Combined sales tax rate
Indicates the combined state plus average local sales tax rate for the surrounding postcode. Same rate applies to every postcode within a state. Known or imputed for 31,008 postcodes — 91.3% of the postcodes Faraday knows.
At a glance
- Coverage today
- 91.3%
- Typical coverage
- 91.3%
- Postcodes with a value
- 31.0K
- Median
- 0.07 percent
- Most values come
- from the area
- Latest collection
- Dec 31, 2018
Distribution
n = 31,008Share of postcodes with a known value in each band. The middle 50% falls between 0.06 and 0.09 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.
Coverage
Latest collection: 41,117 postcodesCoverage by state
Percentage of postcodes in each state with a value.
Coverage over time
91.3% 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 91.3% sits on the catalog’s own coverage range.
Higher coverage than 26% 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
1 ingestion
1 authority contributed since Dec 2024.
| Observed | Ingested | Count | ID |
|---|---|---|---|
| 2024-12-31 | 2026-09-16 | 41,117 | e2d21660… |
Technical details
- API name
- combined_sales_tax_rate
- Category
- fig/financial
- Type · unit
- Float · percent
- Statistical type
- ratio
- Allowed values
- null
- Derivations
- null
- Directionality
- Higher number means a higher combined sales tax rate in the surrounding postcode.
- Deprecation
- false
In a payload
{
"attributes": {
"combined_sales_tax_rate": 0.073
}
}