Bronze Age Megacity Mohenjo-Daro Thrived Without Elites or Extreme Inequality

Complexity of the lasting architecture astatine Mohenjo-daro. Credit: Adam S. Green / CC BY-NC-ND 4.0

The Bronze Age metropolis of Mohenjo-daro whitethorn person go much adjacent implicit time, according to a caller survey that challenges long-held ideas astir aboriginal municipality life. The probe suggests that 1 of the Indus Civilization’s largest cities grew without the wide signs of almighty kings, palaces, oregon elite temples seen successful galore different past societies.

The study, led by Adam S. Green and published successful Antiquity, examined location sizes astatine Mohenjo-daro to measurement economical inequality. Researchers utilized the residence country arsenic a unsmooth motion of wealth. Larger homes often suggest greater entree to labour and resources.

To survey this pattern, the squad utilized a measurement called the Gini coefficient. The standard runs from 0 to 1. A people person to 0 means greater equality. A people person to 1 means greater inequality.

House sizes constituent to little inequality

Mohenjo-daro had an wide Gini people of 0.44. That fig was little than scores from respective different past cities with stronger grounds of elites. The survey notes that Ur and Ugarit successful West Asia scored supra 0.6. Other places with wide signs of societal ranking, specified arsenic Knossos and Palenque, had adjacent higher scores.

New probe suggests the Bronze Age metropolis Mohenjo-daro whitethorn person grown much adjacent implicit time.

A survey successful Antiquity recovered house-size gaps declined successful portion of the past Indus city, pointing to shared planning, nationalist works and little concentrated power. pic.twitter.com/iybwv7gV90

— Tom Marvolo Riddle (@tom_riddle2025) May 19, 2026

The researchers recovered a much striking signifier erstwhile they looked astatine alteration implicit time. In 1 well-studied portion of the city, known arsenic DK-G South, inequality appears to person declined. Earlier homes showed much differences successful size. Later homes became much similar.

By astir 2100 B.C., the Gini people successful that country had fallen to 0.23. That level is adjacent to what archaeologists often spot successful much egalitarian communities.

Planning whitethorn person shaped regular life

The survey argues that this alteration whitethorn not person happened by chance. As homes became much adjacent successful size, buildings besides became much intimately aligned with the city’s streets. This suggests that planning, nationalist works, and shared decision-making whitethorn person helped signifier regular life.

Mohenjo-daro already stood isolated from galore aboriginal cities. Archaeologists person not recovered royal tombs, expansive palaces, oregon creation that intelligibly glorified idiosyncratic rulers. Instead, the metropolis had planned streets, drainage systems, nationalist buildings, modular weights and seals utilized successful trade.

Researchers accidental those features constituent to a nine wherever powerfulness whitethorn person been much wide shared. The city’s systems whitethorn person helped forestall 1 radical from gaining excessively overmuch power implicit resources.

Study adds caution to past inequality debates

The authors caution that location size cannot amusement each benignant of inequality. Wealth, gender, household status, and societal individuality tin permission antithetic traces successful the archaeological record. Still, the study offers caller grounds that municipality maturation did not ever necessitate utmost inequality.

At Mohenjo-daro, researchers say, corporate governance whitethorn person helped physique a ample metropolis portion keeping economical differences successful check.