How this instrument works
Lenders sort land into three tiers before they ever quote a rate: raw land with no road access or utilities, unimproved land with some utilities or a graded access road, and improved land — lot-ready ground with water, sewer or septic, and power already at the boundary. Raw acreage carries the steepest terms of the three, because there is no structure a lender could resell if the loan goes bad, only bare ground whose value can swing hard with local zoning and development sentiment.
That collateral risk is why this instrument's payment formula looks identical to a mortgage's amortization formula yet produces a noticeably higher number for the same loan size: the rate going in tends to run higher, and the term coming out tends to run shorter. A 15-year land loan at 8% is a realistic quote; a 30-year land loan at a mortgage-grade rate generally is not, because few lenders want undeveloped ground on their books that long.
The three inputs here feed a straight amortizing schedule — a fixed payment every month until the balance reaches zero, with no interest-only period and no balloon due date built in. It says nothing about survey costs, perc tests, mineral rights, property tax on unimproved ground, or the cost of running utilities to the site later — real expenses a land purchase carries that a home purchase mostly does not.
- Enter the purchase price under Land price, $.
- Set the share you are putting down under Down payment, % — land lenders often ask for 20 to 50%, well above a typical mortgage.
- Enter the rate your lender quoted under Annual interest rate, %.
- Choose the repayment length under Loan term, years — land loans commonly run 5 to 15 years, shorter than a 30-year mortgage.
- Read Down payment, Amount financed, and Monthly payment in the results.
Worked example — $80,000 of raw land at 20% down
Set Land price, $ to $80,000, Down payment, % to 20, Annual interest rate, % to 8, and Loan term, years to 15 — a plausible profile for someone buying raw acreage with no immediate construction plan. Down payment comes out to $16,000, twenty percent of the price, leaving Amount financed at $64,000.
Run that $64,000 through the payment formula with a monthly rate of 8 ÷ 1200 = 0.006667 and 180 monthly payments (15 years times 12) and Monthly payment reads $611.62. Notice how much steeper that is than a comparably sized home-improvement loan at a mortgage rate: bare acreage with no structure on it is simply harder for a bank to resell if the borrower stops paying, and that extra risk shows up as a shorter term and a fatter rate rather than a separate line item.
Questions
Why does a land loan charge a higher rate than a mortgage?
Because the collateral is weaker. A house gives a lender a structure it can resell if a borrower defaults; raw or unimproved land is harder to value and slower to sell, especially in a soft market, so lenders price in that extra risk with a higher rate, a shorter term, and a bigger required down payment.
What is the difference between raw, unimproved, and improved land?
Raw land has no road access or utilities at all. Unimproved land has some infrastructure — perhaps a graded access road or nearby power — but not full utility hookups. Improved land, sometimes called a lot, has water, sewer or septic, and power at the boundary and is ready to build on; lenders reward that readiness with better rates and lower down payment requirements.
How much down payment does a land loan usually require?
Commonly 20% to 50%, well above the 3% to 20% typical of a home mortgage. Raw land with no utilities or access sits at the higher end of that range; improved, build-ready lots can qualify for terms closer to a standard mortgage. Enter your lender's actual quote in Down payment, % — this figure varies more by lender than almost any other loan type.
Does this calculator include a balloon payment?
No. It assumes a straight amortizing loan — the payment stays fixed and the balance reaches zero at the end of Loan term, years. Some land loans are structured with a short balloon due date instead, sized against a longer amortization schedule; if your loan works that way, this sheet's Monthly payment is still accurate, but the balance will not reach zero at your actual maturity date.
Can a land loan later become a construction loan or a mortgage?
Not automatically — they are separate products. A land loan finances the ground alone; building on it typically means refinancing into a construction loan first and then a standard mortgage once the structure is complete, each with its own approval, rate, and closing costs. This sheet only prices the land purchase itself.
What costs does the monthly payment leave out?
Property tax on the unimproved parcel, any HOA or land-association dues, survey and perc-test fees, and the eventual cost of bringing power, water, or sewer to the site if it is not already there. This sheet prices principal and interest on the loan alone, the same way a mortgage calculator would before escrow gets added.
References
- Consumer Financial Protection Bureau — Owning a Home: loan options
- USDA Farm Service Agency — Farm Loan Programs
Read this first: This instrument shows arithmetic, not advice. Real offers add fees, taxes and terms that vary by lender and place — verify the figures against your actual paperwork before deciding anything.