Affordability vs median income
Modeled annual costs equal about 44.1% of median family income in Fairfax County, VA and 70.4% in Gwinnett County, GA. This matters because a cheaper county can still feel tight if typical local incomes are also lower.
Fairfax County, VA vs Gwinnett County, GA: Cost of Living Difference
Gwinnett County, GA is cheaper than Fairfax County, VA for modeled annual cost of living. This comparison shows the yearly cost gap, salary needed to keep similar purchasing power, and the categories driving the difference.
Is it cheaper?
Gwinnett County, GA is cheaper than Fairfax County, VA.
Cheaper place
Gwinnett County, GASave about $10,219 per year.Cost gap
Moving to Gwinnett County, GA is estimated to save $10,219 per year.
AnnualSave about $10,219 per year.
MonthlySave about $852 per month.
Salary needed
$50,000 in Fairfax County, VA is about $43,515 in Gwinnett County, GA.
Biggest drivers
Healthcare increases by $1,719 per year. Housing saves $6,141 per year.
Fairfax County, VA→Gwinnett County, GA
Equivalent salary in Gwinnett County, GA
$43,515
-12.97% lower
Current salary: $50,000
Household: 1 adult · 0 children
Median Income in Fairfax County, VA: $178,683
Median Income in Gwinnett County, GA: $97,369
annual living index in Fairfax County, VA 44.09%
annual living index in Gwinnett County, GA 70.42%
This estimate matches your purchasing power (equivalent salary) when moving from Fairfax County, VA to Gwinnett County, GA.
* Living index is estimated as (estimated annual total cost / area median annual income) * 100. A living index above 100% means modeled costs exceed median income.
Cost of Living Breakdown by Category
Category-by-category comparison
Annual costs are shown for the selected household. The difference column shows how much more or less the category costs in Gwinnett County, GA compared with Fairfax County, VA.
| Category | Fairfax County, VA | Gwinnett County, GA | Annual difference | Monthly impact | Direction |
|---|---|---|---|---|---|
| Housing | $26,989 | $20,848 | -$6,141(-22.75%) | -$512 | Lower in Gwinnett County, GA |
| Taxes | $19,808 | $16,173 | -$3,635(-18.35%) | -$303 | Lower in Gwinnett County, GA |
| Other Costs | $9,984 | $7,788 | -$2,196(-22%) | -$183 | Lower in Gwinnett County, GA |
| Healthcare | $4,476 | $6,195 | +$1,719(38.4%) | +$143 | Higher in Gwinnett County, GA |
| Transport | $12,360 | $13,329 | +$969(7.84%) | +$81 | Higher in Gwinnett County, GA |
| Food | $5,169 | $4,235 | -$934(-18.07%) | -$78 | Lower in Gwinnett County, GA |
| Childcare | $0 | $0 | $0(0%) | $0 | About even |
Why this comparison matters
These notes use the actual annual cost differences between Fairfax County, VA and Gwinnett County, GA, so the page highlights the budget tradeoffs behind the total.
Housing
Housing is $6,141 per year lower in Gwinnett County, GA than in Fairfax County, VA. Housing usually behaves like a fixed monthly commitment, so this matters most for renters or buyers checking whether Gwinnett County, GA changes their baseline budget.
Food
Food is $934 per year lower in Gwinnett County, GA than in Fairfax County, VA. Food costs affect weekly cash flow, so even a smaller modeled gap in Gwinnett County, GA can show up quickly for households that cook most meals at home.
Transportation
Transportation is $969 per year higher in Gwinnett County, GA than in Fairfax County, VA. Transportation matters for commuters because driving distance, vehicle costs, and transit access can change how much of a salary is left after getting around Gwinnett County, GA.
Healthcare
Healthcare is $1,719 per year higher in Gwinnett County, GA than in Fairfax County, VA. Healthcare differences are useful for planning premiums and out-of-pocket exposure, especially if Gwinnett County, GA changes provider networks or plan options.
Other necessities
Other necessities is $2,196 per year lower in Gwinnett County, GA than in Fairfax County, VA. Other necessities cover everyday basics, so changes in Gwinnett County, GA help explain the non-housing costs that can quietly add up month after month.
Childcare
Childcare is about the same in Fairfax County, VA and Gwinnett County, GA, so this category is not a major driver of the modeled gap. Childcare is most important for households with children; in Gwinnett County, GA, this line can swing the result even when housing or taxes look manageable.
Taxes
Taxes is $3,635 per year lower in Gwinnett County, GA than in Fairfax County, VA. Taxes affect take-home pay, so the gap in Gwinnett County, GA matters even if the headline salary looks similar before deductions.
Methodology and data vintage
WatchPennies uses county-level 2026 cost estimates from a 2025-2026 cost-data snapshot. The comparison includes housing, food, transportation, healthcare, childcare, other necessities, taxes, total cost, and median family income context when available.
Read the full methodologyFrequently asked questions
Which is cheaper, Fairfax County, VA or Gwinnett County, GA?
Gwinnett County, GA is cheaper than Fairfax County, VA by about $10,219 per year.
How much salary is needed in Gwinnett County, GA?
A $50,000 salary in Fairfax County, VA is modeled as roughly equivalent to $43,515 in Gwinnett County, GA for the selected household profile.
What costs are included in this Fairfax County, VA vs Gwinnett County, GA comparison?
The comparison includes housing, food, transportation, healthcare, childcare, other necessities, taxes, total cost, and median family income context when available.
Is this comparison personalized financial advice?
No. WatchPennies comparisons are directional planning estimates based on county-level public datasets, not personalized financial, tax, housing, or relocation advice.
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