What size storage units do you have?

We offer 5'x6', 5'x10', 6'x10', 10'x10', 10'x15', 10'x20', 10'x25', 10'x30', and 10'x40' drive-up units, plus RV and car parking spaces.

Are all units drive-up?

Yes. Every unit at Sentry Self Storage is ground-level with drive-up access. No multi-level buildings, no stairs, no hallways.

What are your gate hours?

Gate access is 6:00 AM to 7:00 PM daily (closed on major holidays). Office hours are 9:00 AM to 5:30 PM, Monday through Saturday.

Do you offer military or senior discounts?

Yes. We offer 10% off for military, commercial, first responders, and government employees. Seniors get 5% off. Discounts apply after the promotional rate expires.

Is there a long-term contract?

No. Month-to-month leases with no long-term commitment required. You can cancel anytime.

Do you have the lowest prices in the area?

Yes. We regularly compare our rates to every storage facility in North County San Diego and consistently offer the lowest prices. We also offer a $1 first month move-in special and a 12-month price lock guarantee so your rate won't increase during your first year.

Self Storage Near San Marcos, CA - Sentry Self Storage

Self Storage Near San Marcos, CA — Just Minutes Away

Sentry Self Storage is the most affordable storage option near San Marcos. Our facility at 1746 Laguna Drive in Vista is just 10 minutes from San Marcos — approximately 5 miles, right off Highway 78.

Why San Marcos Residents Choose Sentry Self Storage

San Marcos residents — including Cal State San Marcos students and families — use our facility for household overflow, dorm storage over summer, and everything in between. Month-to-month leases mean students can rent for just the months they need.

College students: we’re the most affordable storage near CSUSM. No long-term contract means you only pay for the months you actually need the unit.

We consistently offer the lowest storage prices in North County San Diego. We monitor competitor rates regularly and we beat them.

Current Specials

$1 first month on any drive-up unit
12-month price lock guarantee — your rate won’t increase for a full year
Month-to-month leases — no long-term contracts, cancel anytime

Unit Sizes Available

5’x6’ and 5’x10’ — Small items, boxes, seasonal gear
6’x10’ and 10’x10’ — One-bedroom apartment worth of belongings
10’x15’ and 10’x20’ — Two-bedroom apartment or a vehicle
10’x25’ and 10’x30’ — Large households or business inventory
10’x40’ — Our largest unit. Commercial use or full-house moves
Outdoor parking — RVs, boats, cars, and trailers

Every unit is ground-level with drive-up access. No multi-story buildings, no stairs, no hallways.

Discounts

Military, first responders, government employees: 10% off
Commercial accounts: 10% off
Seniors: 5% off

Discounts apply after the promotional rate expires.

Security

Sentry Self Storage is fully fenced and gated with 24/7 video surveillance, barbed wire, spiked fencing, and motion alarms. We’ve been a family-owned business in Vista for nearly 40 years.

Driving Directions from San Marcos

Head west on Highway 78 toward Vista. Exit at Sycamore Avenue, then south on Laguna Drive to 1746 Laguna Drive.

Call (760) 758-3580 or reserve now and get more details.