Mercersburg, Pennsylvania

Mercersburg population, 2020 to 2024

Mercersburg lost 12 residents from July 2020 to July 2024, a change of -0.8%. In the latest year it moved by -4.

Mercersburg covers 0.90 square miles of land, for 1,659 people per square mile of land. The median Pennsylvania place of 5,000+ has 3,911, so Mercersburg is less dense than the typical town.

What county Mercersburg is in

All of Mercersburg's residents live in Franklin County, which had 159,285 residents in 2024. Mercersburg holds 0.9% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Mercersburg

1 ZIP Code Tabulation Area (ZCTA) overlaps Mercersburg by at least 10% of the ZCTA's or the borough's land: 17236. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a borough that annexed land after 2020 may reach into ZIP codes not listed here.

Where Mercersburg is

The Census internal point of Mercersburg is at 39.831900, -77.902900. Harrisburg, the capital, is 61.6 miles ENE in a straight line. The nearest larger place is Greencastle, PA (4,226 people), 9.8 miles away. The nearest city of 100,000 or more is Baltimore, MD, 78.0 miles away.

Daylight in Mercersburg

At 39.83° N, Mercersburg gets about 15 h 00 min of daylight around the June solstice and 9 h 21 min around the December solstice, a swing of 5 h 39 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Mercersburg

The eight nearest incorporated places of 1,000+ in Pennsylvania, measured between internal points. The closest is McConnellsburg, 8.5 miles away, with 1,118 people.