Available Themes

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• Total Population 1921 to 1971: Population grew from 12,474 in 1921 to 22,615 in 1971.
• Age Structure, in 5-year bands, from 1931 to 1971: In 1931, only 6.24 per cent of the population were aged 65 and over, but by 1971 7.23 per cent were.

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
JOHNSTONE	Preferred	English	1857	1975	1951 Census of Scotland, Table 1, 'Comparison of population, density per 100 acres, and houses with 1931', for 'Burghs, Districts of Counties and CPs'.
S881828	CASWEB identifiers for 1971 Local Govt Districts	English

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
CENTRAL CLYDESIDE	Conurbation
RENFREWSHIRE	Scottish County		1975	1951 Census of Scotland, Table 1, 'Comparison of population, density per 100 acres, and houses with 1931', for 'Burghs, Districts of Counties and CPs'.

Boundary changes

This unit was affected by the following changes:

Date	Type of change	Other unit involved	Area transferred	Authority
15 May 1929	was enlarged by gaining part of	RENFREWSHIRE CLandward		1931 Census of Scotland, Table 15, 'Intercensal Changes of Boundary, 1921-1931'.; Authority information missing
05 Jan 1932	was enlarged by gaining part of	RENFREWSHIRE CLandward
15 May 1935	was enlarged by gaining part of	RENFREWSHIRE CLandward
01 Jul 1937	was enlarged by gaining part of	RENFREWSHIRE CLandward
16 May 1948	was enlarged by gaining part of	RENFREWSHIRE CLandward
16 May 1963	was enlarged by gaining part of	FOURTH DoC	Part of Lochwinnoch East C.C.E.D. Area: 38 hectares.	1971 Census of Scotland, Table 4, 'Intercensal changes of boundary (between 23rd April, 1961 and 25th April, 1971)', for 'County, local authority areas, civil parishes'.; United Kingdom Statutory Instrument (Sheriff's Deliverance dated 7th August 1963)
16 May 1963	was enlarged by gaining part of	SECOND DoC	Part of Elderslie C.C.E.D. Area: 26 hectares.	1971 Census of Scotland, Table 4, 'Intercensal changes of boundary (between 23rd April, 1961 and 25th April, 1971)', for 'County, local authority areas, civil parishes'.; United Kingdom Statutory Instrument (Sheriff's Deliverance dated 7th August 1963)

Lower level units

This unit contained the following units:

Name	Type	Start	End	Authority
KILBARCHAN	Scottish Parish	1975		The Scottish Archive Network, Scottish Archives Network Gazetteer