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Climate Controlled Self Storage in Grafton, WI

Secure indoor storage on Beech Street, minutes from downtown Grafton.

Grafton Self Storage provides climate-controlled units and indoor vehicle parking at 550 Beech St, off Washington Street near the Milwaukee River. Serving households and businesses across Grafton, Cedarburg, Saukville, and Port Washington, our clean, gated facility features 7-day access, security cameras, and simple month-to-month leases. Reserve online or call our team today.

Security Cameras
Gated Access
Climate Controlled

5x10
Climate Controlled - Ground Level
10x12
Climate Controlled - Lower Level
10x15
Climate Controlled - Lower Level
10x15
Climate Controlled - Ground Level
10x20
Climate Controlled - Ground Level
10x25
Climate Controlled - Ground Level
4x8
Climate Controlled - Parking Garage (Motorcycle)
10x16
Climate Controlled - Parking Garage
10x19
Climate Controlled - Parking Garage
10x20
Climate Controlled - Parking Garage
10x25
Climate Controlled - Parking Garage

Clean, Friendly & Secure

Delivering an Outstanding Storage Experience

Climate Controlled Units

Climate Controlled Units

Temperature controlled interior units help protect furniture, electronics, documents, and other sensitive belongings from Wisconsin's seasonal swings.
Secure Gated Access

Secure Gated Access

Our facility in Grafton ensures secure, controlled entry for convenient access to your belongings, offering both flexibility and peace of mind.
Month-to-Month Leases

Month-to-Month Leases

Grafton Self Storage offers flexible leases, so you can change your storage unit size or duration as your needs evolve.
Online Bill Payment

Online Bill Payment

Conveniently manage your storage bills with our easy online bill payment. Need assistance? Our customer support team is just a call away.

Our Customers Are Our Top Priority

See What They Say About Us

Grafton Self Storage Facility1

Welcome to Grafton Self Storage

Clean, Secure Storage for Grafton and Ozaukee County

Grafton Self Storage helps families, students, and local businesses find a little more room to breathe. Whether you are downsizing a home, storing seasonal gear between projects, parking a classic car for the winter, or keeping business inventory and documents close by, we offer flexible self storage in Grafton, WI built around how you actually use it.

Our goal is simple: give the Grafton community a storage experience that feels easy from the first click to move-in day. Friendly on-site staff, straightforward month-to-month leases, and a clean, well-managed building are what keep neighbors coming back.

Security Cameras
24/7 Online Booking
Month-To-Month Leases
Grafton Self Storage Units Inside

Why Choose Grafton Self Storage?

Indoor Storage and Vehicle Parking Built for Convenience

Every unit sits inside a clean, climate controlled building with well-lit hallways, individually secured doors, and around-the-clock security camera coverage. Access is controlled by your personal gate code, and complimentary carts, dollies, an elevator, and a loading dock make moving in and out easy no matter the weather. Indoor parking spaces include trickle-charger outlets to keep your vehicle ready to go, and leases are month-to-month, so you can rent, reserve, and pay online or through the Storage Genie app whenever it suits you.

Grafton Self Storage is located at 550 Beech St, Grafton, WI 53024, just off Washington Street and close to the Milwaukee River and Lime Kiln Park. We are less than a mile from Centennial Park, John Long Middle School, and local favorites like Spring Garden, Sahale Ale Works, and The Stillery, and under two miles from Grafton High School and its stadium. That puts us on routes you already travel and makes us a convenient choice for storage across Grafton, Cedarburg, Saukville, Port Washington, Mequon, and Thiensville.

Reserve your unit online today, or call (262) 204-8380 to speak with our team.

Gated Access
Keypad Entry
Climate Controlled
Vehicle Vault

The Vehicle Vault: Underground Vehicle Storage in Grafton

Car, Truck, and Motorcycle Storage Beneath Our Building

Below our self-storage building, The Vehicle Vault offers a dedicated underground level built just for vehicles. This newly built, climate controlled space keeps cars, trucks, and motorcycles protected from Wisconsin’s heat, cold, and humidity, shielding paint, interiors, and mechanical parts from the elements all year long. It has its own drive-in entrance at 1327 6th Ave, Grafton, WI 53024, right beneath Grafton Self Storage.

Every vehicle gets its own assigned spot with easy drive-in access and trickle-charger outlets to keep batteries ready, plus the same 7-day keypad entry, security cameras, and on-site management as the storage above. Whether you are tucking a convertible away for the season or keeping a prized vehicle out of the driveway year-round, our underground vault is a secure, out-of-sight home for it.

Ask our team about vehicle availability, or reserve your spot at The Vehicle Vault online today.

RV Storage
Vehicle Storage

Frequently Asked Questions

We’re here to help!

Browse the available units above, choose the size you need, and complete your reservation online in a few minutes. Have questions first? Call us at (262) 204-8380 and our team will walk you through it.

Yes! You can reserve a storage unit ahead of your move-in-date. You do not have to pay for the unit until the day you move in. Please go ahead and make a reservation online.

Prices vary by unit size and current availability. Check the unit listings above for the most up-to-date pricing at our Grafton location.

Yes. The Vehicle Vault is a newly built, climate controlled level located underground, right beneath Grafton Self Storage, with its own drive-in entrance at 1327 6th Ave. It is built for classic cars, sports cars, trucks, and motorcycles, with individually assigned spots, drive-in access, trickle-charger outlets, and 7-day keypad entry, all managed by the same on-site team.

Self storage is space you can access on your own schedule to keep belongings outside your home or business. At Grafton Self Storage, your unit is reached with a secure personal gate code, so you can stop by and grab what you need during access hours without an appointment.

Yes. Our interior units are climate controlled to help protect furniture, electronics, documents, and other sensitive items from Wisconsin's heat and cold throughout the year.

Yes. Our multi-level building includes elevator access, along with a loading dock and complimentary carts and dollies at the interior entrances to make moving items to upper-floor units easy.

Gate access is available seven days a week from 6:00 AM to 10:00 PM using your personal keypad code. Our support team is reachable by phone from 9:00 AM to 6:00 PM, seven days a week.

Yes. We offer secure indoor vehicle parking with drive-in access for cars, classic vehicles, and smaller boats or RVs. Indoor spaces include trickle-charger outlets to help keep your battery ready between trips.

We are located at 550 Beech St, Grafton, WI 53024, just off Washington Street near the Milwaukee River and Lime Kiln Park. You will find us within a mile of Centennial Park, John Long Middle School, and downtown eateries like Spring Garden, Sahale Ale Works, and The Stillery, and we are easy to reach from Cedarburg, Saukville, and Port Washington. From Washington Street, turn onto Beech Street and look for our signage.