Merthyr Tidvil Poor Law Union/Registration District (RegD/PLU)

Created: 1836  

Statistics

Population

Population

Densities and rates of growth. Age structure: concentrations of young people, and of the old.
Industry

Industry

How people made their living: identifying farming communities, pit villages, mill towns and so on.
Life & Death

Life & Death

Numbers of babies born. Deaths, especially infant deaths. Causes of death by age and gender.
Work & Poverty

Work & Poverty

Unemployment rates and poor relief. What proportions of men and of women did paid work?
Housing

Housing

Numbers of houses. Overcrowding: persons per room. Amenities: central heating, baths and WCs.
Birthplace & Religion

Birthplace & Religion

Numbers going to church, and the kinds of churches they went to. The different religions of modern Britain.
Place marker map of Great Britain and Ireland

The following alternate names exist for this unit:

Name Status Language Start End Authority
MERTHYR TIDVIL Preferred English     Statement of the Names of the Several Unions and Poor Law Parishes of England and Wales; and of the Population, Area, and Rateable Value thereof in 1881 (235)
MERTHYR TYDFIL 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'.
MERTHYR TYDVIL Alternate English     Local Government Board, Poor Law Returns to Parliament from 1871 onwards (HMSO)

The unit has had the following statuses:

Status Abbreviation Start End Authority
Poor Law Union PLU     Statement of the Names of the Several Unions and Poor Law Parishes of England and Wales; and of the Population, Area, and Rateable Value thereof in 1881 235
Registration District RegD     1911 Census of England and Wales, Population tables 2, 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'

This unit contained the following units:

Name Type Start End Authority
ABERDARE 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'.
GELLIGAER 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'.
LOWER MERTHYR TYDFIL 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'.
UPPER MERTHYR TYDFIL 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'.
ABERDAR AP/CP Parish-level Unit     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'.
GELLI GAER CP/AP Parish-level Unit     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'.
LLANFABON CP/AP Parish-level Unit   1862 1851 Census of Great Britain, Table [1], 'Population Abstract'.
LLANWYNNO AP/CP Parish-level Unit   1862 1851 Census of Great Britain, Table [1], 'Population Abstract'.
MERTHYR TUDFUL CP/AP Parish-level Unit     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'.
PENDERYN CP/AP Parish-level Unit     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'.
RHONDDA AP/CP Parish-level Unit   1862 1851 Census of Great Britain, Table [1], 'Population Abstract'.
RUGOS CP/Hmlt Parish-level Unit     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'.
Y FAENOR CP/AP Parish-level Unit     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'.

This unit was part of the following units:

Name Type Start End Authority
GLAMORGAN Poor Law/Registration County 1850   Statement of the Names of the Several Unions and Poor Law Parishes of England and Wales; and of the Population, Area, and Rateable Value thereof in 1881 (235)
GLAMORGAN Administrative County     Ministry of Health, Persons in Receipt of Poor-Law Relief (England and Wales) (H.M.S.O.)

This unit was affected by the following changes:

Date Type of change Other unit involved Area transferred Authority
01 Jun 1895 was enlarged by gaining part of PONTYPRIDD RegD/PLU Llanfabon (part of)   Registrar General, Annual Report (HM Stationery Office)
01 Jun 1895 was reduced to enlarge PONTYPRIDD RegD/PLU Aberdare (part of)   Registrar General, Annual Report (HM Stationery Office)

Boundary Map of Merthyr Tidvil Poor Law Union/Registration District (RegD/PLU)

If the boundaries of the Poor Law Union/Reg. District changed over time, this map will show all the different boundaries.

Maps Census reports

How to reference this page:

GB Historical GIS / University of Portsmouth, Merthyr Tidvil Poor Law Union/Registration District (RegD/PLU) through time, A Vision of Britain through Time.

URL: https://www.visionofbritain.org.uk/unit/10167516

Date accessed: 14th January 2026