HER:  Isle of Man 748 (None)
NMR:  None (None)
SM:  None
NGR:  SC29736949
X:  229730  Y:  469490  (OSGB36)
Small inland promontory fort located on NW-facing promontory overlooking Santon Burn flowing into sea to SE, at Cass ny Hawin on SE of island, fort of same name (Atlas No 3343) 91m to SSW. Dense undergrowth hampers investigation. Measures c. 22m N-S, internal area not defined. Almost vertical drop to N and W, with curving bank and ditch, c 18m long, cutting off promontory from NE-SW. Bank c. 1.7m high internally, outer ditch on landward side almost ploughed out and possibly visible on S side where c. 5m wide and 1.1m deep. Several gaps in rampart, possibly modern, and original not defined. Very overgrown with scrub and gorse and only central area possibly free. No sign of habitation. Very overgrown with rough grass, scrub and gorse. Minimal investigations, undated. On 1st Ed. OS map (1866-9).
Citizen Science:  ✗
Reliability of Data:  Confirmed
Reliability of Interpretation:  Confirmed
X:  -512642  Y:  7187803  (EPSG: 3857)
Longitude:  -4.605139918866542  Latitude:  54.0930744997615  (EPSG:4326)
Country:  Isle of Man
Current County or Unitary Authority:  Middle
Historic County:  Middle
Current Parish/Community/Council/Townland:  Santon
Dense undergrowth hampers investigation.
| Extant   | ✓ |
| Cropmark   | ✗ |
| Likely Destroyed   | ✗ |
Very overgrown with rough grass, scrub and gorse.
| Woodland   | ✗ |
| Commercial Forestry Plantation   | ✗ |
| Parkland   | ✗ |
| Pasture (Grazing)   | ✗ |
| Arable   | ✗ |
| Scrub/Bracken   | ✓ |
| Bare Outcrop   | ✗ |
| Heather/Moorland   | ✗ |
| Heath   | ✗ |
| Built-up   | ✗ |
| Coastal Grassland   | ✗ |
| Other   | ✗ |
Small inland promontory fort located on NW-facing promontory overlooking stream flowing into sea to SE, at Cass ny Hawin on SE of island.
| Contour Fort   | ✗ |
| Partial Contour Fort   | ✗ |
| Promontory Fort   | ✓ |
| Hillslope Fort   | ✗ |
| Level Terrain Fort   | ✗ |
| Marsh Fort   | ✗ |
| Multiple Enclosure Fort   | ✗ |
| Hilltop   | ✗ |
| Coastal Promontory   | ✗ |
| Inland Promontory   | ✓ |
| Valley Bottom   | ✗ |
| Knoll/Hillock/Outcrop   | ✗ |
| Ridge   | ✗ |
| Cliff/Plateau-edge/Scarp   | ✗ |
| Hillslope   | ✗ |
| Lowland   | ✗ |
| Spur   | ✗ |
Dominant Topographic Feature:  Inland promontory.
| North   | ✗ |
| Northeast   | ✗ |
| East   | ✗ |
| Southeast   | ✗ |
| South   | ✗ |
| Southwest   | ✗ |
| West   | ✗ |
| Northwest   | ✓ |
| Level   | ✗ |
Altitude:  15.0m
N/A
No dating evidence, but typology suggests possibly 5th or 6th century AD.
Reliability:  C - Low
| Pre 1200BC   | ✗ |
| 1200BC - 800BC   | ✗ |
| 800BC - 400BC   | ✗ |
| 400BC - AD50   | ✗ |
| AD50 - AD400   | ✗ |
| AD400 - AD 800   | ✓ |
| Post AD800   | ✗ |
| Unknown   | ✗ |
| Pre Hillfort:   | None |
| Post Hillfort:   | None |
On 1st Ed. OS map (1866-9). Field survey J. Woodcock 1999. Field visits University of Liverpool 2010, 2011.
| Other (1999):   | J. Woodcock. |
| 1st Identified Map Depiction (None):   | OS map. |
| Other (None):   | Field visits University of Liverpool. |
None.
