LTIM: Long-Term International Migration Estimates for the United Kingdom, 2001-2011

A series of revised net migration estimates from the UK's Office for National Statistics, made consistent with the 2011 Census results. This dataset provides a quality review of Long-Term International Migration (LTIM) estimates covering the decade from 2001 to 2011. It is designated as National Statistics and is published under the OGL-UK-3.0 license.

Use Cases

• Analyze long-term migration trends based on the 2001-2011 time series mentioned in the description
• Assess the quality and consistency of official migration statistics based on the quality review described
• Model population change by incorporating census-adjusted net migration estimates
• Compare pre- and post-census migration estimates for the United Kingdom

Strengths

• Data is designated as National Statistics, indicating official quality assurance.
• Estimates are revised for consistency with the 2011 Census, a major population count.
• Covers a significant 10-year period from 2001 to 2011.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Data may reflect temporal bias inherent to the 2001-2011 period.

Provenance

Source

Office for National Statistics

Collection Method

Likely derived from administrative records and survey data, with adjustments for consistency with the 2011 Census.

Time Range

2001 to 2011

Freshness

Last updated 2026-07-08 13:33:24.932474; freshness should be verified.

Geography

United Kingdom