Washington, DC to Baltimore distance
Washington, DC and Baltimore are 35.5 miles (57.2 km) apart in a straight line and 38.9 miles (62.6 km) apart by road: about 1 hr of driving without stops, mostly on US 50. Below you’ll find the route map, both halfway points, the bearing and where every figure comes from.
By the All Map Tools Team
- By road
- 38.9 mi (62.6 km)
- Driving time
- 1 hr
- Straight line
- 35.5 mi (57.2 km)
- Driving route
- Straight line
- Straight-line midpoint
- Halfway by road
Lambert azimuthal equal-area projection centered on the midpoint. Route: FOSSGIS OSRM with data © OpenStreetMap contributors, calculated on November 1, 2026; simplified line.
The figures
| Figure | Value |
|---|---|
| Straight line | 35.5 mi (57.2 km) geodesic on the WGS84 ellipsoid |
| By road | 38.9 mi (62.6 km) fastest driving route (OSRM) |
| Driving time | 1 hr no stops, no traffic |
| Road detour | +9% 1.09 times the straight line |
| Average speed | 38 mph (62 km/h) along the route, without stops |
| Bearing | 40° (northeast) leaving Washington, DC toward Baltimore |
| Midpoint | 39.0929° N, 76.8249° W near Konterra (Maryland) |
| Halfway by road | Near Konterra (Maryland) 19.4 mi from each city by road |
| Time difference | None both share the same time |
| Elevation | Washington, DC: 24 ft (7 m) · Baltimore: 36 ft (11 m) USGS 3DEP |
| Population | Washington, DC: 693,645 · Baltimore: 569,997 Census Bureau estimate for 2025 |
Washington, DC to Baltimore by road
The fastest driving route is 38.9 miles (62.6 km) long and takes about 1 hr without stops or traffic. Almost all of it is on US 50: 2.9 mi of 38.9 mi.
It goes through 1 state and Washington, DC: Washington, DC (6.0 mi) and Maryland (32.9 mi). That’s an average of 38 mph (62 km/h), and at under two hours you can do it without stopping. The time is OSRM’s estimate with OpenStreetMap data: no traffic and speeds somewhat below the limits, so real trips can differ.
Straight-line distance and bearing
In a straight line, the shortest distance over the Earth’s surface, Washington, DC and Baltimore are 35.5 miles (57.2 km) apart. That’s the geodesic on the WGS84 ellipsoid, the distance “as the crow flies”.
The road is 9% longer: for every 100 miles in a straight line you drive 109. The route runs almost straight. Of the 110 US driving pairs in this series, it ranks 84th for detour (the average is 16%).
From Washington, DC, Baltimore lies to the northeast (bearing 40°), and from Baltimore, Washington, DC lies to the southwest.
Halfway between Washington, DC and Baltimore
Halfway along the straight line, 17.8 miles (28.6 km) from each city, is the point 39.0929° N, 76.8249° W. It falls near Konterra (Maryland, pop. 3,641), 4.1 mi away. The nearest town of 20,000 people or more is Fair Oaks (Virginia, pop. 35,545), 32.7 mi away.
By road, the halfway point is 19.4 miles (31.3 km) from each city, near Konterra (Maryland, pop. 3,641), 4.2 mi away. The nearest town of 20,000 people or more is Fair Oaks (Virginia, pop. 35,545), 32.5 mi away. The two midpoints almost coincide (0.9 mi apart), because the road doesn’t stray far from the straight line.
Time zone
Washington, DC and Baltimore share the same time all year: both are on Eastern Time.
The two cities
Washington, DC and Baltimore sit at almost the same elevation: 24 ft (7 m) and 36 ft (11 m).
Washington, DC has 693,645 people and Baltimore 569,997 people (Census Bureau estimate for 2025).
Frequently asked questions
How many miles is it from Washington, DC to Baltimore?
35.5 miles (57.2 km) in a straight line and 38.9 miles (62.6 km) by road on the fastest route (mostly on US 50).
How long is the drive from Washington, DC to Baltimore?
About 1 hr without stops or traffic, according to OSRM with OpenStreetMap data.
Where is the halfway point between Washington, DC and Baltimore?
In a straight line, near Konterra (Maryland). By road, 19.4 mi from each city, near Konterra (Maryland).
Are Washington, DC and Baltimore in the same time zone?
Yes: both are on Eastern Time all year.
Which direction is Baltimore from Washington, DC?
Northeast: the straight line leaves Washington, DC on a bearing of 40° (0° is north and 90° is east).
Measure it yourself on the map
The same two cities, already set up in the tools: move the points, get the route by bike or on foot and download the map.
- Distance between two points Measure the distance between any two places or points on the map, in miles or kilometers.
- Straight line vs driving distance Compare the as-the-crow-flies distance with the real driving distance and see how much the road adds.
- Halfway point Find the exact halfway point between two places and see it on the map, ready to share.
Similar pairs
The ones in this series whose cities are closest to these two, in case another one suits you better.
More distances from Washington, DC
All distances- Washington, DC to Richmond 95.3 mi straight line · 105 mi by road · 2 hr 5 min
- Washington, DC to Charlotte 329 mi straight line · 396 mi by road · 7 hr 35 min
- Washington, DC to Virginia Beach 152 mi straight line · 208 mi by road · 4 hr 5 min
- Washington, DC to Ottawa 455 mi straight line · 557 mi by road · 11 hr 25 min
- New York to Washington, DC 204 mi straight line · 227 mi by road · 4 hr 50 min
- Boston to Washington, DC 395 mi straight line · 439 mi by road · 9 hr 15 min
More distances from Baltimore
Sources
- Driving route: FOSSGIS OSRM, car profile (calculated on November 1, 2026) · FOSSGIS e.V.
- Roads, streets and places · © OpenStreetMap contributors (ODbL)
- Straight line, bearings and midpoint (geodesics on the WGS84 ellipsoid) · GeographicLib (C. F. F. Karney)
- US city centers (GNIS) and their elevation (3DEP) · USGS (public domain)
- Population estimates, Vintage 2025 · US Census Bureau (public domain)
- Places near the midpoints: All Map Tools gazetteer (GeoNames, INE, IGN and Census) · All Map Tools
- Time zones (timezone-boundary-builder outlines and the IANA database) · © OpenStreetMap contributors (ODbL)
- Map: provinces (IGN), states (US Census Bureau) and countries (Natural Earth) · IGN, Census and Natural Earth
- Methodology