Gateway Tower

Off Market

401 North Washington Street, Rockville, MD 20850

  • Office
  • General Office
  • 238,437 Sqft

Gateway Tower, Rockville, MD 20850 - Office Space

Gateway Tower is located at 401 North Washington Street in the Rockville City neighborhood, MD, Rockville, 20850. The Class B Office building was completed in 1971 and features a total of 238,437 Sqft.

There are 304 office spaces for lease in the Rockville City neighborhood, totaling 2,684,634 Sqft of available office space. The office space availability for the 20850 zip code is 2,072,961 Sqft, in 263 office spaces. The average asking office rent per sq. ft. in Rockville City is $26.04/sqft/year. For Class A office buildings the average office rate is $28.85/sqft/year, for Class B office buildings the average office rate is $24.01/sqft/year, for Class C office buildings the average office rate is $18.6/sqft/year.

In Rockville City, there are 65 class B office buildings. In Rockville City, there are a total of 15 LEED certified office buildings. In 1971, the same year Gateway Tower was built, 50 more commercial properties (office, industrial, retail) over 50,000 square feet were built in Rockville, featuring 356,289 square feet of commercial space.

Nearby Listings

Nearby Properties


  • City Rockville
  • Neighborhood Rockville City
  • Zip Code 20850
  • Market Washington DC Suburban Maryland
  • Property Type Office - General Office
  • Property Size 238,437 Sqft
  • Lot Size 3.85 Acre
  • Parking Spaces Avail. 715
  • Parking Ratio 3.00/ 1,000 SF
  • Property Tenancy Multi-Tenant
  • Building Class B
  • Year Built 1971

Rockville Demographics

The average household income in zip code 20850 is $134,475, from a total of 19,232 households. In terms of employment, there are 94.38 % white-collar and 5.62 % blue-collar jobs in zip code 20850.


  • Total Population58,299
  • Male Population(47.5 %) 27,706
  • Female Population(52.5 %) 30,593
  • Median Age38.50


  • Average Household Income$126,844
  • Median Household Income$94,378
  • Median Income Under 25$53,382
  • Median Income 25-44$89,976
  • Median Income 45-64$125,938
  • Median Income Over 65$78,088


Check out the links below if you're interested in other types of properties for lease or for sale in Rockville City: