---
title: "Get an isoline"
method: GET
path: "/v3/lds/isolines"
tags: ["LDS"]
---

# Get an isoline

`GET /v3/lds/isolines`

Returns the area reachable from a point within a time or distance budget,
as GeoJSON.

Isolines are not available when your organization's provider is Google.

## Query parameters

- `origin` string, required
- `mode` string, required
- `range` string, required
- `range_type` 'time' | 'distance', required
- `options` string

## Response `200`

The isoline, as a GeoJSON FeatureCollection.

- GeoJsonFeatureCollection
  - `type` 'FeatureCollection'
  - `features` object[]
    - `type` 'Feature'
    - `properties` object
    - `geometry` object

## Other responses

- `400` — The request is malformed or a parameter failed validation.
- `401` — The token is missing, malformed or expired.
- `403` — The token doesn't grant access to this resource.
- `429` — You went over the [rate limit](#rate-limits) for this API.

---

[API](https://skmtc.net/gitbookio/apis/carto-api.md) · [All operations](https://skmtc.net/gitbookio/apis/carto-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/gitbookio/carto-api/revisions/019f79ecdd6c/schema)