Check the property deed or title records
Look up the county assessor’s property records
Search the local tax assessor’s website
Review building permits at the city or county building department
Search historical property records at the county recorder’s office
Check old census records and city directories
Look at Sanborn fire insurance maps
Search historical newspapers for construction notices or sale listings
Review old real estate listings or MLS archives
Ask the local historical society or library
Inspect the house for a cornerstone, plaque, or builder’s mark
Compare architectural style with known construction periods
Check utility connection records for the original service date
Use online property history websites
Hire a home inspector or real estate historian
Ask previous owners or longtime neighbors