{ "openapi": "3.0.1", "info": { "title": "Texas County Appraisal Records - Owner, Address & Value Search", "description": "Texas county appraisal-district property rolls - Harris (Houston), Dallas, Tarrant (Fort Worth) and Travis (Austin): owner name and mailing address, situs address, land/improvement/total values, year built, exemptions. Free public data. 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Blank = harris. harris = Harris County (Houston, HCAD) ~1.63M parcels; dallas = Dallas County (DCAD) ~827k; tarrant = Tarrant County (Fort Worth, TAD) ~1.40M; travis = Travis County (Austin, TCAD).", "default": "" }, "mode": { "title": "Mode", "enum": [ "", "search", "lookup", "aggregate" ], "type": "string", "description": "lookup = one account number. aggregate = one row per group. Leave blank to auto-route: a bare accountNumber -> lookup, otherwise search (or aggregate when aggregate=true)." }, "accountNumber": { "title": "Account / parcel number", "type": "string", "description": "Exact account number (leading zeros ignored). Harris: e.g. \"0010020000001\"; Dallas: \"65076543010030300\"; Tarrant/Travis: the property id, e.g. \"51\"." }, "ownerName": { "title": "Owner name", "type": "string", "description": "Owner name substring, case-insensitive (e.g. \"HOUSTON\", \"SMITH\")." }, "city": { "title": "Situs city", "type": "string", "description": "Property city substring, case-insensitive (e.g. \"HOUSTON\", \"DALLAS\", \"FORT WORTH\")." }, "zipCode": { "title": "Situs ZIP prefix", "type": "string", "description": "Property ZIP prefix, digits only (e.g. \"77002\", \"75201\")." }, "propertyType": { "title": "Property type", "type": "string", "description": "Coarse property classification, substring match. Values are derived from each county's own class code: Residential, Commercial, Multi-Family, Vacant Land, Qualified Open-Space, Commercial/Industrial, Special/Exempt, Mineral, Personal, Mobile Home. You may also pass the raw class code (e.g. \"A1\", \"F1\", \"RES\", \"COM\", \"R\")." }, "schoolDistrict": { "title": "School district", "type": "string", "description": "School district substring (Harris and Dallas only, e.g. \"DALLAS ISD\", \"GARLAND ISD\"). Tarrant and Travis do not publish this field, so this filter is rejected there." }, "stateClass": { "title": "State / division class code (exact)", "type": "string", "description": "The county's raw class code, exact match: Harris state class (e.g. \"A1\", \"F1\", \"C1\"), Dallas division (\"RES\", \"COM\", \"BPP\"), Tarrant/Travis property type (\"R\", \"P\", \"MN\", \"MH\")." }, "yearBuiltFrom": { "title": "Year built from", "type": "string", "description": "Earliest year built (inclusive, 4 digits). A year-built filter only returns parcels that record a year (Harris 'yr_impr', Dallas ResDetail, Tarrant/Travis improvement detail)." }, "yearBuiltTo": { "title": "Year built to", "type": "string", "description": "Latest year built (inclusive, 4 digits)." }, "valueMin": { "title": "Minimum total value", "type": "number", "description": "Lowest total appraised value (USD). A value filter only returns parcels that record a value." }, "valueMax": { "title": "Maximum total value", "type": "number", "description": "Highest total appraised value (USD)." }, "hasExemption": { "title": "Has an exemption", "type": "boolean", "description": "true = only parcels with a recorded exemption; false = only parcels with none; leave unset for all. Exemption detail is available for Dallas, Tarrant and Travis." }, "aggregate": { "title": "Aggregate instead of records", "type": "boolean", "description": "When on, returns one summary record per group (with a count) instead of individual parcels.", "default": false }, "groupBy": { "title": "Aggregate