Census block group
Twelve-digit Census Bureau block group code (state+county+tract+block group) covering the individual's address. Known or imputed for 117.0 million addresses — 98.6% of the addresses Faraday knows.
At a glance
- Coverage today
- 98.6%
- Typical coverage
- 98.0%
- Addresses with a value
- 117.0M
- Share in largest category
- 0.0%
- Most values come
- from the address
- Latest collection
- Jan 1, 2020
How the categories split
n = 116,977,501Share of addresses in each category. 99+ categories, of which the 20 largest are shown, with 0.0% in the largest.
Every category
99+ categoriesThe chart above draws the 20 largest. Search here for one it does not. This list holds the 100 most common; rarer values are not named.
- 4815767290010.02%23,700 addresses
- 1211991120010.02%22,270 addresses
- 4815767320020.02%17,903 addresses
- 3801704050020.02%17,693 addresses
- 1209501710320.01%16,355 addresses
- 4815767310110.01%16,059 addresses
- 1211138210910.01%14,813 addresses
- 4820154290030.01%14,522 addresses
- 1203101441210.01%14,409 addresses
- 1209501670410.01%13,632 addresses
- 0606102132220.01%13,382 addresses
- 4814101034110.01%12,185 addresses
- 4820154300110.01%12,081 addresses
- 1210902090230.01%12,037 addresses
- 1211991140010.01%11,424 addresses
- 4815767450210.01%11,374 addresses
- 4820154300210.01%11,203 addresses
- 1209704080210.01%10,869 addresses
- 4815767340010.01%10,838 addresses
- 1209501673010.01%10,819 addresses
- 4820125040210.01%10,272 addresses
- 4812102010510.01%10,260 addresses
- 1305101070010.01%10,168 addresses
- 1209501710520.01%10,073 addresses
- 1210902090120.01%9,660 addresses
- 1915301020330.01%9,644 addresses
- 3200300571210.01%9,561 addresses
- 4501502071110.01%9,363 addresses
- 4803966060220.01%8,926 addresses
- 1211500271230.01%8,835 addresses
- 3200300582310.01%8,833 addresses
- 1210902060210.01%8,705 addresses
- 1208100200720.01%8,673 addresses
- 4815767550010.01%8,608 addresses
- 4505701120210.01%8,469 addresses
- 4711901020210.01%8,345 addresses
- 0607301331310.01%8,089 addresses
- 4849102011210.01%8,035 addresses
- 4820125200010.01%7,953 addresses
- 3200300543610.01%7,904 addresses
Coverage
Latest collection: 119,389,496 addressesCoverage by state
Percentage of addresses in each state with a value.
Coverage over time
98.6% todayShare of addresses 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 — 100%
- Carried from what we know about the household at their address.
- From geography — 0%
- Not used for this attribute — no value is inherited this way.
Coverage, in context
Where 98.6% sits on the catalog’s own coverage range.
Higher coverage than 83% of address-level attributes in the catalog
Freshness
How recently this was collected, and how often a new collection arrives. Each bar is the number of addresses in that collection. Gaps are real — collection is periodic, not continuous.
Contribution ledger
1 ingestion
1 authority contributed since Jan 2020.
| Observed | Ingested | Count | ID |
|---|---|---|---|
| 2020-01-01 | 2026-04-20 | 119,048,853 | e84435bf… |
Technical details
- API name
- census_block_group
- Category
- fig/geography
- Type · unit
- Text
- Statistical type
- categorical
- Allowed values
- null
- Derivations
- Unspecified
- Directionality
- null
- Deprecation
- false
In a payload
{
"attributes": {
"census_block_group": "481576729001"
}
}