King, NC to Cary, NC is 110.1 miles and takes about 2h 14m via I 40 and NC 74, with a fuel budget near $17 and enough daylight to finish in a day. This is a straightforward drive entirely within North Carolina, connecting two points in the Southeast region. Given its relatively short distance and highway focus, this trip is ideal for a single-day journey. You'll spend most of your time on major highways, making it a practical option for getting between these locations efficiently.
Trip Pace
Same-day drive is realistic
A same-day return is realistic if you keep stops short.
Midpoint
55.1 miles from King, NC
A natural place for your longest stop of the day
, about 1h 8m into the drive
.
Main Roads
Road
Distance
Duration
I 40
75.1 mi
1h 28m
NC 74
13.3 mi
15m
Salem Parkway
11.4 mi
13m
John Gold Memorial Expressway
3.9 mi
4m
North Harrison Avenue
3.1 mi
5m
North Main Street
1.6 mi
3m
Chapel Hill Road
0.1 mi
<1m
North Academy Street
<0.1 mi
—
Some road-level metrics are being recalculated.
Longest stretch:
I 40
— 75.1 mi, about 1h 28m
Turn-by-Turn Driving Directions
Step-by-step road directions between King, NC and Cary, NC.
1
Start on North Main Street
1.6 mi·3 min·North Main Street
2
Turn left
0.3 mi·37 sec
3
Merge onto US 52
3.9 mi·4 min·John Gold Memorial Expressway
Use the straight / slight right lanes.
4
Keep slight left at fork onto NC 74
13 mi·15 min·NC 74
Toward NC 74 EastUse the straight / slight right lanes.
5
Keep slight left at fork
1.1 mi·2 min
Exit 53BToward US 421 South: Greensboro
6
Merge onto US 421; NC 150
11 mi·13 min·Salem Parkway
Use the straight / slight right lanes.
7
Keep slight right at fork onto I 40
7.8 mi·9 min·I 40
Toward I 40 East: Greensboro, MartinsvilleUse the straight / slight right lanes.
8
Merge onto I 40; US 29; US 220
1.8 mi·2 min·I 40; US 29; US 220
Use the straight / slight right lanes.
9
Keep slight left at fork onto I 40
37 mi·42 min·I 40
Use the straight / slight right lanes.
10
Keep slight right at fork onto I 40
29 mi·33 min·I 40
Toward I 40 East: RaleighUse the straight / slight right lanes.
11
Take the exit
0.2 mi·23 sec
Toward CaryUse the straight / slight right lanes.
12
Turn right onto SR 1652
3.1 mi·5 min·North Harrison Avenue
Use the straight / right lanes.
13
Turn left onto Chapel Hill Road
0.1 mi·23 sec·Chapel Hill Road
Use the left lane.
14
Turn left onto North Academy Street
24 ft·0 sec·North Academy Street
15
Arrive at destination
North Academy Street
Trip Plan
With a drive time of just over two hours, this trip offers a lot of flexibility. You can easily depart mid-morning and still arrive in Cary with plenty of afternoon time. Since the longest stretch is 75.1 miles on I 40, plan your fuel stop before you begin this segment to ensure comfort. There are no designated overnight stops, so it's designed for a single-day adventure. Keep an eye out for potential traffic congestion as you approach the Raleigh-Durham area, especially during peak commuting hours.
Morning Departure
Leave by 9 AM and you'll arrive before lunch.
Evening Departure
Even a 4 PM departure gets you there before dark in summer.
You can normally do this drive in one day.
You may only need one short stretch break if traffic stays light.
The halfway point lands around 55.1 miles from King, NC, or about 1h 8m into the drive.
The longest continuous stretch on this route runs about 75.1 miles.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 24 miles or 31m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 55.1 miles or 1h 8m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 1h 49m
Traffic, exits, and arrival timing usually matter more near Cary, NC than in the middle of the route.
Before You Leave
+
Open the route before leaving King, NC so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
Day 1
Settle into the route from King, NC
This is one driving day of about 110.1 miles and 2h 14m.
Your first comfortable stop window is around 24 miles from King, NC.
