7712 DOLLY DRIVE, LORTON, VA 22079 - Real Estate - John Martinich

$849,000

A hidden oasis where the trails begin! Tucked into a lush, private half-acre in Lorton's Mason Neck, this custom home is a rare find in Fairfax County. A true zen oasis with meandering paths through meticulous landscaping and mountain bike and hiking trails at your back door. Mason Neck State… Read More Park, Pohick Bay Regional Park, and Gunston Hall just minutes away. Inside, Pride of ownership is evident throughout this thoughtfully designed home. Offering five bedrooms plus a dedicated office, including a private upper-level suite complete with its own entrance, kitchenette, and sun deck, the flexible floor plan is ideal for multigenerational living, guests, remote work, or extended stays. The exterior is equally impressive with Hardie Plank and stone siding, a detached workshop garage, brand-new asphalt driveway, and beautifully landscaped grounds designed to blend seamlessly with the surrounding natural environment. The detached garage offers outstanding workshop space and is roughed in for future plumbing, creating endless possibilities for hobbyists, mechanics, or future expansion. Brand-new asphalt driveway. No HOA. Extensively upgraded for comfort, efficiency, and future readiness, the home features a newly completed 400-amp electrical heavy-up that distinguishes this home from ordinary. The upgraded service provides exceptional capacity for today's technology-rich, energy-intensive households and is fully configured for the addition of multiple EV charging stations. The geothermal system at the heart of this home is a custom, two-zone installation - one of the most efficient and durable climate solutions available for a residential property. An electric heat pack provides backup heating capacity, ensuring performance even in the coldest weather. The system is divided into independently controlled zones for personalized comfort throughout the home, and delivers consistent year-round temperature management at dramatically reduced utility costs compared to conventional HVAC. A whole-house steam humidifier maintains healthy indoor air quality, and a high-MERV advanced air filtration system keeps airborne allergens and particulates in check. Two premium Stiebel Eltron tankless water heaters - positioned at the bathrooms they serve - deliver instant hot water on demand with minimal waste. An additional 80-gallon water heater provides whole-house capacity for high-demand situations. This thoughtfully designed home boasts efficiency, comfort, and functionality in alluring Mason Neck. Perfect for multigenerational living, home-based businesses, hobbyists, outdoor enthusiasts, and anyone seeking a private retreat without sacrificing convenience. It's not just a home, it's a lifestyle. Read Less

Courtesy of Casey Rizer, EXP Realty, LLC 866-825-7169

Listing Snapshot

Days Online

Last Updated

Jun 10, 2026

Property Type

Single Family Residential

Beds

Full Baths

Partial Baths

Square Ft.

2,400

Lot Size

0.5 Acres

Year Built

1955

MLS Number

VAFX2318238

Additional Details

Appliances & Equipment

Built-In Microwave, Dishwasher, Disposal, Energy Efficient Appliances, Exhaust Fan, Humidifier, Icemaker, Oven/Range - Electric, Range Hood, Refrigerator, Washer - Front Loading, Water Heater - High-Efficiency, Water Heater - Tankless, Washer, Dryer

Building

Built in 1955, Built in 2010 (effective), Living area: 2400, Building faces South, Levels: 2, Construction Materials: HardiPlank Type, Stone

Cooling

Geothermal, Heat Pump(s), Zoned, Programmable Thermostat

Accessibility Features

None

Energy Saving

Sustainability: Conserving Materials/Methods, Regionally Sourced Materials, Water Conservation: Efficient Hot Water Distribution

Exterior Features

Patio/Porch Features: Deck(s), Patio(s), Extensive Hardscape, Roof Deck

Fireplaces

1 fireplace

Floors

Ceramic Tile, Hardwood

Foundation

Slab

Garage

1 spaces

Heating

Central, Heat Pump - Electric BackUp, Zoned

Interior Features

Air Filter System, Additional Stairway, Bathroom - Soaking Tub, Bathroom - Walk-In Shower, Breakfast Area, Ceiling Fan(s), Combination Kitchen/Living, Entry Level Bedroom, Floor Plan - Open, Kitchen - Eat-In, Kitchenette, Primary Bath(s), Recessed Lighting, Stove - Wood, Wood Floors

Lot

0.5 acres, Backs - Parkland, Landscaping, Private

Property

Other structures: Above Grade

Roof

Architectural Shingle, Asphalt

Sewer

Public Sewer

Taxes

Annual Amount: $6,905, Lot: 4, Year: 2026, Zoning: RE

Utilities

Water Source: Public, 200+ Amp Service

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