FIELD NOTES // ESTIMATING

How To Measure Your Own Fence Line

Measure each proposed straight fence run and add the lengths. Record corners, ends and gate openings separately, then note slope, existing fence removal and equipment access. This gives you a planning sketch for the estimate; confirm the boundary and final layout on site before ordering materials.

By Get Your Fence On · JULY 24, 2026 · Updated SEPTEMBER 6, 2026 · 5 MIN READ

A yellow tape measure pulled out and held level

A tape and a walk of the line is the whole measuring job: each straight run, the corners, and the width of every gate. Illustration only.

A rough number from you is genuinely useful - it lets a quote start from your yard instead of from an average. Here is what is worth writing down.

1. Walk it and add up the sides

Pace or tape each straight run and add them together. Ordinary walking steps are close enough to about three feet for a first pass.

You do not need precision here. The line gets measured properly on site before anything is ordered.

A normal adult stride is close to three feet, so a hundred paces is roughly three hundred feet, and that is accurate enough to plan with. Surveyors and foresters calibrate their pace over a known distance first; you can do the same against a driveway or a tape once, and then trust your count. Write down each straight run separately as you walk it - front, side, back, side - because the runs are what get priced and what get gates, not the total.

If you want tighter numbers, a hundred-foot tape and a helper get you within a foot or two. A phone's measuring app is fine for a short run and unreliable across a whole yard. The county parcel viewer gives you the lot dimensions as recorded, which is a useful cross-check against your paces, with the caution that the drawn lines are not survey grade and the fence will not sit exactly on them anyway.

The number you end with is the boundary you intend to fence, not the size of the lot. Most yards do not fence the front, many share a side with a neighbor's existing fence, and some enclose only the space the dog or the kids actually use. Measure what you will build, and say so on the estimate request.

Sources: NC State Extension - Using a compass and pacing · NIST - U.S. survey foot: revised unit conversion factors · Omni Calculator - Rectangle fence perimeter calculator · Jackson County, Missouri Parcel Viewer

2. Count corners and stopping points

Every turn is a corner, and every place the fence stops - at the house, at a gate, at the end of a run - is an end. Both need heavier posts , so the count matters more than it sounds.

Every change of direction is a corner post, and corner posts are the expensive posts: they carry tension from two directions, they are usually larger, set deeper, and often braced . The same is true of ends, where the fence meets a house, a garage or a gate. A rectangle has four corners; a yard that jogs around a shed can have ten. Count them, because ten corners on a two-hundred-foot fence is a different job than four.

Mark where the fence stops against a structure and what it stops against. A post that lands in front of a brick wall can be set normally; one that has to meet a wall directly needs a bracket or a flange. Note anything in the line too - a tree, a utility pedestal, a downspout, a septic riser. Each one is either a small detour or a post moved a foot, and both are decided better on paper than with an auger running.

Sources: Chain Link Fence Manufacturers Institute - Product Manual · QUIKRETE - Setting posts (project guide) · Omni Calculator - Rectangle fence perimeter calculator · K-State AgManager - 2023 fence material and construction cost in Kansas

A plan drawing beside a calculator and pencils

Each straight run written down separately, with every corner and stop marked, is what an estimator prices from. Illustration only.

3. Decide your gates

Walk gates are for people, and a common width is around four feet. A drive gate is sized for a vehicle and is priced per set.

Put them where you will actually use them. A gate in the wrong corner gets propped open forever.

Gates are counted by opening, and each opening has three questions: how wide, which way it swings, and what has to pass through it. A person needs about three feet. A push mower wants four. A riding mower, a trailer or a truck wants ten to twelve, which usually means a double gate. Get the widest thing that will ever need to go through, then add a few inches, because the gate that is almost wide enough is the one you curse every spring.

A gate also needs somewhere to swing. Sloping ground, a step, a tree, an air-conditioning unit or a downspout in the arc will stop it, and the installers will find that out at the worst moment. Stand where the gate will hang, swing your arm through the arc, and look. Gate hardware and the post that carries it are sized to the gate, so a wide, heavy gate is a heavier line item than the fence beside it, and that is normal.

Sources: Trex Seclusions gate installation guide (single and double) · Fence Specialties - Gate installation clearances and adjustments · Lowe's - Wood fence installation tips: attaching the gate · Barrette - Vinyl privacy gate installation

4. Note the ground and the access

Write down whether the line is flat or sloped, whether anything has to come out first, and whether equipment can reach the back of the property.

Bring those four answers - footage, corners, gates , access - and the conversation starts from something real.

Two things about the ground change the price more than anything on the surface. The first is what is under it: rock, old concrete, roots, a buried stump, fill from a previous project. Posts through rock take longer, sometimes need a different tool, and sometimes need a different footing. The second is slope, which decides whether panels rack or step and what happens under the low end.

Access is the other line item people forget. A crew that can drive an auger to the back corner works fast; a crew that has to carry every post and every bag of concrete through a thirty-inch side gate does not. Note the gate widths on the way in, any steps, and whether a truck can park near the work. In Missouri and Kansas the locate request comes before any of this, and it is free, so put it on the list first.

Sources: Missouri 811 - Homeowners · Kansas 811 - Homeowners · Missouri Public Service Commission - State of Missouri frost depth map · Trex Fencing FDS - How do you put a fence down a slope?

5. How we do it when we walk your line

When we walk a yard we are not really measuring , we are reading it. The tape comes out, but what takes the time is the other stuff: where the ground falls, where the water goes after a storm, which trees will fight a post, where a truck can get in, and which runs will need a different footing than the ones beside them. You can do the same walk yourself and hand us most of that in five minutes of notes.

Pace your runs and write each one down separately , front, side, back, side. A normal stride is close to three feet, which is accurate enough to plan and budget. Do not try to convert acreage into fence footage; the shape of your lot decides that, not the size of it, and the two numbers have almost nothing to do with each other.

Then count the things that cost money: every corner, every place the fence stops against the house or the garage, and every gate with the width of the widest thing that has to pass through it. Stand where each gate will hang and swing your arm through the arc. If your arm hits a downspout, an air conditioner or a step, the gate will too, and it is far cheaper to find that now than with an installer standing there.

Last, photograph the line. Four or five pictures showing the slope, the corners, anything to be removed and the path from the street tells an estimator more than a page of description. Send that with your runs and your gate widths, and the number that comes back will be written for your yard instead of an average one. That is the whole point of measuring it yourself: not to do our job, but to make the quote you get an honest one.

Sources: Jackson County MO - parcel and property records · Johnson County KS - county government services · National Society of Professional Surveyors - why a survey matters · Missouri DNR - land, geology and bedrock · Call 811 - the national call-before-you-dig number