Source
realtor.com listing data + county assessor parcels · vintage 2026 · refresh cadence: continuous
Total lot footprint.
Direction of better
Higher values are better. Used to rank candidate towns/properties; higher score = stronger fit.
Unit
Values are reported in count.
Where the data lives
Tables: active_listings, parcels
Columns: lot_sqft, lot_size_sqft
Input field: lot_sqft
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": "property.lot_sqft",
"name": "Lot Square Footage",
"value": 8,
"unitText": "count",
"additionalProperty": [
{
"@type": "PropertyValue",
"name": "composite",
"value": "Property"
},
{
"@type": "PropertyValue",
"name": "level",
"value": "address"
},
{
"@type": "PropertyValue",
"name": "direction",
"value": "higher_better"
},
{
"@type": "PropertyValue",
"name": "source_year",
"value": "2026"
},
{
"@type": "PropertyValue",
"name": "fha_safe",
"value": true
}
],
"valueReference": {
"@type": "QuantitativeValue",
"additionalType": "https://valifit.com/catalog/metric",
"identifier": "property.lot_sqft",
"sameAs": "realtor.com listing data + county assessor parcels"
},
"mentions": [
{
"@type": "Dataset",
"@id": "https://valifit.com/sources/county-assessor",
"identifier": "COUNTY_ASSESSOR",
"name": "County Assessor + Recorder Data",
"url": "https://en.wikipedia.org/wiki/Property_tax_in_the_United_States",
"sameAs": "https://en.wikipedia.org/wiki/Property_tax_in_the_United_States",
"creator": {
"@type": "Organization",
"name": "County tax assessors (3,144 US counties)"
},
"temporalCoverage": "continuous",
"dateModified": "2026-05-11"
},
{
"@type": "Dataset",
"@id": "https://valifit.com/sources/realtor-com-listings",
"identifier": "REALTOR_COM",
"name": "Realtor.com Listing Data",
"url": "https://www.realtor.com",
"sameAs": "https://www.realtor.com",
"creator": {
"@type": "Organization",
"name": "Move, Inc. (NAR)"
},
"temporalCoverage": "4h",
"dateModified": "2026-05-22"
}
]
}For programmatic access
GET /api/v1/catalog/metrics?id=property.lot_sqft
MCP tool: get_catalog with id="property.lot_sqft"