Introduction AND Objective: Actions during the pandemic in Brazil were characterized by a lack of federal coordination and diversified actions of Primary Health Care (PHC) teams. The family health strategy (FHS) is the hegemonic model of PHC in the country, whereas the community health worker (CHW) enhances actions to face the pandemic. The aim is to describe the CHW work process during the pandemic and its association with health indicators, municipality charcteristics and the assistance provided. methods cross-sectional study with probabilistic sampling of Brazilian PHC facilities (PHCF). The reference population was formed by the PHCF registered by Dec-2020, stratified considering the five country regions, totaling 945 PHCF. Data collection was carried out between Jul-Nov-2021. The inclusion criteria were operating  during the pandemic and having higher-level professionals for more than six months. The manager was invited to respond to an online survey. The CHWs work was analyzed through five dimensions: inputs, work process, connectivity, surveillance and social support. Results: 907 PHCF participated. The Southeast/South regions stand out with less CHW. Regarding the work process, CHW mostly worked in the territory or at the PHCF. In the North/Northeast regions, the work was mainly territorial, different from the other regions (p