---
title: "Create a ballot"
method: POST
path: "/api/v2/ballots"
tags: ["Ballots"]
---

# Create a ballot

`POST /api/v2/ballots`

## Request

- Base URL: `https://yournation.nationbuilder.com`
- URL: `https://yournation.nationbuilder.com/api/v2/ballots`
- Auth: HTTP bearer

Creates a ballot from given data

## Request body

- BallotCreateRequest: The JSON:API top-level document shape for create requests, whose data member carries the new resource's type and attributes.
  - `data` object, required
    - `type` 'ballots', required: The JSON:API resource type of the resource being created.
    - `attributes` BallotReadWriteAttributes: The attributes of a ballot that can be both read and written.
      - `cast_at` string, date, nullable: When the ballot was cast.
      - `election_id` string: The election associated with this ballot.
      - `party` string, nullable: Political party.
      - `vote_method` 'voted' | 'absentee' | 'early' | 'null', nullable: One word description of the vote method.
      - `voter_id` string: The voter belonging to the ballot.

## Response `201`

The newly created ballot.

- BallotShowResponse: The JSON:API top-level document shape for responses returning a single resource under the data member.
  - `data` object, required: A JSON:API resource identifier object, the type/id pair that uniquely identifies a single resource.
    - `id` string, required: Unique identifier of the resource.
    - `type` 'ballots', required: The JSON:API resource type.
    - `attributes` BallotReadWriteAttributes: The attributes of a ballot that can be both read and written.
      - `cast_at` string, date, nullable: When the ballot was cast.
      - `election_id` string: The election associated with this ballot.
      - `party` string, nullable: Political party.
      - `vote_method` 'voted' | 'absentee' | 'early' | 'null', nullable: One word description of the vote method.
      - `voter_id` string: The voter belonging to the ballot.
  - `included` Resource[]: Sideloaded resources requested via the include query parameter. Each entry is a full resource object whose shape is documented under its own resource type.
    - `id` string, required: Unique identifier of the resource.
    - `type` string, required: The JSON:API resource type.
    - `attributes` object: The attributes of the resource, as documented for its resource type.
    - `relationships` object: References from this resource to other resources in the document.
  - `meta` object: Non-standard information about the document. Empty unless the endpoint has metadata to convey.

## Other responses

- `400`: The request body or query parameters are invalid, such as an unknown attribute, filter, filter operator, sort field, or sideload.
- `401`: The access token is missing, expired, or not authorized to access this resource.
- `422`: Model validations failed for the resource being created or updated. Unlike this API's other errors, validation failures are returned as a JSON:API errors document locating each invalid field.
- `429`: The access token has exceeded its request quota for the current rate-limit window.

## Changes

- **2026-11-05** `d5c88ca497ac`: 4 breaking, 1 warning, 7 info
  - added `#/components/schemas/create_request_document, subschema #2` to the request body `allOf` list
  - the request's body type changed from `object` to no type
  - the response's body type changed from `object` to no type for status `201`
  - removed the required property `data` from the response with the `201` status
  - …8 more

[Operation history](https://skmtc.dev/nationbuilder/apis/nationbuilder-v2-api/changes/api/v2/ballots/post.md)

---

[API](https://skmtc.dev/nationbuilder/apis/nationbuilder-v2-api.md) - [All operations](https://skmtc.dev/nationbuilder/apis/nationbuilder-v2-api/llms.txt) - [OpenAPI document](https://skmtc.dev/nationbuilder/apis/nationbuilder-v2-api/revisions/d5c88ca497ac?raw)