Skip to main content
CityRuleLookup
🏗️ Accessory Structures/ADU Rules

ADU Rules: Clinton vs Fitchburg

How do adu rules rules compare between Clinton, MA and Fitchburg, MA?

Clinton and Fitchburg have similar restriction levels.

Clinton, MA

Worcester County

Some Restrictions

The MA Affordable Homes Act (Ch. 150, Acts of 2024, §8, effective Feb. 2, 2025) requires all MA municipalities to allow by-right ADUs on single-family lots. No county ADU ordinance; all 60 cities and towns must comply with the state mandate.

View full Clinton rules →

Fitchburg, MA

Worcester County

Some Restrictions

MA Affordable Homes Act (Ch. 150, Acts of 2024, §8), effective Feb 2, 2025 — ADUs allowed by right in single-family zones statewide, max 900 sq ft or 50% of principal dwelling GFA. Fitchburg Zoning Chapter 181 governs setbacks, height, and bulk. No owner-occupancy requirement.

View full Fitchburg rules →

Key Facts Comparison

FactClintonFitchburg
State MandateMA Affordable Homes Act, Ch. 150 of 2024-
Effective DateFebruary 2, 2025-
ADUsBy-right on all single-family lots-
County CodeNone — county abolished 1998-
State Law-Ch. 150, Acts of 2024, §8
By-Right-Yes, in single-family zones
Max Size-900 sq ft or 50% of dwelling
Local Regs-Chapter 181 setbacks/height

Highlighted rows indicate differences between cities.

Clinton FAQ

Can I build an ADU on my property in Worcester County?

The MA Affordable Homes Act (Ch. 150, Acts of 2024, §8, effective Feb. 2, 2025) requires all MA municipalities to allow by-right ADUs on single-family lots. No county ADU ordinance; all 60 cities and towns must comply with the state mandate.

What are the size limits for an accessory dwelling unit in Worcester County?

State Mandate: MA Affordable Homes Act, Ch. 150 of 2024. Effective Date: February 2, 2025. ADUs: By-right on all single-family lots. County Code: None — county abolished 1998.

Fitchburg FAQ

Can I build an ADU on my property in Fitchburg?

MA Affordable Homes Act (Ch. 150, Acts of 2024, §8), effective Feb 2, 2025 — ADUs allowed by right in single-family zones statewide, max 900 sq ft or 50% of principal dwelling GFA. Fitchburg Zoning Chapter 181 governs setbacks, height, and bulk. No owner-occupancy requirement.

What are the size limits for an accessory dwelling unit in Fitchburg?

State Law: Ch. 150, Acts of 2024, §8. By-Right: Yes, in single-family zones. Max Size: 900 sq ft or 50% of dwelling. Local Regs: Chapter 181 setbacks/height.

Compare other topics

See how Clinton and Fitchburg compare on other ordinance categories.

Want to add a third city?

Use our full comparison tool to compare up to three cities.

Open Comparison Tool