How far is Keystone, FL from St. Petersburg, FL?
The driving distance from Keystone, FL to St. Petersburg, FL is about 38.3 miles (61.7 km), with a travel time of about 00h 50m by car.
- The straight-line flight distance is about 26.8 miles (43.2 km).
- For a round trip, plan for roughly 01h 40m 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 00h 50m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City on the west shore of Tampa Bay in Pinellas County, Florida
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between Keystone and St. Petersburg.
Turn-by-Turn Driving Directions
Step-by-step road directions between Keystone and St. Petersburg.
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1
Start on Blue Tick Road
1234 ft · 60 sec · Blue Tick Road
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2
Turn left onto Brooker Creek Drive
1302 ft · 57 sec · Brooker Creek Drive
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3
Continue on Tyler Run Avenue
1.2 km · 2 min · Tyler Run Avenue
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4
At the end of the road, turn left onto Tyler Road
1.1 km · 2 min · Tyler Road
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5
At the end of the road, turn right onto Tarpon Springs Road
1 km · 1 min · Tarpon Springs Road
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6
Continue on Keystone Road
2.8 mi · 5 min · Keystone Road
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7
Turn left onto East Lake Road
6.4 mi · 10 min · East Lake Road
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8
Continue on McMullen Booth Road
6.5 mi · 11 min · McMullen Booth Road
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9
Turn straight onto Dillinger McCabe Bayside Bridge
3.5 mi · 5 min · Dillinger McCabe Bayside Bridge
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10
Keep slight left to continue on Dillinger McCabe Bayside Bridge
1.2 km · 47 sec · Dillinger McCabe Bayside Bridge
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11
Continue on 49th Street
3.2 mi · 5 min · 49th Street
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12
Take the ramp left
767 ft · 21 sec
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13
Merge slight left onto US Highway 19 North
2.4 mi · 4 min · US Highway 19 North
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14
Continue on 34th Street North
4.1 mi · 8 min · 34th Street North
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15
Continue on 34th Street South
99 m · 14 sec · 34th Street South
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16
Arrive at your destination
0 m · 1 sec · 34th Street South
Car Route Details
A richer read on the saved driving route between Keystone and St. Petersburg.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
McMullen Booth Road
Continue on McMullen Booth Road
6.46 mi · 00h 11m
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.
Sunny leaving Keystone and Sunny near St. Petersburg.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Keystone to St. Petersburg?
The road trip is about 38.3 miles (61.7 km) and usually takes 00h 50m 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?
Safety Harbor is a useful midpoint, sitting about 16.2 miles from Keystone and 22.1 miles from St. Petersburg.
How much longer is the road route than the straight-line distance?
The direct path is about 26.8 miles (43.2 km), while the road route adds roughly 11.5 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 4:50 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $5.60 one way or $11.20 round trip. Estimated CO2 is about 12 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Keystone and Sunny near St. Petersburg.
Stop Ideas Near Safety Harbor
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City of Pinellas Park
Clearwater Water System Maintenance
Dunedin City Hall
Belleair Bluffs City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Safety Harbor.
St Petersburg-Pinellas Park-Clearwater, Florida
Union Station
Bradenton, Florida
Dade City, Florida
Flight Path Map
This map shows the direct air route between Keystone and St. Petersburg. Straight-line distance: 26.84 mi (43.19 km).
#1 Keystone
Census-designated place in Hillsborough County, Florida
| Population | 24,039 |
| Coordinates | 28.1558500, -82.6212100 |
| Altitude | 12 |
| 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: 62 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 16m |
| 40 mph (64.37 km/h) | 00h 57m |
| 50 mph (80.47 km/h) | 00h 45m |
| 60 mph (96.56 km/h) | 00h 38m |
| 70 mph (112.65 km/h) | 00h 32m |
| 80 mph (129 km/h) | 00h 28m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.15 | $5.60 | $11.20 |
| Mid-grade | $4.60 | $6.20 | $12.41 |
| Premium | $4.90 | $6.61 | $13.22 |
| Diesel | $4.35 | $5.87 | $11.75 |
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 05, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.