The rating outlook on Lake County Consolidated High School District No. 120 (Mundelein), Ill.'s GO bonds and debt certificates has been revised to stable from negative, reflecting the district's return to positive financial operations due to good budget management helped by tax base growth. The 'A+' and 'A' ratings on the district's debt have been affirmed. The ratings reflect the district's: Participation in the Chicago MSA's deep and diverse economy, High wealth and income, Good level of cash reserves, and Moderate debt burden. An offsetting factor is the district's enrollment growth pressures, which may require the district to expand its facilities. The 'A' rating on the district's debt certificates is set one notch below the district's 'A+' GO bond rating