Recent studies of web-site use indicate that people do not come to a website for an ”experience” they come for information. Yet, to date, web-site design has been appealing to senses overlooking its information architecture, which is deemed as an essential component for an individual to absorb and construct information. This article provides an overview of information architecture through literature review and develops criteria in assessing information structure of government web sites. These criteria are applied to evaluate the effect of the information architecture of eleven government websites of ROC and US.