Cost For Interior Room Painting 
Small Bathroom 6 x 6 *Wall Surface 190 Sq Ft $278.00
Ceiling Surface 36 Sq Ft $61.00
Door and Casing Per Side $30.00
Baseboard 24 Ln Ft $25.00
Small Room 10 x 12 *Wall Surface 350 Sq ft $358.00
Ceiling Surface 120 Sq ft $100.00
Door and Casing Per Side $30.00
Baseboard 44 Ln Ft $40.00
Medium Room 12 x 15 *Wall Surface 430 Sq Ft $465.00
Ceiling Surface 180 Sq Ft $120.00
Door and Casing Per Side $30.00
Baseboard  54 Ln Ft $50.00
Large Room 15 x 20 *Wall Surface 560 Sq Ft $680.00
Ceiling Surface 300 Sq Ft $158.00
Door and Casing Per Side $30.00
Baseboard 70 Lq Ft $60.00
*All Wall Surfaces are figured for 8′ high ceilings. If you have 10′ high then add 25%
If you have 10′ high ceilings then add 25%.
If you have 12′ high ceilings then add 50%.
If you have 14′ high veilings then add 75%.
All prices include labor and paint.