Shingle-style house on 1.6 acres

Sagaponack Shingle House

Sagaponack, Southampton·$6,200,000·6 bed, 6.5 bath·6,100 sq ft

Balanced: income and growth

6.3% a year over 10 years (3.1% after tax), with $11,892 a month to carry from year one.

Confidence: Moderate
Net yield3.3%

Year-one rent after 1 month vacant, less taxes, charges, insurance, management and upkeep, divided by the price.

Cash on cash-7.6%

Year-one cash after the mortgage, divided by the $1,872,505 you put in (deposit plus $322,505 of buying costs).

IRR, 10 years6.3%

The annual return that equates your cash in with every year's cash flow and the sale proceeds after 6.5% selling costs. Values grow 4.4% a year.

IRR after tax3.1%

Rental profit taxed at 45% after interest and depreciation; the gain at sale at 33%, including recapture. General illustration, not tax advice.

Total return106%

Every dollar of cash flow plus the net sale, less what you put in, as a share of what you put in.

Break-even rent$54,075/mo

The monthly rent at which year one covers the mortgage ($28,934/mo at 6.35%) and every running cost.

True monthly cost of owning$40,583Interest, taxes, charges, upkeep and what your deposit would earn elsewhere
Renting the equivalent$28,000From comparable leases nearby
Renting saves$12,583/mo
ScenarioAssumptions move every figure above
Stress test
Projected wealth from Sagaponack Shingle House: our case against a downside of rates up a point, a month more vacancy and growth two points lower-1,000k0k1,000k2,000k3,000kY0Y1Y2Y3Y4Y5Y6Y7Y8Y9Y10
Our caseDownside
Year by year
YearRentNet operating incomeMortgageCash flowValueLoan
1$310,500$204,505$347,208−$142,703$6,472,800$4,596,529
2$319,815$210,640$347,208−$136,567$6,757,603$4,539,562
3$329,409$216,959$347,208−$130,248$7,054,938$4,478,871
4$339,292$223,468$347,208−$123,739$7,365,355$4,414,211
5$349,470$230,172$347,208−$117,035$7,689,431$4,345,324
6$359,955$237,077$347,208−$110,130$8,027,766$4,271,933
7$370,753$244,190$347,208−$103,018$8,380,987$4,193,743
8$381,876$251,515$347,208−$95,692$8,749,751$4,110,442
9$393,332$259,061$347,208−$88,147$9,134,740$4,021,694
10$405,132$266,833$347,208−$80,375$9,536,668$3,927,144