Crawl Space Waterproofing in Gulf Hills, Mississippi

2 of the 20 crawl space companies serving Gulf Hills, Mississippi specifically list waterproofing among their services, led by AFS Foundation & Waterproofing Specialists (5.0★, 43 reviews). Local waterproofing typically runs $1,500–$5,000.

Get drainage and sump pump quotes from Gulf Hills pros who handle wet crawl spaces. 2 local pros offer waterproofing services. For full service comparisons, see all crawl space contractors in Gulf Hills or encapsulation pros in Gulf Hills.

Gulf Hills Waterproofing Cost — Southeast — Heavy Seasonal Rain

$1,500$5,000interior drain + sump pump

Annual rainfall: 45–65 inches, concentrated in summer thunderstorms.

Cost varies with crawl space perimeter, sump pump capacity, discharge length, and exterior grading work. Get 2–3 quotes for an exact number.

Why Waterproofing Matters in Gulf Hills

In the Southeast, waterproofing is rarely just about keeping rain out — it is about managing groundwater that rises seasonally and storm bursts that overwhelm yard drainage in minutes. A sealed crawl space without drainage will flood from below during heavy storms because hydrostatic pressure pushes groundwater up through the substrate. Interior perimeter drains and a sump pump are the standard fix.

What a Gulf Hills Waterproofing System Should Include

  • Interior perimeter drain channel along footings (1.5–2 inch radius)
  • Sump pit and pump (1/3 to 1/2 HP, with battery backup)
  • Discharge line routed at least 10 feet from foundation
  • Vapor barrier (12–20 mil) over the drain system
  • Exterior French drain if the lot grades toward the home
  • Hurricane-rated check valve on discharge line

Interior vs Exterior Drainage in Mississippi

Recommendation

Interior perimeter drains are the primary line of defense in the Southeast. Exterior French drains help but are not sufficient alone — Southeast soil saturation defeats them during heavy storms.

Sump Pump Sizing

A 1/2 HP sump pump with battery backup is standard in this region. Power outages are common during the storms that create the most water — a battery backup is non-negotiable. Expect to replace pumps every 7–10 years.

What to Watch For in Mississippi

  • !Reject any waterproofing quote that does not include a sump pump in the Southeast
  • !Confirm the discharge line cannot back-flow during a flooded yard scenario (check valve required)
  • !Pair with encapsulation — sealed crawl space + drainage is the long-term Southeast standard

