Available Themes

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• Total Population 1801 to 1971: Population grew from 533 in 1801 to 800 in 1971.
• Occupational Structure in 1831: Out of 166 males aged 20 and over, 83 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
LLANRHIAN	Preferred	English			M. Richards, Welsh Administrative and Territorial Units (Cardiff: University of Wales Press, 1969), p. 136.
LLAN RIAN	Alternate	English			1831 Census of Great Britain, Table [1], 'Population Abstract'.
LLANRIAN	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
PEMBROKESHIRE	Ancient County			M. Richards, Welsh Administrative and Territorial Units (Cardiff: University of Wales Press, 1969), p. 136.
HAVERFORDWEST 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'.
DEWISLAND Hundred	Ancient District			M. Richards, Welsh Administrative and Territorial Units (Cardiff: University of Wales Press, 1969), p. 136.
HAVERFORDWEST RD	Local Government District			M. Richards, Welsh Administrative and Territorial Units (Cardiff: University of Wales Press, 1969), p. 136.
HAVERFORDWEST RSD	Sanitary District			1891 Census of England and Wales, Table 4, 'Area and Population in Rural Sanitary Districts'.
ST DAVIDS	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
01 Apr 1934	was enlarged by gaining part of	LLANRHEITHAN AP/CP	Area: 520 acres. Population in 1931: 56.	1931 Census of England and Wales, Table B, 'Areas altered between 26th April, 1931 and 30th June, 1934, showing constitution as at the latter date, in terms of constitution as at the former date, together with particulars of acreage and population'.; M. of H. Order No. 77106. The Pembrokeshire Review Order, 1934

Lower level units

This unit contained the following units:

Name	Type	Start	End	Authority
PENYSGWARN Tn	Parish-level Unit			M. Richards, Welsh Administrative and Territorial Units (Cardiff: University of Wales Press, 1969), p. 173.
PORTHEIDDI FAWR Tn	Parish-level Unit			M. Richards, Welsh Administrative and Territorial Units (Cardiff: University of Wales Press, 1969), p. 182.
PORTHEIDDI FECHAN Tn	Parish-level Unit			M. Richards, Welsh Administrative and Territorial Units (Cardiff: University of Wales Press, 1969), p. 182.
TREGLEMAIS Tn	Parish-level Unit			M. Richards, Welsh Administrative and Territorial Units (Cardiff: University of Wales Press, 1969), p. 211.