Portsmouth vs Erie: Cost of Living Comparison

Side-by-side cost comparison across 38 categories. Updated March 2026.

NH
Portsmouth
128
Cost Index
Pop: 22KIncome: $76K
VS
46% diff
PA
Erie
82
Cost Index
Pop: 95KIncome: $36K
More Affordable
Erie
Portsmouth Wins
5/38
Erie Wins
33/38
Net Advantage
Portsmouth saves ~$9,724/mo

The Portsmouth vs Erie debate comes down to more than just price tags. While Erie offers lower costs across most categories (46% cheaper overall), Portsmouth brings advantages in job market depth and earning potential. We've analyzed cost data across every category in our database to give you the complete picture โ€” including who actually benefits from each city's strengths.

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Overall Cost of Living Comparison

CategoryPortsmouthErieDifference
OverallDAErie +14pts
HousingDA+Erie +20pts
FoodCAErie +10pts
HealthcareCB+Erie +9pts
TransportationCA+Erie +10pts
UtilitiesCB+Erie +9pts

Rent, Food, and Utility Differences

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Housing

127
Portsmouth
Erie saves 33%
85
Erie

Housing costs are primarily driven by local real estate markets and land values.

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Food & Groceries

106
Portsmouth
Erie saves 12%
93
Erie

Food & Groceries costs are primarily driven by local supply chains and regional agriculture.

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Healthcare

121
Portsmouth
Erie saves 31%
84
Erie

Healthcare costs are primarily driven by local provider networks and state regulations.

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Transportation

126
Portsmouth
Erie saves 35%
82
Erie

Transportation costs are primarily driven by local public transit availability and fuel costs.

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Utilities

108
Portsmouth
Erie saves 15%
92
Erie

Utilities costs are primarily driven by local energy sources and climate demands.

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Services

134
Portsmouth
Erie saves 41%
79
Erie

Services costs are primarily driven by local labor markets and demand density.

Key Cost Comparisons

Roof ReplacementErie saves $6,395
Portsmouth
$13,945
Erie
$7,550
Start a RestaurantErie saves $349,650
Portsmouth
$615,935
Erie
$266,285
Cost of LivingErie saves $1,384
Portsmouth
$4,678
Erie
$3,294
Rent PricesErie saves $1,202
Portsmouth
$2,556
Erie
$1,354
Car InsuranceErie saves $433
Portsmouth
$2,619
Erie
$2,186
Software Developer Salary (higher = better)Portsmouth pays $63,459 more
Portsmouth
$167,387
Erie
$103,928

Cost of Living

Portsmouth: 0Erie: 5
CategoryPortsmouthErieDiffWinner
Cost of Living$4,678$3,29430%Erie (lower cost)
Rent Prices$2,556$1,35447%Erie (lower cost)
Grocery Costs$525$36730%Erie (lower cost)
Utility Costs$285$22521%Erie (lower cost)
Transportation Costs$586$25157%Erie (lower cost)

Home Services

Portsmouth: 0Erie: 10
CategoryPortsmouthErieDiffWinner
Roof Replacement$13,945$7,55046%Erie (lower cost)
HVAC Installation$9,843$6,50134%Erie (lower cost)
Plumbing Services$413$22246%Erie (lower cost)
Electrical Work$422$30927%Erie (lower cost)
Kitchen Remodel$45,298$25,66843%Erie (lower cost)
Bathroom Remodel$20,608$8,27460%Erie (lower cost)
House Painting$6,006$4,04533%Erie (lower cost)
Flooring Installation$4,308$2,06952%Erie (lower cost)
Landscaping$5,029$2,35853%Erie (lower cost)
Fence Installation$4,956$2,46850%Erie (lower cost)

Business Startup Costs

Portsmouth: 0Erie: 10
CategoryPortsmouthErieDiffWinner
Start a Restaurant$615,935$266,28557%Erie (lower cost)
Start a Coffee Shop$285,181$127,31055%Erie (lower cost)
Start a Food Truck$154,925$127,32518%Erie (lower cost)
Start a Gym$307,739$190,83738%Erie (lower cost)
Start a Daycare$70,200$35,37450%Erie (lower cost)
Start a Hair Salon$387,682$252,71835%Erie (lower cost)
Start a Laundromat$504,263$274,31346%Erie (lower cost)
Start a Bakery$125,885$75,40140%Erie (lower cost)
Start a Bar$754,969$402,55247%Erie (lower cost)
Start a Cleaning Business$20,531$13,32535%Erie (lower cost)

