3108 Key Blvd

Arlington, VA 22201

$3,575,000
Price
7
Beds
6,010 Sq. Ft.
$595 / Sq. Ft.
6,010
Sq. Ft.
$595
per Sq. Ft.
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New Construction
New Construction
Main Front Exterior
FRONT RIGHT
REAR
FRONT LEFT
KITCHEN/ FAM/DINING
ISLAND KITCHEN TO FAM ROOM
KITCHEN ISLAND / CABINETS
KITCHEN ISLAND / FAM ROOM
DINING / DRY BAR
FAMILY ROOM OFF KITCHEN
SCREENED IN PORCH OFF FAMILY ROOM
SCREENED IN PORCH
OWNERS SUITE
OWNER'S SUITE PIC 2
OWNER'S BATH
OWNER'S BATH TUB
OWNER'S SHOWER
OWNER'S CLOSET 1
OWNERS'S CLOSET 2
SECONDARY BEDROOM
SECONDARY BEDROOMS ALL ENSUITE
LOWER LEVEL REC ROOM
LOWER LEVEL REC ROOM / WET BAR
LOWER LEVEL MEDIA ROOM
UPPER LEVEL LOFT PIC 2
UPPER LEVEL LOFT PIC 3
LOFT OUTDOOR COVERED PORCH
LOFT OUTDOOR COVERED PORCH PIC 3

Description

A rare new construction offering in Lyon Village, 3108 Key Boulevard presents a well executed residence on one of the neighborhood’s most desirable tree lined streets. Set on a level, evenly shaped lot in the heart of Lyon Village, the home offers approximately 6,010 square feet across four finished levels, combining scale, privacy, and exceptional walkability to parks, Metro, schools, trails, and neighborhood dining. The main level is centered around a well executed kitchen and living space designed...A rare new construction offering in Lyon Village, 3108 Key Boulevard presents a well executed residence on one of the neighborhood’s most desirable tree lined streets. Set on a level, evenly shaped lot in the heart of Lyon Village, the home offers approximately 6,010 square feet across four finished levels, combining scale, privacy, and exceptional walkability to parks, Metro, schools, trails, and neighborhood dining. The main level is centered around a well executed kitchen and living space designed for both everyday use and entertaining. The kitchen features custom inset cabinetry, a 48” Wolf range, Sub Zero refrigeration, Cove dishwasher, and an oversized island that serves as a natural gathering point. The adjacent family room opens to a screened porch with fireplace and connects seamlessly to the rear patio and yard. The primary suite includes a sitting area, dual walk in closets, and a marble bath with glass shower, along with private views that are uncommon within Lyon Village. Secondary bedrooms are all en suite. The third level loft offers flexible living space with an additional bath and covered porch. The lower level includes a recreation room with wet bar, fitness space, and a guest or au pair suite with walk up access. Additional features include Marvin windows, spray foam insulation with Rockwool sound separation, 10 foot ceilings on the main level, elevator ready construction for future flexibility, an attached garage, and an oversized paver driveway. Built by Rock Spring Homes, a local boutique builder whose principals have lived in Arlington for over 40 years and bring more than 30 years of building experience, with over 100 new homes completed, the residence reflects a consistent focus on quality, proportion, and long term livability.
  1. Listed by Kevin M Mcgovern • I-Agent Realty Incorporated
    P: (571)-214-3514 kmcgovern11@gmail.com

Property Details for 3108 Key Boulevard

Tax ID Number
15-068-007
Ownership
Fee Simple
Condo Coop Association
No
HOA
No
Structure Type
Detached
Style
50000757535
Levels/Stories
4
Waterfront
No
LISTING UPDATED: 05/27/2026 04:31 PM

Property Details for 3108 Key Boulevard

StatusActive
MLS #VAAR2067586
Days on Market142
Taxes$13,153 / year
HOA Fees-
Condo/Co-op Fees-
Property TypeSingle Family
MLS TypeResidential / Fee Simple
Year Built2025
Lot Size0.14 AC / 6,255 SF
CountyArlington County
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Location

