Colorado

Statewide maps, data, and agencies, plus all its counties.

Colorado statewide property map

Taxes, deeds, permits and other Colorado services on GovDir

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Colorado statewide property mapCounty GIS map · Property lines · Parcel number

Colorado's statewide map of property lines (44 of 64 (includes Denver metro, Front Range, and many mountain counties; missing mostly eastern plains and San Luis Valley counties)). Search an address or parcel to see its boundaries.
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Colorado property taxProperty records

In Colorado the County Assessor sets the value, the County Treasurer collects the tax and the Clerk and Recorder keeps the deeds. The Division of Property Taxation oversees the assessors and publishes the assessment rates.
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Colorado GIS data downloadsAerial imagery · GIS data downloads · Elevation · Land cover · Addresses and 911 numbers

Download Colorado's statewide GIS data, such as roads, boundaries, imagery and elevation and property lines.
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- Sanborn Fire Insurance MapsDigitized Sanborn fire insurance maps showing building footprints, materials and uses for American towns and cities, widely used in property history and environmental research.
- USDA NAIP Imagery HubFind and download USDA's leaf-on aerial photography for the contiguous United States. Check coverage and acquisition dates for the area you need.
- USGS National Map ViewerNational base map with elevation, hydrography, imagery, boundaries and PLSS layers.
- State Plane Coordinate System zonesThe official State Plane Coordinate System from the National Geodetic Survey: which zone covers each state and county, zone definitions and conversion tools.
- FEMA National Flood Hazard Layer ViewerInteractive nationwide map of current flood zones, base flood elevations and map panels.
- NCES School District BoundariesNational school district boundary maps and downloadable GIS files, with an address lookup for the district serving a location.
- USGS topoViewBrowse and download every historical USGS topographic map for a location, useful for seeing old roads, buildings and shorelines.
- MRLC NLCD Land Cover ViewerNational land cover map for every year since 1985: forest, cropland, developed, wetland, water and change over time.
- National Land Cover Database (NLCD) DownloadsFilter and download National Land Cover Database products including Annual NLCD land cover for the contiguous United States. Provides downloadable raster products and links to the viewer for spatial selection.
- US Census GeocoderFree service that converts a street address into map coordinates and census geography. No account needed.
Colorado floodplain and flood mapsFlood zones

Colorado's floodplain program: the flood maps, the extra rules that apply to building or rebuilding near water, and who runs the program locally.
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- FEMA Flood Map Service CenterOfficial source for flood insurance rate maps. Enter an address to see the current flood zone and download the FIRM panel and letters of map change.
- FEMA Disaster DeclarationsSearch federal disaster and emergency declarations by state, county and incident to see whether an area was declared and what assistance was authorized.
- FEMA Increased Cost of ComplianceFlood insurance coverage that helps pay to elevate, relocate, demolish or floodproof a substantially damaged building.
Colorado Department of Public Health and EnvironmentWetlands · Lakes and water

Colorado's environmental agency: water quality, wetlands, waste and the permits that go with them.
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- NRCS wetland determinations and conservation complianceFarm wetland rules for USDA program participants. Before you drain, fill or clear a wet area in a farm field, ask NRCS at your local USDA Service Center for a wetland determination.
- Conservation Reserve Program (CRP) sign-up, USDA Farm Service AgencyHow the Conservation Reserve Program works, which sign-ups are open and what it pays. You enroll land in CRP at your county Farm Service Agency office at the local USDA Service Center.
- NRCS highly erodible land determinationsHow NRCS decides whether a farm field is highly erodible land, which affects USDA program eligibility and conservation plans. Requests go to NRCS at your local USDA Service Center.
- U.S. Drought MonitorWeekly national drought map by county, with historical conditions and state summaries.
USDA Web Soil SurveySoils

Draw an area on the map to get soil types, drainage, septic suitability, building limitations and farmland ratings.
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Colorado state landsPublic land

State-owned land in Colorado: who manages it, what you may do on it, and how leases and easements work.
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- USGS map of public and protected landNational map of federal, state, local and other public and protected land from the U.S. Geological Survey Protected Areas Database (PAD-US).
Colorado State ArchivesPlats

Historical Colorado government records, early land records, plats and maps.
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- BLM General Land Office RecordsSearch original federal land patents and survey plats by name or legal description to find the first private owner of a parcel.
Colorado land survey monument recordsSurveys and section corners

How Colorado land survey monument records (corner records) are filed and where to find them; most are kept by the county clerk and recorder or county surveyor.
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- NGS survey mark and benchmark mapMap of National Geodetic Survey benchmarks and survey control marks. Zoom to a place, click a mark and open its datasheet with the mark's position, elevation and how to find it on the ground.
Colorado Department of TransportationRoads

State highways in Colorado: road maps, projects, and the approach or access permit you need before you build a driveway onto a state road.
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- 811 Before You DigCall 811 or use your state 811 center's website a few business days before any digging, including fence posts, decks, trees and mailboxes. The service is free, and the utilities mark their buried lines with paint or flags. This page lists every state's 811 center.
- National Pipeline Mapping SystemPublic map viewer of transmission pipelines and operator contacts by county, for excavation planning and emergency response.
Colorado wildfire risk mapHazards and emergency information

Find a location in Colorado to see its potential fire intensity, wildfire risk to homes and local fire history, and print a county wildfire risk sheet. It is a screening tool, not an official determination for a property.
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Other Colorado resources

Colorado septic system permitsColorado septic permits come from the county or district public health agency under state rules. Start here for the rules, the soil test requirements and your …
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Colorado water wells and water rightsColorado well permits and water rights. Almost every well in Colorado needs a state permit first. Start here for the permit, the well record and the water righ…
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Colorado Geological SurveyColorado geology: landslide, earthquake and ground hazards, groundwater, minerals and geologic maps.
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Colorado landslide mapStatewide map of landslides compiled from published geologic and hazard maps. It is a screening tool, not a site-specific assessment.
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Colorado landslidesColorado Geological Survey landslide page with the statewide inventory map and county landslide susceptibility maps.
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Colorado licensed land surveyor lookupSearch the Colorado State Board of Licensure for Architects, Professional Engineers, and Professional Land Surveyors for a licensed land surveyor by name or li…
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Colorado wildfire and forest mapsColorado State Forest Service map site that hosts the Colorado Wildfire Risk Viewer and other forest maps.
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