Lewis and Clark County GIS Data (Montana)

An Assessor Office is responsible for appraising the taxable property in an area in order to calculate property taxes in Lewis and Clark County, Montana. As part of this job, Lewis and Clark County Assessors maintain detailed county and local maps, including Geographic Information Science (GIS) data. These Lewis and Clark County GIS maps typically include property divisions, plots, buildings, property appraisal values, and property taxes. They may also include public property, parks, roads, place names, bodies of water, and other local geographical information, as well as flood zones, county zone lines, and school boundaries. These maps can be useful for a number of reasons, including buying and selling property. Assessors may provide online access to their Lewis and Clark County GIS data on their websites.

Lewis And Clark County Treasurer Helena MT 316 North Park Avenue 59601 406-447-8304


A Town or City Hall provides municipal services for their town or city, including keeping vital records and maintaining documents on their jurisdiction such as maps with GIS data in Lewis and Clark County, Montana. These GIS maps typically include property boundaries, real estate appraisal values, Lewis and Clark County property tax assessments, public property, and unclaimed parcels. The maps may also show place names, Lewis and Clark County zoning boundaries, bodies of water, and flood zones, as well as population and demographic information. Some Town and City Halls also maintain historical maps of their area. These maps are often available on the Town or City Hall website.

East Helena City Hall East Helena MT 306 East Main Street 59635 406-227-5321

Helena City Hall Helena MT 316 N Park Ave 59601 406-447-8401


The Army Corps of Engineers is a federal agency that provides engineering services, including managing ports and waterways, protecting against floods and storm damage, and maintaining public recreation areas in Lewis and Clark County, Montana. The Army Corps of Engineers keeps Lewis and Clark County GIS maps that show navigable waters, tributaries, water depths, bridges, and ports, as well as information on flood zones, dams, and hydroelectric plants. GIS maps of Army Corps recreation areas can include bodies of water, shelters, campgrounds, elevations, and trails. These Lewis and Clark County maps may be available on the Army Corps of Engineers website.

Helena Army Corps of Engineers Helena MT 10 West 15th Street, 2200 59626 406-441-1375


A Clerk Office maintains public records for a county or local government, including GIS data in the form of maps. These GIS maps provide detailed information such as property boundaries, roads, public property, parks, and in some cases, population and demographic information. GIS data can also show Lewis and Clark County property value assessments, property taxes, flood zones, zoning boundaries, and earthquake zones, as well as place names, bodies of water, and other geographic information. Clerks may also have historic GIS maps from the USGS or other organizations. Lewis and Clark County GIS data is often accessible through the Clerk Office website.

Helena Clerk Helena MT 215 North Sanders Street, # 323 59601 406-444-3858

Lewis And Clark County Clerk Helena MT 228 East Broadway Street 59601 406-759-5615

A Soil and Water Conservation Office provides information on the conservation and management of natural resources in Lewis and Clark County, Montana. They are also responsible for developing, implementing, and enforcing policies to protect these natural resources. Lewis and Clark County Soil and Water Conservation Offices maintain GIS data in the form of maps to monitor soil and water, and these Lewis and Clark County maps can show ground and surface water, stormwater runoff, irrigation, erosion, flood zones, and sources of pollution. These maps can be important for buying, selling, or improving property, and they may be available through the Soil and Water Conservation Office website.

Helena Montana Soil and Water Conservation Helena MT 1101 11th Avenue 59601 406-443-5711


A Recorder of Deeds keeps real estate documents to ensure the accuracy of property and land records in Lewis and Clark County, Montana. In addition to filing deeds that provide information on property sales and transfers, Recorders of Deeds also have detailed county and local maps, including Lewis and Clark County GIS data. These maps can include property lines, building information, unclaimed parcels, property value assessments, and property tax information. They may also show Lewis and Clark County place names, flood zones, zoning boundaries, neighborhood lines, bodies of water, and other geographic information. The Recorder of Deeds may provide access to GIS data on its website.

Lewis and Clark County Recorder of Deeds Helena MT 316 North Park Avenue 59601 406-447-8337


An Auditor Office provides oversight for government agencies, including evaluating the performance of government offices and their compliance with laws, rules, and regulations in Lewis and Clark County, Montana. Auditors also investigate corruption and fraudulent activities. Auditor Offices maintain a number of records related to their local area, which can include GIS data that shows Lewis and Clark County property boundaries, city or county lines, flood zones, earthquake zones, and property taxes. These Lewis and Clark County maps may also provide place names, bodies of water, and other geographic information. Auditors may provide online access to their GIS maps.

Montana Auditor Helena MT 840 Helena Avenue 59601 406-444-2040


A Building Department creates and enforces building codes and zoning regulations in order to ensure the construction of safe buildings in Lewis and Clark County, Montana. As part of that job, Building Departments maintain GIS data that can include Lewis and Clark County GIS maps on the topography, elevation, soil composition, and flood zones for the local area. This information can be important for adhering to building codes and meeting zoning rules. These GIS maps may also show Lewis and Clark County parcels, lots, subdivisions, and tracts of land, as well as sewers, public utilities, and other building hazards. GIS data may be available on the Building Department website.

Montana Planning Department Helena MT 2550 Prospect Avenue 59601 406-444-3423