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How Much Does it Cost to Seal a Deck in Mill Valley?

Typical Range: $360 - $470

The average deck sealing cost in Mill Valley is $360 - $470, but it could vary from $305 to $525. Discover the detailed price range here.

How Much Does it Cost to Seal a Deck in Mill Valley?

Deck sealing in Mill Valley is an effective way of maintaining your deck. While regular cleaning can help in keeping your deck in good condition, there are still certain benefits that you can only get with a quality Mill Valley deck sealing. Sealing is particularly needed when your deck starts showing signs of wear and tear. Old age can take its toll on the surface of any deck, especially on wood. Using harsh and abrasive cleaning materials and even power washing can potentially harm any wood decking. If your deck is suffering from these issues, it is best that you get deck sealing in Mill Valley. There are many benefits that come along with getting professional Mill Valley deck sealing. Sealants can be applied to protect your deck from UV rays and water. A clear sealant will allow the natural color and beauty of the wood to show. It will also help protect the wood from moisture and damage caused by long exposure to the sun. Most homeowners tend to paint their wood. However, paint does not provide the same protection that sealants do. Deck sealing in Mill Valley is an affordable way of prolonging the life your deck. Not only that but it can help in reducing the wasted wood because of poor maintenance and irreparable damages.

What is the price for Deck Sealing in Mill Valley, CA?

Home remodeling & home services cost estimates
ITEMQUANTITYLOWHIGH
Deck Labor
6 Hours$230$419
Deck Job Materials and Supplies
200 Square Feet$26$41
Deck Equipment Allowance
$49$65
Total Cost to Clean Decks215 Square Feet$305$525
Average cost per Square Foot$2$3
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Fair price breakdown

Deck sealing in Mill Valley has been estimated to cost around $790 on average. Its cost can go as low as $250 and as high as $1,700 with the majority of homeowners spending between $500 and $1,100. Mill Valley deck sealing is quite different from deck staining. Staining is usually used to change the color of the wood and make it more aesthetically appealing. On the other hand, deck sealing in Mill Valley is primarily used to protect the wood from damages caused by sun exposure and water. The cost of sealing a deck depends on the size of the deck, the sealant to be used, and labor cost. An average sized deck may need two gallons of sealant which can cost around $50 to $80. There are two kinds of sealants that can be used in Mill Valley deck sealing; oil-based and water-based.

Recent in Mill Valley, CA

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Deck Sealing quotes from Mill Valley homeowners.

Deck

JJeremy F.
Concord, CA
We have an existing 10x12 ft back deck that is structurally unstable and needs to be rebuilt. We would also like to have a new section built that is roughly 12x14 ft, with steps to the ground. Currently we do not have steps.

Find the Best Costs on Deck Sealing - Mill Valley, 94941

Oil-based sealants are a bit more expensive than water-based sealants. Oil-based can either be penetrating or coating. In most cases, they can be both. Water based sealants are considered to be coatings only. They can be cleaned easily but they are less resistant to wear and tear. There are several brands of sealants being used in Mill Valley deck sealing projects. They all come in varying prices. Some of the most common sealants are TWP which can cost around $30 to $40 per gallon, Behr which costs $20 to $35 per gallon, and Olympic which can cost $25 to $45 per gallon. All other products are estimated to cost around $14 to $40 per gallon. A professional usually charges $40 to $70 per hour for deck sealing in Mill Valley. This rate can change depending on the difficulty of the task and if there are any preparations needed before applying the sealant.

Verified Local pros & Availability

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ECONOMY HOME REPAIR

ECONOMY HOME REPAIR

514 SHORELINE HWY, Mill Valley, CA, 94941

62.00
·
Verified Pro
434 locals recently requested a quote
A 1 Construction

A 1 Construction

111 Antonette Ave, San Rafael, CA, 94901

67.00
·
Verified Pro
469 locals recently requested a quote
Britting's Gardens

Britting's Gardens

P O Box 1152, Mill Valley, CA, 94941

93.00
·
Verified Pro
651 locals recently requested a quote

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Frequently Asked Questions (FAQ)

It is recommended to get deck sealing once every 14 to 18 months. However, if your deck is not exposed to sun and rain a lot, you might need deck sealing every two years.

Last Updated: May 31, 2026

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Deck Sealing in Mill Valley, CA - Costs 06 / 2026 - homeyou