CivicFinCalc

ADU & HELOC ROI Calculator — South Carolina

Calculate adu & heloc roi calculator with South Carolina's specific tax rates and laws for 2026.

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SC|South Carolina·Sales tax: 7.5%

Annual Cash Flow

-$7,197

Cap Rate: 10.0%Break-Even: 10 yrs

Visual Breakdown

21,600Total
Debt Service103%
Expenses30%
Cash Flow-33%
ItemAmount
ADU Construction Cost$150,000
Monthly HELOC Payment$1,860
Annual Rental Income$21,600
Annual Operating Expenses$6,480
Net Operating Income (NOI)$15,120
Annual Debt Service$22,317
Annual Cash Flow-$7,197
Cap Rate10.0%
Break-Even (months)120
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## ADU & HELOC ROI Calculator in South Carolina: 2026 Analysis

When calculating adu & heloc roi calculator in South Carolina (SC), the average result comes to **-7197.42**.
Compared to the national average, South Carolina residents pay state income tax on top of federal rates. This is based on SC's current tax structure, which features progressive state income taxes,
making it an important factor in your financial planning.

### Key South Carolina Financial Factors
- **State Income Tax:** South Carolina uses its own tax brackets that differ from federal rates.
- **Local Cost of Living:** Housing, transportation, and healthcare costs vary significantly within South Carolina.
- **Property Taxes:** South Carolina property tax rates affect homeownership costs and real estate investment returns.

Use our interactive calculator above to model your specific scenario with South Carolina's exact 2026 rates, or compare South Carolina against neighboring states to see how a relocation could impact your bottom line.