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Commercial Real Estate Loan Guide

Investment & Commercial Loans

Commercial Real Estate Loan Guide

NOI, DSCR, LTV, cap rates, balloon payments, and all major CRE loan types — from conventional bank loans to CMBS and SBA financing. Everything you need to evaluate and finance commercial real estate in 2026.

📖 11 min read Updated 2026 Commercial

Commercial Real Estate Loan Basics

A commercial real estate loan finances property that is income-producing or used for business purposes — apartments with 5+ units, office buildings, retail centers, industrial warehouses, self-storage facilities, hotels, and mixed-use developments. Unlike residential loans (1–4 units), CRE loans are underwritten on the property’s income performance and the borrower’s business track record, not just personal credit.

The fundamental difference from residential lending: CRE lenders primarily evaluate whether the property generates enough income to service the debt — and secondarily whether the borrower has the creditworthiness and experience to manage the asset.

CRE Property TypeExamplesTypical Financing
Multifamily (5+ units)Apartment complexes, large condosAgency (Fannie/Freddie), bank, CMBS, bridge
OfficeProfessional office buildings, medical officeBank, CMBS, SBA, insurance company loans
RetailStrip centers, shopping centers, single-tenant net leaseBank, CMBS, SBA (owner-occupied), insurance loans
IndustrialWarehouses, flex space, manufacturingBank, SBA, CMBS, industrial REITs
Self-storageClimate-controlled and standard storage facilitiesBank, CMBS, SBA, private equity
HospitalityHotels, motels, resortsBank, CMBS, SBA, brand-specific financing
Mixed-useRetail + residential combinedBank, CMBS, local portfolio lenders
5+ units = commercial: The dividing line between residential and commercial financing is 5 units. A 4-unit property can use FHA, VA, or conventional residential loans. A 5-unit property requires commercial financing — regardless of whether it’s an apartment building or a mixed-use property.

Key CRE Metrics: NOI, DSCR, Cap Rate, LTV

Commercial real estate lending uses a specific vocabulary of financial metrics. Understanding these is essential to evaluating deals and communicating with lenders.

Net Operating Income (NOI)

NOI = Gross Rental Income − Operating Expenses (but excluding debt service)

Operating expenses include property taxes, insurance, utilities, maintenance, management fees, and vacancy allowance. NOI does NOT include mortgage payments — it’s the property’s income before financing costs. NOI is the foundation of all other CRE valuation metrics.

Debt Service Coverage Ratio (DSCR)

DSCR = NOI ÷ Annual Debt Service

Annual debt service = 12 months of principal + interest payments. Most CRE lenders require a minimum DSCR of 1.20–1.25, meaning NOI covers debt payments with a 20–25% cushion. Lenders won’t approve a loan that puts the property in a negative-cash-flow position at stabilization.

Capitalization Rate (Cap Rate)

Cap Rate = NOI ÷ Property Value

The cap rate represents the unlevered return on a property if purchased in cash. A property with $120,000 NOI selling for $1,500,000 has an 8% cap rate. In mid-2026, cap rates vary significantly by market and asset class: multifamily 5.0–6.5%, industrial 5.5–7.0%, retail 6.5–8.5%, office 7.0–9.5% (higher due to post-pandemic headwinds).

MetricFormulaCRE Lender Benchmark (2026)
NOIGross Income − Operating ExpensesMust support debt service at 1.20–1.25 DSCR
DSCRNOI ÷ Annual Debt ServiceMin 1.20 (most lenders); 1.25 for best terms
LTV (Loan-to-Value)Loan Amount ÷ Appraised ValueMax 65%–75%; 70% most common
LTC (Loan-to-Cost)Loan Amount ÷ Total Project CostMax 75%–85% (construction/bridge)
Cap RateNOI ÷ Purchase PriceLenders prefer 5.5%+ to ensure viable DSCR
Debt YieldNOI ÷ Loan AmountMin 7%–9% (CMBS); 6%–8% (agency multifamily)
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Types of Commercial Real Estate Loans

CRE borrowers have access to multiple financing channels, each with different rate structures, terms, and requirements:

