Search “asphalt sealing cost” and you will get two answers that are not remotely close to each other. One set of sources says roughly $0.20 per square foot. Another says $1.25 to $1.50, with an average job around $574. That is a three- to five-fold gap on a job everyone agrees involves one crew, one truck, and one afternoon.
Neither camp is lying. They are answering different questions and neither one says so. Sorting that out is most of what you need to price your own driveway, so let’s start there.
Where the two numbers come from
Asphalt contractors and sealcoating companies publish bid rates. TruTec puts contractor bidding at $0.17–$0.40 per square foot with a sweet spot around $0.22–$0.32 under normal prep. TopSeal quotes $0.15–$0.35 professional. AsphaPro says $0.15–$0.30 pro and $0.08–$0.15 for DIY materials. These are the numbers a crew uses when pricing a parking lot or a long rural driveway.
Consumer lead-generation sites publish job outcomes. HomeGuide lists $1.00–$2.00 per square foot. HomeAdvisor lists $1.25–$1.50 and a $574 average job with a typical range of $282–$868. These are derived from what homeowners actually paid on actual residential driveways.
Here is why the contractor figures are the internally consistent ones. Both camps agree that sealer in a pail costs what it costs — under $0.25 per square foot in materials, retail. A professional price of $1.50 per square foot would mean labor is running six to ten times materials on a job that is, mechanically, pouring and pushing. And a $150–$250 job minimum, which every source acknowledges exists, only makes sense against a bid rate near $0.20: at $1.50 per square foot, a 400-square-foot driveway would already be $600 and no minimum would ever be needed. The low numbers describe the work. The high numbers describe something else.
The something else: the job minimum
Mobilizing a sealcoating crew costs roughly the same whether your driveway is 300 square feet or 900. There is a truck, a load of sealer, two people, drive time, and a day burned either way. So crews carry a practical job minimum around $150, and some quote $150–$250.
On a big surface, that minimum vanishes into the square footage and you pay the bid rate. On a residential driveway it is often the entire price. That is the whole reconciliation:
- Bid rate: $0.20–$0.65 per square foot for sealcoat only, $0.35–$1.00 with crack filling.
- Effective rate on a small driveway: $0.50–$1.00 per square foot, because the minimum is being divided by a small number.
Below roughly 600 square feet, the minimum — not your square footage — is setting your price. That is not a contractor taking advantage of you. It is the fixed cost of getting a truck to your house, and it is why the single best money move in sealcoating is getting two or three neighbors to book the same day.
The driveway sealing cost calculator models this directly: it floors the professional low end at the job minimum, so the per-square-foot figure it reports for a small drive is deliberately higher than the bid rate. That is the number you will actually be quoted.
What your driveway costs
Professional, before your state’s cost index:
400 square feet (a compact two-car pad):
- Sealcoat only: $150–$260
- With crack filling: $150–$400
- The $150 at the bottom of both is the minimum, not arithmetic.
600 square feet (a standard two-car driveway):
- Sealcoat only: $150–$390, typical about $210
- With crack filling: $210–$600
1,000 square feet (a longer drive):
- Sealcoat only: $200–$650, typical about $350
- With crack filling: $350–$1,000, typical about $550
Notice what happens across those three rows. The 400-square-foot job and the 600-square-foot job can cost the same at the low end. Past about 600 square feet the minimum stops binding and price starts tracking area honestly, which is why the 1,000-square-foot numbers look proportional and the 400-square-foot ones do not.
What you are buying, and what you aren’t
Included in a sealcoat price:
- Cleaning and blowing the surface
- Edging along the grass and borders
- One coat of asphalt-emulsion or coal-tar sealer
Included in the crack-filling tier, additionally:
- Hot- or cold-pour filler in cracks up to roughly half an inch wide
Not included, and priced separately:
- Pothole patching — $25–$40 each, or $100–$400 for a visit
- Alligator cracking and wheel ruts — these are base failures, not surface problems
- Power washing — $100–$260 when the surface needs more than a blower
- Oil-spot primer — needed where a car has been parked and leaking, because sealer will not bond over oil
- Striping
- Resurfacing or overlay — a different job entirely, covered below
Cracks wider than about half an inch also leave the standard tier. Large-crack work is commonly quoted by the linear foot, in the range of $0.50–$3.00 per foot depending on width and prep. If your driveway has a lot of that, ask for it as its own line rather than letting it inflate a vague “prep” charge.
One thing that does not belong anywhere near this page: sealing concrete. It is a different product at a different price — roughly $1–$3 per square foot — and this calculator does not price it. If you have a concrete drive, the concrete vs. asphalt comparison covers the very different maintenance rhythm it wants.
The DIY math
Sealing is one of the genuinely good DIY jobs on a property, and the reason is the minimum. You are not comparing your materials against a $0.20 bid rate; you are comparing them against the $150 a crew has to charge to show up.
