How far is Keystone Heights, FL from St. Petersburg, FL?
The driving distance from Keystone Heights, FL to St. Petersburg, FL is about 166.2 miles (267.5 km), with a travel time of about 02h 47m by car.
- The straight-line flight distance is about 144.7 miles (232.8 km).
- For a round trip, plan for roughly 05h 35m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 02h 47m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Census-designated place in Sumter County, Florida
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Chance Showers And Thunderstorms
Sunny then Scattered Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Keystone Heights and St. Petersburg.
Turn-by-Turn Driving Directions
Step-by-step road directions between Keystone Heights and St. Petersburg.
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1
Start on Walker Drive
34 m · 5 sec · Walker Drive
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2
Turn right onto South Lawrence Boulevard
6.9 mi · 12 min · South Lawrence Boulevard
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3
Turn right onto Pensacola-St. Augustine Highway
1.4 mi · 3 min · Pensacola-St. Augustine Highway
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4
Turn left onto County Road 219A
6.5 mi · 9 min · County Road 219A
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5
At the end of the road, turn left onto Sid Martin Highway
26.1 mi · 33 min · Sid Martin Highway
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6
Turn right onto Northwest 70th Street
1.5 mi · 2 min · Northwest 70th Street
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7
Continue on Northwest 77th Street
1.2 mi · 2 min · Northwest 77th Street
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8
Take the ramp straight toward I 75 South: Tampa
2914 ft · 1 min
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9
Merge slight left
82.7 mi · 1 hr 29 min
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10
Keep slight right to continue on I 275 South: Tampa, Saint Petersburg
37.6 mi · 46 min
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11
Take the exit slight right toward FL 595: Treasure Island, Florida Orange Groves Winery
1409 ft · 34 sec
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12
Turn right onto 5th Avenue North
1.2 mi · 2 min · 5th Avenue North
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13
Turn left onto 34th Street North
2693 ft · 1 min · 34th Street North
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14
Continue on 34th Street South
99 m · 14 sec · 34th Street South
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15
Arrive at your destination
0 m · 1 sec · 34th Street South
Car Route Details
A richer read on the saved driving route between Keystone Heights and St. Petersburg.
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
Merge slight left
82.7 mi · 01h 29m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Mostly Sunny then Chance Showers And Thunderstorms leaving Keystone Heights and Sunny then Scattered Showers And Thunderstorms near St. Petersburg.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Keystone Heights to St. Petersburg?
The road trip is about 166.2 miles (267.5 km) and usually takes 02h 47m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Lake Panasoffkee is a useful midpoint, sitting about 83.3 miles from Keystone Heights and 82.9 miles from St. Petersburg.
How much longer is the road route than the straight-line distance?
The direct path is about 144.7 miles (232.8 km), while the road route adds roughly 21.5 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 12:54 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $24.31 one way or $48.61 round trip. Estimated CO2 is about 52.1 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Chance Showers And Thunderstorms around Keystone Heights and Sunny then Scattered Showers And Thunderstorms near St. Petersburg.
Stop Ideas Near Lake Panasoffkee
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 Lake Panasoffkee.
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Flight Path Map
This map shows the direct air route between Keystone Heights and St. Petersburg. Straight-line distance: 144.66 mi (232.8 km).
#1 Keystone Heights
City in Clay County, Florida, United States
| Population | 1,549 |
| Coordinates | 29.7860800, -82.0314900 |
| Altitude | 43 |
| Country | United States |
#2 St. Petersburg
The second most populous city in Florida.
| Population | 253,693 |
| Coordinates | 27.7708600, -82.6792700 |
| Altitude | 13 |
| Country | United States |
End: US 19 (-82.679372, 27.77086)
Estimated Travel Time
Distance: 268 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 32m |
| 40 mph (64.37 km/h) | 04h 09m |
| 50 mph (80.47 km/h) | 03h 19m |
| 60 mph (96.56 km/h) | 02h 46m |
| 70 mph (112.65 km/h) | 02h 22m |
| 80 mph (129 km/h) | 02h 04m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.15 | $24.31 | $48.61 |
| Mid-grade | $4.60 | $26.93 | $53.87 |
| Premium | $4.90 | $28.69 | $57.38 |
| Diesel | $4.35 | $25.49 | $50.98 |
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 · May 25, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.