What is a jumbo loan?

A jumbo loan is a mortgage that exceeds the conforming loan limit set by the Federal Housing Finance Agency. In most of Utah, that's the baseline limit; in Summit and Wasatch Counties, the threshold is higher because of elevated home prices.

What credit score do I need for a jumbo loan?

Most Utah jumbo lenders require 700+, with the best pricing at 740+. Some portfolio lenders allow scores in the high 600s with compensating factors.

How much down payment is required?

Typically 10%–20% down on jumbo loans. Some Utah lenders go to 5% down on smaller jumbo amounts with strong credit; very large jumbos can require 25%+.

Do jumbo loans require reserves?

Yes. Most jumbo lenders require 6–12 months of cash reserves (mortgage payments held in liquid accounts) after closing. Some require more for larger loan amounts.

Are jumbo loan rates higher than conventional?

Sometimes. In recent years jumbo rates have often been competitive with — or even lower than — conforming rates because jumbo borrowers tend to be stronger credit risks. It varies by lender and market conditions.

Which Utah markets typically need jumbo financing?

Park City, Deer Valley, Promontory, Midway, parts of St. George and Washington, luxury enclaves in Holladay, Cottonwood Heights, Alpine, and Draper, and high-end Wasatch Back communities.

What is a jumbo loan?

A jumbo loan is a mortgage that exceeds the conforming loan limit set by the Federal Housing Finance Agency. In most of Utah, that's the baseline limit; in Summit and Wasatch Counties, the threshold is higher because of elevated home prices.

What credit score do I need for a jumbo loan?

Most Utah jumbo lenders require 700+, with the best pricing at 740+. Some portfolio lenders allow scores in the high 600s with compensating factors.

How much down payment is required?

Typically 10%–20% down on jumbo loans. Some Utah lenders go to 5% down on smaller jumbo amounts with strong credit; very large jumbos can require 25%+.

Do jumbo loans require reserves?

Yes. Most jumbo lenders require 6–12 months of cash reserves (mortgage payments held in liquid accounts) after closing. Some require more for larger loan amounts.

Are jumbo loan rates higher than conventional?

Sometimes. In recent years jumbo rates have often been competitive with — or even lower than — conforming rates because jumbo borrowers tend to be stronger credit risks. It varies by lender and market conditions.

Which Utah markets typically need jumbo financing?

Park City, Deer Valley, Promontory, Midway, parts of St. George and Washington, luxury enclaves in Holladay, Cottonwood Heights, Alpine, and Draper, and high-end Wasatch Back communities.

Utah Jumbo Loans | High-Balance Mortgage Guide

By Tres Miller · Mortgage Banker · NMLS #217768

Reviewed June 22, 2026 · 31+ years lending in Utah

Quick Answer

A jumbo loan is a mortgage that exceeds the conforming loan limit. In Utah, that typically means high-end Park City, Deer Valley, Midway, St. George, and luxury Wasatch Front purchases. Jumbo loans usually require strong credit, larger down payments, and 6–12 months of reserves.

Overview

Jumbo loans fund purchases above the conforming limit set by Fannie Mae and Freddie Mac. Because they can't be sold to those agencies, lenders hold them on their balance sheets or sell them to private investors — which means underwriting is stricter and more individualized.

In Utah, jumbo financing is increasingly common as appreciation in Park City, the Wasatch Back, and luxury Wasatch Front pockets pushes loan amounts past conforming thresholds.

Who it's for

Buyers in Park City, Deer Valley, Promontory, Midway, Heber
Luxury and high-end Wasatch Front buyers (Alpine, Draper, Holladay, Cottonwood Heights)
St. George and Washington County buyers on larger custom homes
Second-home buyers above conforming limits
Move-up buyers whose new home pushes them past the conforming limit

Key benefits

Funds purchases above conforming loan limits
Often competitive rates vs. conforming for strong credit profiles
Interest-only and 40-year options available with some lenders
Flexible underwriting for high-net-worth and self-employed borrowers
Available for primary, second homes, and (with some lenders) investment properties

Common requirements

Typical minimum credit score of 700; best pricing at 740+
Down payment of 10%–20% (sometimes higher on very large loans)
6–12 months of reserves in liquid accounts after closing
Documented two-year income; self-employed borrowers need full tax returns
Debt-to-income ratio generally under 43%
Two appraisals on the largest loan amounts

Utah-specific considerations

Summit County and Wasatch County have higher conforming limits than the rest of Utah — confirm whether your loan is actually jumbo or high-balance conforming before assuming jumbo terms apply.
Park City and Deer Valley purchases often involve short-term rental income; not all jumbo lenders count it the same way — pick a lender experienced with Utah resort properties.
Custom-home purchases in Alpine, Draper, and the Wasatch Back can require construction-to-permanent jumbo financing; planning the loan structure before breaking ground saves significant cost.
Self-employed Utah business owners often qualify more easily with bank-statement jumbo programs than with full doc — Tres works with lenders who offer both.