Mexico's proximity to the United States, the two economies' increased integration, and the demand for low-cost labour in el norte, has fuelled a transnational circulation of people that is most probably selfperpetuating and is certainly ®rmly embedded. This investigation of local dynamics in the multi-local transnational spaces of Oaxacan households draws upon a comprehensive set of sample surveys conducted in 12 municipios in the central valleys of Oaxaca over a six-year period. We frame our Oaxaca empirical ®ndings within two constructs developed by the authors. One is a typology of circulation behaviours differentiated by scale of interactive systems of mobility and by behavioural intentions; the other is a household migration and remittance framework that highlights the wide variations in the patterns of investment of remittances by recipient households. Extending these frameworks, we use villageand family-level evidence to demonstrate the crucial signi®cance of local contexts for determining household strategies of migration and remittance investment. What is most apparent from our Oaxacan biographies is, ®rstly, the wide range of experiences that are present both within and between the various communities; secondly, the strategic use of local circuit moves in concert with national and international (or transnational) sojourns; and thirdly, the various positive and negative impacts of migration and remittance investment that range from self-aggrandisement to community investment. Our analysis concludes that local space is an essential contextual anchor, and the evolving nature of household migration decision-making is in large part determined, or at least signi®cantly in¯uenced, by the spatial nature of the social linkages between people, their households/ families, and their local, regional, national and transnational contexts.