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Colonia, NJ vs Green Knoll, NJ

138
Colonia
New Jersey
VS
+5.9%
130
Green Knoll
New Jersey

Green Knoll is moderately more affordable than Colonia, with a 5.9% lower cost of living index. Colonia scores 138 compared to 130 for Green Knoll, where the US average is 100. This difference means residents of Colonia can expect to pay noticeably more for everyday expenses, housing, and services.

On the housing front, median rent in Colonia is $1,964/month compared to $1,417/month in Green Knoll — a 39% difference. Interestingly, home values tell a different story: while Green Knoll has cheaper rent, Colonia actually has lower median home values ($473,200 vs $581,600).

Median household income in Colonia is $134,301 compared to $156,630 in Green Knoll (-14.3%). Green Knoll offers a double advantage: higher earnings combined with a lower cost of living, giving residents significantly more purchasing power. Looking at affordability, residents of Colonia spend roughly 17.5% of their income on rent, more than the 10.9% in Green Knoll.

Income & Cost

Cost of Living Index
Colonia
138
Green Knoll
130
6% cheaper
Median Household Income
Colonia
$134,301
Green Knoll
$156,630
14% higher

Housing

Median Rent
Colonia
$1,964
Green Knoll
$1,417
28% cheaper
Median Home Value
Colonia
$473,200
19% cheaper
Green Knoll
$581,600
Population
Colonia
18,294
Green Knoll
6,664

Salary Equivalency Calculator

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Everyday Prices

BLS Average Prices by metro area

Gasoline (regular)
Colonia $3.32
Green Knoll $3.32
US $3.07
🥚
Eggs (grade A, large)
Colonia $2.71
Green Knoll $2.71
US $2.50
🥛
Milk (whole)
Colonia $4.36
Green Knoll $4.36
US $4.03
🍞
Bread (white)
Colonia $2.00
Green Knoll $2.00
US $1.85
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Chicken breast
Colonia $4.49
Green Knoll $4.49
US $4.14
Electricity
Colonia $0.24
Green Knoll $0.24
US $0.19