Pennsylvania to New York

Distance from Allentown to Rochester

Straight-line distance

209.2mi

Allentown, PA and Rochester, NY are 209.2 miles (336.7 km) apart in a straight line. From Allentown, the shortest path starts out heading NNW (329°).

kilometers
336.7
nautical miles
181.8
heading from Allentown
329° NNW
heading from Rochester
148° SSE
AllentownRochester

Orange line: great-circle path · ring: midpoint · thin lines: county borders

How far Allentown is from Rochester

The great-circle distance between the Census internal points of Allentown and Rochester is 209.2 miles, 336.7 km or 181.8 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 209.2 miles, practically the same at this range.

Measurements

Miles
209.2
Kilometers
336.7
Nautical miles
181.8
Bearing from Allentown
329.0° NNW
Bearing arriving at Rochester
327.6°
Bearing from Rochester
147.6° SSE

Halfway between Allentown and Rochester

The great-circle midpoint is at 41.886707, -76.526088 (41°53'12.15"N 76°31'33.92"W). The nearest incorporated place of 1,000 or more people is Athens, PA, with 3,227 residents, 3.5 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, Allentown gets 15 h 05 min of daylight and Rochester 15 h 23 min; on December 21, 9 h 16 min and 8 h 59 min. Rochester is 2.58° farther north, so it has the longer summer days and the shorter winter ones.

Population compared

Rochester has 1.6 times the population of Allentown. From July 2020 to July 2024, Allentown changed by +1.1% and Rochester by -1.7%. The trip crosses from Pennsylvania into New York.

  1. 01Allentown, PA127,138 (+1.1%)
  2. 02Rochester, NY207,282 (-1.7%)
July 1, 2024 population and change since July 2020, Census Vintage 2024.

Questions people ask

How far is Allentown from Rochester?

209.2 miles, 336.7 km or 181.8 nautical miles along the great circle between the two Census internal points. Road distance is longer.

Which direction is Rochester from Allentown?

NNW. The great-circle path leaves Allentown on a bearing of 329.0° and arrives at Rochester on 327.6°. The return trip starts on 147.6°.

What is halfway between Allentown and Rochester?

The midpoint is at 41.886707, -76.526088. The nearest incorporated place of 1,000+ is Athens, PA, 3.5 miles from it.

Is there a time difference between Allentown and Rochester?

Both use America/New_York, so there is no time difference.

Which is bigger, Allentown or Rochester?

Rochester, with 207,282 residents in July 2024 against 127,138 for Allentown, 1.6 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.

  1. 01Census 2024 Gazetteer, places
  2. 02Census Vintage 2024 subcounty population estimates
  3. 03SunCalc library (Vladimir Agafonkin), algorithms after Jean Meeus
  4. 04IANA time zone database (clock times and daylight saving rules)

How every number is computed: methodology. Spotted a wrong figure? Report an error.