Loan TypeBest ForTypical Terms
Conventional bank / portfolio loanEstablished borrowers; local relationships; smaller deals5–25 year amortization; 3–10 year balloon; recourse
Agency multifamily (Fannie/Freddie)5+ unit apartment buildings; long-term holds5–30 year fixed; 30-year amortization; non-recourse at scale
SBA 504Owner-occupied CRE (business occupies 51%+)10 or 20-year fixed; no balloon; low down payment
SBA 7(a)Owner-occupied CRE; smaller loans; business acquisitionsUp to 25 years; variable rate; fully amortizing
CMBS / conduit loanLarger stabilized properties ($2M+); non-recourse10-year fixed; 25–30 year amortization; yield maintenance/defeasance prepay
Bridge / transitional loanValue-add acquisitions; properties in lease-up or renovation1–3 year term; interest-only; floating rate (SOFR + spread)
Construction loanGround-up development12–36 months; interest-only during construction; converts to perm
Insurance company loanClass A stabilized assets; long-term institutional hold10–25 year fixed; lowest rates; very strict asset quality requirements

Recourse vs. Non-Recourse

A key distinction in CRE lending: recourse loans allow the lender to pursue the borrower personally if the property can’t cover the debt. Non-recourse loans limit the lender’s remedy to the property itself — your personal assets are protected (with some exceptions called “bad boy carve-outs”). CMBS loans, agency multifamily loans, and insurance company loans are typically non-recourse. Bank and SBA loans are typically recourse.

CRE Loan Requirements

Commercial real estate underwriting is more complex than residential. Lenders evaluate both the property and the borrower’s business track record:

RequirementTypical StandardNotes
Minimum DSCR1.20–1.25Calculated on stabilized NOI; some lenders require 1.30 for office
Maximum LTV65%–75%70% most common; 65% for higher-risk asset classes (office, hospitality)
Minimum down payment25%–35%25–30% for multifamily and industrial; 30–35% for office and retail
Minimum credit score660–700680+ preferred; some lenders require 700+ for full-doc approval
Net worth requirementEqual to loan amountMany lenders require borrower net worth ≥ loan amount
Liquidity requirement10%–20% of loan amountPost-close liquidity; shows ability to manage cash flow disruptions
Experience requirementPreferred, not always requiredManaging similar asset class; commercial lenders weight experience heavily
Occupancy at close85%–90%+ for permanent financingStabilized occupancy required; bridge loans bridge to stabilization
Personal guarantyRequired for recourse loansNon-recourse available for larger stabilized assets via CMBS/agency
Global cash flow analysis: CRE lenders analyze your entire financial picture — all properties you own, all debts, all income sources — to confirm you have the capacity to manage the asset and cover debt service during vacancy periods. This “global cash flow” analysis is more thorough than residential DTI calculation.

SBA 504 and SBA 7(a) Loans

Small Business Administration loans offer significant advantages for owner-occupied commercial real estate — the business using the property must occupy at least 51% of the space. SBA loans are partially guaranteed by the government, which allows lenders to offer lower down payments and longer amortization periods than conventional CRE loans.

FeatureSBA 504SBA 7(a)
Max loan amount$5M ($5.5M for manufacturing)$5M
Minimum down payment10% (borrower); 40% bank; 50% SBA CDC10–20% (varies by lender)
Interest rateFixed for SBA portion (below market); variable for bank portionVariable (Prime + spread, currently ~9.5–11%)
Loan term10 or 20 years; fully amortizingUp to 25 years for real estate
Balloon paymentNoneNone — fully amortizing
Occupancy requirement51% owner-occupied51% owner-occupied
Best use caseLarge CRE purchases; long-term real estate holdsSmaller acquisitions; working capital + real estate combined
SBA 504 structure: SBA 504 loans involve three parties — a conventional bank finances 50% of the project, an SBA Certified Development Company (CDC) funds 40% with an SBA-guaranteed debenture, and the borrower provides 10% down. The bank takes first lien; the CDC takes second lien. This 10% down structure on commercial real estate is otherwise unavailable through conventional channels.

CMBS and Conduit Loans

CMBS (Commercial Mortgage-Backed Securities) loans — also called conduit loans — are originated by lenders who then pool them into securities sold to institutional investors. They typically offer lower fixed rates than bank loans for larger commercial properties, with the trade-off of strict prepayment restrictions and limited flexibility.

