See Map 16 in 109th Congress Constituency Maps for a Bush-Kerry by county interactive map.
For comparison purposes, a Bush-Gore map is also in the congressional map. This nationwide map is also available in the Polling Place Demographics map application and the Ohio and Minnesota maps. The Minnesota map also includes a Bush-Kerry precinct level map.
The Florida interactive map now includes a map showing precinct-level results for the 2002 gubernatorial contest between Bush and McBride.