> [!CAUTION]
> **Caution:** This documentation is for Google Ads API **v23** . The latest active version is [**v26**](https://developers.google.com/google-ads/api/reference/rpc/latest/TargetingDimensionEnum.TargetingDimension).

Enum describing possible targeting dimensions.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v23/enums/targeting_dimension.proto)

| Enums ||
|---|---|
| ## `AGE_RANGE` | Criteria for targeting age ranges. |
| ## `AUDIENCE` | Audience criteria, which include user list, user interest, custom affinity, and custom in market. |
| ## `GENDER` | Criteria for targeting gender. |
| ## `INCOME_RANGE` | Criteria for income range targeting. |
| ## `KEYWORD` | Keyword criteria, for example, 'mars cruise'. KEYWORD may be used as a custom bid dimension. Keywords are always a targeting dimension, so may not be set as a target "ALL" dimension with TargetRestriction. |
| ## `PARENTAL_STATUS` | Criteria for parental status targeting. |
| ## `PLACEMENT` | Placement criteria, which include websites like 'www.flowers4sale.com', as well as mobile applications, mobile app categories, YouTube videos, and YouTube channels. |
| ## `TOPIC` | Topic criteria for targeting categories of content, for example, 'category::Animals\>Pets' Used for Display and Video targeting. |
| ## `UNKNOWN` | Used for return value only. Represents value unknown in this version. |
| ## `UNSPECIFIED` | Not specified. |