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Hopkinton, IA vs Portsmouth, IA

56
Hopkinton
Iowa
VS
-6%
59
Portsmouth
Iowa

Hopkinton is moderately more affordable than Portsmouth, with a 6% lower cost of living index. Hopkinton scores 56 compared to 59 for Portsmouth, where the US average is 100. This difference means residents of Portsmouth can expect to pay noticeably more for everyday expenses, housing, and services.

On the housing front, median rent in Hopkinton is $505/month compared to $575/month in Portsmouth — a 12% difference. Home values follow the same pattern: Hopkinton is more affordable at $108,900 median vs $115,500.

Median household income in Hopkinton is $80,536 compared to $79,643 in Portsmouth (+1.1%). Hopkinton offers a double advantage: higher earnings combined with a lower cost of living, giving residents significantly more purchasing power. Looking at affordability, residents of Hopkinton spend roughly 7.5% of their income on rent, less than the 8.7% in Portsmouth.

Climate-wise, Portsmouth is notably warmer with an average of 52.4°F compared to 47.2°F in Hopkinton. Hopkinton receives more rainfall at 38.2" per year compared to 31.9" in Portsmouth.

Income & Cost

Cost of Living Index
Hopkinton
56
6% cheaper
Portsmouth
59
Median Household Income
Hopkinton
$80,536
1% higher
Portsmouth
$79,643

Housing

Median Rent
Hopkinton
$505
12% cheaper
Portsmouth
$575
Median Home Value
Hopkinton
$108,900
6% cheaper
Portsmouth
$115,500
Population
Hopkinton
586
Portsmouth
200

Salary Equivalency Calculator

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Everyday Prices

BLS Average Prices by metro area

Gasoline (regular)
Hopkinton $2.96
Portsmouth $2.96
US $3.07
🥚
Eggs (grade A, large)
Hopkinton $2.42
Portsmouth $2.41
US $2.50
🥛
Milk (whole)
Hopkinton $3.89
Portsmouth $3.89
US $4.03
🍞
Bread (white)
Hopkinton $1.79
Portsmouth $1.79
US $1.85
🍗
Chicken breast
Hopkinton $4.00
Portsmouth $4.00
US $4.14
Electricity
Hopkinton $0.17
Portsmouth $0.15
US $0.19

Climate

NOAA 30-year normals (1991-2020)

Avg Temp
Hopkinton 47.2°F
Portsmouth 52.4°F
Summer High
Hopkinton 82°F
Portsmouth 88°F
Winter Low
Hopkinton 11°F
Portsmouth 15°F
Rainfall
Hopkinton 38.2"
Portsmouth 31.9"
Rainy Days
Hopkinton 118d
Portsmouth 103d