Port St. Lucie, FL Elevation & Topographic Map

Topographic elevation map of Port St. Lucie, Florida, shaded from 0 ft near the middle to 58 ft on the southwest side
Elevation
58 ft 18 m44 ft 13 m36 ft 11 m22 ft 7 m7 ft 2 m0 ft 0 m
Contours every 200 ft, bold every 1,000 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.
City area
Fades everything outside the official city limits (US Census).

Elevation Data

Port St. Lucie sits at about 20 ft (6 m) above sea level, worked out from 2020 Census block heights on USGS 3DEP, weighted by residents.

Typical elevation
20 ft 6 m
most residents: 12–26 ft
Lowest
0 ft 0 m
near the middle
Highest
58 ft 18 m
on the southwest side
Average
20 ft 6 m
all land inside city limits

Port St. Lucie spans about 58 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.

Under 1% of Port St. Lucie's land lies below the average daily high tide (MHHW, NOAA), and 2% lies less than 3 ft above it. Check flood zones on FEMA's map

FigureElevation
Typical
Where people live: half of residents higher, half lower
20 ft6 m
Highest point
Inside city limits, on the southwest side
58 ft18 m
Lowest point
Inside city limits, near the middle
0 ft0 m
Town center
USGS map point for Port St. Lucie
15 ft5 m
Airport (SUA)
FAA airport elevation, the highest point of its runways, 4.3 mi southeast of the city limits
16 ft5 m
Average of all land20 ft6 m

Elevation profile, west to east

14 mi west to east through the town center.

Topographic Map

Topographic elevation map of Port St. Lucie, Florida, shaded from 0 ft near the middle to 58 ft on the southwest side
City limits (dashed) over shaded terrain, with contours every 10 ft (3 m).
Location
City in St. Lucie County, Florida, United States
Population
258,575 2024 est.
Land area
119.2 sq mi + 1.6 sq mi water
Density
2,169 per sq mi
Coordinates
27.2939° N, 80.3503° W
Time zone
Eastern UTC−5 / −4
Landform region
Coastal Plain
Drains to
Atlantic Ocean
Airport
Witham Field (SUA) 16 ft
ZIP codes 9
34945 34952 34953 34957 34981 34983 34984 34986 34987
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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 city limits, 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 city limits (TIGER, Jan 1 2026).
  • Pits: the lowest point is the lowest ground outside closed hollows (quarry floors, mine pits, terrain-model artifacts): any hollow under 0.4 sq mi (1 km²), and any hollow under 2 sq mi (5 km²) whose floor is more than 100 ft (30 m) below its rim; and outside patches below sea level of under 0.4 sq mi (1 km²). The single lowest 3DEP cell, −2 ft at 27.2835° N, 80.3218° W, is in such a hollow or patch and is not counted.
  • 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.
  • Sources: USGS 3DEP, GNIS, Watershed Boundary Dataset and physiographic provinces; U.S. Census Bureau (boundaries, 2020 blocks, 2024 population estimates, Gazetteer areas, ZIP code areas); FAA airport data; BTS time zones; NOAA tidal surfaces (MHHW); NOAA NGS survey heights. All public domain.