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Air Rail Highway Bike/Ped Public Transit

Welcome to Planning's GIS Data Catalog were you will find links to Maps, Data, Reports and Guides.

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Available for Download: Right click link, then Save Target As to your device as a PDF file

See Town Nodal Maps section forAll NH Town Bookmap and 36x48 wallsize maps available for download.

Administrative Boundaries
Roads by Function

Highway Tiers (2017 )

Functional System

2017 Statewide

National Highway System (NHS)

Scenic Byways (Updated 6/13/2016)

Nashua (TMA) and Boston (UZA) with NHS and Non-NHS Roads

Urban Areas

Urban Population Areas (Approved 2010)

Urban Area (Details)


State Redlist Bridges Tiers 1 & 2 (2017 GACIT)

State Redlist Bridges Tiers 3 & 4 (2017 GACIT)

Municipal Redlist Bridges (2017 GACIT)

2016 Pavement Conditions (2017 GACIT)

Air & Rail
Public Transportation
Town Nodal Maps

Road Data (FTP site)

Quarterly Snapshot Data


Interactive Web Viewers Reports and Documentation
NH_Roads Viewer 2017 Roads and Highways Facts & Figures Report

Projects Viewer

2017 Town Mileages by Legislative Class
Project Viewer Guide Sheet  
ROW Projects Viewer Road Inventory Collection Form
Project ROW Viewer Guide Sheet State RSA - Highway Classifications
Tiers Viewer Compact eligible Municipalities
Tier Definitions  
  Roadway Data Inventory User Guide (Updated August 2017)
  Learning How to Drive in ArcMap


New Hampshire Department of Transportation
PO Box 483 | 7 Hazen Drive | Concord, NH | 03302-0483
Tel: 603.271-3734 | Fax: 603.271.3914

copyright 2015. State of New Hampshire