This route can stay practical as a one-day drive if traffic stays reasonable.
The longest stretch is on I 40 for about 75.1 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Place data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 13
5 decision points cluster between mile 5.8 and 77.9 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
7
5.8 mi into trip|~9m in|NC 74
Keep slight left at fork onto NC 74 toward NC 74 East
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
Toward NC 74 East
6
19.2 mi into trip|~24m in
Keep slight left at fork toward US 421 South: Greensboro
Highway fork - watch signs carefully
Exit 53B
Toward US 421 South: Greensboro
8
31.6 mi into trip|~40m in|I 40
Keep slight right at fork onto I 40 toward I 40 East: Greensboro, Martinsville
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Toward I 40 East: Greensboro, Martinsville
6
41.1 mi into trip|~52m in|I 40
Keep slight left at fork onto I 40
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
7
77.9 mi into trip|~1h 35m in|I 40
Keep slight right at fork onto I 40 toward I 40 East: Raleigh
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
Toward I 40 East: Raleigh
Fuel & Cost
Regular Gas
$17.22 one way
$34.43 round trip
$3.97/gal25.4 MPG avg39 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.34
$18.83
$37.65
premium
$4.70
$20.38
$40.75
diesel
$5.61
$24.31
$48.62
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$17
Meals
$25–$50
Total
$42–$67
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 38.5 kg one way.
Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $12 in charging
· 0 stops
· 67% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
33
0
$11.56
$5.28
Efficient EV
27.5
0
$9.63
$4.40
EV Truck/SUV
44
0
$15.41
$7.05
Gas CO2
39 kg
EV CO2
13 kg (67% 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.
Forecast as of Apr 15, 2026
Origin
King, NC
Late night
in King on Sunday
Local time
12:15 AM
EDT
Current temp
46°F
Unavailable
Live forecast
Destination
Cary, NC
Late night
in Cary on Sunday
Local time
12:15 AM
EDT
Current temp
51°F
Unavailable
Live forecast
49°F
Graham, NC
55 mi in
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
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
5 degrees warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
2h 14m 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.
More Details
What kind of drive is this?
This route is heavily highway-focused, with a 94% highway share, meaning you'll be on interstates and major parkways for the vast majority of your trip. The longest uninterrupted stretch you'll encounter is 75.1 miles on I 40, offering a chance to settle in for a solid period of driving. Expect a consistent, fast-paced journey, primarily utilizing I 40 and Salem Parkway. The road character remains largely consistent, emphasizing efficient travel over varied scenery.
94% highway — fuel and pacing are the main things to plan.
15 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 75.1 mi on I 40.
How Hard Is This Drive?
9/10
This is a straightforward highway drive that stays mostly on I 40 and NC 74. 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 NC 74.
Driving Effort9/10
High effort - long or complex enough to need steady focus all day
Balances navigation complexity with total wheel time.
This is a demanding drive. With 13 significant decision points across 110.1 miles, you will need to stay alert - especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.
Where does it get tricky?
The main spots that need attention: at 5.8 miles (NC 74): Highway fork - watch signs carefully. Lane positioning matters here; at 19.2 miles: Highway fork - watch signs carefully; at 31.6 miles (I 40): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
On the drive from King, NC to Cary, NC, road signs begin pointing toward Martinsville along the way.
Martinsville
31.6 mi in|~40m|via I 40
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 2h 14m. Total distance: 110.1 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
2h 14m drive, comfortable solo distance.
First-Time Driver
Mostly highway driving (94%). Some complex stretches to watch for.
Frequently Asked Questions
The longest stretch is about 75.1 miles on I 40. The full list of main roads is in the Roads section above.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Cary, NC before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Only with planning. This is a long drive for kids — consider splitting it into two days rather than pushing through. Dedicated rest areas are limited, so plan gas or food stops as your bathroom breaks.
The main spots that need attention: at 5.8 miles (NC 74): Highway fork - watch signs carefully. Lane positioning matters here; at 19.2 miles: Highway fork - watch signs carefully; at 31.6 miles (I 40): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Yes. A round trip is manageable in a single day if you plan a break at Cary, NC before heading back.
