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Port St. John, FL vs Seffner, FL

108
Port St. John
Florida
VS
+2.1%
106
Seffner
Florida

Port St. John, FL and Seffner, FL have a very similar cost of living, with only a 2.1% difference in their overall index. Port St. John scores 108 while Seffner scores 106 on the cost of living index, where 100 represents the national average. The day-to-day expenses for residents in both cities are comparable, though differences emerge when looking at specific categories.

On the housing front, median rent in Port St. John is $1,679/month compared to $1,473/month in Seffner — a 14% difference. Interestingly, home values tell a different story: while Seffner has cheaper rent, Port St. John actually has lower median home values ($262,700 vs $306,600).

Median household income in Port St. John is $84,214 compared to $88,167 in Seffner (-4.5%). Seffner offers a double advantage: higher earnings combined with a lower cost of living, giving residents significantly more purchasing power. Looking at affordability, residents of Port St. John spend roughly 23.9% of their income on rent, more than the 20% in Seffner.

Climate-wise, both cities share similar average temperatures (71.6°F vs 74.5°F). Seffner receives more rainfall at 49.5" per year compared to 48.6" in Port St. John.

Income & Cost

Cost of Living Index
Port St. John
108
Seffner
106
2% cheaper
Median Household Income
Port St. John
$84,214
Seffner
$88,167
4% higher

Housing

Median Rent
Port St. John
$1,679
Seffner
$1,473
12% cheaper
Median Home Value
Port St. John
$262,700
14% cheaper
Seffner
$306,600
Population
Port St. John
24,617
Seffner
8,498

Salary Equivalency Calculator

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Everyday Prices

BLS Average Prices by metro area

Gasoline (regular)
Port St. John $2.95
Seffner $3.03
US $3.07
🥚
Eggs (grade A, large)
Port St. John $2.41
Seffner $2.47
US $2.50
🥛
Milk (whole)
Port St. John $3.88
Seffner $3.99
US $4.03
🍞
Bread (white)
Port St. John $1.78
Seffner $1.83
US $1.85
🍗
Chicken breast
Port St. John $3.99
Seffner $4.10
US $4.14
Electricity
Port St. John $0.17
Seffner $0.18
US $0.19

Climate

NOAA 30-year normals (1991-2020)

Avg Temp
Port St. John 71.6°F
Seffner 74.5°F
Summer High
Port St. John 89°F
Seffner 91°F
Winter Low
Port St. John 50°F
Seffner 53°F
Rainfall
Port St. John 48.6"
Seffner 49.5"
Rainy Days
Port St. John 117d
Seffner 108d