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Loudoun Tech Center


21400 Ridgetop Circle, Sterling, VA 20166

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  • Property Type Office - General Office
  • Property Size 86,300 SF
  • Lot Size 6.08 Acre
  • Parking Spaces Avail. 258
  • Parking Ratio 3.00/ 1,000 SF
  • Property Tenancy Multi-Tenant
  • Building Class B
  • Year Built 1987


  • Walk Score ® Car-Dependent (48)
  • Bike Score ® Somewhat Bikeable (44)
Powered by Walk Score ®
  • City Sterling, VA
  • Neighborhood Dulles Town Center
  • Zip Code 20166
  • Market Washington DC Suburban Maryland

Points of Interest

Loudoun Gateway

3.81 miles


4.70 miles

Innovation Center

4.83 miles


5.55 miles

Dulles International Airport

5.57 miles

Main Terminal

5.79 miles

Concourse A

5.95 miles

Reston Town Center

6.01 miles

Concourse B

6.09 miles

Concourses C&D

6.17 miles


0.36 miles


0.49 miles


0.50 miles


0.57 miles

Costco Gasoline

0.61 miles


0.89 miles

Sam's Club

0.98 miles


1.63 miles


1.63 miles


1.66 miles

Student Parking (B1)

0.86 miles

Student Parking (B2)

0.91 miles

Faculty/Staff Parking (A1)

0.93 miles

Faculty/Staff Parking (A3)

0.97 miles

Student/Faculty/Staff Parking (B3/A2)

1.05 miles

Student Parking (B4)

1.06 miles

Dulles Town Center Park & Ride

1.08 miles

Broad Run Farms Park & Ride

1.46 miles

Sugarland Run Elementary Parking

1.48 miles

W&OD Trail Parking

1.85 miles

Extended Stay America

0.11 miles


0.19 miles

Hampton Inn

0.69 miles

Courtyard by Marriott Dulles Town Center

1.00 miles

Candlewood Suites Washington Dulles Sterling

1.02 miles

DoubleTree By Hilton Sterling Dulles Airport

1.24 miles

Residence Inn by Marriott Dulles Airport at Dulles 28 Centre

2.08 miles

Tru by Hilton

2.82 miles

SpringHill Suites by Marriott Dulles Airport

2.91 miles

Homewood Suites

2.96 miles

Plaza Azteca

0.17 miles

Olive Garden

0.18 miles

Sweetwater Tavern

0.20 miles


0.32 miles

Jersey Mike's Subs

0.32 miles

Mission BBQ

0.33 miles

Burger King

0.35 miles

Cherry Blossom

0.36 miles

Taco Bell / KFC

0.38 miles

The Bungalow Lakehouse

0.39 miles

George Mason University Loudoun

0.38 miles

Marymount University - Loudoun Campus

0.42 miles

Countryside Elementary School

0.91 miles

Northern Virginia Community College - Loudoun Campus

1.02 miles

Potowmack Elementary School

1.03 miles

Art Institute of Washington-Dulles Campus

1.11 miles

Art Institute of Washington-Dulles Campus

1.11 miles

Signal Hill (SH)

1.18 miles

Mason in Loudoun

1.18 miles

Park View High School

1.26 miles

Countryside Children’s Academy

0.52 miles


2.15 miles

The Goddard School

2.18 miles

Children's Learning Adventure

2.43 miles

Wishing Tree

2.74 miles

Primrose School of Ashburn

2.89 miles

YMCA Child Care

2.90 miles

The Learning Village School

3.47 miles

Ashburn Village Country Day School

3.55 miles

The Learning Experience

3.57 miles


Find property contacts with verified and updated contact information on CommercialEdge: owners, building management, representatives from permits and tenants.


  • True Owner
  • Registered Owner


Suite Name Tenant Leased
Rent Price Lease
Lease Term
370 17th Street #5500 MERRILL, (303) 446-5500 23,824 SF $23/SF/YR Modified
370 17th Street
Morrison & Foerster,
(303) 592-1500
10,710 SF $26/SF/YR Full
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This is a preview. The total list of tenants and suites, along with other lease information, for this property is available on CommercialEdge


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  • Purchase Date 11 Sep, 1992
  • Purchase Price
  • Arm's Length True
  • Buyer Name


  • Current Lender
  • Loan Amount
  • Loan Origination Date
  • Loan Maturity Date


  • Property Tax in 2021 $69,627
  • Market Value* $6,054,600
  • Assessed Value $6,054,600

Find more tax info, including assessment history and abatements, on CommercialEdge

*The displayed market value represents the assessed value determined by the appropriate local tax/financial authority. It is not the property’s latest sale price or a current market value based on recent area sales.

Frequently Asked Questions

What is the total square footage of Loudoun Tech Center?

Loudoun Tech Center totals 86,300 square feet.

When was this property built?

Loudoun Tech Center was built in 1987.

When was Loudoun Tech Center last sold?

Loudoun Tech Center was last sold on 11 Sep, 1992.

What is the property tax for Loudoun Tech Center?

The property tax for Loudoun Tech Center in 2021 was $69,627.

What is the market value for Loudoun Tech Center?

The market value* for Loudoun Tech Center in 2021 was $6,054,600.
*This represents the market value determined by the appropriate local tax/financial authority, and not the latest sale price or current market value based on recent sales.

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