How far is Hillsboro, MO from Castle Point, MO?

The driving distance from Hillsboro, MO to Castle Point, MO is about 54.1 miles (87.1 km), with a travel time of about 01h 00m by car.

  • The straight-line flight distance is about 40.1 miles (64.6 km).
  • For a round trip, plan for roughly 02h 00m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
54.14 mi
01h 00m
Flight
40.12 mi
64.57 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Hillsboro.

Flight Distance

Direct air line
40.12 mi
Kilometers
64.57 km
Flight Time
00h 04m

Driving Distance

Road route
54.14 mi
Kilometers
87.13 km
Drive Time
01h 00m

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 01h 00m.

Arrival Snapshot
Arrive in Castle Point
Thu, Apr 23, 5:59 AM CDT
Return by in Hillsboro
Thu, Apr 23, 6:59 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Hillsboro
2026-04-23T04:59
Arrive Castle Point
Thu, Apr 23, 5:59 AM CDT
Route Timing
01h 00m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
9:00 AM to 11:00 AM CDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
4:30 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Hillsboro
9:30 PM CDT
Morning start is best

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.

Mid-route stop
Mehlville
MO

Census designated place

From Hillsboro
25.5 mi
00h 30m
To Castle Point
28.6 mi
00h 30m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
81°F
Thursday

Mostly Sunny

Starts
Thu, Apr 23 6:00 AM CDT
Wind
7 to 12 mph S
Destination
82°F
Thursday

Mostly Sunny

Starts
Thu, Apr 23 6:00 AM CDT
Wind
7 to 16 mph S

Driving Route Map

The map below follows the saved road route between Hillsboro and Castle Point.

Turn-by-Turn Driving Directions

Step-by-step road directions between Hillsboro and Castle Point.

  1. 1

    Start on Old State Highway 21

    1.3 mi · 3 min · Old State Highway 21

  2. 2

    Turn left

    53 m · 3 sec

  3. 3

    Take the ramp slight right toward MO 21 North: Saint Louis

    1797 ft · 24 sec

  4. 4

    Merge slight left onto Veterans Memorial Highway

    17.1 mi · 20 min · Veterans Memorial Highway

  5. 5

    Take the exit slight right toward MO 141: Arnold, Fenton

    1358 ft · 24 sec

  6. 6

    Turn right

    3.2 mi · 5 min

  7. 7

    Take the exit slight left toward I 55 North

    1360 ft · 35 sec

  8. 8

    Merge slight left onto Police Officer Steven Jarvis Memorial Highway

    1.4 km · 1 min · Police Officer Steven Jarvis Memorial Highway

  9. 9

    Continue on Officer Thomas G. Smith, Jr. Memorial Highway

    1.9 mi · 2 min · Officer Thomas G. Smith, Jr. Memorial Highway

  10. 10

    Continue on Rosa Parks Highway

    14 mi · 18 min · Rosa Parks Highway

  11. 11

    Keep slight left to continue on Third Street Expressway

    2 mi · 3 min · Third Street Expressway

  12. 12

    Merge slight right onto Andy Gammon Memorial Highway

    1.4 mi · 2 min · Andy Gammon Memorial Highway

  13. 13

    Continue on Mark Twain Expressway

    2.1 mi · 3 min · Mark Twain Expressway

  14. 14

    Take the exit slight right toward West Florissant Avenue

    1121 ft · 24 sec

  15. 15

    Turn straight onto West Florissant Avenue

    1.9 mi · 4 min · West Florissant Avenue

  16. 16

    Turn right onto Riverview Boulevard

    1.2 mi · 2 min · Riverview Boulevard

  17. 17

    Enter the roundabout and take exit 4 toward Halls Ferry Circle

    154 m · 10 sec · Halls Ferry Road

  18. 18

    Exit the rotary onto Halls Ferry Road

    2 mi · 3 min · Halls Ferry Road

  19. 19

    Turn right onto Chambers Road

    2011 ft · 39 sec · Chambers Road

  20. 20

    Turn left onto Lord Drive

    2556 ft · 2 min · Lord Drive

  21. 21

    Arrive at your destination

    0 m · 1 sec · Lord Drive

Car Route Details

A richer read on the saved driving route between Hillsboro and Castle Point.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
21 steps
8 turns on the saved route
Ramps & Exits
9
3 merges, 6 ramps or exits
Navigation Density
38.8 / 100 mi
Decision points by distance
Main Roads
Veterans Memorial Highway
17.1 mi · 31%
Rosa Parks Highway
14 mi · 26%
West Florissant Avenue
2.15 mi · 4%
Mark Twain Expressway
2.09 mi · 4%
Third Street Expressway
2.05 mi · 4%
Halls Ferry Road
2.03 mi · 4%
Longest Stretch

Veterans Memorial Highway

Merge slight left onto Veterans Memorial Highway

17.1 mi · 00h 20m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
01h 00m
Day trip friendly
Same-Day Return
02h 00m
Round-trip wheel time
Road vs Air
+14 mi
40.1 mi direct line
Halfway Stop
Mehlville
00h 30m from Hillsboro
Leave By
4:30 PM CDT
Morning start is best
Weather Watch

Mostly Sunny leaving Hillsboro and Mostly Sunny near Castle Point.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Hillsboro to Castle Point?

The road trip is about 54.1 miles (87.1 km) and usually takes 01h 00m 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?

Mehlville is a useful midpoint, sitting about 25.5 miles from Hillsboro and 28.6 miles from Castle Point.

How much longer is the road route than the straight-line distance?

The direct path is about 40.1 miles (64.6 km), while the road route adds roughly 14 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 CDT. If you want a more comfortable same-day return, try to leave by 4:30 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $7.20 one way or $14.41 round trip. Estimated CO2 is about 17 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Hillsboro and Mostly Sunny near Castle Point.

Stop Ideas Near Mehlville

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Mehlville, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Mehlville.

RAIL

Kirkwood

11 mi away
110 West Argonne Dr.
RAIL

Gateway Transportation Center

16 mi away
551 South 16th St.
RAIL

Alton

47 mi away
3400 College Ave.
RAIL

Washington

60 mi away
301 West Front St.

Flight Path Map

This map shows the direct air route between Hillsboro and Castle Point. Straight-line distance: 40.12 mi (64.57 km).

Hillsboro

#1 Hillsboro

City in Missouri, United States

Population3,355
Coordinates38.2322800, -90.5629000
Altitude242
CountryUnited States
Photo coming soon

#2 Castle Point

A census-designated place in Jefferson County, Missouri.

Population90,070
Coordinates38.7581100, -90.2481700
Altitude152
CountryUnited States
Start: Old State Highway 21 (-90.562747, 38.232276)
End: Count Drive (-90.248701, 38.758102)

Estimated Travel Time

Distance: 87 km by road

SpeedTime
30 mph (48.3 km/h)01h 48m
40 mph (64.37 km/h)01h 21m
50 mph (80.47 km/h)01h 04m
60 mph (96.56 km/h)00h 54m
70 mph (112.65 km/h)00h 46m
80 mph (129 km/h)00h 40m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.91 gal
7.23 L · about $7.20
Round trip
$14.41
3.82 gal · 14.46 L
Estimated CO2
17 kg one way
Round trip: 33.9 kg / 75 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $7.20 $14.41
Mid-grade $4.25 $8.12 $16.25
Premium $4.65 $8.89 $17.78
Diesel $5.30 $10.13 $20.26

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 Missouri · Apr 23, 2026

There is no time difference between Hillsboro and Castle Point. The current time is 04:59:03.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.