Crawl Space Repair in Napa, California
Reviewed by Michael Peterson· Licensed Home Inspector
24 crawl space companies serve Napa, California, together holding 1,664 customer reviews. Under The House. is the highest-rated at 5.0★ (66 reviews). Local crawl space repair typically runs $1,450–$5,700, and full encapsulation $2,950–$8,000. The most common services offered here are crawl space repair, foundation repair, insulation.
Find trusted local contractors for crawl space encapsulation in Napa, waterproofing in Napa, mold removal in Napa, and more in Napa.
Local Price Estimates — Napa
* Estimates based on local market rates. Get free quotes for exact pricing. See the full repair cost guide, encapsulation cost guide, or cost calculator.
Crawl Space Contractors in Napa
1724 Casita Ct, Santa Rosa, CA 95409, USA
1 reviews
150 Madrigal St, Rohnert Park, CA 94928, USA
4 reviews
1133 Piner Creek Dr, Santa Rosa, CA 95401, USA
66 reviews
1255 Treat Blvd suite 300, Walnut Creek, CA 94597, USA
30 reviews
9472 Wellington Cir, Windsor, CA 95492, USA
28 reviews
3379 Solano Ave PMB 110, Napa, CA 94558, USA
18 reviews
3049 Research Dr, Richmond, CA 94806, USA
58 reviews
815 Arnold Dr #2, Martinez, CA 94553, USA
41 reviews
3100 Dutton Ave Ste. 142E, Santa Rosa, CA 95407, USA
60 reviews
595 Portal St, Cotati, CA 94931, USA
112 reviews
2073 Shurtleff Ave, Napa, CA 94559, USA
12 reviews
399 Business Park Ct Unit 518, Windsor, CA 95492, USA
218 reviews
400 Tamal Plaza suite 409, Corte Madera, CA 94925, USA
50 reviews
2333 Courage Dr STE C, Fairfield, CA 94533, USA
593 reviews
1305 N Dutton Ave, Santa Rosa, CA 95401, USA
39 reviews
3478 Buskirk Ave, Pleasant Hill, CA 94523, USA
48 reviews
7172 Regional St #114, Dublin, CA 94568, USA
10 reviews
1813 Rutan Dr Unit A, Livermore, CA 94551, USA
209 reviews
67 Galli Dr Suite C, Novato, CA 94949, USA
5 reviews
2016 Jefferson St, Napa, CA 94559, USA
2 reviews
FAQs — Crawl Space Services in Napa
How much does crawl space repair cost in Napa?
Crawl space repair in Napa, California typically costs between $1,450 and $5,700, depending on the extent of damage and services required. With 24 local companies to compare, getting 2–3 quotes usually saves 15–30%.
How much does crawl space encapsulation cost in Napa?
Crawl space encapsulation in Napa typically costs between $2,950 and $8,000. The price depends on the size of your crawl space and the materials used.
Who is the top-rated crawl space company in Napa?
Under The House. is the highest-rated crawl space contractor in Napa with a 5.0★ rating from 66 reviews. Clean CrawlSpace Inc. (5.0★, 60 reviews) is also highly rated. Ratings shown are from public customer reviews.
How many crawl space contractors serve Napa?
24 crawl space companies are listed for Napa. The average local rating is 4.8★ across 1,664 reviews. Contractors in nearby San Francisco and Sacramento also serve the area.
What crawl space services are available in Napa?
Napa contractors most commonly offer crawl space repair, foundation repair, insulation, alongside repair, insulation, cleaning, and inspection. Compare providers above to see who offers what.
What should Napa homeowners know before hiring a crawl space contractor?
Even in dry climates, a vapor barrier on the crawl space floor is recommended. It blocks soil gas (including radon), reduces dust, and prevents the rare but damaging moisture event from causing mold. Always verify licensing and insurance, and get itemized quotes from at least two Napa-area companies before signing.
Crawl Space Concerns in California
While the Southwest is dry most of the year, the combination of expansive soils and occasional heavy rain creates unique foundation challenges. Homes with crawl spaces benefit from proper drainage and vapor barriers, even in arid climates, to protect against monsoon moisture and soil gas.
Local Tip — California
Even in dry climates, a vapor barrier on the crawl space floor is recommended. It blocks soil gas (including radon), reduces dust, and prevents the rare but damaging moisture event from causing mold.
Recommended services for Napa:
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Pro Tip
Prices vary by location, crawl space size, and severity. Always get 2–3 quotes before hiring.