Northampton
Hampshire County · Pop. 29,571
Northampton has approved 15 of 20 ADU applications (75% approval rate).
Based on 15 approved ADU applications and 29,571 residents
Permits
20 applications since the ADU law took effect in Feb 2025
Bylaw Consistency
We haven't reviewed Northampton's bylaws yet. See the 28 towns we've analyzed for consistency with Chapter 150.
Cost Snapshot
No cost data available yet for Northampton.
Try the cost estimatorADU Impact on Housing Production
In 2024, Northampton issued 58 total residential building permits. In the first year of the ADU law, 15 ADU permits were approved — equivalent to 25.9% of prior-year housing production.
Source: Census Bureau (2024) via UMass Donahue Institute; EOHLC ADU Survey (2025)
How Northampton Compares
Next Steps
Sources: EOHLC ADU Survey 2025. Population estimates from 2024 Census ACS.
Disclaimer: ADU Pulse provides data for informational purposes only. It does not constitute legal, financial, or construction advice.Bylaw consistency analysis reflects our interpretation of public records and may not reflect the most current local amendments.
See methodology for details on data collection, scoring, and consistency analysis.