Available Themes

Click on the hyperlinks for direct access to key graphs and tables.

• Total Population 1801 to 1971: Population fell from 459 in 1801 to 305 in 1971.
• Occupational Structure in 1831: Out of 152 males aged 20 and over, 66 were Agricultural 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
LLANDDEWI YSTRADENNI	Preferred	English			M. Richards, Welsh Administrative and Territorial Units (Cardiff: University of Wales Press, 1969), p. 112.
LLANDDEWI YSTRADENNY	Alternate	English			1901 Census of England and Wales, Table 12, 'Registration County, Districts, and Sub-Districts, with their Constituent Civil Parishes - Area; Houses and Population 1891 and 1901, and Separate Occupiers 1901'.
LLANDEWI YSTRADENNY	Alternate	English			1951 Census of England and Wales, Table 3, 'Acreage, Population, Private Households and Dwellings', for 'AC, MB, UD, RD; Wards of CB, MB; CP, NT'.
LLANDEWYYSTRADENNY	Alternate	English			1871 Census of England and Wales, Table 4, 'Area; Houses and Inhabitants, 1861 and 1871, in the Parishes and Places comprised in each Superintendent Registrar's District'.
LLANDEWY YSTRADENNY	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
RADNORSHIRE	Ancient County			M. Richards, Welsh Administrative and Territorial Units (Cardiff: University of Wales Press, 1969), p. 112.
KNIGHTON 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'.
CEFNLLYS Hundred	Ancient District			M. Richards, Welsh Administrative and Territorial Units (Cardiff: University of Wales Press, 1969), p. 112.
KNIGHTON RD	Local Government District			M. Richards, Welsh Administrative and Territorial Units (Cardiff: University of Wales Press, 1969), p. 112.
KNIGHTON RSD	Sanitary District			1891 Census of England and Wales, Table 4, 'Area and Population in Rural Sanitary Districts'.
KNIGHTON Hundred	Ancient District			1831 Census of Great Britain, Table [1], 'Population Abstract'.
LLANBISTER	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'.

Boundary changes

This unit was affected by the following changes:

Date	Type of change	Other unit involved	Area transferred	Authority
24 Mar 1884	was reduced to enlarge	NANTMEL CP/AP	Upper Talcoed &c Houses in 1891: 14.	1891 Census of England and Wales, Table 14, 'Changes in the Areas of Civil Parishes effected by Local Government Board Orders under the Provisions of the Divided Parishes Acts of 1876 and 1879, or by the Act of 1882'.; LGBO 16543

Lower level units

This unit contained the following units:

Name	Type	Start	End	Authority
CHURCH Tn	Parish-level Unit			1851 Census of Great Britain, Table [1], 'Population Abstract'.
LLAN Tn	Parish-level Unit			M. Richards, Welsh Administrative and Territorial Units (Cardiff: University of Wales Press, 1969), p. 100.
MYSTYRRHOES LLOWDY Tn	Parish-level Unit			1851 Census of Great Britain, Table [1], 'Population Abstract'.
TRE RHOSLLOWDDI Tn	Parish-level Unit			M. Richards, Welsh Administrative and Territorial Units (Cardiff: University of Wales Press, 1969), p. 213.