Why is track counted separately from studs?

Because it follows a different quantity. Studs scale with wall length divided by spacing; track scales with wall length times two, one run at the floor and one at the head. A wall with studs at 400 mm centres and one at 600 mm needs different stud quantities and identical track quantities.

What is deflection track and when do I need it?

A deeper-legged track at the head that lets the structure above move without loading the partition. Any non-loadbearing partition under a slab or beam that will deflect needs one — otherwise the slab deflects onto the studs and the wall cracks, or worse, starts carrying load it was never designed for. It costs more than standard track and is not interchangeable with it.

Can I use a lighter gauge track with heavier studs?

Not in a rated assembly. Fire and acoustic ratings come from testing a specific combination of stud, track, board and fixings, and substituting any component steps outside what was tested. It also loses the connection capacity at the head and base, which is where a partition is actually restrained.

How much extra should I allow?

About 5% on straight runs, the page's default, and more where openings need boxing out, which is easy to leave out of a wall-length take-off. Every door and every borrowed light needs track around it, and on a fit-out with many small rooms that quantity is well beyond a rounding allowance.

Materials & Quantities

Light-Gauge Steel Track Linear Footage Calculator

Calculate total top and bottom track length needed for a cold-formed steel stud wall run.

Answers as you typeNo submit button
Every formula citedNamed published standards
Calculated in your browserNo account, nothing uploaded

SettingsSettings for this calculationUS

Market

Imperial · sales tax

Who is doing the work?

Waste is set to 5% by hand. Pick a tier above to replace it, or keep your own figure.

Wall Length

The total length of the wall run.

Measure the full horizontal run of the wall along the floor.

Waste Allowance (%)

Extra material to allow for cut waste and overlaps.

5% is typical for straight runs; increase it for walls with many corners, offsets, or openings that create more offcuts.

Total track needed

69.3 ft

High confidence

Then change the inputs to see how far the answer moves.

Show calculation logic

How this was calculated

Formula source(s)

A stud wall requires one continuous track at the top and one at the bottom of the same length: total track length = 2 × wall length × (1 + waste allowance)

Inputs used

Wall Length: 33 ft
Waste Allowance (%): 5

Final result69.3 ft

What this calculation does not cover

Track is bought in sticks, not in metres. A 3 m length across a 10 m wall is four pieces per run whatever the total says, every joint has to be lapped or backed by a stud, and where those joints fall is a setting-out decision rather than an arithmetic one. A waste percentage will not turn a linear figure into a delivery schedule.
Says nothing about how either run is fixed down, which is what actually restrains the wall. Anchor type and spacing at the slab and at the head — commonly around 600 mm centres, and prescribed exactly in any fire-rated, acoustic or seismically braced assembly — are what the head and base have to develop. Track cut to a perfect length and shot down with the wrong fastener at the wrong centres is a wall with no restraint at its ends.

Estimated cost — your price

Price per ft ($)

This site holds no price list for this material — local prices vary too much to publish honestly. Enter your supplier's price and the result is costed with it.

Schematic, drawn to the proportions you entered — not to scale on screen.

Computed in your browser — nothing you enter is uploaded. Presented in US customary units and US trade terminology. Where a formula follows a published standard, that standard and its edition are cited beside it on this page; where none governs, the page says so. Local amendments override model codes — verify against the code in force where you build.

Sources checked 2026-09-06 · in the site-wide review of 2026-09-06 · v1.0.1

Regulatory standards & verification citations1

A stud wall requires one continuous track at the top and one at the bottom of the same length: total track length = 2 × wall length × (1 + waste allowance)

Cite this page

Your workspace

Most jobs need more than one number. Add the calculators you need next and they open right here, underneath this one — your figures stay on screen and nothing is lost to a page change.

Now that you have the number

These guides cover the work this quantity is for — the first ones run this calculator inside the section that raises the question.

Framing a Cold-Formed Steel Partitionuses this calculator
A tall steel partition decided the way it fails: section against the movement limit first, then the fastener counts that fall out of it.
Building a Rated Shaftwall
Putting Boxes and Joints Into a Fire-Rated Wall

Called something else where you work? Gauge — the term in each market, how close the equivalence really is, and the standard that governs it.

How to calculate light-gauge steel track linear footage in 3 steps

Wall LengthThe total length of the wall run.
Waste Allowance (%)Extra material to allow for cut waste and overlaps.
Total track neededThe tool computes the total track needed from those figures and shows the formula, its sources, and a confidence rating alongside it.

Total track needed by wall length

Page defaults, not your figures above.

Wall Length	Total track needed (ft)
20 ft	42
30 ft	63
40 ft	84
50 ft	105
60 ft	126

Frequently asked questions

Why is track counted separately from studs?: Because it follows a different quantity. Studs scale with wall length divided by spacing; track scales with wall length times two, one run at the floor and one at the head. A wall with studs at 400 mm centres and one at 600 mm needs different stud quantities and identical track quantities.
What is deflection track and when do I need it?: A deeper-legged track at the head that lets the structure above move without loading the partition. Any non-loadbearing partition under a slab or beam that will deflect needs one — otherwise the slab deflects onto the studs and the wall cracks, or worse, starts carrying load it was never designed for. It costs more than standard track and is not interchangeable with it.
Can I use a lighter gauge track with heavier studs?: Not in a rated assembly. Fire and acoustic ratings come from testing a specific combination of stud, track, board and fixings, and substituting any component steps outside what was tested. It also loses the connection capacity at the head and base, which is where a partition is actually restrained.
How much extra should I allow?: About 5% on straight runs, the page's default, and more where openings need boxing out, which is easy to leave out of a wall-length take-off. Every door and every borrowed light needs track around it, and on a fit-out with many small rooms that quantity is well beyond a rounding allowance.

Preliminary estimate, not certified engineering. This tool produces an indicative quantity calculation for planning purposes only — it is not a certified structural analysis, a guaranteed material takeoff, or a substitute for building department approval. Always verify measurements on-site and have a licensed contractor or structural engineer review any load-bearing, code-sensitive, or safety-critical work before purchasing materials or starting construction. Spotted an arithmetic or standards error? Report it to contact@craftquantities.com with your inputs — a confirmed fix gets a permanent check of its own, so the same mistake cannot come back.