William Dargue  A History of BIRMINGHAM Places & Placenames from A to Y

Current Maps

There are, of course Bing and Google Maps.

Ordnance Survey The national mapping agency of Great Britain. See OS Open Data.

Streetmap Enter the grid reference into the Search box on the Streetmap website. It is also possible to enter the full address, streetname, district, town, partial or full postcode. Having found a location on a map, Streetmap allows users to find OS Landranger grid references, latitude & longitude and postcodes. Streetmap also allows users to find full OS co-ordinates. 

Archaeology

Birmingham City Council's page on Archaeology in Birmingham gives access to a map showing all the sites in the Birmingham Historic Environment Record and more besides. Using the map ad exploring its many possibilities does takes some practice but the effort is repaid.

Geology

British Geological Survey  See what's beneath the soil beneath your feet with the Geology of Britain Viewer.

Old Maps

British History Online 19th-century Ordnance Survey 1:2,500 Epoch 1 County Series maps at scale 1:2500 for Birmingham and other cities; and the 1:10,560 Epoch 1 County Series of maps for Great Britain, dating from 1840, the first comprehensive mapping of England, Scotland and Wales. 

National Library of Scotland An outstanding collection of all sorts of old maps, including Ordnance Survey maps. Particularly useful are the Georeferenced maps with the facility to show side by side or overlaid with a variety of modern maps including LIDAR.

Warwickshire County Council Historical and current maps

Popular Edition Ordnance Survey Maps A site owned by Andrew Rowbottom showing Ordnance Survey maps of the 1920s-30s which allows the user to superimpose a transparency of current Google maps which currently does not work correctly

New Popular Edition Ordnance Survey Maps A collection initiated by Richard Fairhurst of Ordnance Survey maps from the 1940s-50s. 

Old Maps The commercial website of Landmark Information Group which contains 85,000 scanned images of 1:10,560 scale OS County Series First Edition, which can be viewed on-line, and date from 1846-1899. You can buy printed copies of the maps.

Old and Interesting maps of England Wales and Scotland - Genmaps  British maps from their beginnings to the early 20^th century for historians, educators and genealogists for non-commercial research purposes.

Old Towns of England A commercial site offering old maps in either hard copy or on CD, as well as a free collection of articles on English towns first published in The Penny Magazine of the Society for the Distribution of Useful Knowledge between 1833 and 1848.

Alan Godfrey Maps A commercial site with invaluable maps for historians and genealogists. More than 2,000 titles have been issued in this major series of reprints of Old Ordnance Survey Maps of towns throughout Britain and Ireland. Most are highly detailed, taken from the 1/2500 plans and reprinted at about 14 inches to the mile. They cover towns in great detail, showing individual houses, railway tracks, factories, churches, mills, canals, tramways and even minutiae such as dockside cranes, fountains, signal posts, pathways, sheds, wells, etc. Each map includes historical notes on the area concerned.

William Dugdale's Antiquities of Warwickshire 1656 with its Map of Hemlingford Hundred, of which Birmingham was part, can be seen or downloaded from the Internet Archive website.

Acocks Green History Society website has a large number of detailed maps of Yardley parish. 

David Rumsey Map Collection - Birmingham Engraved 1839 published by the Society for the Diffusion of Useful Knowledge, a high quality downloadable map.

The National Archives on Flickr has a map the bombs dropped on central Birmingham in 1940. 

Birmingham - mikeyashworth has scanned a set of 20th-century maps of Birmingham and its suburbs on Flickr.