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Best Storage Units in Thornton, CO

Compare listings using public Google ratings, review counts, location, and amenities we have on file—then request quotes to confirm availability for your unit size and move-in plans.

Compare Storage OptionsGet a Free Quote
Facilities listed
19
Sorted with highest-rated options first.
Highest-rated facility
Extra Space Storage (4.9★)
Based on Google ratings in our dataset.
Average review rating
4.6 / 5
Across 19 facilities with ratings.

How we help: We surface multiple operators using public Google ratings and review counts from our dataset—rankings here are not paid. Use quotes to confirm pricing, access hours, and climate-controlled availability for your dates.

Longer guide: choosing storage in Thornton, CO

How we rank storage facilities

Order on this page is based on public signals available to us, including Google star ratings, review counts, how close listings are to the city you searched, and facility details or amenities when we have them. Rankings are a starting point—they are not a guarantee of fit, availability, or price.

We do not independently audit each facility. Always confirm access hours, pricing, and unit availability directly with the operator before you rent.

Sort by: Best overall (rating)
10 facilities highlighted
✔ Review-driven rankings✔ Multiple brands side-by-side✔ Quote-first pricing workflow

Top storage units in Thornton

Use View Facility for the operator's site (opens in a new tab) or Request Storage Quote to reach out about pricing and unit types.

  1. #1

    Extra Space Storage

    2950 W 96th Ave, Denver, CO 80260, United States

    4.9
    (1,325 Google reviews)
    • Climate-controlled options (availability varies)
    • 24/7 access options (availability varies)
    • Drive-up & indoor units (availability varies)
    View Facility
  2. #2

    STOR-N-LOCK Self Storage

    11210 E 104th Ave, Henderson, CO 80640, United States

    4.9
    (930 Google reviews)
    • Climate-controlled options (availability varies)
    • 24/7 access options (availability varies)
    • Drive-up & indoor units (availability varies)
    View Facility
  3. #3

    Public Storage

    10310 Quivas St, Thornton, CO 80260, United States

    4.8
    (511 Google reviews)
    • Climate-controlled options (availability varies)
    • 24/7 access options (availability varies)
    • Drive-up & indoor units (availability varies)
    View Facility
  4. #4

    Extra Space Storage

    9000 Gale Blvd, Thornton, CO 80260, United States

    4.8
    (556 Google reviews)
    • Climate-controlled options (availability varies)
    • 24/7 access options (availability varies)
    • Drive-up & indoor units (availability varies)
    View Facility
  5. #5

    113th Storage - A Colorado Storage Facility

    11301 Colorado Blvd, Thornton, CO 80233, United States

    4.7
    (56 Google reviews)
    • Climate-controlled options (availability varies)
    • 24/7 access options (availability varies)
    • Drive-up & indoor units (availability varies)
    View Facility
  6. #6

    Thornton Storage - A Colorado Storage Facility

    12251 Washington St, Thornton, CO 80241, United States

    4.7
    (28 Google reviews)
    • Climate-controlled options (availability varies)
    • 24/7 access options (availability varies)
    • Drive-up & indoor units (availability varies)
    View Facility
  7. #7

    Extra Space Storage

    664 W Thornton Pkwy, Thornton, CO 80260, United States

    4.7
    (650 Google reviews)
    • Climate-controlled options (availability varies)
    • 24/7 access options (availability varies)
    • Drive-up & indoor units (availability varies)
    View Facility
  8. #8

    Public Storage

    1293 W 84th Ave, Federal Heights, CO 80260, United States

    4.7
    (478 Google reviews)
    • Climate-controlled options (availability varies)
    • 24/7 access options (availability varies)
    • Drive-up & indoor units (availability varies)
    View Facility
  9. #9

    Public Storage

    7333 York St, Thornton, CO 80229, United States

    4.7
    (581 Google reviews)
    • Climate-controlled options (availability varies)
    • 24/7 access options (availability varies)
    • Drive-up & indoor units (availability varies)
    View Facility
  10. #10

    Public Storage

    11550 Huron St, Northglenn, CO 80234, United States

    4.7
    (450 Google reviews)
    • Climate-controlled options (availability varies)
    • 24/7 access options (availability varies)
    • Drive-up & indoor units (availability varies)
    View Facility

Storage unit size guide for Thornton

Use this as a starting point—door dimensions, hallways, and how tightly you pack all affect what fits. When in doubt, ask facilities to confirm sizing for your load.

Unit sizeRough matchGood for
5×5Walk-in closetBoxes, seasonal décor, a few totes, or sports gear.
5×10Studio apartment (partial)Furniture from a small studio plus boxes, or a motorcycle with gear.
10×10One-bedroom apartmentTypical one-bedroom contents when stacked efficiently.
10×15Two-bedroom homeTwo bedrooms plus appliances, or larger furniture sets.
10×20Vehicle or large householdSmall home move, business inventory, or a vehicle with clearance to spare.

More detail on choosing a storage unit size →

Compare storage facilities in Thornton

Side-by-side view of ratings, typical size ranges, and amenities. Pricing changes with unit size, specials, and availability—use the quote form to confirm numbers for your dates.

