Source
FBI NIBRS · vintage 2024 · refresh cadence: annual
Direction of better
Lower values are better. Used to rank candidate towns/properties; lower score = stronger fit.
Unit
Values are reported in percent.
Default weight in Safety composite
40% of the Safety composite by default. Users can override this weight in their intake; the displayed score reflects the user's chosen weighting, never a fixed default.
Where the data lives
Tables: crime_data_nationwide, crime_data_v2
Columns: violent_per_1000,property_per_1000, violent_per_1000,property_per_1000
Input field: violentPer1000,propertyPer1000
JSON-LD example
Every value emitted by ValiFit (in /api/v1, MCP responses, on-page JSON-LD) carries a propertyID set to this metric_id, so AI clients can resolve it back here in one round-trip.
{
"@type": "PropertyValue",
"propertyID": "safety.crime_rate",
"name": "Crime Rate",
"value": 12.4,
"unitText": "percent",
"additionalProperty": [
{
"@type": "PropertyValue",
"name": "composite",
"value": "Safety"
},
{
"@type": "PropertyValue",
"name": "level",
"value": "city"
},
{
"@type": "PropertyValue",
"name": "direction",
"value": "lower_better"
},
{
"@type": "PropertyValue",
"name": "source_year",
"value": "2024"
},
{
"@type": "PropertyValue",
"name": "fha_safe",
"value": true
}
],
"valueReference": {
"@type": "QuantitativeValue",
"additionalType": "https://valifit.com/catalog/metric",
"identifier": "safety.crime_rate",
"sameAs": "FBI NIBRS"
}
}For programmatic access
GET /api/v1/catalog/metrics?id=safety.crime_rate
MCP tool: get_catalog with id="safety.crime_rate"