diff --git a/policyengine_us_data/datasets/cps/cps.py b/policyengine_us_data/datasets/cps/cps.py
index eefbd2e6..38228729 100644
--- a/policyengine_us_data/datasets/cps/cps.py
+++ b/policyengine_us_data/datasets/cps/cps.py
@@ -320,6 +320,7 @@ def children_per_parent(col: str) -> pd.DataFrame:
     cps["own_children_in_household"] = tmp.children.fillna(0)
 
     cps["has_marketplace_health_coverage"] = person.MRK == 1
+    cps["has_esi"] = person.NOW_GRP == 1
 
     cps["cps_race"] = person.PRDTRACE
     cps["is_hispanic"] = person.PRDTHSP != 0