Narberth is a borough in Montgomery County, Pennsylvania. It is one of many neighborhoods on the historic Philadelphia Main Line. The population was 4,492 at the 2020 census.

Narberth is located on a parcel of land originally deeded to Edward Rees, which later became “Prees” and eventually “Price”, who arrived from Wales in 1682. A portion of this original tract became the 100-acre (0.40 km²) farm of Edward R. Price, who founded Elm as a Quaker-friendly town in 1881. The town name changed to Narberth in 1893, and Narberth was incorporated in 1895. In 1995, the borough celebrated its 100th birthday with a year-long celebration.

The Narbrook Park Historic District was listed on the National Register of Historic Places in 2003.

As of the 2020 census, Narberth had a population of 4,492.

The median age was 41.2 years. 23.8% of residents were under the age of 18 and 16.4% were 65 years of age or older. For every 100 females there were 91.6 males, and for every 100 females age 18 and over there were 86.2 males age 18 and over.

100.0% of residents lived in urban areas, while 0.0% lived in rural areas.

There were 1,916 households, of which 32.4% had children under the age of 18 living in them. Of all households, 46.7% were married-couple households, 17.8% were households with a male householder and no spouse or partner present, and 30.6% were households with a female householder and no spouse or partner present. About 33.5% of all households were made up of individuals and 10.4% had someone living alone who was 65 years of age or older.

There were 2,016 housing units, of which 5.0% were vacant. The homeowner vacancy rate was 1.3% and the rental vacancy rate was 4.8%.