None
| None   | ✓ |
| Spring   | ✗ |
| Stream   | ✗ |
| Pool   | ✗ |
| Flush   | ✗ |
| Well   | ✗ |
| Other   | ✗ |
None
| No Known Features   | ✓ |
| Round Stone Structures   | ✗ |
| Rectangular Stone Structures   | ✗ |
| Curvilinear Platforms   | ✗ |
| Other Roundhouse Evidence   | ✗ |
| Pits   | ✗ |
| Quarry Hollows   | ✗ |
| Other   | ✗ |
None
| No Known Excavation   | ✓ |
| Pits   | ✗ |
| Postholes   | ✗ |
| Roundhouses   | ✗ |
| Rectangular Structures   | ✗ |
| Roads/Tracks   | ✗ |
| Quarry Hollows   | ✗ |
| Other   | ✗ |
| Nothing Found   | ✗ |
None
| No Known Geophysics   | ✓ |
| Pits   | ✗ |
| Roundhouses   | ✗ |
| Rectangular Structures   | ✗ |
| Roads/Tracks   | ✗ |
| Quarry Hollows   | ✗ |
| Other   | ✗ |
| Nothing Found   | ✗ |
None
| No Known Finds   | ✓ |
| Pottery   | ✗ |
| Metal   | ✗ |
| Metalworking   | ✗ |
| Human Bones   | ✗ |
| Animal Bones   | ✗ |
| Lithics   | ✗ |
| Environmental   | ✗ |
| Other   | ✗ |
NO APPARENT FEATURES
| APs Not Checked   | ✓ |
| None   | ✗ |
| Roundhouses   | ✗ |
| Rectangular Structures   | ✗ |
| Pits   | ✗ |
| Postholes   | ✗ |
| Roads/Tracks   | ✗ |
| Other   | ✗ |
Several gaps in rampart, possibly modern, and original not defined.
| None:   | Several gaps in rampart, possibly modern. Not defined. |
| 2:   | Not defined. |
Guard Chambers:  ✗
Chevaux de Frise:  ✗
Almost vertical drop to N and W, with curving bank and ditch, c 18m long, cutting off promontory from NE-SW. Bank c. 1.7m high internally, outer ditch on landward side almost ploughed out and possibly visible on S side where c. 5m wide and 1.1m deep.
| Area 1:   | Noneha. |
| Total:   | Noneha. |
Total Footprint Area:  Noneha.
None
| ✗   | Area not defined. |
| ✗   | None |
| NE Quadrant:   | 1 |
| SE Quadrant:   | 0 |
| SW Quadrant:   | 1 |
| NW Quadrant:   | 0 |
| Total:   | 1 |
| Partial Univallate   | ✓ |
| Univallate   | ✗ |
| Partial Bivallate   | ✗ |
| Bivallate   | ✗ |
| Partial Multivallate   | ✗ |
| Multivallate   | ✗ |
| Unknown   | ✗ |
| Partial Univallate   | ✗ |
| Univallate   | ✗ |
| Partial Bivallate   | ✗ |
| Bivallate   | ✗ |
| Partial Multivallate   | ✗ |
| Multivallate   | ✗ |
None
| None   | ✗ |
| Earthen Bank   | ✓ |
| Stone Wall   | ✗ |
| Rubble   | ✗ |
| Wall-walk   | ✗ |
| Evidence of Timber   | ✗ |
| Vitrification   | ✗ |
| Other Burning   | ✗ |
| Palisade   | ✗ |
| Counter Scarp Bank   | ✗ |
| Berm   | ✗ |
| Unfinished   | ✗ |
| Other   | ✗ |
None
| None   | ✗ |
| Earthen Bank   | ✗ |
| Stone Wall   | ✗ |
| Murus Duplex   | ✗ |
| Timber-framed   | ✗ |
| Timber-laced   | ✗ |
| Vitrification   | ✗ |
| Other Burning   | ✗ |
| Palisade   | ✗ |
| Counter Scarp Bank   | ✗ |
| Berm   | ✗ |
| Unfinished   | ✗ |
| No Known Excavation   | ✓ |
| Other   | ✗ |
| ✗   | None |
| ✓   | Mostly ploughed-out, but possibly visible on S. |
Number of Ditches:  1
| ✗   | None |
Bersu, G. 1949. A promontory fort on the shore of Ramsey Bay, Isle of Man, Antiq J, XXIX, 62-79.
Atlas of Hillforts:
Wikidata:
This work is licensed under CC BY-SA 4.0 and should be cited as:
Lock, Gary and Ralston, Ian. 2024. Atlas of Hillforts of Britain and Ireland. Available at: https://hillforts.arch.ox.ac.uk
Document Version 1.1