Available Themes

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• Total Population 1801 to 1971: Population fell from 302 in 1801 to 301 in 1971.
• Occupational Structure in 1831: Out of 162 males aged 20 and over, 66 were Farmers employing Labourers.
• Occupational Structure in 1881:

Here we are presenting statistics for a historical unit, which may have changed its boundaries significantly during the period covered.

Alternative names

The following alternative names exist:

Name	Status	Language	Start	End	Authority
LLANDDETI	Preferred	English			M. Richards, Welsh Administrative and Territorial Units (Cardiff: University of Wales Press, 1969), p. 111.
LLANDDETTY	Alternate	English			1911 Census of England and Wales, Table 5, 'Registration Counties, Districts and Sub-districts with their constituent civil parishes. - Urban or Rural District in which each parish is situated; Area; families or separate occupiers, and population, 1901 and 1911; and population enumerated in Institutions, large establishments, and on vessels, &c., 1911'.
LLANTHETTY	Alternate	English			1851 Census of Great Britain, Table [1], 'Population Abstract'.

Unit associations

We know of no associations with other units.

Unit history

This unit was part of the following units:

Name	Type	Start	End	Authority
BRECKNOCKSHIRE	Ancient County			M. Richards, Welsh Administrative and Territorial Units (Cardiff: University of Wales Press, 1969), p. 111.
BRECKNOCK RegD/PLU	Poor Law Union/Reg. District			1911 Census of England and Wales, Table 5, 'Registration Counties, Districts and Sub-districts with their constituent civil parishes. - Urban or Rural District in which each parish is situated; Area; families or separate occupiers, and population, 1901 and 1911; and population enumerated in Institutions, large establishments, and on vessels, &c., 1911'.
BRECKNOCK RD	Local Government District			M. Richards, Welsh Administrative and Territorial Units (Cardiff: University of Wales Press, 1969), p. 111.
BRECKNOCK RSD	Sanitary District			1891 Census of England and Wales, Table 4, 'Area and Population in Rural Sanitary Districts'.
PENCELLI Hundred	Ancient District			M. Richards, Welsh Administrative and Territorial Units (Cardiff: University of Wales Press, 1969), p. 111.
PENCELLY	Registration sub-District			1911 Census of England and Wales, Table 5, 'Registration Counties, Districts and Sub-districts with their constituent civil parishes. - Urban or Rural District in which each parish is situated; Area; families or separate occupiers, and population, 1901 and 1911; and population enumerated in Institutions, large establishments, and on vessels, &c., 1911'.
TIR RALPH Cmt	Ancient District			M. Richards, Welsh Administrative and Territorial Units (Cardiff: University of Wales Press, 1969), p. 111.

Boundary changes

We know of no boundary changes affecting this unit.

Lower level units

This unit contained the following units:

Name	Type	Start	End	Authority
CAPEL TAF FECHAN Ch	Parish-level Unit			M. Richards, Welsh Administrative and Territorial Units (Cardiff: University of Wales Press, 1969), p. 32.
DYFFRYN Tn	Parish-level Unit			M. Richards, Welsh Administrative and Territorial Units (Cardiff: University of Wales Press, 1969), p. 62.
FRO Tn	Parish-level Unit			1851 Census of Great Britain, Table [1], 'Population Abstract'.