What does WatchPennies calculate?

WatchPennies estimates cost of living by US county across housing, food, transportation, healthcare, childcare, other necessities, taxes, and income context.

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Can I compare two counties on WatchPennies?

Yes. WatchPennies lets you compare counties and adjust salary and family type to estimate relative cost differences.

What does the Worcester County, MA vs Monmouth County, NJ comparison show?

It compares estimated living costs by category, including housing, food, transportation, healthcare, childcare, other necessities, taxes, and income context.

Can I change the salary and family type?

Yes. The comparison calculator supports salary and family type inputs so you can model costs for different households.

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Worcester County, MA vs Monmouth County, NJ: Cost of Living Difference

Is it cheaper?

Worcester County, MA is cheaper than Monmouth County, NJ.

Moving to Monmouth County, NJ is estimated to cost $3,092 more per year.

Cheaper County

Worcester County, MASpend $3,092 more per year.

Salary needed

$50,000 in Worcester County, MA is about $52,680 in Monmouth County, NJ.

Biggest drivers

Housing increases by $1,701 per year. Taxes saves $66 per year.

Housing: $1,701 higher in Monmouth County, NJ

Taxes: $66 lower in Monmouth County, NJ

Childcare: about the same in both counties

Healthcare: $545 higher in Monmouth County, NJ

Food: $219 higher in Monmouth County, NJ

Transport: $95 higher in Monmouth County, NJ

Worcester County, MA→Monmouth County, NJ

Equivalent salary in Monmouth County, NJ

$52,680

+5.36% higher

Current salary: $50,000

Household: 1 adult · 0 children

Median Income in Worcester County, MA: $116,982

Median Income in Monmouth County, NJ: $155,779

Living Index in Worcester County, MA 49.29%

Living Index in Monmouth County, NJ 39.00%

This estimate matches your purchasing power (equivalent salary) when moving from Worcester County, MA to Monmouth County, NJ.

* Living index is estimated as (estimated total cost / area median income) * 100. A living index above 100% means modeled costs exceed median income.

Cost of Living Breakdown by Category

Summary

Moving from Worcester County, MA to Monmouth County, NJ is estimated to cost $3,092 more per year. To maintain similar purchasing power, a $50,000 salary in Worcester County, MA would need to be about $52,680 in Monmouth County, NJ. The biggest increase is housing, followed by other costs.

This is a 5.36% increase in modeled annual costs. Housing is $1,701 per year higher (10.4%); Other Costs is $596 per year higher (9.15%).

Below we break down the annual categories behind the difference using Economic Policy Institute 2026 Family Budget data.

What changed the most?

The following cards show the annual category differences that most affect the move to Monmouth County, NJ.

Biggest Cost

Largest annual cost increase when moving to Monmouth County, NJ

Annual Increase:

$1,701 per year

HOUSING has the largest annual increase when moving to Monmouth County, NJ.

Biggest Savings

Largest annual savings when moving to Monmouth County, NJ

Annual Savings:

$66 per year

TAXES has the largest annual savings when moving to Monmouth County, NJ.

Breakdown of price percentages per category.

Numbers are average costs per section.

Category	Difference
Housing	10.40% higher
Worcester County, MA Monmouth County, NJ Average Cost $16350.00 $18051.00 INFO: Housing costs are based on Department of Housing and Urban Development data. The estimate uses 40th percentile rent for privately owned rental units in each area. Studio apartments are paired with one-adult households, one-bedroom apartments with two-adult households, and two-bedroom apartments with households that have children.
Food	4.73% higher
Worcester County, MA Monmouth County, NJ Average Cost $4627.00 $4846.00 INFO: Food costs are based on the U.S. Department of Agriculture's food plans. Numbers are normalized to each area using Feeding America and Meal Gap data. This estimate assumes most food is bought at local grocery stores and prepared at home.
Transport	0.73% higher
Worcester County, MA Monmouth County, NJ Average Cost $13014.00 $13109.00 INFO: Transportation costs are a combination of auto ownership, auto use, and public transit. Data is collected from the Center for Neighborhood Technology (CNT).
Healthcare	10.82% higher
Worcester County, MA Monmouth County, NJ Average Cost $5035.00 $5580.00 INFO: Healthcare expenses come from average insurance premiums and out-of-pocket costs. The estimate assumes families purchase the lowest-cost available insurance plan under the Affordable Care Act. Data comes from Kaiser Family Foundation and the U.S. Department of Health and Human Services (HHS).
Other Costs	9.15% higher
Worcester County, MA Monmouth County, NJ Average Cost $6513.00 $7109.00 INFO: This cost is calculated through the average spending of categories deemed necessary by the Bureau of Labor Statistics Consumer Expenditure Survey. These include apparel, personal care, household supplies, reading materials, and school supplies.
Childcare	0.00% higher
Worcester County, MA Monmouth County, NJ Average Cost $0.00 $0.00 INFO: Childcare expenses are based on combined costs for center-based care and family-based care for 4-year-olds and school-aged children. For households with one child, the estimate assumes the child is 4 years old. For households with two children, the estimate assumes the second child is 8 years old.
Taxes	-0.54% lower
Worcester County, MA Monmouth County, NJ Average Cost $12121.00 $12055.00 INFO: Taxes are calculated from the National Bureau of Economic Research. The number weighs in personal income tax, state income tax, federal Social Security, and Medicare taxes.

In Monmouth County, NJ, modeled annual costs are $60,751 compared with $57,659 in Worcester County, MA.

Overall, annual costs are higher in Monmouth County, NJ. The category breakdown above shows whether housing, taxes, transportation, healthcare, food, childcare, or other necessities are driving the increase.

In this case Monmouth County, NJ and Worcester County, MA are both metropolitan locations.

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