by", "enum": [ "situsCity", "situsZip", "propertyType", "yearBuilt" ], "type": "string", "description": "propertyType -> the property-type mix; situsCity -> city distribution; situsZip -> ZIP distribution; yearBuilt -> parcels by build year.", "default": "propertyType" }, "maxResults": { "title": "Max records", "minimum": 0, "type": "integer", "description": "Cap the number of records pushed (0 = a reasonable ceiling of 200). The aggregate mode returns every group and is not cut by this cap.", "default": 200 } } }, "runsResponseSchema": { "type": "object", "properties": { "data": { "type": "object", "properties": { "id": { "type": "string" }, "actId": { "type": "string" }, "userId": { "type": "string" }, "startedAt": { "type": "string", "format": "date-time", "example": "2025-01-08T00:00:00.000Z" }, "finishedAt": { "type": "string", "format": "date-time", "example": "2025-01-08T00:00:00.000Z" }, "status": { "type": "string", "example": "READY" }, "meta": { "type": "object", "properties": { "origin": { "type": "string", "example": "API" }, "userAgent": { "type": "string" } } }, "stats": { "type": "object", "properties": { "inputBodyLen": { "type": "integer", "example": 2000 }, "rebootCount": { "type": "integer", "example": 0 }, "restartCount": { "type": "integer", "example": 0 }, "resurrectCount": { "type": "integer", "example": 0 }, "computeUnits": { "type": "integer", "example": 0 } } }, "options": { "type": "object", "properties": { "build": { "type": "string", "example": "latest" }, "timeoutSecs": { "type": "integer", "example": 300 }, "memoryMbytes": { "type": "integer", "example": 1024 }, "diskMbytes": { "type": "integer", "example": 2048 } } }, "buildId": { "type": "string" }, "defaultKeyValueStoreId": { "type": "string" }, "defaultDatasetId": { "type": "string" }, "defaultRequestQueueId": { "type": "string" }, "buildNumber": { "type": "string", "example": "1.0.0" }, "containerUrl": { "type": "string" }, "usage": { "type": "object", "properties": { "ACTOR_COMPUTE_UNITS": { "type": "integer", "example": 0 }, "DATASET_READS": { "type": "integer", "example": 0 }, "DATASET_WRITES": { "type": "integer", "example": 0 }, "KEY_VALUE_STORE_READS": { "type": "integer", "example": 0 }, "KEY_VALUE_STORE_WRITES": { "type": "integer", "example": 1 }, "KEY_VALUE_STORE_LISTS": { "type": "integer", "example": 0 }, "REQUEST_QUEUE_READS": { "type": "integer", "example": 0 }, "REQUEST_QUEUE_WRITES": { "type": "integer", "example": 0 }, "DATA_TRANSFER_INTERNAL_GBYTES": { "type": "integer", "example": 0 }, "DATA_TRANSFER_EXTERNAL_GBYTES": { "type": "integer", "example": 0 }, "PROXY_RESIDENTIAL_TRANSFER_GBYTES": { "type": "integer", "example": 0 }, "PROXY_SERPS": { "type": "integer", "example": 0 }, "PROXY_UNBLOCKER_UNITS": { "type": "integer", "example": 0 } } }, "usageTotalUsd": { "type": "number", "example": 0.00005 }, "usageUsd": { "type": "object", "properties": { "ACTOR_COMPUTE_UNITS": { "type": "integer", "example": 0 }, "DATASET_READS": { "type": "integer", "example": 0 }, "DATASET_WRITES": { "type": "integer", "example": 0 }, "KEY_VALUE_STORE_READS": { "type": "integer", "example": 0 }, "KEY_VALUE_STORE_WRITES": { "type": "number", "example": 0.00005 }, "KEY_VALUE_STORE_LISTS": { "type": "integer", "example": 0 }, "REQUEST_QUEUE_READS": { "type": "integer", "example": 0 }, "REQUEST_QUEUE_WRITES": { "type": "integer", "example": 0 }, "DATA_TRANSFER_INTERNAL_GBYTES": { "type": "integer", "example": 0 }, "DATA_TRANSFER_EXTERNAL_GBYTES": { "type": "integer", "example": 0 }, "PROXY_RESIDENTIAL_TRANSFER_GBYTES": { "type": "integer", "example": 0 }, "PROXY_SERPS": { "type": "integer", "example": 0 }, "PROXY_UNBLOCKER_UNITS": { "type": "integer", "example": 0 } } } } } } } } } }