Storage Types
Storage Facilities
Copyright
2026 - All Rights
Reserved by Felicis Limited.
Extra Space Storage - 8321 - National City - 20th St
Office Hours
- Sun Closed
- Mon 9:30 AM - 6:00 PM
- Tue 9:30 AM - 6:00 PM
- Wed 9:30 AM - 6:00 PM
- Thu 9:30 AM - 6:00 PM
- Fri 9:30 AM - 6:00 PM
- Sat 9:00 AM - 5:30 PM
Access Hours
- Sun 6:00 AM - 8:00 PM
- Mon 6:00 AM - 8:00 PM
- Tue 6:00 AM - 8:00 PM
- Wed 6:00 AM - 8:00 PM
- Thu 6:00 AM - 8:00 PM
- Fri 6:00 AM - 8:00 PM
- Sat 6:00 AM - 8:00 PM
Available Storage Units
Small Unit
6' x 8' unit
Interior, Upstairs access via lift
Interior, Upstairs access via lift
$88.00
per month
$88.00
per month
Small Unit
6' x 9' unit
Interior, Upstairs access via lift
Interior, Upstairs access via lift
$96.00
per month
$96.00
per month
Small Unit
8' x 8' unit
Interior, Upstairs access via lift
Interior, Upstairs access via lift
$107.00
per month
$107.00
per month
Medium Unit
9' x 9' unit
Interior, Upstairs access via lift
Interior, Upstairs access via lift
$109.00
per month
$109.00
per month
Medium Unit
8' x 11' unit
Interior, Upstairs access via lift
Interior, Upstairs access via lift
$109.00
per month
$109.00
per month
Medium Unit
6' x 17' unit
Drive up access, Interior
Drive up access, Interior
$157.00
per month
$157.00
per month
Medium Unit
9' x 12' unit
Interior, Upstairs access via lift
Interior, Upstairs access via lift
$125.00
per month
$125.00
per month
Medium Unit
7' x 17' unit
Drive up access, Interior
Drive up access, Interior
$194.00
per month
$194.00
per month
Medium Unit
11' x 12' unit
Interior, Upstairs access via lift
Interior, Upstairs access via lift
$158.00
per month
$158.00
per month
Medium Unit
Flash Sale
10' x 17' unit
Drive up access, Interior
Drive up access, Interior
$185.00
per month
$185.00
per month
Medium Unit
11' x 17' unit
Drive up access, Interior
Drive up access, Interior
$304.00
per month
$304.00
per month
Features & Amenities
Other
- Paperwork can be done remotely
Access
- Handcarts available
- 24-hour kiosk service
- 24-hour access
Moving
- Moving supplies for sale
Billing
- Email billing available
- Auto-pay available
- Cash accepted
- Checks accepted
- Credit cards accepted
- Security deposit required
Discounts
- 1% Military discount (applies to active-duty only)
Administration
- Admin fee: $29.00
- English, Spanish speaking managers
- Accepts mail/packages for tenants
Property Coverage
- Insurance required
- Insurance available
- Protection plan required
- Protection plan available
- Homeowners/Renters insurance accepted
Security Features
- Video cameras on site
- Fenced & Lighted
- Manager lives on-site
