Origin
Castle Point, MO
Night in Castle Point on Friday
Local time
10:17 PM
CDT
Current temp
58°F
Unavailable
Live forecast
Trip from Castle Point, MO to Kirkwood, MO
Compiled and reviewed by the Trip.ovh planning team at COD Solutions Oy · Last reviewed Apr 18, 2026 · Editorial standards
Drive Time
33m
Distance
21.7 mi
35 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$3
one way
EV Charging
Unknown
Best Time to Leave
4 AM
0h 30m
★
6 AM
0h 33m
8 AM
0h 39m
10 AM
0h 35m
12 PM
0h 35m
3 PM
0h 36m
5 PM
0h 39m
8 PM
0h 32m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Castle Point, MO
Gergely Meszárcsek
Kirkwood, MO
Wikimedia Commons
Trip Overview
The drive from Castle Point, MO to Kirkwood, MO covers 21.7 miles and takes about 33m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on Inner Belt Expressway, Daniel Boone Expressway, Chambers Road for much of the mileage, and the overall profile is mixed drive. The longest uninterrupted segment is about 8.6 miles on Inner Belt Expressway. At current regular gas prices, budget about $3.39 one way before food or hotel costs.
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 33m. Total distance: 21.7 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
33m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (53%). Some complex stretches to watch for.
Scenic Drive
Mixed drive route profile with national parks nearby.
Drive Character
The drive from Castle Point, MO to Kirkwood, MO covers 21.7 miles and takes about 33m, using a mix of highways and local roads.
Expect a mix of faster highway mileage and slower local approaches near the beginning or end.
There are about 14 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
Inner Belt Expressway is the longest continuous segment at about 8.6 miles.
How Hard Is This Drive?
This route mixes highway mileage with some local-road sections near the start or finish. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 5.8 miles in near I 170 / Inner Belt Expressway.
Driving Effort
9/10
Focused - lots of decisions in a short distance, but it is over quickly
Balances navigation complexity with total wheel time.
This is a short but busy drive. With 9 decision points packed into just 21.7 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 33m.
Where does it get tricky?
The main spots that need attention: at 5.8 miles (I 170 / Inner Belt Expressway): Merge point - match speed before joining. Lane positioning matters here; at 14.4 miles: Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 17.7 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
Critical Maneuvers
5 of 9 key pointsThese are the spots where you need to pay the most attention. Preview them before you drive.
5
5.8 mi into trip
|
~10m in
|
I 170 / Inner Belt Expressway
Merge onto I 170 / Inner Belt Expressway
Merge point - match speed before joining. Lane positioning matters here
Use the slight left / straight lanes.
9
14.4 mi into trip
|
~20m in
Keep slight right at fork toward I 64 West, US 40 West: Wentzville
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Exit 1B
Toward I 64 West, US 40 West: Wentzville
8
17.7 mi into trip
|
~24m in
Take the exit toward US 67, US 61: Lindbergh Boulevard, Lewis-Clark Trail
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Exit 28A
Toward US 67, US 61: Lindbergh Boulevard, Lewis...
9
18 mi into trip
|
~25m in
Keep slight left at fork toward US 67 South, US 61 South: Lindbergh Boulevard
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the left / right lanes.
Toward US 67 South, US 61 South: Lindbergh Boul...
6
21.7 mi into trip
|
~33m in
|
West Adams Avenue
Turn right onto West Adams Avenue
Lane positioning matters here
Use the right lane.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| Inner Belt Expressway | 8.6 mi | 10m |
| Daniel Boone Expressway | 3 mi | 3m |
| Chambers Road | 2.8 mi | 4m |
| South Lindbergh Boulevard | 2.2 mi | 4m |
| Airport Road | 1.8 mi | 2m |
| North Kirkwood Road | 1.4 mi | 3m |
| Lord Drive | 0.5 mi | 1m |
| Hereford Avenue | 0.4 mi | <1m |
Longest stretch:
Inner Belt Expressway
— 8.6 mi, about 10m
Turn-by-Turn Driving Directions
Step-by-step road directions between Castle Point, MO and Kirkwood, MO.
1
Start on Lord Drive
0.5 mi
·
1 min
·
Lord Drive
2
At end of road, turn right onto Chambers Road
2.8 mi
·
4 min
·
Chambers Road
3
Continue on Hereford Avenue
0.4 mi
·
39 sec
·
Hereford Avenue
4
Continue on Airport Road
1.8 mi
·
2 min
·
Airport Road
5
Take the ramp
0.3 mi
·
19 sec
Toward I 170 South
6
Merge onto I 170
8.6 mi
·
10 min
·
Inner Belt Expressway
Use the slight left / straight lanes.
7
Keep slight right at fork
0.3 mi
·
28 sec
Exit 1B
Toward I 64 West, US 40 West: Wentzville
Use the slight right lane.
8
Merge onto I 64; US 40
3.0 mi
·
3 min
·
Daniel Boone Expressway
Use the straight lane.
9
Take the exit
0.2 mi
·
27 sec
Exit 28A
Toward US 67, US 61: Lindbergh Boulevard, Lewis-Clark Trail
Use the straight / slight right lanes.
10
Keep slight left at fork
501 ft
·
12 sec
Toward US 67 South, US 61 South: Lindbergh Boulevard
Use the left / right lanes.
11
Merge onto US 67; HR 66
2.2 mi
·
4 min
·
South Lindbergh Boulevard
Use the left lane.
12
Continue on US 61; US 67; HR 66
1.4 mi
·
3 min
·
North Kirkwood Road
13
Turn right onto West Adams Avenue
131 ft
·
2 sec
·
West Adams Avenue
Use the right lane.
14
Arrive at destination
West Adams Avenue
Fuel & Cost
Regular Gas
$3.39 one way
$6.79 round trip
$3.97/gal
25.4 MPG avg
8 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.36 | $3.72 | $7.45 |
| premium | $4.89 | $4.18 | $8.35 |
| diesel | $5.61 | $4.79 | $9.58 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$3
Estimated CO2 emission: 7.6 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $2 in charging · 0 stops · 63% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 6.5 | 0 | $2.28 | $1.04 |
| Efficient EV | 5.4 | 0 | $1.90 | $0.87 |
| EV Truck/SUV | 8.7 | 0 | $3.04 | $1.39 |
Gas CO2
8 kg
EV CO2
3 kg (63% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Destination
Kirkwood, MO
Night in Kirkwood on Friday
Local time
10:17 PM
CDT
Current temp
57°F
Unavailable
Live forecast
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
1 degrees cooler at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
33m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
Frequently Asked Questions
The drive from Castle Point, MO to Kirkwood, MO covers 21.7 miles and takes about 33m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are Inner Belt Expressway, Daniel Boone Expressway, Chambers Road. Expect a mix of highway and local road driving.
This is a comfortable same-day trip.
The midpoint is about 10.8 miles from Castle Point, MO. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $3.39 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
Leave by 9 AM and you'll arrive before lunch. Even a 4 PM departure gets you there before dark in summer.
This is a short but busy drive. With 9 decision points packed into just 21.7 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 33m.
The main spots that need attention: at 5.8 miles (I 170 / Inner Belt Expressway): Merge point - match speed before joining. Lane positioning matters here; at 14.4 miles: Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 17.7 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
The route from Castle Point, MO to Kirkwood, MO does not surface many named destination signs beyond the main corridor.
Yes. Nearby national parks include Gateway Arch National Park.
How this page is built
Compiled by the Trip.ovh planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, and NPS for national parks. See our methodology for refresh cadence and limitations.
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