Grange
US Builder Feasibility Model
Project EIRR
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Dev Margin
--
Peak Debt
--
Peak Equity
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RLV / Lot
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Total RLV
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LAND & LOT CALCULATOR
Gross Size (acres)
Assumed NDA (%)
Avg Lot Size (sqf)
Civil Efficiency (%)
Lots/NDA Acre (computed)
6.1
Total Lots
Dwelling Size (sqf)
Dwelling Cost ($/sqf)
Retail Price ($/sqf dwelling)
Revenue/Lot (computed)
$559,213
Horizontal Cost Method
Horizontal Cost ($/lot)
FINANCING & FEES
FEES (% of Unescalated GRV)
Sales / Closing (%)
Marketing (%)
Indirect Mgmt (%)
Gen Admin / Overhead (%)
Legal Fees ($/lot)
Contingency (% OPC+Dwell)
FINANCING
Land Loan Rate (%)
Constr. Loan Rate (%)
LVR Land (%)
LVR Construction (%)
OTHER COSTS
Acquisition Costs ($)
Stat/Planning Fees ($)
Land Holding (% RLV p.a.)
CONSTRUCTION SCHEDULE
Lots Per Stage
Civil Stage 1 Dur (mo)
Civil Stage 2 Dur (mo)
Civil Stage 3+ Dur (mo)
Civil Stage 2 Overlap (mo)
Civil Stage 3+ Overlap (mo)
Home Stage 1 Dur (mo)
Home Stage 2 Dur (mo)
Home Stage 3+ Dur (mo)
Sales Overlap Stage 1 (mo)
Sales Overlap Stage 2 (mo)
Sales Overlap Stage 3+ (mo)
Sales Velocity (lots/mo)
ESCALATION
Capital Growth (% p.a.)
Revenue escalation
TPI (% p.a.)
Horiz. + Vertical costs
CPI (% p.a.)
Fees & soft costs
Escalation Hold (years)
+ SOFT COSTS (PROJECT LEVEL)
+ LAND PAYMENT TERMS
PROJECT DEVELOPMENT SUMMARY
MetricUnescalatedEscalated
No of Lots--
Avg Home Sale Price----
Vertical Cost / Home----
Horizontal Cost / Lot----
Fees / Extraordinary Per Lot----
Fees as % of Hard Cost--
Total Interest Cost--
Total RLV--
TDC excl. Interest--
EIRR Check--
Dev Margin--
HURDLE & GOAL SEEK
Target (%)
Monthly: 1.53%

CASHFLOW - FULL PROJECT

Monthly calculation engine. Revenue recognized at settlement. Costs escalated by TPI/CPI annually. Sales capped by velocity and available inventory.

+ BUILDER SENSITIVITIES

INVESTOR / LAND BANKER

Englobo site acquisition & hold analysis
INVESTOR ASSUMPTIONS
Equity Portion (%)
Loan Rate on Land (%)
Land Tax Proportion (%)
Holding Cost/yr (%)
Implied RLV Growth p.a.
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RETURNS & TAX
Earnings (% of RLV)
Risk Free Rate (%)
Land Holding Tax (%)
Projection Duration (yrs)
STRIKE PRICE & COSTS
Investor Strike Price ($)
Auto-set from RLV or Purchase Price
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HOLDING COST BREAKDOWN
Annual cost per lot to hold the land.
RLV PROJECTION
Projected land value per lot over time, assuming home prices grow each year at the capital growth rate. Shows what the land would be worth if you developed it at each future time point.
PEAK PERFORMANCE BAND — RLV vs Revenue
EIRR GROWTH — Buy at RLV, Sell at Market Price
INVESTOR EIRR HEAT MAP (Strike Price x Hold Period)
What this shows: If you buy the land at a given price per lot (rows) and hold it for a certain number of years (columns), what is your annual return on the equity you put in? The model assumes you put up equity on day one, pay interest, land tax, and holding costs each year, earn any income from the land, then sell at the projected future land value. Green = you're making money. Red = you're losing money. Find your target purchase price on the left and read across to see how returns change with time.
ABSOLUTE RETURNS (Strike Price x Hold Period) — Adjusted for Time Value
What this shows: The actual dollar profit or loss per lot, adjusted for the time value of money. Starting from today's land value (RLV), we subtract the present value of all holding costs (interest, tax, etc.) over the hold period, add back any earnings, then subtract the purchase price. Positive (green) = net profit per lot. Negative (red) = net loss per lot. This tells you in today's dollars how much you actually make or lose at each price point and hold period.
INVESTOR SENSITIVITIES — Revenue vs (OPC + Dwelling) → RLV Per Lot
What this shows: A stress test of the land value. Each cell shows what the land is worth per lot if the home sale price (rows) or the total build cost (columns) is different from the base case. Moving right increases costs, reducing land value. Moving down increases revenue, boosting land value. The highlighted cell is your current scenario. This helps you see how sensitive the land value is to changes in market conditions — if prices drop 10%, or costs rise $20K, is the deal still viable?