CMBS Key Features

  • Loan size: Minimum $2M–$3M (most CMBS lenders); sweet spot $5M–$50M
  • Non-recourse: Yes — lender’s remedy limited to the property (with bad-boy carve-outs for fraud, bankruptcy filing, etc.)
  • Rate: Fixed for 10 years, based on 10-year Treasury + spread (typically 170–250 bps above Treasury)
  • Amortization: 25–30 years with 10-year balloon payment
  • Prepayment restriction: Yield maintenance or defeasance — extremely expensive to exit early; plan for full 10-year hold or assume CMBS when selling
  • Servicing: Loans are transferred to a servicer; modifications are difficult during the term
CMBS prepayment penalty warning: CMBS loans are nearly impossible to exit cheaply before maturity. Yield maintenance can equal months or years of interest. If you might sell or refinance within 10 years, a CMBS loan may not be appropriate — consider bank portfolio loans with step-down prepayment instead.

Agency Multifamily (Fannie Mae / Freddie Mac)

For 5+ unit apartment buildings, Fannie Mae (DUS program) and Freddie Mac (Optigo program) offer long-term fixed-rate financing with competitive rates, typically 5–30 year terms, and non-recourse options for qualified borrowers. Loan minimums start at $1M. These agency programs are the gold standard for stabilized multifamily — lower rates than bank loans with more flexible prepayment than CMBS.

How to Apply for a Commercial Loan

CRE loan applications require significantly more documentation than residential. Here’s the standard process and timeline:

StepWhat HappensTimeline
1. Initial submissionSubmit property details, rent roll, operating statements, purchase contract, and borrower financial summaryDay 1
2. Indicative term sheetLender reviews and issues non-binding term sheet with proposed rate, LTV, DSCR, and structureDay 3–7
3. Application and depositExecute term sheet; pay good-faith deposit (covers appraisal, environmental, lender costs)Day 7–10
4. Third-party reports orderedCommercial appraisal (MAI), Phase I environmental, property condition report, surveyDay 10–30
5. Full underwritingLender analyzes financials, rent roll, lease abstracts, borrower financial statements, tax returns, entity docsDay 20–45
6. Credit committeeDeal presented to lender’s credit committee for final approvalDay 35–55
7. Commitment letterBinding commitment issued; final conditions listedDay 45–60
8. ClosingDocs signed; funds wire; typically at an attorney’s office rather than title companyDay 60–90

Key Documents Required for CRE Loans

Prepare: 2–3 years of property operating statements, current rent roll (all tenants, lease terms, rents, expirations), lease abstracts for major tenants, 2–3 years personal and business tax returns, personal financial statement (assets/liabilities), entity organizational documents, purchase contract, and summary of borrower’s CRE experience and current portfolio. For construction loans: add full plans, specs, and contractor bid packages.

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Frequently Asked Questions

What is the minimum down payment for a commercial real estate loan?
Most commercial real estate loans require 25–35% down. The notable exception is SBA financing — SBA 504 loans require only 10% down for owner-occupied CRE. For investment properties (non-owner-occupied), 25% is the minimum at most bank and CMBS lenders, with 30–35% required for higher-risk asset classes like office, hospitality, or retail. Bridge loans may allow up to 80% LTC for transitional/value-add acquisitions.
How long does a commercial real estate loan take to close?
Commercial real estate loans take 45–90 days to close for permanent financing. The timeline is driven by third-party reports: a commercial MAI appraisal takes 3–4 weeks, a Phase I environmental study takes 2–3 weeks, and property condition reports take 1–2 weeks. These can run concurrently but must be completed before credit committee approval. Bridge loans and hard money CRE loans can close in 2–3 weeks for experienced borrowers.
What is a balloon payment in commercial real estate?
A balloon payment is the lump sum remaining at the end of a commercial loan’s term. Most CRE loans have a 5, 7, or 10-year term with 25–30 year amortization — so at the end of year 10, only a fraction of the principal has been paid, and the remaining balance (the “balloon”) is due in full. Borrowers must refinance or sell before balloon maturity. This is a critical risk to manage — balloon payments coming due in a high-rate environment can be extremely challenging if refinance rates have risen significantly.
Can I use an SBA loan to buy investment real estate?
No — SBA loans are only available for owner-occupied commercial real estate, meaning your business must occupy at least 51% of the space. Pure investment properties (rented entirely to third-party tenants) do not qualify for SBA financing. For investment CRE, you’ll need conventional bank financing, CMBS, agency multifamily (for 5+ units), or private/bridge lending.