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Outdoor Lighting Installation · Annandale, Virginia
Outdoor Lighting Installation in Annandale, Virginia
Annandale's terrain works against a sloppy lighting job. Older inside-the-Beltway streets like Hillbrook, Forest Hills, and Sleepy Hollow Run sit on grade changes and mature root systems that make trenching low-voltage wire a genuine skill, not a weekend project \— cut a root wrong and you've damaged a tree worth thousands; run wire too shallow and a spring aerification or a kid's soccer game severs it by June.
The Short Answer
A professionally installed low-voltage landscape lighting system for a typical Annandale home runs $2,500–$7,500, with most projects landing near $3,500–$5,000 for 12–20 fixtures covering a front walkway, entry, and accent trees. Fixture-only pricing runs roughly $100–$200 installed per light depending on type (path, uplight, or wash) and wire-run distance. Because these systems run on 12-volt transformers, most residential installs in Fairfax, Loudoun, Prince William, Arlington, and Alexandria are exempt from a building permit — we still pull one whenever a project ties into house power or a irrigation-timer panel, per current Virginia electrical code. Most installs are designed, wired, and lit up in a single day.
What's Included
Why Annandale Homeowners Choose Lawn Theory
- Free on-site design walk. — We map fixture placement and wire runs against your architecture and plantings.
- Commercial-grade LED fixtures. — Brass and copper housings built to last 15+ years outdoors.
- Direct-burial, gel-filled wire connections — rated for underground use, not electrical-tape splices.
- Multi-tap transformer sizing — so every fixture gets full, even voltage — no dim lights at the end of the run.
Local Knowledge
What Outdoor Lighting Installation in Annandale Actually Involves
- Neighborhoods & CommunitiesWakefield Chapel, Wakefield Chapel Estates, Wakefield Forest, Mantua, Ravensworth, Ravensworth Park, Camelot, Camelot Green, Broyhill Crest, Stone Haven, Springbrook Forest, Forest Hills, Hillbrook, Sleepy Hollow Run, Panoramic Hills, Pinecrest Heights, Brentleigh, Cherry Run, Long Branch, Red Fox Forest, Willow Woods, Winterset, Wynfield.
- Annandale's terrain works against a sloppy lighting jobOlder inside-the-Beltway streets like Hillbrook, Forest Hills, and Sleepy Hollow Run sit on grade changes and mature root systems that make trenching low-voltage wire a genuine skill, not a weekend project \— cut a root wrong and you've damaged a tree worth.
- Then there's the transformer itself \undersized units are the single most common failure Lawn Theory finds when called in to fix another contractor's install, and in a humid Northern Virginia summer, an improperly sealed connection is a corrosion problem waiting to happen. Sufian's crews spec every transformer.
Why Homeowners Choose Us
Outdoor Lighting Installation, Done the Right Way
Design-First Approach
Every project starts with a lighting plan, not a fixture count — so beam angles, shadows, and glare are considered before install day.
Design-First Approach
Every project starts with a lighting plan, not a fixture count — so beam angles, shadows, and glare are considered before install day.
Design-First Approach
Every project starts with a lighting plan, not a fixture count — so beam angles, shadows, and glare are considered before install day.
Design-First Approach
Every project starts with a lighting plan, not a fixture count — so beam angles, shadows, and glare are considered before install day.
Areas We Serve
Outdoor Lighting Installation — Areas We Serve in Annandale


Neighborhoods & Communities:Ballston, Clarendon, Rosslyn, Pentagon City, Shirlington, Lyon Village, Cherrydale, Ashton Heights, Lyon Park, Aurora Highlands, Crystal City, Bluemont, Annandale Forest, Westover Serving Annandale, VA. More in Annandale: Annandale outdoor services · House Washing · Roof Cleaning · Patios & Hardscapes · Decks & Porches · Outdoor Living Design & Build · Outdoor Kitchens · Driveways & Entrances
- Wakefield Forest
- Camelot Green
- Springbrook Forest
- larger lots mean longer wire runs
- flickering within a year
What Neighbors Say
Trusted on Homes Like Yours
“We hired Lawn Theory for pressure washing and landscaping. It is like we have a brand new home. Five stars!”
“They explained why they'd soft-wash our deck instead of blasting it with a wand, and I appreciated that. Came out clean without a single splintered board.”
“Written quote same day, on time for the appointment, and our HOA letter about the driveway staining is officially resolved. Would use again for our patio next.”
Annandale, Answered
Outdoor Lighting Installation in Annandale — Common Questions
What areas of my Annandale property can be lit with low-voltage lighting?
Lawn Theory installs path lights along walkways and driveways, step lights on porches and retaining walls, wall-wash and uplights on the house facade or hardscape, and tree uplighting for mature canopy trees common throughout Annandale neighborhoods like Mantua and Wakefield Forest. Every layout is designed around your specific lot, not a one-size template.
Is low-voltage lighting safe around kids and pets?
Yes. Low-voltage systems run at 12 volts, stepped down from household current by a properly sized transformer, so there's no shock hazard even if a fixture is bumped or a wire is exposed. Sufian's crews still bury and protect every run to code, because a system installed to standard is safer for longer.
How do the lights turn on and off automatically?
Lawn Theory sets each system with a timer or photocell calibrated to actual sunset and sunrise patterns in Northern Virginia, so your lighting activates at dusk and shuts off on schedule without you touching a switch. We adjust settings seasonally on request. Our crews work Annandale regularly, so scheduling is usually available within the week outside the spring rush — and every visit ends with before-and-after photos of the finished work.
Can outdoor lighting be added to landscaping that's already installed?
Absolutely. Most Annandale installs happen on established properties. Wiring is trenched carefully around existing root systems and hardscape, which is exactly the kind of precision work Lawn Theory's veteran-trained crews are built for, especially on older, tree-heavy lots inside the Beltway. Our crews work Annandale regularly, so scheduling is usually available within the week outside the spring rush — and every visit ends with before-and-after photos of the finished work.
How long does a typical installation take?
Most Annandale residential lighting installs are completed in one to two days depending on the number of fixtures, wire runs, and whether trenching around existing landscaping or hardscape is required. We walk the property with you first and give you a clear timeline before work starts.
Do you serve neighborhoods outside the Beltway like Springbrook Forest or Stone Haven?
Yes. Lawn Theory installs lighting systems across Annandale, from tighter inside-the-Beltway streets like Forest Hills and Sleepy Hollow Run to larger outside-the-Beltway lots in Stone Haven, Springbrook Forest, and Wakefield Forest. Our crews work Annandale regularly, so scheduling is usually available within the week outside the spring rush — and every visit ends with before-and-after photos of the finished work.
How much does outdoor lighting installation cost in Northern Virginia?
Most low-voltage landscape lighting projects run $2,500–$7,500, with a typical front-yard system of 12–20 fixtures landing around $3,500–$5,000 installed. Per-fixture pricing runs roughly $100–$200 depending on fixture type and wire-run length. Whole-property systems with multiple transformer zones can run $10,000 or more. Serving Annandale and all of Fairfax County.
Ready to Build Something That Lasts?
Get Your Free Annandale Outdoor Lighting Installation Quote
Tell us about your backyard and we'll send a written, line-item quote — usually within 24–48 hours.
