Extra Space Storage

99 Mariner Dr, Southampton NY, 11968

(888) 291-4801 Call Now!

Reserve a storage unit with Extra Space Storage

Book now to secure your storage unit.

See facility on map

Office Hours

Mon-Fri 09:30 AM - 06:00 PM
Sat 09:00 AM - 05:30 PM
Sun CLOSED

Access Hours

Mon-Sun 06:00 AM - 10:00 PM

Facility Amenities

3 x 5 Small Unit

Climate Controlled

Indoor

Elevator Access

Upper Floor
Reserve FREE, No obligation to rent

Continue

Reserve this unit for FREE
LOCK in this unit rate. Month to month rentals. No deposit required.

Move-in date is flexible upto 2 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

Move-in date is flexible upto 2 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

By clicking reserve now you agree to our terms of use

Web Only Price $42.00_/month $42.00_/month Web Only Price
~~$80.00~~_/month

~~$80.00~~_/month

Up to 50% OFF - Act Fast, Hold This Unit!
Continue

Up to 50% OFF - Act Fast, Hold This Unit!
5 x 5 Small Unit

Climate Controlled

Indoor

Reduced Height
Reserve FREE, No obligation to rent

Continue

Reserve this unit for FREE
LOCK in this unit rate. Month to month rentals. No deposit required.

Move-in date is flexible upto 13 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

Move-in date is flexible upto 13 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

By clicking reserve now you agree to our terms of use

Web Only Price $21.00_/month $21.00_/month Web Only Price
~~$47.00~~_/month

~~$47.00~~_/month

Up to 50% OFF - Act Fast, Hold This Unit!
Continue

Up to 50% OFF - Act Fast, Hold This Unit!
5 x 5 Small Unit

Indoor

Elevator Access

Upper Floor
Reserve FREE, No obligation to rent

Continue

Reserve this unit for FREE
LOCK in this unit rate. Month to month rentals. No deposit required.

Move-in date is flexible upto 13 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

Move-in date is flexible upto 13 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

By clicking reserve now you agree to our terms of use

Web Only Price $32.00_/month $32.00_/month Web Only Price
~~$64.00~~_/month

~~$64.00~~_/month

Up to 50% OFF - Act Fast, Hold This Unit!
Continue

Up to 50% OFF - Act Fast, Hold This Unit!
5 x 10 Small Unit

Indoor

Lift Access
Reserve FREE, No obligation to rent

Continue

Reserve this unit for FREE
LOCK in this unit rate. Month to month rentals. No deposit required.

Move-in date is flexible upto 13 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

Move-in date is flexible upto 13 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

By clicking reserve now you agree to our terms of use

Web Only Price $58.00_/month $58.00_/month Web Only Price
~~$115.00~~_/month

~~$115.00~~_/month

Up to 50% OFF - Act Fast, Hold This Unit!
Continue

Up to 50% OFF - Act Fast, Hold This Unit!
5 x 10 Small Unit

Indoor

Elevator Access

Upper Floor
Reserve FREE, No obligation to rent

Continue

Reserve this unit for FREE
LOCK in this unit rate. Month to month rentals. No deposit required.

Move-in date is flexible upto 13 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

Move-in date is flexible upto 13 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

By clicking reserve now you agree to our terms of use

Web Only Price $58.00_/month $58.00_/month Web Only Price
~~$115.00~~_/month

~~$115.00~~_/month

Up to 50% OFF - Act Fast, Hold This Unit!
Continue

Up to 50% OFF - Act Fast, Hold This Unit!
5 x 15 Medium Unit

Climate Controlled

Indoor

First Floor Access
Reserve FREE, No obligation to rent

Continue

Reserve this unit for FREE
LOCK in this unit rate. Month to month rentals. No deposit required.

