{
  "id": "down-payment-calculator",
  "version": "20.1.0",
  "name": "Down Payment Calculator",
  "shortName": "Down payment",
  "description": "Convert a down payment between money and percent, then estimate loan and cash needed.",
  "category": "Finance",
  "categorySlug": "finance",
  "keywords": [
    "home down payment",
    "loan amount",
    "closing costs",
    "down payment percent"
  ],
  "status": "live",
  "workStatus": "pending",
  "reviewStatus": "pending",
  "migrationStatus": "new",
  "engine": "native",
  "creator": null,
  "reviewer": null,
  "quality": {
    "availability": "live",
    "technicalReviewRecord": "/reviews/down-payment-calculator.json",
    "qualifiedReview": "pending",
    "qualifiedReviewer": null,
    "qualifiedReviewDate": null,
    "formulaVersion": "20.1.0",
    "referenceCoverage": "references-listed",
    "releaseTestScope": "Flagship reference cases are specified in scripts/test-v20-1.mjs; consult release evidence for executed results.",
    "historicalMetadataDate": "2026-08-18",
    "historicalMetadataNotice": "The imported date is not evidence of a completed human review."
  },
  "urls": {
    "page": "/calculator/down-payment-calculator/",
    "definition": "/calculator/down-payment-calculator/definition.json",
    "schema": "/calculator/down-payment-calculator/schema.json",
    "llms": "/calculator/down-payment-calculator/llms.txt",
    "legacyDefinition": "/calculator/down-payment-calculator.json"
  },
  "queryExample": "https://askcalculators.com/calculator/down-payment-calculator/?homePrice=400000&mode=percent&downPaymentValue=20&closingCostRate=3",
  "queryParameters": {
    "homePrice": {
      "label": "Home price",
      "type": "money",
      "required": true,
      "default": 400000
    },
    "mode": {
      "label": "Enter down payment as",
      "type": "select",
      "required": true,
      "default": "percent"
    },
    "downPaymentValue": {
      "label": "Down payment value",
      "type": "number",
      "required": true,
      "default": 20
    },
    "closingCostRate": {
      "label": "Estimated closing costs",
      "type": "percent",
      "required": false,
      "default": 3
    }
  },
  "inputs": [
    {
      "id": "homePrice",
      "label": "Home price",
      "type": "money",
      "required": true,
      "defaultValue": 400000,
      "min": 1,
      "step": 1000,
      "width": "half"
    },
    {
      "id": "mode",
      "label": "Enter down payment as",
      "type": "select",
      "required": true,
      "defaultValue": "percent",
      "options": [
        {
          "label": "Percent",
          "value": "percent"
        },
        {
          "label": "Money amount",
          "value": "amount"
        }
      ],
      "width": "half"
    },
    {
      "id": "downPaymentValue",
      "label": "Down payment value",
      "type": "number",
      "required": true,
      "defaultValue": 20,
      "min": 0,
      "step": 0.01,
      "help": "Percent or money, based on mode",
      "width": "half"
    },
    {
      "id": "closingCostRate",
      "label": "Estimated closing costs",
      "type": "percent",
      "defaultValue": 3,
      "min": 0,
      "max": 20,
      "step": 0.1,
      "help": "Optional",
      "width": "half"
    }
  ],
  "outputs": [
    {
      "id": "cashNeeded",
      "label": "Estimated cash needed",
      "format": "currency",
      "primary": true
    },
    {
      "id": "downPaymentAmount",
      "label": "Down payment",
      "format": "currency"
    },
    {
      "id": "downPaymentPercent",
      "label": "Down payment percent",
      "format": "percent"
    },
    {
      "id": "loanAmount",
      "label": "Estimated loan amount",
      "format": "currency"
    },
    {
      "id": "closingCosts",
      "label": "Estimated closing costs",
      "format": "currency"
    }
  ],
  "formula": {
    "expression": "Loan amount = home price − down payment; cash needed = down payment + closing costs"
  },
  "examples": [
    {
      "label": "Reproducible default-input example (not a personal recommendation)",
      "inputs": {
        "homePrice": 400000,
        "mode": "percent",
        "downPaymentValue": 20,
        "closingCostRate": 3
      }
    }
  ],
  "sources": [
    {
      "label": "CFPB: principal, interest and total monthly housing payment",
      "url": "https://www.consumerfinance.gov/ask-cfpb/on-a-mortgage-whats-the-difference-between-my-principal-and-interest-payment-and-my-total-monthly-payment-en-1941/"
    }
  ]
}