New Fence Installation in Lone Tree, CO

A new fence in Lone Tree can be a same-afternoon project or a permitted one, and the line between the two is height. Apollo Construction plans a fence around that threshold, around the HOA review nearly every neighborhood in this city has, and around the excavation-locate rule that applies before any post hole goes in.

The 7-Foot Line Between Exempt and Permitted

The City of Lone Tree’s guidance on common home projects states that fences 7 feet or shorter do not require a building permit, while taller fences do. That single threshold decides whether a fence project needs to go through the city’s permitting portal at all.

Because most residential fences, including standard privacy and picket styles, are well under that 7-foot mark, many Lone Tree fence jobs proceed without a city permit. Where a homeowner wants extra height, for a sport court enclosure or added privacy on a sloped lot, we confirm the finished height against the threshold before committing to a design.

Setbacks, Sight Lines and What Was Not Published

Lone Tree’s zoning code sets minimum yard setbacks for structures by sub-district, and our general research into those tables found figures for buildings on typical single-family lots, but a fence-specific setback table, a sight-triangle distance at corners and driveways, and a defined list of allowed fence materials were not available on an official Lone Tree page at the time of this research.

Rather than apply another city’s fence rules to a Lone Tree address, we treat those specifics as open questions and confirm the exact setback, corner sight-triangle requirement and any material restriction with the Building Division for the property before finalizing post locations, particularly near a corner lot or a shared driveway.

HOA Review and Pool Barriers

The Building Division recommends HOA or architectural committee approval before starting any home project, and Lone Tree’s own resident materials confirm that essentially every single-family and townhome neighborhood in the city has a coordinated HOA, many with design review committees that weigh in on fence height, style and material even below the city’s 7-foot permit line.

Where a fence encloses a pool or spa, a pool-barrier requirement can apply under the adopted residential code, but a Lone Tree-specific summary of that barrier section, separate from the general 2021 IRC provisions our broader research already found, was not located on an official page. We confirm current pool-barrier expectations with the Building Division whenever a fence project includes a pool or spa enclosure.

Utility Locates and Front Range Soil

Colorado law requires anyone digging, including setting fence posts, to request a utility locate through Colorado 811 before excavation begins, so buried gas, electric, water and communication lines can be marked. We build that request into the schedule ahead of any post-hole work, on every fence job regardless of size.

The Colorado Geological Survey documents expansive, swelling clay soils and heaving bedrock across Douglas County and the broader Front Range, conditions that can move shallow fence posts over time. We set post footings to account for that soil behavior and for the city’s adopted 36-inch frost depth rather than relying on a shallow-set post that looks fine the day it goes in.

Materials and Height Beyond the Threshold

For fences at or under the 7-foot exempt height, the choice between wood, vinyl, chain-link or ornamental metal is mostly a design and HOA question rather than a city code one, since a specific municipal materials list for fencing was not found in this research. We still document the HOA’s approved material list where one exists, since it is often more restrictive than anything the city would otherwise require.

A fence taller than 7 feet moves onto the building-permit path, and depending on design may also invite a closer look at post engineering and wind loading given the city’s 115 mph Exposure C wind design criteria. We treat any height request above the threshold as a permitted project from the first conversation, not an add-on decided after posts are already set.

How We Sequence a Lone Tree Fence Project

We start by confirming the target height against the 7-foot threshold, checking the HOA’s fence guidelines, and requesting a utility locate through Colorado 811 for the property line before any digging is scheduled. Where the fence is taller than 7 feet or encloses a pool, we file for a building permit and confirm setback and barrier specifics with the Building Division first.

Post holes are set to the city’s frost depth and sized for the Front Range’s expansive soil conditions, panels or pickets go up level and plumb along the confirmed property line, and gates are hung and adjusted last. We finish with a walk of the full run against the HOA’s approved plan where one applies.

Common Questions

Does a new fence need a permit in Lone Tree?
Fences 7 feet or shorter do not require a building permit under the city’s published guidance. Fences taller than 7 feet do need one.

What are the setback and sight-triangle rules for a fence?
A fence-specific setback table and corner sight-triangle distance were not available on an official Lone Tree page at the time of this research. We confirm those specifics with the Building Division for the exact property before setting posts, especially on corner lots.

Does my HOA need to approve a new fence?
Almost certainly. The city recommends HOA or architectural approval before starting home projects, and nearly every Lone Tree neighborhood has an HOA that may set its own rules on fence height, style and material.

Do I need to contact Colorado 811 before setting fence posts?
Yes. Colorado law requires a utility locate through Colorado 811 before any digging, including fence post holes, so underground lines can be marked first.

Talk to Us About Your Project

Tell us the fence line you have in mind, the height you want, and whether the run will enclose a pool or spa. We will confirm the permit path, your HOA’s requirements and the utility-locate timeline before any posts go in the ground.