Population change since 2000
Indicates the relative change in resident population in the surrounding postcode since 2000, expressed as a fraction (0.45 means a 45 percent increase, -0.05 means a 5 percent decline). Known or imputed for 29,530 postcodes — 87.0% of the postcodes Faraday knows.
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At a glance
- Coverage today
- 87.0%
- Typical coverage
- 87.0%
- Postcodes with a value
- 29.5K
- Median
- 0.04 percent
- Most values come
- from the area
- Latest collection
- Dec 31, 2018
Distribution
n = 29,530Share of postcodes with a known value in each band. The middle 50% falls between -0.12 and 0.22 percent, shaded darkest.
P10 means 10% of postcodes have a value at or below this one, and P90 means 90% do. P25 and P75 bound the middle half. The median is the middle: half are below it, half above.
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Coverage
Latest collection: 41,117 postcodesCoverage by state
Percentage of postcodes in each state with a value.
Coverage over time
87.0% todayShare of postcodes holding a value at each monthly snapshot. A value carries forward for one year.
How we arrive at a value
Whether a value was observed on the person themselves, carried from their address, or estimated from the people around them.
- On the person — 0%
- Not used for this attribute — no value is inherited this way.
- From address — 0%
- Not used for this attribute — no value is inherited this way.
- From geography — 100%
- Estimated from other people in their postcode or region.
Coverage, in context
Where 87.0% sits on the catalog’s own coverage range.
Higher coverage than 14% of postcode-level attributes in the catalog
Freshness
How recently this was collected, and how often a new collection arrives. Each bar is the number of postcodes in that collection. Gaps are real — collection is periodic, not continuous.
Contribution ledger
2 ingestions
1 authority contributed since Dec 2023.
| Observed | Ingested | Count | ID |
|---|---|---|---|
| 2024-12-31 | 2026-09-16 | 41,117 | e2d21660… |
| 2023-12-31 | 2026-10-08 | 41,045 | 263a35d2… |
Technical details
- API name
- population_change_since_2000
- Category
- fig/demography
- Type · unit
- Float · percent
- Statistical type
- ratio
- Allowed values
- null
- Derivations
- null
- Directionality
- Higher number means stronger population growth since 2000 in the surrounding postcode.
- Deprecation
- false
In a payload
{
"attributes": {
"population_change_since_2000": 0.0351
}
}