Loudoun Tech Center Cascades I - Office Space Availability

For LeaseContact for pricing

21251 Ridgetop Circle, Sterling, VA 20166

  • Office
  • General Office
  • 13,385 Sqft

Loudoun Tech Center Cascades I, Sterling, VA 20166 - Office Space for rent

Loudoun Tech Center Cascades I is located at 21251 Ridgetop Circle in the Dulles Town Center neighborhood, VA, Sterling, 20166. The Class B Office building was completed in 2000 and features a total of 81,667 Sqft. There is 1 Office space available for lease at 21251 Ridgetop Circle, Sterling, VA, 20166, totaling 13,385 Sqft. The largest space available has 13,385 Sqft.

There are 45 office spaces for lease in the Dulles Town Center neighborhood, totaling 517,978 Sqft of available office space. The office space availability for the 20166 zip code is 723,500 Sqft, in 72 office spaces. The average asking office rent per sq. ft. in Dulles Town Center is $22.69/sqft/year. For Class A office buildings the average office rate is $28.46/sqft/year, for Class B office buildings the average office rate is $16.92/sqft/year.

In Dulles Town Center, there are 11 class B office buildings. In Dulles Town Center, there are a total of 2 LEED certified office buildings. In 2000, the same year Loudoun Tech Center Cascades I was built, 73 more commercial properties (office, industrial, retail) over 50,000 square feet were built in Sterling, featuring 2,528,643 square feet of commercial space. At zip code level, there are 94 commercial properties, of which 53 are office buildings over 50,000 square feet.

Nearby Listings

Nearby Properties


  • Price Contact for pricing
  • City Sterling
  • Neighborhood Dulles Town Center
  • Zip Code 20166
  • Market Washington DC Suburban Maryland
  • Property Type Office - General Office
  • Property Size 81,667 Sqft
  • Lot Size 6.17 Acre
  • Parking Spaces Avail. 294
  • Parking Ratio 3.60/ 1,000 SF
  • Property Tenancy Multi-Tenant
  • Building Class B
  • Year Built 2000
  • Date Updated 30 Jul, 2019


Suite Name Space Type Lease Rate Space Available
Partial 1st Floor General Office Contact for pricing 13,385 Sqft
  • Suite Partial 1st Floor
  • Space Type General Office
  • Total Space Available 13,385 Sqft
  • Floor From 1 To 1
  • Divisible Space Yes
  • Min Divisible 9,000 Sqft
  • Max Contiguous 13,385 Sqft
  • Lease Rate Contact for pricing
  • Possession Type Immediate
  • Lease Type NNN
  • Call For Terms Yes
  • Renewal Option Yes
  • Sub Lease No

Exclusive Brokers

John Henschel Is this you?

Newmark Knight Frank

(703) 918-0255

Dulles Town Center Demographics

The average household income in zip code 20166 is $126,809, from a total of 3,942 households. In terms of employment, there are 86.20 % white-collar and 13.80 % blue-collar jobs in zip code 20166.


  • Total Population5,023
  • Male Population(51.1 %) 2,565
  • Female Population(48.9 %) 2,458
  • Median Age33.10


  • Average Household Income$106,253
  • Median Household Income$92,440
  • Median Income 25-44$96,909
  • Median Income 45-64$106,731
  • Median Income Over 65$58,523

Leasing Contact Register now to add listings

John Henschel Is this you?

Newmark Knight Frank

(703) 918-0255

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