16523 Background: Malignant salivary gland tumors comprise 3 to 6% of Head and Neck cancers. Long term survival data for salivary gland tumors are lacking. We undertook an analysis of all such patients treated at our institution over a 15 yr period. Methods: IRB approval was obtained for this retrospective analysis. Tumor registry data were reviewed for all adult patients diagnosed with salivary gland malignancies for the years 1990 - 2005. Age, Gender, Stage, histology, treatment modalities and survival data were recorded. Results: 200 patients were identified. Median age was 64 yrs (59–69). M:F ratio was 1:1.1 (M: 96; F: 104). Histology and stages: ( Table 1 )Mucoepidermoid Carcinoma (n=50), Adenoid Cystic Carcinoma (n=21), Acinar Cell Carcinoma (n=19), Adenocarcinoma (n=22; Stages: I= 7, II= 4, III= 3, IV= 8), Squamous (n= 12; Stages: I= 1, II= 3, III= 3, IV=5), Poorly Differentiated Carcinoma(n=10), Epithelial Myoepithelial Carcinoma (n=7), Malignant Mixed Carcinoma (n=4), Malignant Myoepithelioma (n=2), Carcinoma in Pleomorphic Adenoma (n=2) and Others (n=15). Hodgkin's and NHL (n=36).Treatment modalities: Surgery (S): n=88 (44%), Radiotherapy (RT): n=6 (3%); Chemotherapy (CT): n=6 (3%); S+RT: n =76(38%); S+CT: n=8 (4%); RT+CT: n =2(1%); S+RT+CT: n =4 (2%). Observation only : n=10(5%). Survival data (Med. survival and 5 yr OS respectively) for all histologies excluding lymphomas are: Stage I - 84 mos,93%; II - 93 mos,85%; III - 39 mos,60 %; IV - 24 mos, 40%. Survival data (Med survival and 5 yr OS) for lymphomas: Stage I - 55 mos,85%; II - 20 mos, 0%; III - 100 mos, 100%; IV- 48 mos, 25%. Median survival of all histology types excluding lymphoma by treatment: S=55 mos, S+RT= 60 mos, S+ CT= 56 mos, RT= 53 mos, RT+CT=15 mos, CT= 24 mos. Conclusions: This large series provides long term outcome data for a relatively rare group of HNCs. Long term survival is noted in several histological sub-types even in the setting of advanced disease. These data should help further define the natural history and biological behaviors of these tumors. [Table: see text] No significant financial relationships to disclose.