Roofing in Cottage Grove, MN

NOAA lists 57 hail events of 1 inch or larger within 10 miles of Cottage Grove from 2016 through March 31, 2026, most recently on September 21, 2025; 1 inch is the size at which the National Weather Service counts hail as severe. Counting hail of every size, NOAA lists 65 hail events there in that period. 21 of those hail events had hail 1.5 inches or larger.

The largest hail on record within 10 miles of Cottage Grove in that period was 2.5 inches, on March 10, 2021 near Sunfish Lake. NOAA lists 31 thunderstorm-wind events within 10 miles of Cottage Grove from 2016 through September 22, 2025, the strongest at 68 mph. 71% of homes in the 3 ZIP codes that cover Cottage Grove were built before 2000, so they are now more than 25 years old.

Washington County ranks 6th of 87 Minnesota counties for hail and 5th of 87 for strong wind in FEMA's National Risk Index. Storm damage is its own service: see roof storm damage restoration.

Cottage Grove has 40,124 residents in 13,878 households (American Community Survey 2023, 5-year). Tables of homes by year built, storm events by year and county risk ratings are on the Cottage Grove page.

• Roof Storm Damage Restoration

Housing, storm and risk tables for Cottage Grove

Source: NOAA Storm Events Database (hail events through March 31, 2026; thunderstorm-wind and tornado events through September 22, 2025); American Community Survey 2023, 5-year; FEMA National Risk Index 2026.

1. Free Project Price — Receive a detailed, no-obligation project estimate to help you envision and budget for your home transformation.
2. Select Materials & Color — Choose from a wide range of top-quality materials and colors to perfectly match your home's style and preferences.
3. Schedule Installation — Coordinate a convenient installation date with our team to ensure a smooth and efficient start to your project.
4. Install & Enjoy — Experience seamless installation and enjoy the enhanced beauty and functionality of your newly improved home exterior.

• Residential Roofing

  Omega Exteriors provides residential roofing solutions built around durability, energy efficiency, and curb appeal. Our team handles seamless installations and thorough inspections, with personalized care to match your home's unique needs.

• Roof Replacement

  Our roof replacement services use premium materials to improve durability and energy efficiency, while giving your home a fresh look that can add to its market value. The result is lasting peace of mind.

• Roof Storm Damage Restoration

  Our roof storm damage restoration provides fast, thorough repairs using proven techniques to restore your roof's integrity and help prevent future issues, so you can get back to normal with real peace of mind.

• Commercial Roofing
• Roof Installation
• Roof Repair
• Multi-Family & HOA Roofing

Everything about roofing: process, materials and common questions

• EPDM Roofs

  EPDM roofs offer exceptional weather resistance and flexibility, ensuring long-lasting performance and energy efficiency, ideal for flat or low-slope roofs needing durable, cost-effective protection.

• Flat Roofs

  Flat roofs offer versatile design and practicality, providing easy access and space optimization, perfect for commercial buildings and homes seeking modern aesthetics and efficient water management solutions.

• Stone Coated Steel Roofs

  Stone coated steel roofs combine strength and aesthetics, offering excellent durability, weather resistance, and a stylish finish that mimics traditional materials, ensuring long-lasting protection and enhanced curb appeal.

• Wood Shake Shingles Roofs

  Wood shake shingles offer natural beauty and timeless appeal, providing excellent insulation and weather resistance, making them an eco-friendly choice with unique character that enhances any home’s aesthetic.

• Asphalt Roofs
• Asphalt Shingle Roofs
• Metal Roofs
• Synthetic Tile Roofs
• TPO Roofs