# 1991 La Rioja regional election

[Spain](https://electionsarchive.com/es.md) / [La Rioja](https://electionsarchive.com/es/la-rioja.md), May 26, 1991

Turnout: 144,729 of 209,864 registered voters (69.0%). −3.5 points since 1987.

## [La Rioja](https://electionsarchive.com/es/ri/1991-05-26-general/la-rioja.md)

PSOE won 16 of the 33 seats, with 43.1% of the vote.

| Candidate or party | Votes | Share | Seats | Change |
| --- | --- | --- | --- | --- |
| Spanish Socialist Workers' Party | 60,843 | 43.1% | 16 | +2 |
| Partido Popular | 59,876 | 42.4% | 15 |  |
| Partido Riojano | 7,731 | 5.5% | 2 | 0 |
| Izquierda Unida de La Rioja | 6,499 | 4.6% |  | 0 |
| Centro Democrático y Social | 6,271 | 4.4% |  | −4 |

These results come from Gobierno de La Rioja.

## Contests

- [La Rioja](https://electionsarchive.com/es/ri/1991-05-26-general/la-rioja.md)

## Party system indices

[How these indices are computed](https://electionsarchive.com/indices.md)

| Chamber | Effective parties by votes | Effective parties by seats | Gallagher index | Loosemore–Hanby index | Volatility | Nationalization |
| --- | --- | --- | --- | --- | --- | --- |
| La Rioja | 2.68 | 2.25 | 6.3 | 9.0 | 47.3 | 0.75 |

- From 141,220 votes and 33 seats.
- Compared with [1987 La Rioja regional election](https://electionsarchive.com/es/ri/1987-06-10-general.md).
- Measured over 174 municipalities.
- A large party has no recorded predecessor or successor, so its whole share counts as change.

Also available as HTML at https://electionsarchive.com/es/ri/1991-05-26-general and JSON at https://electionsarchive.com/es/ri/1991-05-26-general.json.