Weekly lectures take place on Monday evenings from October to March each year, covering an interesting range of historical and archaeological subjects.

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Local digs run throughout the year (weather permitting), giving all members a chance to learn and the more experienced opportunities to extend archaeological skills.

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Our extensive library, covering local history and archaeology, is available to all members.

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Join Us

Archaeology is for everyone, and new members are always welcome. Join the group and help discover your local history.

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From 2020 new CAG Publications will start to appear as on-line editions where they can be read or downloaded. Printed copies of previous publications are still available to purchase while stocks last.

For Sales and enquiries contact – ten.kugacnull@selas

Survey of World War Two Defences in the Borough of Colchester

Project report 2007, (2020 on-line edition)

by Fred Nash, CAG and Essex County Council
This is an On-line edition only, Produced from orginal text for members
and the public to browse in May 2020.

The original Report is now divided into the five downloadable pdf files below

(1) Prelims and Contents *click here*

(2) Introduction, History to Appendices. Site Grading and Site (SMR) Inventory
and map of Defence sites,

(3) Section A:  Sites Records: SMR 8913-10961

(4) Section B: Site Records: SMR 10962-20511

(5) Section C: Site Records: SMR 20512-21159


Middle Bronze Age burials and an Anglo-Saxon ditch at Great Tey

Written by Laura Pooley and Howard Brooks

On-line report of the excavations by the Colchester Archaeological Group in 2003-5
at Teybrook Farm, Brook Road, Great Tey, Essex, CO6 1JF
Colchester Historic Environment Record (CHER) No.  ECC4262

To read or download *click here*


The Stour Valley: A Prehistoric Landscape

A 40 page summary of investigations by CAG into the cropmarks of the Middle Stour Valley (Bures – Wormingford area). This covers evidence of a Neolithic Cursus, a Long Barrow and Bronze Age rings. Each section of the flood plain is covered in detail with maps, aerial images and explanations. Price £3 plus P&P – see Sales email above.

Also see web report: Prehistoric Landscape of the Stour Valley

Crop-marks book 

 The Lost Mansions of Marks Hall – From Demolition to Discovery

The story of the CAG Archaeological dig at Marks Hall. 26 colour pages. £5.00 plus p&p


The Lost Mansions of Marks Hall 

The Lost Tudor Hunting Lodge at Wormingford

The story of the excavation of a Tudor Hunting Lodge on the Essex/Suffolk border. A4, 24 pages, fully illustrated throughout in colour. ISBN 978-0-9503905-2-9.  £2.00 plus p&p


A4, 24 pages and fully illustrated throughout in colour ISBN 978-0-9503905-2-9

The Red Hills of Essex

The Survey of Essex Salt making red hills by CAG published in 1990 is still a key reference book for anyone studying this subject. 100 pages £5.00 plus p&p.


The Red Hills of Essex


The full set of four publications can be ordered for £10 plus p&p


Four of the CITiZAN reports on the Mersea Island Discovery Programme available to read or download (Pdf):

1. Survey of intertidal remains adjacent to scheduled ancient monument 1013832 Tudor Blockhouse East Mersea, Essex. O.Hutchinson & D.Newman. September 2022
2. The intertidal archaeology of Monkey Beach Mersea Island, Essex Coastal and Intertidal Zone Archaeological Network Report. O.Hutchinson. September 2022
3. A mid-Saxon structure in the intertidal zone at Point Clear, River Colne, Essex. O.Hutchinson & D.Newman. September 2022
4. A large mid-Saxon timber structure in the intertidal zone Sea View, Mersea Island, Essex Coastal and Intertidal Zone Archaeological Network Report. O.Hutchinson. September 2022

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