How far is Houston, TX from Kemah, TX?
The driving distance from Houston, TX to Kemah, TX is about 31.6 miles (50.9 km), with a travel time of about 00h 43m by car.
- The straight-line flight distance is about 25.6 miles (41.2 km).
- For a round trip, plan for roughly 01h 27m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM CDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 43m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
City in Harris County, Texas, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny then Slight Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Houston and Kemah.
Turn-by-Turn Driving Directions
Step-by-step road directions between Houston and Kemah.
-
1
Start on Louisiana Street
45 m · 12 sec · Louisiana Street
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2
Turn left onto Congress Street
91 m · 15 sec · Congress Street
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3
Turn left onto Smith Street
669 ft · 25 sec · Smith Street
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4
Turn right onto Prairie Street
674 ft · 22 sec · Prairie Street
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5
Turn slight left onto Bagby Street
625 ft · 20 sec · Bagby Street
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6
Turn right onto Capitol Street
142 m · 13 sec · Capitol Street
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7
Continue on Memorial Drive Frontage Road
579 ft · 16 sec · Memorial Drive Frontage Road
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8
Keep slight left to continue on Memorial Drive Frontage Road
157 m · 23 sec · Memorial Drive Frontage Road
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9
Turn left onto Houston Avenue
47 m · 5 sec · Houston Avenue
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10
Take the ramp straight toward I 45 South: Houston Municipal Court and Juror, Gulf Freeway
79 m · 6 sec
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11
Continue on I 45 South: Galveston
793 ft · 19 sec
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12
Continue on Pierce Elevated
662 ft · 16 sec · Pierce Elevated
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13
Turn straight onto I 45 South: Galveston
597 ft · 15 sec
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14
Merge slight left onto Gulf Freeway
20.9 mi · 25 min · Gulf Freeway
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15
Take the exit slight right toward FM 528: NASA Parkway
1281 ft · 27 sec
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16
Turn straight onto Gulf Freeway Frontage Road
1.2 km · 1 min · Gulf Freeway Frontage Road
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17
Turn left onto NASA Parkway
1 mi · 2 min · NASA Parkway
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18
Continue on East NASA Parkway
1.4 km · 1 min · East NASA Parkway
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19
Turn slight right
50 m · 7 sec
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20
Turn slight right onto Egret Bay Boulevard
2.4 mi · 4 min · Egret Bay Boulevard
-
21
Turn left
835 ft · 16 sec
-
22
Continue on East FM 518
2.2 mi · 4 min · East FM 518
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23
Continue on Deke Slayton Highway
1.5 mi · 2 min · Deke Slayton Highway
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24
At the end of the road, turn left
1578 ft · 28 sec
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25
Continue straight
93 m · 9 sec
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26
Turn right
19 m · 5 sec
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27
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Houston and Kemah.
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.
Gulf Freeway
Merge slight left onto Gulf Freeway
20.9 mi · 00h 25m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Partly Sunny then Slight Chance Showers And Thunderstorms leaving Houston and Chance Showers And Thunderstorms near Kemah.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Houston to Kemah?
The road trip is about 31.6 miles (50.9 km) and usually takes 00h 43m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
South Houston is a useful midpoint, sitting about 15.8 miles from Houston and 15.8 miles from Kemah.
How much longer is the road route than the straight-line distance?
The direct path is about 25.6 miles (41.2 km), while the road route adds roughly 6 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 7:00 AM to 7:00 PM CDT. If you want a more comfortable same-day return, try to leave by 7:02 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.19 one way or $8.39 round trip. Estimated CO2 is about 9.9 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny then Slight Chance Showers And Thunderstorms around Houston and Chance Showers And Thunderstorms near Kemah.
Stop Ideas Near South Houston
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Hermann Square
Houston BCycle: City Hall
Houston City Hall
Alvin City Attorney
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to South Houston.
Houston, TX
Houston
Galveston (Texas Eagle Bus), Texas
Prairie View, TX
Flight Path Map
This map shows the direct air route between Houston and Kemah. Straight-line distance: 25.61 mi (41.21 km).
#1 Houston
The fourth most populous city in the United States and the center of the Houston metropolitan area.
| Population | 2,316,120 |
| Coordinates | 29.7632800, -95.3632700 |
| Altitude | 12 |
| Country | United States |
#2 Kemah
City in Galveston County, Texas, United States
| Population | 2,048 |
| Coordinates | 29.5427300, -95.0204800 |
| Altitude | 2 |
| Country | United States |
End: Kemah (-95.02048, 29.54273)
Estimated Travel Time
Distance: 51 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 03m |
| 40 mph (64.37 km/h) | 00h 47m |
| 50 mph (80.47 km/h) | 00h 37m |
| 60 mph (96.56 km/h) | 00h 31m |
| 70 mph (112.65 km/h) | 00h 27m |
| 80 mph (129 km/h) | 00h 23m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $4.19 | $8.39 |
| Mid-grade | $4.25 | $4.72 | $9.44 |
| Premium | $4.59 | $5.10 | $10.19 |
| Diesel | $3.99 | $4.43 | $8.86 |
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 Texas · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.