# Home year built

Four-digit year of original construction for the primary building on the parcel.

- API name: `home_year_built`
- Category: Property
- Type · unit: Integer · year
- Addresses with a value: 80.7M (67.4%)
- Latest collection: Oct 1, 2026, refreshed monthly
- How values combine: Uses the first available of up to 2 source fields, in priority order.
- Middle 50% of values: 1,958 to 2,001 years
- Derivations:
  - Observed — the attribute is directly observed.

## Links

- [Catalog page](/catalog/v2/home_year_built)
- [Published statistics (JSON)](https://static.faraday.ai/figv2/home_year_built.json)
- [API reference](/docs/reference/getattribute)