---
title: "Forecast by ZIP code (ZCTA)"
method: GET
path: "/api/v1/forecast/zcta"
tags: ["Forecasts"]
---

# Forecast by ZIP code (ZCTA)

`GET /api/v1/forecast/zcta`

## Request

- Base URL: `https://worldcastr.com`
- URL: `https://worldcastr.com/api/v1/forecast/zcta`
- Auth: none required

ZIP-level probabilistic forecasts. ~20,000 ZCTAs nationwide with 6-year horizon.

## Query parameters

- `zcta` string, required

## Response `200`

ZCTA forecast

- object

## Other responses

- `400`: Invalid request
- `404`: Resource not found

---

[API](https://skmtc.dev/worldcastr/apis/worldcastr-api.md) · [All operations](https://skmtc.dev/worldcastr/apis/worldcastr-api/llms.txt) · [OpenAPI document](https://skmtc.dev/worldcastr/apis/worldcastr-api/revisions/2cf1606dc8e1?raw)