Home / Compare / Brantleyville vs Dauphin Island

Brantleyville, AL vs Dauphin Island, AL

68
Brantleyville
Alabama
VS
-41.6%
116
Dauphin Island
Alabama

The cost of living difference between Brantleyville, AL and Dauphin Island, AL is dramatic. Brantleyville is 41.6% cheaper than Dauphin Island, a gap that translates to thousands of dollars per year in household expenses. Brantleyville has a cost index of 68 while Dauphin Island sits at 116, making this one of the more striking comparisons on our site. Relocating between these cities would require a serious reassessment of budget and lifestyle expectations.

On the housing front, median rent in Brantleyville is $1,057/month compared to $1,750/month in Dauphin Island — a 40% difference. Home values follow the same pattern: Brantleyville is more affordable at $42,900 median vs $387,400.

Median household income in Brantleyville is $41,000 compared to $64,615 in Dauphin Island (-36.5%). The higher salaries in Dauphin Island partially offset the cost difference, but don't fully close the gap. Looking at affordability, residents of Brantleyville spend roughly 30.9% of their income on rent, less than the 32.5% in Dauphin Island. The Brantleyville ratio exceeds the commonly recommended 30% threshold, which can put pressure on household budgets.

Climate-wise, Dauphin Island is notably warmer with an average of 67.8°F compared to 64.4°F in Brantleyville. Dauphin Island receives more rainfall at 61.7" per year compared to 56.2" in Brantleyville.

Income & Cost

Cost of Living Index
Brantleyville
68
42% cheaper
Dauphin Island
116
Median Household Income
Brantleyville
$41,000
Dauphin Island
$64,615
37% higher

Housing

Median Rent
Brantleyville
$1,057
40% cheaper
Dauphin Island
$1,750
Median Home Value
Brantleyville
$42,900
89% cheaper
Dauphin Island
$387,400
Population
Brantleyville
720
Dauphin Island
1,944

Salary Equivalency Calculator

What does your salary in one city buy you in the other?

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Rent by Bedroom Size

HUD Fair Market Rent (FY 2026) — metro area average

Studio
Brantleyville $971
Dauphin Island $841
13% cheaper
1 Bed
Brantleyville $1,088
Dauphin Island $909
16% cheaper
2 Bed
Brantleyville $1,208
Dauphin Island $1,079
11% cheaper
3 Bed
Brantleyville $1,517
Dauphin Island $1,411
7% cheaper
4 Bed
Brantleyville $1,720
Dauphin Island $1,441
16% cheaper

Everyday Prices

BLS Average Prices by metro area

Gasoline (regular)
Brantleyville $2.90
Dauphin Island $2.90
US $3.07
🥚
Eggs (grade A, large)
Brantleyville $2.37
Dauphin Island $2.37
US $2.50
🥛
Milk (whole)
Brantleyville $3.81
Dauphin Island $3.81
US $4.03
🍞
Bread (white)
Brantleyville $1.75
Dauphin Island $1.75
US $1.85
🍗
Chicken breast
Brantleyville $3.92
Dauphin Island $3.92
US $4.14
Electricity
Brantleyville $0.17
Dauphin Island $0.17
US $0.19

Climate

NOAA 30-year normals (1991-2020)

Avg Temp
Brantleyville 64.4°F
Dauphin Island 67.8°F
Summer High
Brantleyville 91°F
Dauphin Island 91°F
Winter Low
Brantleyville 36°F
Dauphin Island 41°F
Rainfall
Brantleyville 56.2"
Dauphin Island 61.7"
Rainy Days
Brantleyville 126d
Dauphin Island 118d