What it returns
The Federal Housing Finance Agency's House Price Index from its official master file, for the United States, the nine census divisions, every state and 400+ metropolitan areas, one row per place and period, with the period-over-period and year-over-year change.
| field | meaning |. |---|---|. | `placeId`, `placeName`, `level` | where |. | `indexType`, `flavor`, `frequency` | which FHFA index |. | `year`, `period`, `periodLabel` | month (1-12) or quarter (1-4) |. | `indexNsa`, `indexSa` | index, not seasonally adjusted and seasonally adjusted (null where FHFA publishes no SA series) |. | `changePct` | % change from the previous period (seasonally adjusted where available) |. | `yoyPct` | % change from the same period a year earlier, not seasonally adjusted |. | `note`, `source` | FHFA's note and the master file |.
Request
POST https://api.pushbuild.com/fhfa-house-price-index/run with a JSON body. Send your key in the X-API-Key header.
| Field | Type | Description |
|---|---|---|
places | list of strings | USA, census division ids (e.g. DV_PAC), two-letter state codes, metro CBSA codes (e.g. 12420) or part of a metro name (4+ characters, e.g. Austin). Use ALL for every place at the chosen levels. Default: USA. |
levels | list of strings | Optional filter: USA or Census Division, State, MSA, Puerto Rico. |
flavor | string: purchase-only, all-transactions, expanded-data | purchase-only (sales prices), all-transactions (adds refinance appraisals, longest metro coverage) or expanded-data (adds county recorder and Enterprise data). Default: "purchase-only". |
indexType | string: traditional, non-metro, distress-free, manufactured, developmental | FHFA index type. Most series are traditional. Default: "traditional". |
frequency | string: auto, monthly, quarterly | auto returns monthly where FHFA publishes it (US and census divisions, purchase-only) and quarterly elsewhere. Default: "auto". |
lastN | integer | Most recent periods per place. Ignored when fromYear is set. Default: 12. |
fromYear | integer | Return every period from this year. Optional. |
maxItems | integer | Maximum items to return (1-500). Default: 100. |
Example
curl -X POST https://api.pushbuild.com/fhfa-house-price-index/run \
-H "X-API-Key: YOUR_KEY" \
-H "Content-Type: application/json" \
-d '{"places": ["USA", "CA", "TX", "FL"], "maxItems": 20}'
Response
{"count": 20, "truncated": false, "seconds": 1.4, "items": [ { ... } ]}
Each call returns up to 500 items. Records that fail validation or are not found are flagged in the items and not charged.
Pricing
Pay only for results returned: $0.16 per 1,000 index values. No charge for errors or empty searches.
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