Pennsylvania to District of Columbia
Distance from Pittsburgh to Washington
Straight-line distance
189.8mi
Pittsburgh, PA and Washington, DC are 189.8 miles (305.4 km) apart in a straight line. From Pittsburgh, the shortest path starts out heading ESE (123°).
- kilometers
- 305.4
- nautical miles
- 164.9
- heading from Pittsburgh
- 123° ESE
- heading from Washington
- 305° NW
Orange line: great-circle path · ring: midpoint · thin lines: county borders
How far Pittsburgh is from Washington
The great-circle distance between the Census internal points of Pittsburgh and Washington is 189.8 miles, 305.4 km or 164.9 nautical miles. That is the shortest path over the Earth's surface, computed with the haversine formula on a sphere with the mean Earth radius, 6,371.0 km. A course held on one compass bearing (a rhumb line) would be 189.8 miles, practically the same at this range.
Measurements
- Miles
- 189.8
- Kilometers
- 305.4
- Nautical miles
- 164.9
- Bearing from Pittsburgh
- 123.0° ESE
- Bearing arriving at Washington
- 124.9°
- Bearing from Washington
- 304.9° NW
Halfway between Pittsburgh and Washington
The great-circle midpoint is at 39.681438, -78.479649 (39°40'53.18"N 78°28'46.74"W). The nearest incorporated place of 1,000 or more people is Cumberland, MD, with 18,643 residents, 15.0 miles from the midpoint. To find towns near the midpoint of any two places, use the halfway tool.
Time zones and daylight
Both use America/New_York, so there is no time difference. On June 21, Pittsburgh gets 15 h 04 min of daylight and Washington 14 h 54 min; on December 21, 9 h 17 min and 9 h 26 min. Pittsburgh is 1.54° farther north, so it has the longer summer days and the shorter winter ones.
Population compared
Washington has 2.3 times the population of Pittsburgh. From July 2020 to July 2024, Pittsburgh changed by +1.6% and Washington by +4.7%. The trip crosses from Pennsylvania into District of Columbia.
- 01Pittsburgh, PA307,668 (+1.6%)
- 02Washington, DC702,250 (+4.7%)
Questions people ask
How far is Pittsburgh from Washington?
189.8 miles, 305.4 km or 164.9 nautical miles along the great circle between the two Census internal points. Road distance is longer.
Which direction is Washington from Pittsburgh?
ESE. The great-circle path leaves Pittsburgh on a bearing of 123.0° and arrives at Washington on 124.9°. The return trip starts on 304.9°.
What is halfway between Pittsburgh and Washington?
The midpoint is at 39.681438, -78.479649. The nearest incorporated place of 1,000+ is Cumberland, MD, 15.0 miles from it.
Is there a time difference between Pittsburgh and Washington?
Both use America/New_York, so there is no time difference.
Which is bigger, Pittsburgh or Washington?
Washington, with 702,250 residents in July 2024 against 307,668 for Pittsburgh, 2.3 times as many.
Sources and data as of
Data as of: Census 2024 Gazetteer internal points and Vintage 2024 estimates; time zones from Open-Meteo.
- 01Census 2024 Gazetteer, places
- 02Census Vintage 2024 subcounty population estimates
- 03SunCalc library (Vladimir Agafonkin), algorithms after Jean Meeus
- 04IANA time zone database (clock times and daylight saving rules)
How every number is computed: methodology. Spotted a wrong figure? Report an error.