How far is Merrimack, NH from Chester, NH?
The driving distance from Merrimack, NH to Chester, NH is about 18.1 miles (29.2 km), with a travel time of about 00h 38m by car.
- The straight-line flight distance is about 13.5 miles (21.8 km).
- For a round trip, plan for roughly 01h 17m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
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 38m.
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.
Town in Rockingham County, New Hampshire, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Light Rain Likely
Light Rain
Driving Route Map
The map below follows the saved road route between Merrimack and Chester.
Turn-by-Turn Driving Directions
Step-by-step road directions between Merrimack and Chester.
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1
Start on Loop Road
25 m · 6 sec · Loop Road
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2
Turn straight onto Daniel Webster Highway
3.8 mi · 8 min · Daniel Webster Highway
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3
Continue on South River Road
641 ft · 12 sec · South River Road
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4
Take the ramp right toward Airport
1104 ft · 27 sec
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5
Merge slight left onto Raymond Wieczorek Drive
2769 ft · 47 sec · Raymond Wieczorek Drive
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6
Turn right onto Pettengill Road
1.1 mi · 3 min · Pettengill Road
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7
Continue on Harvey Road
3008 ft · 1 min · Harvey Road
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8
Turn right onto Webster Road
742 ft · 23 sec · Webster Road
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9
Turn right onto Grenier Field Road
1.2 km · 2 min · Grenier Field Road
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10
Continue on Page Road
1079 ft · 35 sec · Page Road
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11
Turn right onto Rockingham Road
2.3 mi · 4 min · Rockingham Road
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12
Turn left onto Auburn Road
1.6 km · 2 min · Auburn Road
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13
Turn right onto Old Derry Road
1.6 km · 2 min · Old Derry Road
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14
Continue on Old Manchester Road
2017 ft · 49 sec · Old Manchester Road
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15
Continue on Scobie Pond Road
1283 ft · 31 sec · Scobie Pond Road
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16
Continue on English Range Road
1.4 km · 2 min · English Range Road
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17
Turn left onto Pingree Hill Road
1.2 km · 2 min · Pingree Hill Road
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18
Turn right onto Old Auburn Road
1.4 mi · 3 min · Old Auburn Road
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19
Turn left onto Chester Road
2758 ft · 59 sec · Chester Road
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20
Continue on Derry Road
2.2 mi · 4 min · Derry Road
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21
Turn left onto Chester Street
90 m · 14 sec · Chester Street
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22
Turn left
152 m · 36 sec
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23
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Merrimack and Chester.
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.
Daniel Webster Highway
Turn straight onto Daniel Webster Highway
3.75 mi · 00h 08m
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.
Light Rain Likely leaving Merrimack and Light Rain near Chester.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Merrimack to Chester?
The road trip is about 18.1 miles (29.2 km) and usually takes 00h 38m 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?
Londonderry is a useful midpoint, sitting about 9.1 miles from Merrimack and 9.1 miles from Chester.
How much longer is the road route than the straight-line distance?
The direct path is about 13.5 miles (21.8 km), while the road route adds roughly 4.6 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 EDT. If you want a more comfortable same-day return, try to leave by 7:12 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $2.52 one way or $5.05 round trip. Estimated CO2 is about 5.7 kg one way.
What should you check before leaving?
Before you leave, expect Light Rain Likely around Merrimack and Light Rain near Chester.
Stop Ideas Near Londonderry
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Londonderry.
Nashua, NH
Manchester, New Hampshire
Haverhill station
Exeter station
Flight Path Map
This map shows the direct air route between Merrimack and Chester. Straight-line distance: 13.52 mi (21.76 km).
#1 Merrimack
River in New Hampshire and Massachusetts, United States
| Population | 27,452 |
| Coordinates | 42.8650900, -71.4934000 |
| Altitude | 47 |
| Country | United States |
#2 Chester
Human settlement in Rockingham County, New Hampshire, United States of America
| Population | 5,278 |
| Coordinates | 42.9567500, -71.2572800 |
| Altitude | 139 |
| Country | United States |
End: Chester (-71.25728, 42.95675)
Estimated Travel Time
Distance: 29 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 36m |
| 40 mph (64.37 km/h) | 00h 27m |
| 50 mph (80.47 km/h) | 00h 21m |
| 60 mph (96.56 km/h) | 00h 18m |
| 70 mph (112.65 km/h) | 00h 15m |
| 80 mph (129 km/h) | 00h 13m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $2.52 | $5.05 |
| Mid-grade | $4.46 | $2.85 | $5.70 |
| Premium | $4.86 | $3.11 | $6.22 |
| Diesel | $6.00 | $3.84 | $7.68 |
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 New Hampshire · May 15, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.