Linn County Iowa GISThis feature layer contains Linn County, Iowa 2 foot contours. These contour lines were generated from a 2016 LiDAR project. LiDAR collection covering the City of Cedar Rapids was collected at approximately 3 foot spacing, and the rest of the County was collected at approximately 6 foot spacing. The Elevation field within this feature layer represents the elevation above sea level in feet. The Index Contour field within this feature layer represents whether the feature is a 10 foot contour line. Update Frequency As needed Additional Resources Visit Linn County, Iowa on the web. Visit Linn County, Iowa GIS on the web. Visit the Linn County, Iowa GIS portal . This site is updated as needed to reflect maps, apps, and data of interest from various County departments. Contact Information Questions? Contact the GIS Division by phone at 319.892.5250 or by email .ArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/6552a283c4134009bb608af6b597938c_0engLinn County, Iowa Open Data PortalPublicContour (2016) [Iowa--Linn County]Web servicesIowa--Linn CountyIowa2016