Series: Researching Your Home's History

Sanborn Fire Insurance Maps

Sanborn Fire Insurance Maps are a record of buildings between 1884-1950. Sanborn maps show the historic building footprint, accessory structures, lot lines, construction type, exterior cladding, streets, and
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Resources for House History Research in Des Moines

  Polk County Assessor                                                            What you’ll find there: You can find an approximation of the year your house was built, but it’s often not very accurate. It’s
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