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FreeUp Storage Black Diamond

30460 3rd Avenue, Black Diamond, WA 98010
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Online Move-In AvailableRent online, skip the counter, and go straight to your space
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10% Military discount
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10% Military discount (applies to active-duty, reserves, veterans only)

Available Storage Units (12)

5x8.5

$1.41 / sqft
small storage unit
Features
Roll Up DoorHeated Only2nd FloorInterior
$60.00
Only 1 Left!
Reserve Now, Pay LaterYou will not be charged until move-in

5x10

$0.94 / sqft
small storage unit
Features
Roll Up DoorHeated Only2nd FloorInterior
$47.00
$74.00
Reserve Now, Pay LaterYou will not be charged until move-in

10x5

$1.00 / sqft
small storage unit
Features
Roll Up DoorHeated Only2nd FloorInterior
$50.00
$79.00Only 3 Left!
Reserve Now, Pay LaterYou will not be charged until move-in

10x5

$1.10 / sqft
small storage unit
Features
Roll Up DoorHeated OnlyInterior
$55.00
$87.00Only 2 Left!
Reserve Now, Pay LaterYou will not be charged until move-in

5x10

$2.46 / sqft
small storage unit
Features
Roll Up DoorHeated OnlyInterior
$123.00
Only 3 Left!
Reserve Now, Pay LaterYou will not be charged until move-in

10x10

$0.74 / sqft
medium storage unit
Features
Roll Up DoorHeated Only1st FloorInterior
$74.00
$116.00
Reserve Now, Pay LaterYou will not be charged until move-in

10x10

$0.79 / sqft
medium storage unit
Features
Roll Up DoorHeated Only2nd FloorInterior
$79.00
$105.00
Reserve Now, Pay LaterYou will not be charged until move-in

10x15

$0.58 / sqft
medium storage unit
Features
Roll Up DoorHeated Only2nd FloorInterior
$87.00
$137.00Only 1 Left!
Reserve Now, Pay LaterYou will not be charged until move-in

10x15

$0.91 / sqft
medium storage unit
Features
Roll Up DoorHeated Only1st FloorInterior
$136.00
$215.00
Reserve Now, Pay LaterYou will not be charged until move-in

10x20

$0.70 / sqft
medium storage unit
Features
Roll Up DoorHeated Only1st FloorInterior
$140.00
$220.00
Reserve Now, Pay LaterYou will not be charged until move-in

10x25

$0.98 / sqft
large storage unit
Features
Roll Up DoorDrive Up Access
$246.00
$388.00Only 2 Left!
Reserve Now, Pay LaterYou will not be charged until move-in

10x30

$1.19 / sqft
large storage unit
Features
Roll Up DoorDrive Up Access
$356.00
$560.00Only 3 Left!
Reserve Now, Pay LaterYou will not be charged until move-in

Complete Amenities & Features

ACCESS

  • Electronic gate accessElectronic gate access
  • ElevatorElevator
  • Handcarts or dolliesHandcarts or dollies
  • Is your facility parking lot or driveway large enough for an 18-wheel truck?Is your facility parking lot or driveway large enough for an 18-wheel truck?

SECURITY

  • Video cameras onsiteVideo cameras onsite
  • Fenced + LightedFenced + Lighted

OFFICE HOURS
SundayClosed
Monday6:00 AM – 6:00 PM
Tuesday6:00 AM – 6:00 PM
Wednesday6:00 AM – 6:00 PM
Thursday6:00 AM – 6:00 PM
Friday6:00 AM – 6:00 PM
Saturday7:00 AM – 4:00 PM
ACCESS HOURS
Sunday6:00 AM – 10:00 PM
Monday6:00 AM – 10:00 PM
Tuesday6:00 AM – 10:00 PM
Wednesday6:00 AM – 10:00 PM
Thursday6:00 AM – 10:00 PM
Friday6:00 AM – 10:00 PM
Saturday6:00 AM – 10:00 PM

VEHICLE STORAGE REQUIREMENTS

  • Requires titleRequires title
  • Requires registrationRequires registration
  • Requires insuranceRequires insurance
  • Must be drivableMust be drivable

PROPERTY COVERAGE

  • Insurance requiredInsurance required
  • Insurance available for purchaseInsurance available for purchase
  • Homeowners or renters insurance acceptedHomeowners or renters insurance accepted

PAYMENTS

  • Credit cards accepted: Visa, Mastercard, AMEX, DiscoverCredit cards accepted: Visa, Mastercard, AMEX, Discover

BILLING

  • Email invoicing availableEmail invoicing available
  • Automatic payments availableAutomatic payments available
  • Rent due on same day each month per lease startRent due on same day each month per lease start

MISCELLANEOUS

  • Moving supplies for saleMoving supplies for sale
  • Paperwork can be done remotelyPaperwork can be done remotely

Customer Reviews

4.5(7)

Awesome

by MARTIN TIMMERMAN

January 7, 2026

5.0

All is good and simple...was different using and onscreen help as im used to a real person for customer service

Nice, clean, accomodating would definitely recommend

by Myriah Moreland

December 2, 2025

5.0

I actually have already recommended it to a friend

Great facility!

by Fabo Ohno

June 24, 2023

5.0

Very nice!! Very clean and very affordable

Very professional and helpful.

by Judith Tidd

August 4, 2022

5.0

This storage facility was the best! Staff was very helpful and accommodating when I called with questions regarding pricing, sizing and access to the units. Would use them again in a heartbeat! Everything was done online which is an asset when packing a move.

Booked online, finalized in person fast & easy

by Teasha Chancey

July 1, 2022

5.0

Joelle was patient, thorough and fantastic to work with! Very comfortable environment! New facility with great technology, even air conditioning in unit building!

How to Rent a Storage Unit With Storage.com

There are two easy ways to secure a unit at this storage facility

1You can complete your rental process online today and go straight to your unit when you plan to move in.
2You can make a reservation today with no payment until you sign your lease at your move-in date.
How It Works
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