๐Ÿ’ก

Utilities Cost in Portsmouth, NH

By Diana Kowalski ยท Reviewed by James Okafor ยท Updated May 2026
ANNUAL AVG
$5,228
MONTHLY
$436
VS NATIONAL
+17%
COST INDEX
128

Direct Answer

Utilities Cost in Portsmouth, NH averages approximately $5,228/year ($436/month) โ€” 17% above the US national average of $4,476. Typical range: $3,398โ€“$7,581 depending on household and provider.

Utilities Cost Range in Portsmouth

Budget-Conscious
$3,398/yr
~$283/mo ยท 35% below average
Typical
$5,228/yr
~$436/mo ยท what most households spend
Premium
$7,581/yr
~$632/mo ยท 45% above average

How Portsmouth Compares

Portsmouth's utilities cost runs $752 more per year than the US national average. With a cost-of-living index of 128, Portsmouth is positioned among the more expensive US markets, and utilities cost reflects that premium.

๐Ÿ’ก Cheaper nearby: Concord, NH (40 miles away) has lower utilities cost costs at index 106.

Utilities Cost in Top US Cities (Annual)

CityCost IndexAnnual Avgvs. National
Portsmouth, NH This page128$5,228+17%
New York, NY187$6,812+52%
Los Angeles, CA166$6,248+40%
Chicago, IL107$4,664+4%
Houston, TX96$4,369-2%
Phoenix, AZ103$4,557+2%
View all 300+ cities ranked by utilities cost โ†’

How to Save on Utilities Cost in Portsmouth

1

Shop providers annually โ€” utilities cost pricing in Portsmouth varies meaningfully between vendors; getting 3 quotes typically saves 10-25%.

2

Consider neighboring zip codes โ€” even within NH, utilities cost can vary substantially by area.

3

Time purchases strategically โ€” off-peak periods see lower demand and better pricing for utilities cost.

4

Bundle services where possible โ€” many providers in Portsmouth discount combined services 10-20%.

5

Use city-specific assistance programs โ€” Portsmouth and NH may offer income-based reductions for utilities cost; check with local consumer-affairs offices.

Other Costs in Portsmouth

See how other major expenses look in Portsmouth, NH.

See the full Portsmouth cost-of-living profile โ†’

Portsmouth Utilities Cost โ€” FAQ

What is the average utilities cost in Portsmouth, NH?

The average utilities cost in Portsmouth, NH is approximately $5,228 per year ($436/month), based on a cost-of-living index of 128 applied to the national baseline of $4,476.

Is utilities cost expensive in Portsmouth?

Yes โ€” utilities cost in Portsmouth runs about 17% above the US national average, driven by the city's overall cost index of 128. The annual cost gap versus the national figure is roughly $752.

How much does utilities cost cost per month in Portsmouth?

Monthly utilities cost in Portsmouth averages about $436. Households typically see $283โ€“$632 per month depending on size, provider choice, and lifestyle.

What drives utilities cost differences between cities?

Utilities Cost pricing tracks local labor markets, commercial real-estate costs, and regulatory environments. Cities with higher overall cost-of-living indices (like 128 for Portsmouth) systematically see higher service prices. Local competition, climate, and demand-supply balance also play significant roles.