Watershed Boundary Dataset and physiographic provinces; U.S. Census Bureau (boundaries, 2020 blocks, Gazetteer areas, ZIP code areas); FAA airport data; BTS time zones; NOAA NGS survey heights. All public domain.