The Foremost Building

Off Market

525 South 4th Street, Philadelphia, PA 19147

  • Office
  • General Office
  • 51,000 Sqft

The Foremost Building, Philadelphia, PA 19147 - Office Space

The Foremost Building is located at 525 South 4th Street in PA, Philadelphia, 19147. The Class C Office building was completed in 1982 and features a total of 51,000 Sqft.

There are 656 office spaces for lease in the Philadelphia city, totaling 12,077,131 Sqft of available office space. The office space availability for the 19147 zip code is 5,130 Sqft, in 4 office spaces. The average asking office rent per sq. ft. in Philadelphia is $2/sqft/year. For Class A office buildings the average office rate is $1.21/sqft/year, for Class B office buildings the average office rate is $2.67/sqft/year, for Class C office buildings the average office rate is $2.7/sqft/year.

In Philadelphia, there are 50 class C office buildings. In Philadelphia, there are a total of 26 LEED certified office buildings. In 1982, the same year The Foremost Building was built, 61 more commercial properties (office, industrial, retail) over 50,000 square feet were built in Philadelphia, featuring 1,697,705 square feet of commercial space.

Nearby Listings

Nearby Properties


  • City Philadelphia
  • Zip Code 19147
  • Market Philadelphia
  • Property Type Office - General Office
  • Property Size 51,000 Sqft
  • Lot Size 0.24 Acre
  • Property Tenancy Multi-Tenant
  • Building Class C
  • Year Built 1982

Center City Demographics

The average household income in zip code 19147 is $103,050, from a total of 16,673 households. In terms of employment, there are 92.24 % white-collar and 7.76 % blue-collar jobs in zip code 19147.


  • Total Population58,430
  • Male Population(47.4 %) 27,690
  • Female Population(52.6 %) 30,740
  • Median Age33.00


  • Average Household Income$103,451
  • Median Household Income$73,551
  • Median Income Under 25$38,368
  • Median Income 25-44$84,634
  • Median Income 45-64$100,842
  • Median Income Over 65$50,876