Waterproofing Contractors in Gulf Hills

AFS Foundation & Waterproofing Specialists

1317 26th Ave Ste 101, Gulfport, MS 39501, USA

5.0

43 reviews

WaterproofingFoundation Repair
Offers waterproofing

AFS Foundation & Waterproofing Specialists

3131 Hamilton Blvd, Theodore, AL 36582, USA

4.9

970 reviews

WaterproofingFoundation Repair
Offers waterproofing

Pro Vision Construction LLC

13113 Cloverdale St, Ocean Springs, MS 39564, USA

5.0

3 reviews

Crawl Space Repair

Five Star Foundation Repair LLC

2274 Hwy 11, Ovett Moselle Rd, Moselle, MS 39459, USA

5.0

16 reviews

Foundation Repair

Hub City Foundation Repair Co

108 Lundy Ln Ste 120, Hattiesburg, MS 39401, USA

5.0

2 reviews

Foundation Repair

Restoration 1 of Gulf Coast

21355 US 49, Saucier, MS 39574, USA

5.0

425 reviews

Crawl Space Repair

911 Restoration of South Mississippi

2033 Old Richton Rd, Petal, MS 39465, USA

5.0

2 reviews

Crawl Space Repair

Eye Spy Mold Inspection

3605 Miles Ln, Ocean Springs, MS 39564, USA

5.0

2 reviews

Mold Removal

Homelyft Restoration

3200 B Ave, Gulfport, MS 39507, USA

5.0

45 reviews

Crawl Space Repair

Mixon Foundation and Crawlspace Repair

6767 Kushla McLeod Rd, Eight Mile, AL 36613, USA

5.0

42 reviews

Foundation Repair

Clean Air Crew

7608 Park Ridge Dr, Biloxi, MS 39532, USA

5.0

60 reviews

Crawl Space Repair

Ox Foundation Solutions

9180 Irvington Bayou La Batre Hwy, Irvington, AL 36544, USA

5.0

80 reviews

Foundation Repair

Gulf Coast Foundations

36223 AL-59, Stapleton, AL 36578, USA

5.0

97 reviews

Foundation Repair

MDH Foundation Repair

3537 Denny Ave # 337, Pascagoula, MS 39581, USA

5.0

4 reviews

Foundation Repair

American Eagle Foundation Repair, LLC

17 Thatch St, Petal, MS 39465, USA

5.0

10 reviews

Foundation Repair

MidSouth Crawlspace Solutions

2404 US 49, Florence, MS 39073, USA

4.9

835 reviews

Crawl Space Repair

911 Restoration of Mississippi Gulf Coast

14403 Seaway Rd, Gulfport, MS 39503, USA

4.9

52 reviews

Crawl Space Repair

Olshan Foundation Repair

5835 N Commerce Plaza Dr, Jackson, MS 39206, USA

4.8

364 reviews

Foundation Repair

PuroClean of Ocean Springs

3110 Government St, Ocean Springs, MS 39564, USA

4.7

37 reviews

Crawl Space Repair

Cornerstone Foundation Repair

448 Co Rd 855, Shannon, MS 38868, USA

4.7

15 reviews

Foundation Repair

Waterproofing FAQs — Gulf Hills, Mississippi

Which companies offer crawl space waterproofing in Gulf Hills?

AFS Foundation & Waterproofing Specialists (5.0★), AFS Foundation & Waterproofing Specialists (4.9★) list waterproofing in Gulf Hills. 2 of 20 local crawl space companies tag this service directly.

How many crawl space contractors serve Gulf Hills?

20 crawl space companies are listed for Gulf Hills; Restoration 1 of Gulf Coast is the highest-rated at 5.0★ (425 reviews). Pros in nearby New Orleans and Mobile also cover the area.

How much does crawl space waterproofing cost in Gulf Hills, Mississippi?

Crawl space waterproofing in Gulf Hills, Mississippi typically costs $1,500–$5,000 for a complete interior drainage system with sump pump. Southeast — Heavy Seasonal Rain pricing reflects local labor rates and the specific drainage scope each climate demands.

Do I need an interior or exterior drainage system in Gulf Hills?

Interior perimeter drains are the primary line of defense in the Southeast. Exterior French drains help but are not sufficient alone — Southeast soil saturation defeats them during heavy storms.

What size sump pump do I need in Gulf Hills?

A 1/2 HP sump pump with battery backup is standard in this region. Power outages are common during the storms that create the most water — a battery backup is non-negotiable. Expect to replace pumps every 7–10 years.

Why is exterior grading important for waterproofing in Mississippi?

Verify a 6-inch fall over the first 10 feet from foundation. Many Southeast homes have settled grade that now slopes toward the foundation — re-grading before drainage installation prevents 30–50% of water issues.

When should I schedule waterproofing in Gulf Hills?

November through March — outside hurricane season and dry enough for excavation. Avoid May–October when storm bursts make crawl space access dangerous.

Expected ROI

Avoiding one major flood event ($8K–$25K in damage to floors, drywall, and HVAC) typically pays for the entire system within 2–5 years. Insurance: many Southeast carriers now offer 5–15% premium discounts for documented waterproofing systems.

Best Season to Schedule

November through March — outside hurricane season and dry enough for excavation. Avoid May–October when storm bursts make crawl space access dangerous.

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Southeast — Heavy Seasonal Rain

Annual rainfall: 45–65 inches, concentrated in summer thunderstorms