Extra Space Storage - 3416 - Portsmouth - Heritage Ave

70 Heritage Avenue, Portsmouth, NH 03801

Storage Units

*Prices are subject to change based on availability

5' x 5' Unit

  • Humidity Controlled
  • Upstairs via Elevator
  • Interior

Web Only Special

$24.00 per month

$27

5' x 5' Unit

  • 1st Floor
  • Interior

Web Only Special

$26.00 per month

$29

5' x 5' Unit

  • Humidity Controlled
  • 1st Floor
  • Interior

Web Only Special

$30.00 per month

$33

5' x 10' Unit

  • Humidity Controlled
  • Upstairs via Elevator
  • Interior

Web Only Special

$39.00 per month

$44

5' x 14' Unit

  • Humidity Controlled
  • Upstairs via Elevator
  • Interior

Web Only Special

$51.00 per month

$57

5' x 14' Unit

  • Humidity Controlled
  • 1st Floor
  • Interior

Web Only Special

$66.00 per month

$74

9' x 10' Unit

  • Humidity Controlled
  • 1st Floor
  • Interior

Web Only Special

$83.00 per month

$93

10' x 10' Unit

  • Humidity Controlled
  • Upstairs via Elevator
  • Interior

Web Only Special

$70.00 per month

$78

5' x 20' Unit

  • Drive Up Access

Web Only Special

$74.00 per month

$82

10' x 10' Unit

  • Humidity Controlled
  • 1st Floor
  • Interior

Web Only Special

$85.00 per month

$95

9' x 14' Unit

  • Humidity Controlled
  • Upstairs via Elevator
  • Interior

Web Only Special

$80.00 per month

$89

9' x 14' Unit

  • Humidity Controlled
  • 1st Floor
  • Interior

Web Only Special

$112.00 per month

$124

10' x 14' Unit

  • Humidity Controlled
  • Upstairs via Elevator
  • Interior

Web Only Special

$85.00 per month

$95

10' x 14' Unit

  • Humidity Controlled
  • 1st Floor
  • Interior

Web Only Special

$123.00 per month

$137

Reviews

Reviews originally collected from the SpareFoot Marketplace.

4.5 out of 5 stars

25 Total Reviews

Clean facilities with easy access

by Seth R

May 20, 2025

5 out of 5 stars

Customer service is great, facilities are clean, access is easy with good hours

Great value.

by MB

November 21, 2024

5 out of 5 stars

Easy experience, great price. Recommend

Seamless experience

by Darlene McAllister

February 2, 2023

5 out of 5 stars

Have not moved everything into the unit but I foresee no problems

Great facility, great staf

by Joel Keenan

July 20, 2022

5 out of 5 stars

Tom's superb; he runs the Portsmouth office; great rates and clean safe storage.

Phenomenal customer service and super clean facility

by Jennifer Conley

October 3, 2021

5 out of 5 stars

Will recommend to anyone looking for storage unit!

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