Materials run about $0.07–$0.23 per square foot. Five-gallon pails cost $18–$65 and cover roughly 250–400 square feet — budget product lands nearer 200–250, premium polymer and acrylic products nearer 350–450, which is why the cheapest pail is not always the cheapest job. For a 400-square-foot driveway, that is roughly $28–$91 in sealer, plus crack filler and a squeegee.
Against $150–$260 for a pro on that same driveway, DIY genuinely cuts the bill in half or better. The costs that don’t show up on the receipt: a dry weekend above 50°F, a 24–48 hour cure you have to plan around, and a first crack-filling session that is slower and stickier than any video makes it look. On a long or steep driveway, the pro’s day starts looking well spent.
When sealing is the wrong purchase
Sealer is UV and water protection. It is not structural, and it is worth being blunt about the failure mode: sealing a driveway that has alligator cracking, sunken wheel ruts, or crumbling edges buys you a few months of looking better and zero years of life. Those are base problems, and sealer applied over them will crack along exactly the same lines by the following spring.
If that describes your driveway, price the real fix instead. An overlay runs $3–$7 per square foot, a full tear-out and repave $8–$15, and new asphalt over a fresh base $6–$13 — all in the asphalt driveway cost calculator. An overlay is only honest if the base beneath is sound; a bad base telegraphs through new asphalt within a couple of years, and then you have paid twice.
Where sealing earns its keep is on a driveway that is structurally fine and just aging: sealed every three to five years, asphalt routinely reaches 20–25 years. Skip it and the surface oxidizes, dries, opens up, and unravels years sooner. New asphalt is the exception — let it cure through its first year before the first coat.
Reading a quote
Price your own driveway on the driveway sealing cost calculator first — it takes your size, condition, and state, and shows both the professional range and the DIY pail count. Then hold the quote up against three questions:
- Is prep itemized? Crack filling, power washing, and oil-spot primer should be visible lines, not folded into one number.
- Are repairs separated from sealing? Potholes and alligator patching are repair work. If they are bundled, you cannot tell what you are paying for either.
- Is the price basically the minimum? On a small driveway, it usually is — and that is the moment to call the neighbors and ask whether the crew will do three driveways in one trip.
A quote inside the range, with prep spelled out, is a fair quote. A quote near $1.00 per square foot on a 400-square-foot drive is not automatically a bad one either — it just means you are paying the minimum, and now you know that’s what it is.
Frequently asked questions
How much does asphalt sealing cost per square foot?
The contractor bid rate is $0.20–$0.65 per square foot for sealcoat alone, or $0.35–$1.00 if cracks get filled first. But most residential driveways are too small to be priced purely by the foot — after a roughly $150 job minimum is spread over the area, a typical drive works out to an effective $0.50–$1.00 per square foot. Both numbers are true; they describe different things.
Why do some sites say sealcoating is $0.20 per square foot and others say $1.50?
Because asphalt contractors quote the bid rate and consumer lead-generation sites quote the small-job effective rate, without labeling either. The contractor figures are the internally consistent ones — a $150 job minimum only makes sense against a bid rate near $0.20, and DIY materials at $0.07–$0.23 per square foot could not sit ten times below a genuine professional price. The gap is the minimum, not a disagreement about the work.
How much does it cost to seal a two-car driveway?
For a 400-square-foot drive, expect $150–$260 for sealcoat only and $150–$400 if cracks need filling first — the low end of both being the job minimum rather than the math. A longer 1,000-square-foot driveway runs $200–$650 sealcoat only, with a typical figure near $350. DIY materials for the 400-square-foot job are roughly $28–$91.
Is there a minimum charge for driveway sealcoating?
Yes, in practice. Crews carry a job minimum around $150, and some quote $150–$250, because mobilizing a truck, sealer, and two people costs the same whether the driveway is 300 square feet or 900. It dominates the price on anything under roughly 600 square feet, which is why a small apron can cost nearly as much to seal as a driveway twice its size.
What does a sealcoating price not include?
Pothole patching ($25–$40 each, or $100–$400 per visit), alligator-crack and wheel-rut repair, power washing ($100–$260), oil-spot primer, striping, and any resurfacing or overlay. Basic cleaning and blowing the surface is included; a genuinely dirty or oil-stained driveway needs prep that is quoted separately.
How much cheaper is sealing a driveway myself?
Materials run about $0.07–$0.23 per square foot, against $0.20–$0.65 for a pro bid — but on a small driveway the comparison is against the $150 minimum, so DIY can genuinely cut the cost by half or more. Five-gallon pails run $18–$65 and cover roughly 250–400 square feet each. The savings are real; the cost is a warm, dry weekend and a slower first crack-filling session than you expect.
Heads up: this guide is general information, not legal, engineering, or financial advice — building codes and permit rules are set locally and change, so confirm the specifics with your own building department or a licensed pro before you commit. Cost figures are planning ranges, not quotes; see our methodology.