Mortgage Banker
Key Mortgage Services
Key Mortgage Services is a family-owned residential mortgage lender based in Schaumburg, Illinois, specializing in originating home purchase and refinance loans for homebuyers in the Chicagoland area and select other states.
Key Statistics
As of June 2026, public records show Key Mortgage Services has originated approximately $578.0M in loan volume over the past 12 months, with an average loan size of $311k.
Volume (12mo)
$578.0M
Avg Loan Size
$311k
Total Mortgages
29,858
Total Borrowers
14,059
Lending Entities
Key Mortgage Services funds loans through the following entities. These are the legal entities that appear on recorded mortgage documents.
23,195 mortgages recorded
6,447 mortgages recorded
+68 more entities not shown
Geography
Key Mortgage Services's lending activity is concentrated in the following states, based on recorded mortgage data from the past 12 months.
Mortgages (12mo): 1,302
Volume (12mo): $482.4M
Total Volume: $6.9B
Mortgages (12mo): 31
Volume (12mo): $11.8M
Total Volume: $177.9M
Mortgages (12mo): 28
Volume (12mo): $12.5M
Total Volume: $273.4M
Top Borrowers
The following individuals have the most recorded mortgage transactions with Key Mortgage Services. Click on a borrower to view their full investor profile.
+14,056 more borrowers not shown
FAQ
What type of lender is Key Mortgage Services?
Key Mortgage Services is classified as an mortgage banker based on our research. Mortgage bankers are residential lenders that fund loans from their balance sheet or warehouse lines. They have a mix of business (1%) and personal loans in their portfolio.
What entities does Key Mortgage Services fund loans under?
Key Mortgage Services originates mortgages through 70 different lending entities. The most common include Key Mortgage Services and Affinity Mortgage. These are the legal entity names that appear on recorded mortgage documents.
Where is Key Mortgage Services most active?
Based on recorded mortgages, Key Mortgage Services is most active in Illinois, Kansas, and Nevada.
How many loans has Key Mortgage Services originated?
Public records show 29,858 mortgages recorded for Key Mortgage Services, with $578.0M in volume over the past 12 months.
What is the average loan size for Key Mortgage Services?
The average mortgage size for Key Mortgage Services is $311k based on all recorded mortgages.
Does Key Mortgage Services offer short-term loans?
Key Mortgage Services primarily offers long-term financing, with only 0% of loans being short-term.
How is this data collected?
Elementix aggregates mortgage data from public county records across the United States. We use AI to normalize lender names, identify aliases, and connect borrowers to their lending relationships.