Teacher Practical Guidance:
Consolidation (Merge Schools)
Category: External
Rank Order
86
Effect Size
0.04
Achievement Gain %
1
How-To Strategies
References
Hall (2019). A multi-level meta-analysis to determine the association of school district consolidation on student performance on state assessments. Dissertation.
Redding & Nguyen. (2020). The relationship between school turnaround and student outcomes: A meta-analysis. Educational Evaluation and Policy Analysis.
Consolidation (Merge Schools)
DEFINITIONS
Combining schools or school districts that were previously separate into a new whole.
DATA
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2 meta-analysis reviews
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47 research studies
Hattie (2023) p. 155
QUOTES
Research finds that consolidation or merging of schools tends to produce small or mixed academic effects, some cost savings for very small systems, and significant community and equity impacts that planners often underestimate. Outcomes depend heavily on local context, school size before and after consolidation, and what students are “traded up” or “down” to in terms of school quality. link
Reviews of consolidation research indicate economies of scale in operating costs, particularly when very small districts (for example, under 300–900 students) combine, with operating spending per pupil reduced by roughly 20 percent or more in some estimates. However, consolidation also brings large one‑time and capital adjustment costs (new facilities, transportation, administration), so long‑term net savings are smaller and often minimal for already mid‑size or large systems. link
