Free Rental Property Calculator & Real Estate Investment Analysis Suite. Calculate multi-year cash flow, Cap Rate, Cash-on-Cash Return, IRR, DSCR, BRRRR strategy, 27.5-year tax depreciation, and rules-of-thumb (1%, 50%, 70% rules).
| Vacancy Rate | Rate -1% (5.5%) | Base Rate (6.5%) | Rate +1% (7.5%) |
|---|---|---|---|
| 3% Vacancy | $447/mo | $344/mo | $236/mo |
| 5% Vacancy | $407/mo | $304/mo | $196/mo |
| 10% Vacancy | $307/mo | $204/mo | $96/mo |
Residential real estate investment involves acquiring, leasing, and managing residential property to produce recurring net operating income and long-term equity growth. Unlike paper financial assets like equities or fixed-income bonds, real estate is a multi-dimensional wealth generator that delivers return through four distinct mechanisms:
Monthly spendable cash remaining after collecting all rental revenue and paying operational expenses and mortgage debt service.
Tenants pay down your mortgage principal each month, building equity dollar-for-dollar without out-of-pocket cash from the investor.
Long-term increase in physical land and building market value driven by inflation, replacement costs, and localized demand.
IRS 27.5-year straight-line MACRS paper expense deductions that shield positive rental cash flows from current income taxes.
Evaluating real estate deals requires analyzing return metrics across unleveraged operations, leveraged annual dividend returns, and multi-year compound performance:
Measures property operational yield as if bought 100% in cash. Used to compare property values across markets regardless of debt financing structure.
Measures the actual leveraged cash dividend percentage returned annually on out-of-pocket cash capital invested (Down Payment + Closing + Rehab).
The annualized compounded return rate evaluating total cash flows across the entire holding horizon plus terminal net equity proceeds upon sale.
Calculate initial cash required: Down Payment (or full purchase price if cash) + Upfront Closing Costs + Initial Renovation/Rehab Costs.
Deduct expected vacancy loss from gross rental income, then subtract property taxes, insurance, maintenance, HOA, utilities, and management fees.
Subtract annual mortgage principal & interest payments from NOI to establish net spendable cash flow.
Project rent escalation, property appreciation, loan balance paydown, and terminal sale proceeds to solve exact Internal Rate of Return (IRR).
| Rule Name | Formula / Threshold | Primary Strategic Application |
|---|---|---|
| The 1% Rule | Monthly Rent ≥ 1% of (Price + Rehab) | Fast initial filter for cash-flowing rental targets. |
| The 2% Rule | Monthly Rent ≥ 2% of (Price + Rehab) | High-yield filter for lower cost Midwest/South markets. |
| The 50% Rule | Operating Expenses ≈ 50% of Gross Income | Estimates operating expenses before itemizing taxes & ins. |
| The 70% Rule (MAO) | Max Offer = (ARV × 70%) - Rehab | Establishes maximum purchase price for distressed flips/BRRRR. |
Routine, ongoing costs required to keep the property operational (property taxes, hazard insurance, minor plumbing/repairs, property management fees, lawn care). Deducted in full each year.
Infrequent, major structural replacements that extend the life of the property (roof replacement, HVAC unit, water heater, driveway paving). Funded via monthly CapEx reserve accounts.
Failing to allocate 10% to 15% of gross rent for maintenance reserves causes major capital shortfalls when roofs or HVAC systems require replacement.
Assuming 100% occupancy year-round ignores tenant turnover downtime, eviction risks, and lease-up timelines.
Deducting 3.636% of building improvement value annually reduces taxable income without actual cash outlay.
Reinvesting net sale proceeds into a like-kind replacement property defers all capital gains and depreciation recapture taxes.
Successful real estate analysis balances cash flow, loan amortization, tax depreciation, and long-term appreciation. Utilizing multi-mode modeling (Buy & Hold, BRRRR, Rent Rolls, and Sensitivity Matrix) empowers real estate investors to select profitable deals with predictable risk margins.