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3108 Key BoulevardArlington, VA 22201

For Sale

$3,825,000

Smart Buyer Rebate $38,250

Now repositioned for the spring market, this is a rare opportunity to secure the only new construction residence currently available in Lyon Village.

Welcome home to 3108 Key Boulevard, a newly constructed residence ideally located in the heart of Lyon Village. Set on a picturesque, evenly proportioned lot, this thoughtfully designed home offers approximately 6,010 square feet of refined living space across four finished levels, combining privacy, scale, and exceptional walkability to parks, Metro, schools, trails, and neighborhood dining.

The home features a well-conceived floor plan that balances openness with everyday livability. At its center is a gourmet chef’s kitchen appointed with custom inset cabinetry, a 48” Wolf gas range, Sub-Zero refrigeration, Cove dishwasher, and an oversized island offering abundant storage and prep space. The adjacent family room opens seamlessly to a screened porch with gas fireplace, leading to a stone patio and private rear yard, well suited for entertaining and outdoor dining.

The primary suite offers a private retreat with a sitting area, dual walk-in closets, and a spa-inspired bath. Secondary bedrooms are generously sized and include en suite baths. The third-level loft provides flexible living space with an additional bath and a covered porch showcasing skyline views.

The light-filled lower level includes a spacious recreation room with wet bar, fitness room, and a guest or au pair suite with walk-up access to the rear yard. Additional highlights include Marvin windows throughout, spray-foam insulation with Rockwool sound separation, 10-foot ceilings on the main level, 9-foot ceilings on upper and lower levels, elevator-ready construction, an attached garage, and an oversized paver driveway providing ample off-street parking.

Thoughtfully designed and meticulously crafted by Rock Spring Homes, a local boutique builder with decades of experience delivering high-quality new construction throughout Arlington, this residence offers a compelling combination of location, design, and build quality in one of the area’s most sought-after neighborhoods.

Listed by Kevin M Mcgovern

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I-Agent Realty Incorporated

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5712143514

Last updated January 12, 2026

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Source: BrightMLS #VAAR2067586

Listing Facts

  • TypeSingle-family
  • NeighborhoodLyon Village
  • Bedrooms7
  • Bathrooms7
  • Days on Prevu21
  • Taxes$13,153/year
  • Size6,010 sqft
  • Price per sqft$636

Amenities

  • Parking

Location

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Listing History

01/09/2026
Listed by I-Agent Realty Incorporated
$3,825,000

Property Details for 3108 Key Boulevard

Exterior

Construction

  • New Construction: Yes
  • Property Condition: Excellent
  • Year Built: 2025
  • Architectural Style: Transitional
  • Construction Materials: Brick, Cement Siding

Features

  • Other Structures: Above Grade, Below Grade
  • Waterfront: No

Measurements

  • Lot Size Acres: 0.14
  • Lot Size Source: Assessor
  • Lot Size Square Feet: 6,255
  • Lot Size Units: Square Feet

Financial

Taxes

  • Tax Annual Amount: $13,153.00
  • Tax Year: 2024

Interior

Features

  • Fireplace: No

Measurements

  • Living Area: 6,010
  • Living Area Source: Estimated

Rooms

  • Basement: Fully Finished
  • Has Basement: Yes
  • Bathrooms Full: 6
  • Bathrooms Half: 1
  • Bathrooms Total Integer: 7
  • Bedrooms Total: 7

Other

Features

  • Accessibility Features: Other

General

  • Senior Community: No

Location

  • Subdivision Name: LYON VILLAGE
  • Tax Lot: 207

Parking

Parking

  • Garage Spaces: 1
  • Garage: Yes

Utilities

Equipment

  • Cooling: Programmable Thermostat, Zoned
  • Heating: 90% Forced Air
  • Has Heating: Yes
  • Sewer: Public Sewer
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this single-family home have?

There are 7 bedrooms and 7 bathrooms in this single-family home at 3108 Key Boulevard.

Does this single-family home have parking?

Yes, there is 1 parking space available for 3108 Key Boulevard.

What are the annual taxes for 3108 Key Boulevard?

Annual taxes for this single-family home are estimated at $13,153.

How does 3108 Key Boulevard compare to other single-family homes in Lyon Village?

This single-family home is listed 32% above the average price for single-family homes in Lyon Village and has been on the market for 50 less days than the typical home in this area.

What is the square footage on this single-family home?

According to the MLS, this listing is 6,010 sqft.

3108 Key Boulevard is a 7-bedroom, 7-bath single-family home for sale in ARLINGTON VA 22201. Listed on Prevu for 21 days at $3,825,000. This property features 6,010 square feet of living space, located in Arlington County. The median listing price for single-family homes in this area is $3,295,000. The home offers parking. View other single-family home listings in Arlington County.

The data relating to real estate for sale on this website appears in part through the BRIGHT Internet Data Exchange program, a voluntary cooperative exchange of property listing data between licensed real estate brokerage firms in which participates, and is provided by BRIGHT through a licensing agreement. The information provided by this website is for the personal, non-commercial use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Copyright BRIGHT, All Rights Reserved.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.