In position at commencement (All details from Oman)

Army of Estremadura

Teniente General Cuesta

BRIGADA VANGUARDA
Brigadier General Jose Zayas
2o Voluntarios de Cataluda (1 Bn) RLt2
2o Bn Cazadores de Barbastro (1 Bn) RLt
Cazadores de Campo Mayor (1 Bn) RLt
Cazadores de Valencia y Albuquerque (1 Bn) VLt
2o Bn Cazadores
Vol de Valencia (1 Bn) VLt
TOTAL: 3400*

1o DIVISION
Mayor General Marques de Zayas (Fair)
Rto de Cantabria (3 Bns) Rln
Granaderos Provinciales (1 Bn) MLn
Rto Canarias (1 Bn) MLn
Tiradores de Merida (1 Bn) VLt
Provinicial de Truxillo (1 Bn) MLn
TOTAL: 4800*

2o DIVISION
Mayor General Vincente Iglesias (Poor)
2o Rto de Mallorca (1 Bn) MLn
Rto Velez-Mallaga (3 Bns)
Rto Osuna (2 Bns) VLn
Legion de Voluntarios Extranjeros (1 Bn) VLn
Provincial de Burgos (1 Bn) MLn
TOTAL: 5500*

3o DIVISION
Mayor General Marques de Portago (Poor)
Rto de Badajoz (2 Bns) VLn
2o de Antequera (1 Bn) VLt
Rto Imperial de Toledo (1 Bn) VLn
Provincial de Badajoz (1 Bn) MLn
Provincial de Guadix (1 Bn) MLn
TOTAL: 4100*

4o DIVISION
Mayor General R. Manglano (Fair)
Rto de Irlanda (2 Bns) RLn
Rto de Jaen (2 Bns) RLn
3o de Sevilla (1 Bn) VLn
1o Bn Leales de Fernanado (1 Bn) VLn
2o Voluntarios de Madrid (1 Bn) VLn
Rto Voluntarios de la Corona (1 Bn) RLn
TOTAL:5600*

5o DIVISION
Mayor General L. A. Bassecourt (Average)
1o Rto Real Marina (2 Bns) RLn
3o Bn Rto de Africa (1 Bn) RLn
Rto de Murcia (2 Bns) RLn
1o Bn Rto de la Reyna (1 Bn) RLn
Provincial de Siguenza (1 Bn) MLn
TOTAL: 4800*

CABALLERIA

1o DIVISION
Teniente General J. de Henestrossa (Good)
Rto del Rey RLn
Rto de Calatrava RLn
Rto Voluntarios de Espana Rcz
Rto Imperial de Toledo VCz
Cazadores de Sevilla VCz
Rto de la Reyne RLn
Rto de Villaviciosa RDr
Cazadores de Madrid VCz
TOTAL:3500*

2o DIVISION
Teniente General Duque de Abuquerque (Poor)
Carabineros Reales de Extremedura RLn
Rto de Infante RLn
Rto de Alcantara RLn
Rto de Pavia RDr
Rto de Almansa RDr
1o Hasares de Extremadura VHs
2o Hasares de Extremadura VHs
TOTAL 2500*

ARTILLERIA
Brigadier General G. Rodriguez
1 x 12pdr bateria a pie, 6 guns 1 x 8pdr bateria a pie, 8 guns
2 x 8pdr baterias a pie, 12 guns
1 x 4pdr btia de Los escuadrones a caballo, 4 guns
TOTAL: 800

These totals are based on Oman (op cit, Appendix X2 p647, note) and may be spread amongst the units as desired. The grand totals of the various arms for the Spanish army are those given in Oman, adjusted for detached, sick, and deserters.

Potential Reinforcements

Casalegas 23rd July, 1809

Historical Background
The Generals
Orders of Battle: French
Orders of Battle: British
Orders of Battle: Spanish
Wargaming the Battle