Pennsylvania · Census place 4241432

Lansdale, Pennsylvania

Lansdale is a borough in Montgomery County, Pennsylvania with an estimated 19,154 residents on July 1, 2024. It is the 31st largest of 597 incorporated places of 1,000+ people in the state.

Population 2024
19,154
#31 of 597 in Pennsylvania
Change since 2020
+1.7%
+321 people
Land area
3.0 sq mi
Density
6,406 / sq mi
State median 3,911
Orange pin: Lansdale. Shaded: its county. Dark pin: Harrisburg.

Lansdale population, 2020 to 2024

Lansdale added 321 residents from July 2020 to July 2024, a change of +1.7%. In the latest year it moved by +103. Among 193 Pennsylvania places of 5,000 or more, that growth ranks 37th; the median place changed by +0.2%. The median place of 5,000+ in Pennsylvania has 8,364 people, so Lansdale is 2.3 times that size.

18.8k202019.0k202119.0k202219.1k202319.2k2024
July 1 estimates. The April 2020 estimates base was 18,775. The axis starts above zero so yearly changes are visible.

Lansdale covers 2.99 square miles of land, for 6,406 people per square mile of land. The median Pennsylvania place of 5,000+ has 3,911, so Lansdale is denser than the typical town.

What county Lansdale is in

All of Lansdale's residents live in Montgomery County, which had 879,190 residents in 2024. Lansdale holds 2.2% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Lansdale

1 ZIP Code Tabulation Area (ZCTA) overlaps Lansdale by at least 10% of the ZCTA's or the borough's land: 19446. 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 Lansdale is

The Census internal point of Lansdale is at 40.241700, -75.281200. Harrisburg, the capital, is 84.5 miles W in a straight line. The nearest larger place is Norristown, PA (36,075 people), 8.8 miles away. The nearest city of 100,000 or more is Philadelphia, PA, 17.8 miles away.

Internal point

Decimal
40.241700, -75.281200
DMS
40°14'30.12"N 75°16'52.32"W
UTM
18N 476081.7E 4454622.0N
Geohash
dr4kyvvbu
Plus code
87G66PR9+MG

Daylight in Lansdale

At 40.24° N, Lansdale gets about 15 h 03 min of daylight around the June solstice and 9 h 18 min around the December solstice, a swing of 5 h 44 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Lansdale

The eight nearest incorporated places of 1,000+ in Pennsylvania, measured between internal points. The closest is North Wales, 2.1 miles away, with 3,450 people.

Questions people ask

What is the population of Lansdale, PA?

19,154 on July 1, 2024, in the Census Vintage 2024 estimates. That is up 321 (1.7%) from 18,833 in July 2020.

What county is Lansdale in?

Montgomery County. All of its residents live in that county.

What ZIP codes cover Lansdale?

1 ZIP Code Tabulation Area overlaps it by at least 10% of either area: 19446.

How far is Lansdale from Harrisburg?

84.5 miles (136.0 km) in a straight line, heading W from Lansdale.

What is the nearest larger city to Lansdale?

Norristown, PA, with 36,075 residents, 8.8 miles away between internal points.

Sources and data as of

Data as of: Census Vintage 2024 subcounty estimates (July 1, 2024), 2024 Gazetteer places, 2020 ZCTA to place relationship file.

  1. 01Census Vintage 2024 subcounty population estimates
  2. 02Census 2024 Gazetteer, places
  3. 03Census 2020 ZCTA to place relationship file
  4. 04Census 2024 cartographic boundary file, counties (1:5,000,000)

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