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 Wake County, NC vs Davidson County, TN 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.

Does WatchPennies require an account for comparisons?

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Wake County, NC vs Davidson County, TN: Cost of Living Difference

Is it cheaper?

Davidson County, TN is cheaper than Wake County, NC.

Moving to Davidson County, TN is estimated to save $4,314 per year.

Cheaper County

Davidson County, TNSave about $4,314 per year.

Salary needed

$50,000 in Wake County, NC is about $46,645 in Davidson County, TN.

Biggest drivers

Healthcare increases by $814 per year. Taxes saves $3,970 per year.

Housing: $133 higher in Davidson County, TN

Taxes: $3,970 lower in Davidson County, TN

Childcare: about the same in both counties

Healthcare: $814 higher in Davidson County, TN

Food: $69 higher in Davidson County, TN

Transport: $1,424 lower in Davidson County, TN

Wake County, NC→Davidson County, TN

Equivalent salary in Davidson County, TN

$46,645

-6.71% lower

Current salary: $50,000

Household: 1 adult · 0 children

Median Income in Wake County, NC: $128,556

Median Income in Davidson County, TN: $96,175

Living Index in Wake County, NC 49.99%

Living Index in Davidson County, TN 62.34%

This estimate matches your purchasing power (equivalent salary) when moving from Wake County, NC to Davidson County, TN.

* 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 Wake County, NC to Davidson County, TN is estimated to save $4,314 per year. A $50,000 salary in Wake County, NC would have similar purchasing power to about $46,645 in Davidson County, TN. The largest savings come from taxes and transport.

This is a 6.71% decrease in modeled annual costs. Taxes is $3,970 per year lower (27.59%); Transport is $1,424 per year lower (10.99%).

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 Davidson County, TN.

Biggest Cost

Largest annual cost increase when moving to Davidson County, TN

Annual Increase:

$814 per year

HEALTHCARE has the largest annual increase when moving to Davidson County, TN.

Biggest Savings

Largest annual savings when moving to Davidson County, TN

Annual Savings:

$3,970 per year

TAXES has the largest annual savings when moving to Davidson County, TN.

Breakdown of price percentages per category.

Numbers are average costs per section.

Category	Difference
Housing	0.69% higher
Wake County, NC Davidson County, TN Average Cost $19367.00 $19500.00 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	1.47% higher
Wake County, NC Davidson County, TN Average Cost $4685.00 $4754.00 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	-10.99% lower
Wake County, NC Davidson County, TN Average Cost $12956.00 $11532.00 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	15.05% higher
Wake County, NC Davidson County, TN Average Cost $5407.00 $6221.00 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	0.84% higher
Wake County, NC Davidson County, TN Average Cost $7467.00 $7530.00 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
Wake County, NC Davidson County, TN 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	-27.59% lower
Wake County, NC Davidson County, TN Average Cost $14387.00 $10417.00 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 Davidson County, TN, modeled annual costs are $59,955 compared with $64,269 in Wake County, NC.

Overall, annual costs are lower in Davidson County, TN. The category breakdown above shows where the move creates the most room in the budget.

In this case Davidson County, TN and Wake County, NC are both metropolitan locations.

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