Insurance

Portsmouth: 0Erie: 4
CategoryPortsmouthErieDiffWinner
Car Insurance$2,619$2,18617%Erie (lower cost)
Home Insurance$2,191$1,83916%Erie (lower cost)
Health Insurance$786$58226%Erie (lower cost)
Business Insurance$2,219$1,46334%Erie (lower cost)

Salaries & Jobs

Portsmouth: 5Erie: 0
CategoryPortsmouthErieDiffWinner
Software Developer Salary$167,387/yr$103,928/yr38%Portsmouth (higher pay)
Registered Nurse Salary$90,439/yr$69,874/yr23%Portsmouth (higher pay)
Teacher Salary$77,237/yr$54,901/yr29%Portsmouth (higher pay)
Electrician Salary$75,935/yr$55,535/yr27%Portsmouth (higher pay)
Plumber Salary$75,837/yr$46,503/yr39%Portsmouth (higher pay)

Which City Gives You More Buying Power?

The "better" city depends on your situation. Here's how different profiles stack up:

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Remote Worker

โ†’ Erie

If your salary doesn't depend on location, Erie's 46% lower costs translate directly into more savings or disposable income. Your paycheck goes further without a pay cut.

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Young Professional

โ†’ Portsmouth

Portsmouth's higher costs often come with a stronger job market and faster career progression. The salary premium in competitive industries can offset the higher expenses.

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Family with Kids

โ†’ Erie

Families face multiplied costs โ€” housing, groceries, healthcare, and transportation all scale with household size. Erie's 46% advantage compounds across every budget category.

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Small Business Owner

โ†’ Erie

Lower operating costs in Erie mean lower break-even points. Rent, utilities, insurance, and labor all come in cheaper, giving new businesses more runway to reach profitability.

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Retiree

โ†’ Erie

On a fixed income, every percentage point matters. Erie's lower healthcare, housing, and everyday costs help retirement savings last longer.

Salary Equivalent Between Cities

Erie is 46% more affordable overall

Erie wins 33 out of 38 cost categories.Portsmouth has higher costs but wins 5 categories โ€” typically due to higher wages and urban demand.

Portsmouth
128
Erie
82

Explore Each City

Portsmouth, NH
Pop: 22K | Index: 128
View all costs โ†’
Erie, PA
Pop: 95K | Index: 82
View all costs โ†’

Explore Specific Costs

Dive deeper into specific cost topics for each city:

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Frequently Asked Questions

Which city is better for remote workers?

For remote workers earning a location-independent salary, Erie is the clear winner. The 46% cost advantage means more of your paycheck goes to savings or discretionary spending. Portsmouth makes more sense if your employer adjusts pay upward for that market.

Should I move from Portsmouth to Erie?

If your income stays the same or comparable, moving from Portsmouth to Erie gives you 46% more purchasing power. That said, the decision depends on career opportunities, family ties, lifestyle preferences, and which specific costs matter most to your household. Review the category breakdown above to see which line items shift the most.

Which city has better job opportunities?

Job market strength depends on your industry. Portsmouth's higher cost index often correlates with a stronger job market and higher wages, particularly in professional services and tech. Median incomes are $76K (Portsmouth) vs $36K (Erie).

Is Portsmouth or Erie more affordable in 2026?

Erie is 46% more affordable than Portsmouth overall. Erie wins 33 out of 38 cost categories. However, Portsmouth may offer higher salaries in certain industries that can offset higher living costs.

About This Comparison

Data SourcesBLS Consumer Expenditure Survey, Census Bureau ACS, HUD Fair Market Rent data, BLS OEWS (salary data), and regional industry surveys.
MethodologyEach city's costs are derived from national averages adjusted by city-specific cost-of-living indices. Category-specific sensitivity factors account for varying price elasticity across topic areas.
ConfidenceMEDIUMModel-derived estimates, not direct price surveys

Limitations: This comparison uses modeled data based on cost-of-living indices. Actual costs may vary based on neighborhood, timing, provider, and individual circumstances. Salary data reflects median full-time employment; contract and freelance rates differ. Last updated: March 2026.

โ† All ComparisonsPortsmouth costs โ†’Erie costs โ†’