Move-in date is flexible upto 2 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

Move-in date is flexible upto 2 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

By clicking reserve now you agree to our terms of use

Web Only Price $210.00_/month $210.00_/month Web Only Price
~~$321.00~~_/month

~~$321.00~~_/month

Up to 50% OFF - Act Fast, Hold This Unit!
Continue

Up to 50% OFF - Act Fast, Hold This Unit!
6 x 20 Medium Unit

Indoor

Elevator Access

Upper Floor
Reserve FREE, No obligation to rent

Continue

Reserve this unit for FREE
LOCK in this unit rate. Month to month rentals. No deposit required.

Move-in date is flexible upto 2 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

Move-in date is flexible upto 2 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

By clicking reserve now you agree to our terms of use

Web Only Price $156.00_/month $156.00_/month Web Only Price
~~$251.00~~_/month

~~$251.00~~_/month

Up to 50% OFF - Act Fast, Hold This Unit!
Continue

Up to 50% OFF - Act Fast, Hold This Unit!
10 x 10 Medium Unit

Indoor

Lift Access
Reserve FREE, No obligation to rent

Continue

Reserve this unit for FREE
LOCK in this unit rate. Month to month rentals. No deposit required.

Move-in date is flexible upto 2 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

Move-in date is flexible upto 2 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

By clicking reserve now you agree to our terms of use

Web Only Price $140.00_/month $140.00_/month Web Only Price
~~$226.00~~_/month

~~$226.00~~_/month

Up to 50% OFF - Act Fast, Hold This Unit!
Continue

Up to 50% OFF - Act Fast, Hold This Unit!
10 x 10 Medium Unit

Climate Controlled

Indoor

Elevator Access

Upper Floor
Reserve FREE, No obligation to rent

Continue

Reserve this unit for FREE
LOCK in this unit rate. Month to month rentals. No deposit required.

Move-in date is flexible upto 2 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

Move-in date is flexible upto 2 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

By clicking reserve now you agree to our terms of use

Web Only Price $251.00_/month $251.00_/month Web Only Price
~~$377.00~~_/month

~~$377.00~~_/month

Up to 50% OFF - Act Fast, Hold This Unit!
Continue

Up to 50% OFF - Act Fast, Hold This Unit!
10 x 15 Medium Unit

Indoor

First Floor Access
Reserve FREE, No obligation to rent

Continue

Reserve this unit for FREE
LOCK in this unit rate. Month to month rentals. No deposit required.

Move-in date is flexible upto 2 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

Move-in date is flexible upto 2 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

By clicking reserve now you agree to our terms of use

Web Only Price $270.00_/month $270.00_/month Web Only Price
~~$416.00~~_/month

~~$416.00~~_/month

Up to 50% OFF - Act Fast, Hold This Unit!
Continue

Up to 50% OFF - Act Fast, Hold This Unit!
10 x 20 Large Unit

PARKING

Car, Boat, RV

Uncovered
Reserve FREE, No obligation to rent

Continue

Reserve this unit for FREE
LOCK in this unit rate. Month to month rentals. No deposit required.

Move-in date is flexible upto 13 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

Move-in date is flexible upto 13 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

By clicking reserve now you agree to our terms of use

Web Only Price $150.00_/month $150.00_/month Web Only Price
~~$268.00~~_/month

~~$268.00~~_/month

Up to 50% OFF - Act Fast, Hold This Unit!
Continue

Up to 50% OFF - Act Fast, Hold This Unit!
10 x 20 Large Unit

Indoor

Elevator Access

Upper Floor
Reserve FREE, No obligation to rent

Continue

Reserve this unit for FREE
LOCK in this unit rate. Month to month rentals. No deposit required.

Move-in date is flexible upto 2 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

Move-in date is flexible upto 2 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

By clicking reserve now you agree to our terms of use

Web Only Price $201.00_/month $201.00_/month Web Only Price
~~$332.00~~_/month

~~$332.00~~_/month

Up to 50% OFF - Act Fast, Hold This Unit!
Continue

Up to 50% OFF - Act Fast, Hold This Unit!
10 x 20 Large Unit

Drive Up Access

Roll Up Doors

Keypad Access
Reserve FREE, No obligation to rent

Continue

Reserve this unit for FREE
LOCK in this unit rate. Month to month rentals. No deposit required.

