Map developed by Jefferson County ITS GIS. Using the 2020 Commission District boundaries. This map is made available to the public - there is a disclaimer statement in the marginalia.
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Jefferson County, Alabama boundary line. Data source for Map Service to Open Data on ArcGIS Online. Source map document: \gis-data\gis\library\ESRI\Services1041\OpenData\Boundary.mxd
Map developed by Jefferson County ITS GIS. Using the 2020 Zip Codes from the US Census Web site. This map is made available to the public - there is a disclaimer statement in the marginalia.
Zoning Map for Unincorporated Jefferson County
Map developed by Jefferson County ITS GIS. Using the most current version of the Municipal Boundaries - these do change regularly. This map is made available to the public - there is a disclaimer statement in the marginalia.
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Map displaying Jefferson County Parcel data. This map is used by several of the open data apps
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Jefferson County 2021 FEMA Flood Zone Areas
Map developed by Jefferson County ITS GIS. Using the 2020 Zip Codes from the US Census Web site. This map is made available to the public - there is a disclaimer statement in the marginalia.
Useful in differentiating the areas of the county that go to either the Main Jefferson County Courthouse or the Bessemer Courthouse. This data is maintained by Jefferson County Commission, ITS, GIS Group.
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The flood having a one percent chance of being equaled or exceeded in any given year. This is the regulatory standard also referred to as the "100-year flood." The base flood is the national standard used by the National Flood Insurance Program (NFIP) and all Federal agencies for the purposes of requiring the purchase of flood insurance and regulating new development. Base Flood Elevations (BFEs) are typically shown on Flood Insurance Rate Maps (FIRMs).
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USGS DRG (Digital Raster Graphic) 7.5' Quadrangle topographic map images
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Jefferson County river and stream locations per the USGS. ArcServer map service for Open Data on ArcGIS Online. Project file location: \gis-data\gis\library\ESRI\Services1041\OpenData\Rivers.mxd
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Jefferson County, Alabama Major Roads data. Data published to ArcServer for ArcGIS Online Open Data portal. Project document location: \gis-data\gis\library\ESRI\services1041\OpenData\MajorRoads.mxd
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Zoning map of Jefferson County, AL.
Jefferson County Alabama composite of FEMA 2010, Shades Cahaba 2021 and Locust Fork 2019 data. Shades Cahaba and Locust Fork are adopted basin FEMA flood hazard area updated data sets. The County areas which fall outside of these latter two basin areas are covered in the exiting FEMA 2010 data set. All three of the datasets were normalized and merged into a new composite data set. All areas of the data which were coded as flood zone = X have been removed. Projection: NAD 83 State Plane Alabama West zone.
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Jefferson County, Alabama Chruch data per the USGS. Data served to ArcServer for ArcGIS Online Open Data portal. Project document location: \gis-data\gis\library\ESRI\services1041\OpenData\Chruches.mxd
Project file containing the FEMA 2010 (current data) data sets which include Base Flood Elevation, Cross Sections, General Structures, FIRM Panels, Flood Hazard Areas and LOMR. Data is being served to ArcServer for publication in to Open Data on ArcGIS Online. Project file location: \gis-data\gis\library\ESRI\Services 1041\OpenData\FEMA.mxd
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Location of Fire Stations in Jefferson County, ALcurrent as of October 2017Information collected from individual city websites and an updated of the existing list
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Jefferson County, Alabama major watershed defined areas. Data source for ArcServer to Open Data on ArcGIS Online. Project file location: \gis-data\gis\library\ESRI\Services1041\OpenData\MajorWatersheds.mxd
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License information was derived automatically
Jefferson County zipcode data per the US Post Office Data for ArcServer map service to Open Data on ArcGIS Online.Data Source: Census.gov
Map developed by Jefferson County ITS GIS. Using the 2020 Commission District boundaries. This map is made available to the public - there is a disclaimer statement in the marginalia.