FacilityPricingUnit SizesFeaturesCTA
Extra Space Storage
4.9 Google rating
2950 W 96th Ave, Denver, CO 80260, United States
Varies—request a quote
5×5 to 10×20 (availability varies)
Climate-controlled options (availability varies) • 24/7 access options (availability varies) • Drive-up & indoor units (availability varies)
Check Availability
STOR-N-LOCK Self Storage
4.9 Google rating
11210 E 104th Ave, Henderson, CO 80640, United States
Varies—request a quote
5×5 to 10×20 (availability varies)
Climate-controlled options (availability varies) • 24/7 access options (availability varies) • Drive-up & indoor units (availability varies)
Check Availability
Public Storage
4.8 Google rating
10310 Quivas St, Thornton, CO 80260, United States
Varies—request a quote
5×5 to 10×20 (availability varies)
Climate-controlled options (availability varies) • 24/7 access options (availability varies) • Drive-up & indoor units (availability varies)
Check Availability
Extra Space Storage
4.8 Google rating
9000 Gale Blvd, Thornton, CO 80260, United States
Varies—request a quote
5×5 to 10×20 (availability varies)
Climate-controlled options (availability varies) • 24/7 access options (availability varies) • Drive-up & indoor units (availability varies)
Check Availability
113th Storage - A Colorado Storage Facility
4.7 Google rating
11301 Colorado Blvd, Thornton, CO 80233, United States
Varies—request a quote
5×5 to 10×20 (availability varies)
Climate-controlled options (availability varies) • 24/7 access options (availability varies) • Drive-up & indoor units (availability varies)
Check Availability
Thornton Storage - A Colorado Storage Facility
4.7 Google rating
12251 Washington St, Thornton, CO 80241, United States
Varies—request a quote
5×5 to 10×20 (availability varies)
Climate-controlled options (availability varies) • 24/7 access options (availability varies) • Drive-up & indoor units (availability varies)
Check Availability
Extra Space Storage
4.7 Google rating
664 W Thornton Pkwy, Thornton, CO 80260, United States
Varies—request a quote
5×5 to 10×20 (availability varies)
Climate-controlled options (availability varies) • 24/7 access options (availability varies) • Drive-up & indoor units (availability varies)
Check Availability
Public Storage
4.7 Google rating
1293 W 84th Ave, Federal Heights, CO 80260, United States
Varies—request a quote
5×5 to 10×20 (availability varies)
Climate-controlled options (availability varies) • 24/7 access options (availability varies) • Drive-up & indoor units (availability varies)
Check Availability
Public Storage
4.7 Google rating
7333 York St, Thornton, CO 80229, United States
Varies—request a quote
5×5 to 10×20 (availability varies)
Climate-controlled options (availability varies) • 24/7 access options (availability varies) • Drive-up & indoor units (availability varies)
Check Availability
Public Storage
4.7 Google rating
11550 Huron St, Northglenn, CO 80234, United States
Varies—request a quote
5×5 to 10×20 (availability varies)
Climate-controlled options (availability varies) • 24/7 access options (availability varies) • Drive-up & indoor units (availability varies)
Check Availability

* We do not publish dollar estimates here. Submit your unit size and move-in timeframe for facility-specific pricing.

Map: Storage Units in Thornton

See nearby facilities, cross streets, and drive times. Availability varies by unit size and move-in date.

Open in Google Maps →

How much does storage cost in Thornton?

There is not a single “going rate” for Thornton. Monthly rent varies with unit size, indoor vs drive-up access, climate control, how close the facility is to demand centers, current occupancy, and move-in specials. The fastest way to understand your all-in cost is to compare a few facilities with the same unit size and move-in timeframe—promotions change week to week.

Start with the storage unit size guide to narrow dimensions, then read climate-controlled storage: when it helps if you are storing sensitive items.

Get a free storage quote

Tell us how to reach you and what you need. We route requests to local facilities so you can compare real availability and pricing for your dates.

Climate controlled?

No obligation. We use this information only to connect you with storage providers in CO.

Frequently asked questions about storage in Thornton

Practical answers about sizing, climate control, pricing factors, and what to compare.

How do I choose the right storage unit size in Thornton?
Start with what you are storing and how often you will visit the unit. Smaller units often work for boxes and seasonal gear, mid-size units for typical apartment moves, and larger units for multi-room homes or vehicle storage. Ceiling height and door width affect what fits, so confirm details when you request quotes.
Is climate-controlled storage worth it in Thornton?
It can help protect belongings that are sensitive to heat, cold, or humidity—like electronics, documents, wood furniture, or upholstered items—especially for longer rental periods. For short-term storage of less sensitive items, a standard unit may be enough. Ask each facility what “climate-controlled” includes.
How much does storage cost in Thornton?
Monthly rates depend on unit size, indoor vs drive-up access, climate control, location in the market, availability, and current specials. The most reliable approach is to compare a few facilities with your target size and move-in timeframe rather than assuming a single typical price.
What should I compare before renting a storage unit?
Look at total monthly cost (including fees), access hours, security and gating, cleanliness, loading convenience, and contract terms. If you need climate control, vehicle storage, or extended access, confirm those specifics before you reserve.
Can I reserve a storage unit online?
Policies vary. Some operators offer online reservations or move-ins; others handle bookings by phone or on-site. Use the contact or quote options on this page to confirm the current process for the facilities you are considering.

How to choose storage in Thornton

Focus on how you will use the unit: frequent visits favor convenient access and loading, while longer-term storage may prioritize climate control and security features. Compare contract terms, fees, and gate hours before you commit.

If you are between sizes, see the on-page size guide or the dedicated size guide article. Mention climate needs in your quote request if you are storing furniture, documents, electronics, or upholstered goods for longer periods.

✔ Review-driven rankings✔ Multiple brands side-by-side✔ Quote-first pricing workflow

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