3108 Key Boulevard
Arlington, VA, 22201 $ 3,975,000
Bedrooms7 Baths6.1 Sq 6,010 Monthly Estimate*
$ 24,799
for $3,975,000 with 7 bedrooms and 6 full baths, 1 half bath. This 6,010 square foot home was built in 2025 on a lot size of 0.14.
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 Arlingtons skyline, the home presents a private urban oasis while remaining within walking distance of neighborhood parks and playgrounds, gyms, trails, schools, Metro, and the areas finest dining and entertainment. With a Walk Score of 94/100, this location is a true Walkers Paradise. 3108 Key Boulevard showcases a thoughtfully conceived floor planspacious yet intimate, and perfectly attuned to its setting. The home is adorned with custom, high-end finishes throughout, including a gourmet chefs 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 yardideal for both entertaining and al fresco dining. The owners 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 Arlingtons 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 Arlingtons most desirable neighborhoods.
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FeaturesGeneralLiving Area 6010
Sewer Public Sewer
Heating 90% Forced Air
Cooling Programmable Thermostat Zoned
Possession 0-30 Days CD
Zoning R-6
Garage Spaces 1.00
Architectural Style Transitional
Construction Materials Brick Cement Siding
School District ARLINGTON COUNTY PUBLIC SCHOOLS
Year Built 2025
Levels 4
Tax Year 2024
Ownership Fee Simple
Cool Fuel Electric
Section 1
Accessibility Other
County ARLINGTON
New Construction Y
Property Type Residential
HOA N
Subdivision Name LYON VILLAGE
Garage Y/N Y
Water Access Y/N N
Other Structures Above Grade Below Grade
Full Baths 6
Status ACTIVE
Directions USE MAPS
City ARLINGTON
Disclosures Agent has Financial Interest
Senior Community Y/N N
Lot Size Units Square Feet
Lot Size Square Feet 6255.00
Tax Annual Amount 13153.0
Home Warranty Y/N Y
Property Condition Excellent
Structure Type Detached
Condo/Coop Association fee Y/N N
Bathrooms Count Main Level 1.00
Price Per Sq Ft Total AG 916.32
Construction Completed Y/N Y
Vacation Rental Y/N N
Standard Status Active
Year Built Source Estimated
Legal Subdivision LYON VILLAGE
Tax Lot 207
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InteriorHeating Fuel Natural Gas
Basement Fully Finished
Hot Water Natural Gas
Basement (Y/N) Y
Heating Y/N Y
Above Grade Finished Area 4338
Half Baths 1
Central Air Y/N N
Total Bedrooms 7
Below Grade Finished Area 1672
Below Grade Finished Area Unit Type Square Feet
Below Grade Finished Area Source Estimated
Above Grade Finished Area Source Estimated
Above Grade Finished Area Unit Type Square Feet
Total Baths 7
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ExteriorPool No Pool
Water Source Public
Garage Features Garage Door Opener
Type of Parking Attached Garage Driveway Off Street
Foundation Details Concrete Perimeter
Water View Y/N N
Lot Size Acres 0.14
Lot Size Source Assessor
Waterfront Y/N N
Navigable Water Y/N N
Water Oriented Y/N N
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* Excluded FeaturesList ByI-Agent Realty IncorporatedBroker
kmcgovern11@gmail.comEmail
Affordability Calculator
- Monthly Principal & Interest
- $24,799
- Monthly Property Taxes
- $1,096
- Monthly Home Insurance
- --
Default based on a 30-year fixed rate of 6.375% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
Learn more about how to save NearbySingle family listings in Arlington, VA
Average List Price $1,912,437
Percent of Sale Price 52%
About Arlington, VA 234,847 Population
24% Since 2002
$ 114,262 Median Income
37.62 Median Age
20% Households with Children
Trends Information provided by ATTOM Data Solutions.
3533181 Elementary School
3533454 Middle School
Unknown High School High School
Pricing History| Date | Price | Price Change | Description |
|---|
| 10/5/2025 | $3,975,000 | -4.10% | Price Down |
| 9/16/2025 | $4,145,000 | -3.49% | Price Down |
| 8/30/2025 | $4,295,000 | | Listed Price |