Ashby

Middlesex County · Pop. 3,193

B

Ashby has approved 1 of 3 ADU applications (33% approval rate).

How active is your town?

3.1

per 10K residents1.6x state average

Ashby

3.1

State avg

2.0

Based on 1 approved ADU applications and 3,193 residents

Permits

33%approval rateⓘShare of 2025 applications approved in 2025

1 approved0 denied0 pending

3 applications since the ADU law took effect in Feb 2025

Bylaw Consistency

We haven't reviewed Ashby's bylaws yet. See the 28 towns we've analyzed for consistency with Chapter 150.

Cost Snapshot

No cost data available yet for Ashby.

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ADU Impact on Housing Production

In 2024, Ashby issued 3 total residential building permits. In the first year of the ADU law, 1 ADU permit was approved.

Limited 2024 building permit data available. ADU share of production not shown.

Source: Census Bureau (2024) via UMass Donahue Institute; EOHLC ADU Survey (2025)

How Ashby Compares

TownGradeApproval RatePer 10KPermits

Newton45% rate · 2.0 per 10K

Somerville60% rate · 3.0 per 10K

Lowell100% rate · 2.3 per 10K

Medford86% rate · 3.2 per 10K

Compare more towns

Next Steps

Join Ashby's ADU Club for group builder rates Find builders working in Middlesex County Read the ADU homeowner guide

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.