Listing Courtesy of I-Agent Realty Incorporated
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Building Information for 3108 Key Boulevard

Stories4Year Built2025Building Size-Lot Size0.14 AC / 6,255 SF

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$18,911 per month

30 year fixed, 6.36% Interest

Principal and Interest

$17,815

Property Taxes

$1,096

HOA Dues

$0

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Property Information for 3108 Key Boulevard

Location
Location
  • In City Limits: No
  • School District Name: ARLINGTON COUNTY PUBLIC SCHOOLS
  • School District County ID: 121141631475
  • SchoolDistrictSource: Listing Agent
  • County: ARLINGTON
Waterfront / Water Access
Waterfront / Water Access
  • Water View: No
  • Water Access: No
  • Water Oriented: No
  • Navigable Water: No
  • Tidal Water: No
  • Riparian Rights Y/N: No
Association / Community Info
Association / Community Info
  • Senior Community: No
Taxes and Assessment
Taxes and Assessment
  • Tax Year: 2024
  • Tax Assessed Value: $1,302,800
  • Year Assessed: 2025
  • County Tax: $13,458
  • Improvement Assessed Value: $147,000
  • City Town Tax: $0
  • Land Assessed Value: $1,155,800
  • Clean Green Assessed: No
  • Land Use Code: 026
  • Section: 1
  • Refuse Fee: $0
  • Zoning: R-6
  • Tax Lot: 207
  • School Tax: $0
  • Automatically Update Tax Values Y/N: Yes
Rooms
Main
  • # Bedrooms Count Main Level: 0
  • # Bathrooms Count Main Level: 1
  • # Bathrooms Full Main Level: 0
  • # Bathrooms Half Main Level: 1
All Upper Levels
  • # Bedrooms Count All Upper Levels: 5
  • # Bathrooms Count All Upper Levels: 5
  • # Bathrooms Full All Upper Levels: 5
Upper Level 1
  • # Bedrooms Count Upper Level: 4
  • # Bathrooms Count Upper Level: 4
  • # Bathrooms Full Upper Level: 4
Upper Level 2
  • # Bedrooms Count Upper Level: 1
  • # Bathrooms Count Upper Level: 1
  • # Bathrooms Full Upper Level: 1
All Lower Levels
  • # Bedrooms All Lower Levels: 2
  • # Bathrooms All Lower Levels: 1
  • # Bathrooms Full All Lower Levels: 1
Lower Level 1
  • # Bedrooms Lower Level: 2
  • # Bathrooms Lower Level: 1
  • # Bathrooms Full Lower Level: 1
Rooms
  • Stories: Lower 1, Main, Upper 1, Upper 2
Building Info
Building Info
  • Total Finished SQFT: 6,010.00
  • Total Finished SQFT Source: Estimated
  • Tax Total Finished SQFT: .00
  • Total SQFT: 6,010.00
  • Total SQFT Source: Estimated
  • Construction Materials: Brick, Cement Siding
  • Ext Main Mid-res: http://bright-media01.prd.brightmls.com/bright/images/0000/8046/9955/3064/804699553064_512_384_WM_6qyD_yBZJK1gMesk.jpg
  • Basement Type: Fully Finished
  • Foundation Details: Concrete Perimeter
  • Room and Floor: Bathrooms Half-Main Level-1, Bedrooms-Upper Level 1-1, Bedrooms-Upper Level 1-2, Bedrooms-Upper Level 1-3, Bedrooms-Upper Level 1-4, Bedrooms-Lower Level 1-1, Bedrooms-Lower Level 1-2, Bathrooms Full-Upper Level 1-1, Bathrooms Full-Upper Level 1-2, Bathrooms Full-Upper Level 1-3, Bathrooms Full-Upper Level 1-4, Bathrooms Full-Lower Level 1-1, Bedrooms-Upper Level 2-1, Bathrooms Full-Upper Level 2-1
  • # Bathrooms Full: 6
  • # Bathrooms Half: 1
  • Other Structure: Above Grade, Below Grade
Lot / Land Information
Lot / Land Information
  • Lot Size Source: Assessor
  • Parcel ID: 10671589
Parking
Parking
  • Type Of Parking: Attached Garage, Driveway, Off Street
  • Num of Attached Garage Spaces: 1
  • Total Garage Spaces: 1
  • Garage Features: Garage Door Opener
Interior Features
Interior Features
  • Fireplace: No
  • Accessibility Features: Other
Exterior Features
Exterior Features
  • Pool: No Pool
Utilities
Utilities
  • Heating: Yes
  • Cooling Type: Programmable Thermostat, Zoned
  • Cooling Fuel: Electric
  • Heating Type: 90% Forced Air
  • Heating Fuel: Natural Gas
  • Hot Water: Natural Gas
  • Water Source: Public
  • Sewer Septic: Public Sewer
Confidential Data
Listing Office
  • List Agent AOR: Northern Virginia Association of REALTORS

