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3108 Key BoulevardArlington, VA 22201

For Sale

$4,295,000

Smart Buyer Rebate $42,950

Welcome home to 3108 Key Boulevard. Ideally located in the heart of the highly coveted Lyon Village neighborhood, this rarely available new residence rests on a picturesque, evenly proportioned property and encompasses approximately 6,010 square feet of refined living space across four finely finished levels. With views of tree-lined streets and Arlington’s skyline, the home presents a private urban oasis while remaining within walking distance of neighborhood parks and playgrounds, gyms, trails, schools, Metro, and the area’s finest dining and entertainment. With a Walk Score of 94/100, this location is a true Walker’s Paradise.

3108 Key Boulevard showcases a thoughtfully conceived floor plan—spacious yet intimate, and perfectly attuned to its setting. The home is adorned with custom, high-end finishes throughout, including a gourmet chef’s kitchen with furniture-grade cabinetry, a 48” Wolf gas range, Sub-Zero and Cove appliances, and an oversized island offering abundant storage and prep space. Seamless indoor-outdoor living is achieved with a screened porch and gas fireplace that flows to a stone patio and private rear yard—ideal for both entertaining and al fresco dining.

The owner’s suite provides a serene retreat with dual walk-in closets, a sitting area, and a spa-inspired bath. Secondary bedrooms are generously proportioned and feature en suite baths. The third-level loft offers versatile living space, an additional bath, and a covered porch with panoramic views of Arlington’s skyline.

The light-filled lower level includes a large recreation room, wet bar, fitness room, and guest or au pair suite with walk-up access to the rear yard. The residence is also elevator-ready, with a shaft in place for seamless future installation. Additional highlights include 10-foot ceilings on the main level, 9-foot ceilings on the upper and lower levels, and an oversized paver driveway providing ample off-street parking in addition to the attached garage.

Thoughtfully designed and meticulously crafted by Rock Spring Homes, this new home embodies the rare combination of location, style, and quality in one of Arlington’s most desirable neighborhoods.

Listed by Kevin M Mcgovern

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I-Agent Realty Incorporated

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5712143514

Last updated September 05, 2025

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Source: BrightMLS #VAAR2060422

Listing Facts

  • TypeSingle-family
  • NeighborhoodLyon Village
  • Bedrooms7
  • Bathrooms7
  • Days on Prevu11
  • Taxes$13,153/year
  • Size6,010 sqft
  • Price per sqft$715

Amenities

  • Parking

Location

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Listing History

08/29/2025
Listed by I-Agent Realty Incorporated
$4,295,000

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

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

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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.