Live population estimate API

Projects a country's latest World Bank population figure forward to the present instant using the growth rate implied by the two most recent data points (keyless), yielding a live estimate plus implied per-day and per-second growth. Answers 'What is the population of this country right now?', 'How fast is this country growing?', 'What is the current population projected from the latest figure?'.

Price$0.01per request

MethodPOST

Route/v1/data/population-now

StatusLive

MIME typeapplication/json

Rate limit60/minute

Cache3600s public

datapopulation-nowpopulationdemographicsworld-bankprojectiongrowth-ratelive-estimate

API URLhttps://x402.hexl.dev/v1/data/population-now

Integration docs

Example request

{
  "country": "IN"
}

Example response

{
  "country": "IN",
  "latestYear": 2023,
  "latestValue": 1428627663,
  "annualGrowthRatePct": 0.81,
  "estimatedPopulationNow": 1450918734,
  "impliedPerDay": 32102,
  "impliedPerSecond": 0.37,
  "yearsProjected": 1.92
}

Input schema

{
  "type": "object",
  "required": [
    "country"
  ],
  "properties": {
    "country": {
      "type": "string",
      "pattern": "^[A-Za-z]{2,3}$",
      "examples": [
        "IN"
      ]
    }
  }
}

Output schema

{
  "type": "object",
  "additionalProperties": true
}