The various substance abuse treatment programs which are offered to alcohol and drug addicted individuals in Barrington can vary in many various ways. Quite a few substance abuse rehab programs are offered in a residential or inpatient setting, where clientele remain for the duration of their rehabilitation which provides a more therapeutic rehabilitation environment. Others provide substance abuse treatment programs on an outpatient basis which allows for more versatility, although outpatient programs may not be an appropriate substance abuse rehabilitation program for people in Barrington who are having difficulties with serious drug or alcohol addiction problems. Whether or not inpatient or outpatient drug and alcohol abuse rehabilitation programs are selected, there are also different lengths of time that individuals will be asked to stay in the drug rehabilitation program. For instance, some short-term programs offer services for a month or less, while long-term centers will require at least a 12 week stay.