In Boston's Beacon Hill neighborhood, where space is tight and the cost of a home averages close to $1,000 per square foot, architect Chris Greenawalt of Bunker Workshop dug up some room for a minuscule apartment.

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Modern home with Kitchen, White Cabinet, Light Hardwood Floor, and Recessed Lighting. Architects who practice in dense cities know its almost impossible to add square footage to an apartment. Yet at a garden-level residence in Boston's historic Beacon Hill neighborhood, Chris Greenawalt of Bunker Workshop was able to unearth 70 square feet of living space through a little excavation. Photo  of Beacon HillView Photos

Architects who practice in dense cities know its almost impossible to add square footage to an apartment. Yet at a garden-level residence in Boston's historic Beacon Hill neighborhood, Chris Greenawalt of Bunker Workshop was able to unearth 70 square feet of living space through a little excavation.

Modern home with Kitchen, White Cabinet, Brick Backsplashe, Light Hardwood Floor, Recessed Lighting, Cooktops, and Drop In Sink. At 525 square feet, the expanded apartment is still quite petite, so integrating solutions for managing clutter was essential. By relocating the kitchen, Greenawalt freed space for storage in the bedroom. Photo 2 of Beacon HillView Photos

At 525 square feet, the expanded apartment is still quite petite, so integrating solutions for managing clutter was essential. By relocating the kitchen, Greenawalt freed space for storage in the bedroom.

Modern home with Bedroom, Bed, and Light Hardwood Floor. The renovation revealed a 30-foot-deep well beneath the bedroom, which the team half-jokingly considered turning into a fish tank. Instead, they opted for a simple bedroom with plenty of built-in storage. Photo 3 of Beacon HillView Photos

The renovation revealed a 30-foot-deep well beneath the bedroom, which the team half-jokingly considered turning into a fish tank. Instead, they opted for a simple bedroom with plenty of built-in storage.

Modern home with Bath Room, Enclosed Shower, Porcelain Tile Floor, and Wall Mount Sink. Along with historic wood and steel details, several warm brick walls were exhumed and left exposed. Photo 4 of Beacon HillView Photos

Along with historic wood and steel details, several warm brick walls were exhumed and left exposed.

Modern home with Living Room, Chair, Light Hardwood Floor, Wood Burning Fireplace, and Standard Layout Fireplace. The historic apartment has been updated throughout with white paint and minimalist accents, adapting its rustic character to the 21st-century. Photo 5 of Beacon HillView Photos

The historic apartment has been updated throughout with white paint and minimalist accents, adapting its rustic character to the 21st-century.

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