Cohort Fertility Tables for England and Wales, by Mother's Birth Year

England and Wales fertility data from the Office for National Statistics, presenting cohort measures. The dataset includes the average number of live-born children and the proportion of women remaining childless, organized by the mother's year of birth rather than the child's. It was last updated on July 8, 2026.

Use Cases

• Modeling cohort fertility rates based on the average number of live-born children.
• Analyzing trends in childlessness based on the proportion of women remaining childless.
• Studying generational shifts in family planning by comparing mothers' birth years.
• Projecting future population structures using cohort-based fertility data.

Strengths

• Data is designated as National Statistics, indicating official quality standards.
• Provides cohort fertility measures, an alternative to period-based analysis.
• Includes two key metrics: average live-born children and proportion childless.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.

Provenance

Source

Office for National Statistics

Collection Method

Likely compiled from national vital registration and census systems.

Time Range

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Freshness

Last updated 2026-07-08 13:32:32.177223; freshness should be verified.

Geography

England and Wales