How far is St. Petersburg, FL from Marco Island, FL?
The driving distance from St. Petersburg, FL to Marco Island, FL is about 163.4 miles (262.9 km), with a travel time of about 03h 10m by car.
- The straight-line flight distance is about 139.6 miles (224.7 km).
- For a round trip, plan for roughly 06h 20m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM EDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 03h 10m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Census designated place
Route Weather Snapshot
Check the forecast at both ends before you head out.
Patchy Fog then Sunny
Sunny
Driving Route Map
The map below follows the saved road route between St. Petersburg and Marco Island.
Turn-by-Turn Driving Directions
Step-by-step road directions between St. Petersburg and Marco Island.
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1
Start on 34th Street South
15 m · 5 sec · 34th Street South
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2
Turn right onto Central Avenue
1304 ft · 51 sec · Central Avenue
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3
Turn right onto 31st Street South
1.1 km · 1 min · 31st Street South
-
4
Take the ramp slight right
2760 ft · 1 min
-
5
Merge slight right
4.9 mi · 6 min
-
6
Keep slight left
1406 ft · 17 sec
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7
Merge slight right onto Sunshine Skyway Bridge
13.4 mi · 15 min · Sunshine Skyway Bridge
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8
Keep slight left to continue on I 75 South: Naples
1.1 mi · 2 min
-
9
Merge slight left
28 mi · 30 min
-
10
Keep slight left
98.1 mi · 1 hr 45 min
-
11
Take the exit slight right toward CR 951: Naples, Marco Island
2103 ft · 52 sec
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12
Keep slight right
134 m · 15 sec
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13
Turn straight onto Collier Boulevard
14.5 mi · 23 min · Collier Boulevard
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14
Turn left onto Yellowbird Street
596 ft · 18 sec · Yellowbird Street
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15
Exit the roundabout onto Yellowbird Street
3198 ft · 2 min · Yellowbird Street
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16
At the end of the road, turn left onto Bald Eagle Drive
1525 ft · 33 sec · Bald Eagle Drive
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17
Turn right onto Waterway Court
149 m · 36 sec · Waterway Court
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18
At the end of the road, turn right onto Waterway Court
9 m · 3 sec · Waterway Court
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19
Continue on Waterway Court
14 m · 4 sec · Waterway Court
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20
Arrive at your destination
0 m · 1 sec · Waterway Court
Car Route Details
A richer read on the saved driving route between St. Petersburg and Marco Island.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 75 South
Keep slight left
98.1 mi · 01h 45m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Patchy Fog then Sunny leaving St. Petersburg and Sunny near Marco Island.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from St. Petersburg to Marco Island?
The road trip is about 163.4 miles (262.9 km) and usually takes 03h 10m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Harbour Heights is a useful midpoint, sitting about 81.8 miles from St. Petersburg and 81.5 miles from Marco Island.
How much longer is the road route than the straight-line distance?
The direct path is about 139.6 miles (224.7 km), while the road route adds roughly 23.8 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 6:00 AM to 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 10:40 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $23.89 one way or $47.78 round trip. Estimated CO2 is about 51.2 kg one way.
What should you check before leaving?
Before you leave, expect Patchy Fog then Sunny around St. Petersburg and Sunny near Marco Island.
Stop Ideas Near Harbour Heights
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Harbour Heights.
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Flight Path Map
This map shows the direct air route between St. Petersburg and Marco Island. Straight-line distance: 139.6 mi (224.67 km).
#1 St. Petersburg
The second most populous city in Florida.
| Population | 253,693 |
| Coordinates | 27.7708600, -82.6792700 |
| Altitude | 13 |
| Country | United States |
#2 Marco Island
City in Collier County, Florida, United States
| Population | 18,089 |
| Coordinates | 25.9412100, -81.7184200 |
| Altitude | 1 |
| Country | United States |
End: Marco Island (-81.71842, 25.94121)
Estimated Travel Time
Distance: 263 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 26m |
| 40 mph (64.37 km/h) | 04h 05m |
| 50 mph (80.47 km/h) | 03h 16m |
| 60 mph (96.56 km/h) | 02h 43m |
| 70 mph (112.65 km/h) | 02h 20m |
| 80 mph (129 km/h) | 02h 02m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.15 | $23.89 | $47.78 |
| Mid-grade | $4.60 | $26.47 | $52.95 |
| Premium | $4.90 | $28.20 | $56.40 |
| Diesel | $4.35 | $25.06 | $50.11 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Florida · Apr 16, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.