Free Resources
For homeowners and property owners, understanding your property is the first step toward any successful project.
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Below are direct links to property records, zoning maps, and historic permit databases that can help you learn more about your home or site. These public tools empower residents and business owners to make informed decisions — and can be especially helpful when planning renovations, additions, or new construction.
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Please note that while these resources are publicly available, they are not an exhaustive list, and it’s always best to verify information directly with your local municipality to ensure accuracy and access the most up-to-date data before making project decisions.
Johnson County, Iowa
View current Johnson County aerial maps, land and property records, flood hazard zones, elevation data, zoning maps, and additional public GIS layers. You can search by address or parcel number.
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Iowa City, Iowa
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You can explore property details — including previous permits, property records, and related data — using the Iowa City’s online portal:
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https://egov.iowa-city.org/energovprod/selfservice#/search
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If you’re unable to locate your property information through the link above, you can contact the City of Iowa City directly for assistance.
The Iowa City Public Library (in-person and online) is also a valuable resource for archived building records and other historical property information.
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North Liberty, Iowa
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You can explore active and previous permits using the North Liberty’s online portal:​
Johnson County, Iowa
View current DC aerial maps, land and property records, and additional public GIS layers. You can search by address parcel number, and other categories.
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You can explore property details — including previous permits, property records, and related data — using DC's online portal:
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https://dob.dc.gov/service/records-management
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If you’re unable to locate your property information through the link above, you can contact the DC's Building Department (DOB)