What is a lot loan or land loan, and how is it different from a construction loan in Arizona?

The dirt and the build are two different halves of the same project, and each has its own loan. A lot loan, also called a land loan, finances buying a piece of land by itself, with no house attached yet, while a construction loan finances building the home. They are two different products with different terms, down payments, and risk profiles, and you can use them at different times. Many Arizona buyers take a land loan first to lock down a lot in Rio Verde, Cave Creek, or the desert near Casa Grande, then come back later with a construction loan once their plans and budget are ready. Others combine both into one loan. Rates and terms change often, so confirm the current numbers with your lender.

Below is what a lot loan is, how it differs from a construction loan, how the two work together, and when each one fits an Arizona build.

What a lot loan or land loan actually is

A lot loan is financing used to buy land on its own, separate from any home. You use it when you want to own a parcel now and either build later or simply hold it. Because there is no house yet, and a vacant lot is harder for a lender to resell if you default, lenders treat land loans as riskier than a normal mortgage. That risk shows up in the terms.

Compared to a home mortgage, a typical Arizona lot loan asks for:

• A larger down payment. Lenders commonly want more down on raw or undeveloped land than on a finished home, often 20 to 50 percent depending on how developed the parcel is.
• A shorter term and sometimes a balloon. Many land loans run shorter than a 30-year mortgage, and some end in a balloon payment that assumes you will build or refinance.
• A higher rate. The added risk of vacant land usually means a higher interest rate than a comparable home loan.

The single biggest factor in your terms is how developed the lot is. A finished lot inside a platted subdivision, with a recorded road, water, sewer or septic approval, and power at the property line, is the easiest to finance. Raw, undeveloped land with no utilities and no legal access is the hardest, and some lenders will not touch it at all. In rural Maricopa County, landlocked parcels and lots with no proven water are common, and they can be hard to borrow against. Our pages on how to buy land to build a house in Arizona and what you need to build on rural land in Rio Verde cover what makes a lot buildable.

How a lot loan differs from a construction loan

The core difference is what each loan pays for: a lot loan buys land, a construction loan builds the house. A construction loan does not buy a finished home. The Consumer Financial Protection Bureau (CFPB) defines it as "a short-term loan that provides funds to cover the cost of building or rehabilitating a home." The money comes out in stages, not all at once. As the CFPB explains, construction loan funds are "typically provided in a series of advances as the construction progresses," released through a draw schedule tied to milestones like foundation and framing.

The two loans differ in several concrete ways:

• What they fund. Land loan: the parcel. Construction loan: the labor and materials to build.
• How money is delivered. A land loan hands you the purchase amount at closing. A construction loan releases money in draws as the home goes up.
• Payments. On a construction loan you pay interest only on the amount drawn during the build, as covered in our page on paying interest during construction. A land loan is its own payment on the land debt.
• Rate. The CFPB notes construction loans carry "higher interest rates than longer-term mortgage loans used to purchase homes." Land loans also run higher than a standard mortgage.
• Ending. A construction loan either converts to a permanent mortgage or must be paid off when the home is done. A land loan is paid off when you sell, refinance, or roll it into your construction financing.

There is also a combined product that blurs the line. A land-and-construction loan rolls buying the lot and building the home into one package with a single closing. That is a construction-to-permanent loan with the land included, not a standalone land loan. Our page on the land-and-construction loan explains that path in full.

How the two loans work together

In a common Arizona sequence, you use a land loan first and a construction loan later, then the construction loan pays off the land loan. You buy the lot now with a land loan, take time to finalize plans, choose a builder, and nail down a budget, then apply for a construction loan when you are ready to build. At the construction closing, your land typically becomes part of the deal.

The land you already own is a real advantage at that point. Lenders size a construction loan using the loan-to-value (LTV) ratio, which the CFPB defines as "a measure comparing the amount you are financing with the appraised value of the property." Equity in land you own can count toward your down payment, lowering how much cash you need at the construction closing. Fannie Mae's Selling Guide reflects this in how it values a single-closing construction-to-permanent loan: the calculation uses the "as completed" appraised value of the finished home, and existing lot equity feeds into that math. So buying the lot first, especially if you pay it down or own it free and clear, can shrink your out-of-pocket cost when you build.

There is a trade-off. Using two loans means two closings and two sets of closing costs, plus you carry the land payment during the months before you build. If you already know your plans and timeline, combining everything into one land-and-construction loan can be cheaper and simpler. If you need time, or found a great lot before you were ready to build, the land-loan-first path buys you that flexibility.

When a lot loan versus a construction loan makes sense in Arizona

Use a lot loan when you want to own the land before you are ready to build. That fits a lot of Arizona buyers: you find the right acre in Rio Verde Foothills or Cave Creek, lock it down now, and take a year to design the home and line up a builder. It also fits buyers who want to hold land as a long-term play. Just go in knowing the terms are tougher than a mortgage and the lot's development level drives everything.

Use a construction loan when you are ready to build and have what the lender needs: finished plans, a fixed or guaranteed-price contract with a licensed builder, and a realistic budget. In Arizona that builder needs an active B-class General Residential Contractor license with the Registrar of Contractors. The lender appraises the finished home and lends against that future value, so loose plans or a thin budget can stall the loan.

Consider the government-backed combined options if you qualify. The USDA single-close construction-to-permanent loan, built for eligible rural areas common in Pinal County and the Valley's edges, can fold the land and the build into one loan with little to no money down for qualified households. VA construction loans do the same for eligible Veterans with no down payment. These can save you from running a separate land loan at all. Our construction loan requirements page covers what lenders look for.

Lot loan and construction loan terms, down payments, rates, and program eligibility change often and vary by lender and parcel. Confirm the current pricing and specs (as of 2026) with an Arizona-licensed lender, including the down payment your specific lot requires and whether a combined land-and-construction loan beats running two separate loans, before you make an offer on the land.

Building with Jematell Homes

We build the budget line by line so the number you sign is the number you build to. If you are planning a custom home in Scottsdale, Rio Verde, or the greater Phoenix metro, we are happy to walk through your project.

Sources

• CFPB: What is a construction loan?
• CFPB: What is a loan-to-value ratio and how does it relate to my costs?
• Fannie Mae Selling Guide B5-3.1: Construction-to-Permanent Financing: Single-Closing Transactions
• USDA Rural Development: Single Close Construction-to-Permanent Financing