Massachusetts Restored Century Bog Into Natural Wetland

The state is converting former cranberry bogs into thriving wetlands to boost local biodiversity and flood protection.

Updated on Oct. 11, 2026 in Organic Food

Massachusetts Restored Century Bog Into Natural Wetland

Live Poll

Do you support converting aging local farmland into restored natural wetlands?

Massachusetts has begun transforming the 75-acre Century Bog in Plymouth and Wareham from a century-old cranberry farm into a natural wetland. This project is part of a broader shift across the state where retiring bogs are being repurposed for ecological restoration.

Why it matters

These restoration efforts are designed to improve nitrogen absorption and mitigate flood risks, while simultaneously providing an exit strategy for cranberry farmers. By reviving these lands, the state aims to enhance local ecosystem resilience and restore native habitat corridors.

Official reports indicate a 40% growth in retired cranberry bogs between 2017 and 2022, signaling a trend toward land repurposing. While the Century Bog project is underway, the state has set a goal to restore 75% of its priority habitats by 2050 to combat environmental degradation.

The players

Massachusetts Department of Ecological Restoration

A state agency responsible for overseeing the recovery of degraded ecosystems and managing wetland restoration programs.

A.D. Makepeace Company

A prominent agricultural firm and land steward that sold the Century Bog property to the state in 2010.

The details

To return the land to its natural state, crews mix sand historically added to the bogs into the soil while uncovering buried wetland peat. This process stimulates native seeds that have remained dormant in the soil for over 150 years. By removing the agricultural layer, the project restores natural hydrology, which helps manage flood waters and improves the land's ability to filter nitrogen.

2010: The state of Massachusetts purchased the Century Bog property.
2017-2022: Retired cranberry bogs increased by 40 percent.
2018: The state launched a dedicated cranberry bog restoration program.
2050: Target year for restoring 75 percent of the state's habitats.
Next 7 to 10 years: Expected completion timeframe for the Century Bog project.

Health Landscape

This project aligns with the state's systematic efforts to reclaim thousands of acres for improved environmental health. It marks a departure from historic industrial land use by prioritizing the restoration of biodiversity over commercial agriculture.

Restoring natural wetlands helps mitigate local flood risks, which can directly affect home safety and infrastructure in surrounding communities. Residents living near the Red Brook Wildlife Management Area may notice increased native wildlife populations and improved water quality in the coming years.

The takeaway

Large-scale ecological restoration is transforming the local landscape, offering significant benefits for long-term flood mitigation and environmental health. Residents interested in local conservation efforts can monitor the progress of state-led habitat recovery projects in their own counties.