Objective: To determine the frailty syndrome prevalence and the associated factors to it, in no institutionalized older adults from Emiliano Zapata, Tabasco, Mexico, in 2008. Material and methods: Design: cross-sectional. Universe: 2.375 older adults. Sample: randomized (p=0,9, q=0,1, Z=1,96, d=0,05) 94 older adults. Sampling: randomized simple. Inclusion criterions: any sex, without cognitive diseases of known diagnosis. Variables: socio-demographics, diseases, nutritional status, functionality for basic activities of daily life, frailty syndrome. Instruments: nutrition questionnaire (Nutritional Screening Initiative), Katz scale, Barber scale. Analysis: descriptive statistic, Fisher Exact Test with 95% of confidence (p <= 0.05). Software: Epi Info (R) version 3.3,2. Results: 94 older adults, 63% females, 37% males; mean age, 69,4 +/- 7,1 years-old; present morbility, 85%; high nutritional risk, 86,2%; basic dependence for daily life, 9,6%; frailty syndrome prevalence, 98%; associated factors: nutritional risk (p=0,02). Conclusions: The frailty syndrome prevalence observed in this series was major to report for other authors. The nutritional status it's associated to this geriatric syndrome.