Roof Cost per Square in Austin, TX

How to work out roughly what yours is

Take the footprint of the house in square feet and multiply by a pitch factor: about 1.05 for a shallow roof, 1.12 for a typical one, 1.25 or more for a steep one. Then add for overhangs. A 2,000 square foot single-storey Austin house with a normal pitch works out somewhere around 22 to 25 squares.

That is an estimate, not a measurement — a contractor will measure properly or pull it from aerial imagery. The point of doing it yourself is that a quote quoting you 35 squares for that house needs explaining.

Turning Austin’s permit data into a per-square figure

The permit file gives declared values, not square counts, so a precise per-square average is not something anybody can honestly pull from it. What it does give is the total: 600 roof-only residential jobs averaging $27,916, with the distribution below.

• under $10,000 — 256 permits (43%)
• $10,000–$20,000 — 116 permits (19%)
• $20,000–$30,000 — 102 permits (17%)
• $30,000–$50,000 — 49 permits (8%)
• over $50,000 — 77 permits (13%)

Divide the middle of that range by a typical 22 to 25 squares and you land in the low hundreds of dollars per square for a straightforward asphalt job — which matches what the trade quotes. Treat it as a sanity check rather than a price list.

What the per-square price is supposed to include

This is where quotes diverge, and where a low per-square number can end up costing more:

• Tear-off and disposal of the existing roof
• Underlayment, and what goes into the valleys
• The shingle itself, named by manufacturer and line
• Starter course and ridge cap — sometimes priced separately
• Drip edge at eaves and rakes
• New flashing at every penetration
• Nails, and whether they are the manufacturer’s specified count per shingle
• Cleanup and the magnet sweep

Decking is normally not included, and should be priced per sheet in the quote. Ask for that rate in writing. It is the clause that most often turns a fixed price into a variable one.

One caveat that applies to every figure here: a declared permit value is what the owner or contractor wrote on the application before the old roof came off, not what the final invoice said. It is a reliable guide to scale and an unreliable guide to the cent — and still far better evidence than a national average with the word “Austin” dropped into it.

The thing nobody tells you about Texas

There is no state roofing licence in Texas. No trade examination, no bonding requirement, no state registration specific to roofing. When a website says “licensed and insured”, the second word is doing all of the work.

So “licensed” is not a filter you can use here. Three things are: a current certificate of insurance with dates you can read, the date the business actually started trading (a public state filing, exact to the day), and a written scope that names materials, squares, what happens to the decking, the flashing, the permit and the warranty split. A quote that is one line and one number is not a quote.

And one to walk away from: a contractor offering to “waive your deductible” or fold it into the price is describing insurance fraud, and in Texas the homeowner is a party to it.

The ten lines a written quote should contain

Most of the difference between two roof quotes in Austin is not the shingle. It is what surrounds it, and what quietly went missing from the cheaper one:

• The material, named by manufacturer and product line — not just “architectural shingle”.
• The number of squares. Without it, two quotes cannot be compared at all.
• Tear-off or overlay, and how many existing layers come off.
• Decking replacement, priced per sheet. The single clause that most often turns a fixed quote into a variable one.
• Underlayment, and what specifically goes into the valleys.
• New flashing at every chimney, wall and vent — replaced, not reused.
• Ventilation: what is kept, replaced or added.
• Who pulls the permit, and whether the fee is inside the price.
• Cleanup, including a magnet sweep for nails.
• The warranty, split explicitly into labour and material.

A quote that is one line and one number is not a quote. It is an opening position, and you have no way of telling what was left out of it.

Sources: City of Austin issued building permits; Texas Comptroller of Public Accounts, active sales tax permit holders. Both public records, retrieved September 2026.