Property History for 3108 Key Boulevard

DateEvent & SourcePriceAppreciation
Apr 30, 2026

Price Change

BRIGHT #VAAR2067586

$3,575,000—
Apr 17, 2026

Price Change

BRIGHT #VAAR2067586

$3,675,000—
Mar 28, 2026

Price Change

BRIGHT #VAAR2067586

$3,749,000—
DateEvent & SourcePrice
04/30/2026

Price Change

BRIGHT #VAAR2067586

$3,575,000
04/17/2026

Price Change

BRIGHT #VAAR2067586

$3,675,000
03/28/2026

Price Change

BRIGHT #VAAR2067586

$3,749,000

For completeness, we often displays two records for one sale: the MLS record and the public record.

Public Records for 3108 Key Boulevard

Taxable ValueLand$1,155,800Additions$147,000Total$1,302,800
Tax Record2025$13,458 ($1,121 / month)
Home Facts
Beds3Baths1.5Total Finished SqFt2,552 SqFtAbove Grade Finished SqFt2,552 SqFtStories1Lot Size6,255 SqFtStyleSingle Family ResidenceYear Built1980ZoningR-6CountyARLINGTONAPN15-068-007Fireplace TypeHas Fireplace

Schools near 3108 Key Boulevard

This home is within Arlington County Public Schools.
Rating
School
Type
Grades
Distance
Arlington Science Focus School
Public - PK to 5
Dorothy Hamm Middle
Public - 6 to 8
Washington Liberty High School
Public - 9 to 12
Montessori Public School of Arlington
Public - PK to 5
Rating
School
Distance
Arlington Science Focus School
PublicPK to 5

Dorothy Hamm Middle
Public6 to 8

Washington Liberty High School
Public9 to 12

Montessori Public School of Arlington
PublicPK to 5

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

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More information about 3108 Key Boulevard, Arlington, VA 22201

3108 Key Boulevard is a single family home for sale in Arlington, VA 22201. This property was listed for sale on January 9, 2026 by I-Agent Realty Incorporated, it's currently listed at $3,575,000. It has been on the market for a total of 142 days and was last sold on July 24, 2024. This listing's school district is Arlington County Public Schools. Nearby schools include Arlington Science Focus School, Dorothy Hamm Middle and Washington Liberty High School. 3108 Key Boulevard is a 7-bed, 7-bath, 6,010 sqft single family home built in 2025.

No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of descriptions or measurements (including square footage measurements and property condition), such should be independently verified, and Compass, Inc., its subsidiaries, affiliates and their agents and associated third parties expressly disclaims any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the discretion of the seller. No financial or legal advice provided. Equal Housing Opportunity.

Listing Courtesy of I-Agent Realty Incorporated

© 2026 Bright MLS. All rights reserved. All information is deemed reliable, but accuracy is not guaranteed. Listing information is from various brokers who participate in IDX and not all listings may be visible on the site. The property information being provided is for the consumer’s personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data last updated on 05/27/2026 04:31 PM