Move-in date is flexible upto 2 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

Move-in date is flexible upto 2 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

By clicking reserve now you agree to our terms of use

Web Only Price $399.00_/month $399.00_/month Web Only Price
~~$550.00~~_/month

~~$550.00~~_/month

Up to 50% OFF - Act Fast, Hold This Unit!
Continue

Up to 50% OFF - Act Fast, Hold This Unit!
10 x 20 Large Unit

Drive Up Access

Roll Up Doors

Keypad Access

Enclosed
Reserve FREE, No obligation to rent

Continue

Reserve this unit for FREE
LOCK in this unit rate. Month to month rentals. No deposit required.

Move-in date is flexible upto 2 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

Move-in date is flexible upto 2 days. If you are not sure of the date you are moving in, choose an approximate date, you can change it later.

By clicking reserve now you agree to our terms of use

Web Only Price $399.00_/month $399.00_/month Web Only Price
~~$550.00~~_/month

~~$550.00~~_/month

Up to 50% OFF - Act Fast, Hold This Unit!
Continue

Up to 50% OFF - Act Fast, Hold This Unit!

LOWEST RATES AND PRICES GUARANTEED

2 x 5 Unit
Climate Controlled

Indoor

Elevator Access

Upper Floor
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
4 x 5 Unit
Climate Controlled

Indoor

Elevator Access

Upper Floor
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
4 x 5 Unit
Indoor

Elevator Access

Upper Floor
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
4 x 8 Unit
Climate Controlled

Indoor

Elevator Access

Upper Floor
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
4 x 10 Unit
Indoor

First Floor Access
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
4 x 10 Unit
Climate Controlled

Indoor

Elevator Access

Upper Floor
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
5 x 5 Unit
Climate Controlled

Indoor

Elevator Access

Upper Floor
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
5 x 5 Unit
Indoor

First Floor Access
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
5 x 7 Unit
Climate Controlled

Indoor

Elevator Access

Upper Floor
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
5 x 10 Unit
Climate Controlled

Indoor

Elevator Access

Upper Floor
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
5 x 11 Unit
Indoor

Elevator Access

Upper Floor
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
5 x 15 Unit
Indoor

Elevator Access

Upper Floor
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
5 x 15 Unit
Indoor

First Floor Access
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
5 x 15 Unit
Indoor

Lift Access
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
6 x 20 Unit
Drive Up Access

Roll Up Doors

Keypad Access
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
6 x 20 Unit
Drive Up Access

Roll Up Doors

Keypad Access

Enclosed
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
7 x 9 Unit
Climate Controlled

Indoor

Elevator Access

Upper Floor
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
7 x 11 Unit
Climate Controlled

Indoor

First Floor Access
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
7 x 20 Unit
Drive Up Access

Roll Up Doors

Keypad Access
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
7 x 20 Unit
Drive Up Access

Roll Up Doors

Keypad Access

Enclosed
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
8 x 10 Unit
Indoor

Elevator Access

Upper Floor
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
8 x 20 Unit
Drive Up Access

Roll Up Doors

Keypad Access
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
8 x 20 Unit
Drive Up Access

Roll Up Doors

Keypad Access

Enclosed
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
9 x 10 Unit
Climate Controlled

Indoor

Elevator Access

Upper Floor
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
9 x 14 Unit
Climate Controlled

Indoor

Elevator Access

Upper Floor
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
9 x 18 Unit
Climate Controlled

Indoor

Elevator Access

Upper Floor
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
9 x 20 Unit
Drive Up Access

Roll Up Doors

Keypad Access
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
9 x 20 Unit
Drive Up Access

Roll Up Doors

Keypad Access

Enclosed
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
10 x 5 Unit
Climate Controlled

Indoor

First Floor Access
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
10 x 5 Unit
Climate Controlled

Indoor

Elevator Access

Upper Floor
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
10 x 10 Unit
Drive Up Access

Roll Up Doors

Keypad Access
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
10 x 10 Unit
Drive Up Access

Roll Up Doors

Keypad Access

Enclosed
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
10 x 10 Unit
Indoor

First Floor Access
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
10 x 10 Unit
Indoor

Lift Access
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
10 x 10 Unit
Indoor

Elevator Access

Upper Floor
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
10 x 11 Unit
Climate Controlled

Indoor

Elevator Access

Upper Floor
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
10 x 11 Unit
Indoor

Elevator Access

Upper Floor
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
10 x 11 Unit
Indoor

First Floor Access
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
10 x 15 Unit
Indoor

Elevator Access

Upper Floor
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
10 x 15 Unit
Climate Controlled

Indoor

First Floor Access
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
10 x 18 Unit
Drive Up Access

Roll Up Doors

Keypad Access
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
10 x 18 Unit
Drive Up Access

Roll Up Doors

Keypad Access

Enclosed
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
10 x 20 Unit
Climate Controlled

Indoor

First Floor Access
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
10 x 20 Unit
Climate Controlled

Indoor

Elevator Access

Upper Floor
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
10 x 40 Unit
PARKING

Car, Boat, RV

Uncovered
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
11 x 15 Unit
Indoor

Elevator Access

Upper Floor
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
11 x 18 Unit
Drive Up Access

Roll Up Doors

Keypad Access
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE
11 x 18 Unit
Drive Up Access

Roll Up Doors

Keypad Access

Enclosed
(888) 291-4801 Call Now! Call now for availability

Reserve for FREE

LOWEST RATES AND PRICES GUARANTEED

Office Hours

Mon-Fri 09:30 AM - 06:00 PM
Sat 09:00 AM - 05:30 PM
Sun CLOSED

Access Hours

Mon-Sun 06:00 AM - 10:00 PM

Facility Amenities

Customers Review

Lennox E.

September 05, 2023 - From Extra Space

I found that the place was nice and clean. Well, lit and wheels on the Cart all worked. Good place
Debbie G.

August 09, 2023 - From Extra Space

Extremely Helpful, very polite and patient. Facilities are clean and neat. Thank you for all the help!
Dr. S.

June 14, 2023 - From Extra Space

The staff is AMAZING. Especially the young man who looks like Ben Affleck. What a great help he was!
LO I.

June 12, 2023 - From Extra Space

Would like to thank Jarred for being so helpful and accommodating. Great place with friendly staff Anthony and Jarred are always there to help.

All Sizes

5 x 5 (Small)

5 x 10 (Small)

10 x 10 (Medium)

10 x 15 (Medium)

10 x 20 (Large)

10 x 30 (Large)

All Sizes

5 x 10 (Enclosed)

10 x 10 (Enclosed)

20’ Parking

30’ Parking

Small RV

Large RV

Extra Space Storage

99 Mariner Dr, Southampton NY, 11968

Reserve a storage unit with Extra Space Storage

Book now to secure your storage unit.

All Sizes

5 x 5 (Small)

5 x 10 (Small)

10 x 10 (Medium)

10 x 15 (Medium)

10 x 20 (Large)

10 x 30 (Large)

All Sizes

5 x 10 (Enclosed)

10 x 10 (Enclosed)

20’ Parking

30’ Parking

Small RV

Large RV

Climate Controlled

Indoor

Elevator Access

Upper Floor

Climate Controlled

Indoor

Reduced Height

Indoor

Elevator Access

Upper Floor

Indoor

Lift Access

Indoor

Elevator Access

Upper Floor

Climate Controlled

Indoor

First Floor Access

Indoor

Elevator Access

Upper Floor

Indoor

Lift Access

Climate Controlled

Indoor

Elevator Access

Upper Floor

Indoor

First Floor Access

PARKING

Car, Boat, RV

Uncovered

Indoor

Elevator Access

Upper Floor

Drive Up Access

Roll Up Doors

Keypad Access

Drive Up Access

Roll Up Doors

Keypad Access

Enclosed

2 x 5 Unit

Climate Controlled

Indoor

Elevator Access

Upper Floor

4 x 5 Unit