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A Case for Open Space: By the Numbers
9.5 %
Rise in property values within 1,000 feet of a community garden in disadvantaged communities within five years of the garden opening.
Vicki Bean & Ioan Viocu, “The Effect of Community Gardens on Neighboring Property Values,” New York University, 2006
$750,000
Increase in tax revenue over a 20-year period of a community garden opening.
Vicki Bean & Ioan Viocu, “The Effect of Community Gardens on Neighboring Property Values,” New York University, 2006
92 %
Philadelphians who believe that environmental and infrastructure improvements are necessary to improve the area’s economic competitiveness and growth.
www.pennfuture.org/nextgreatcity
9-12 %
People who will travel farther to visit ‘forested’ urban shopping districts and pay more for parking and goods and services.
The Business of Greening: Enhancing the Bottom Line from the Strategy For a Green City, a Publication of the Pennsylvania Horticultural Society, citing: Wolf, Kathleen L. “Business District Streetscapes, Trees and Consumer Response, “ Journal of Forestry, December 2005.
30 %
Increase in surrounding housing values due to greening vacant land.
Susan Wachter, The Determinants of Neighborhood Transformation in Philadelphia. Identification and Analysis: The New Kensington Pilot Study. The Wharton School. University of Pennsylvania 2005.
10 %
Increase in nearby property values due to tree-planting.
Susan Wachter, The Determinants of Neighborhood Transformation in Philadelphia. Identification and Analysis: The New Kensington Pilot Study. The Wharton School. University of Pennsylvania 2005.
50 %
Reduction in amount of cooling energy due to strategically planted trees around a building.
Urban Forestry and the Ecocity, Michigan State University.
60 +
Number of fiscal impact studies that indicate preserving open space is likely to be a less expensive alternative for communities than residential development (which requires costly infrastructure and city services).
John Crompton, The Impact of Parks and Open Space on Property Values and the Property Tax Base, National Recreation and Park Association. 2000.
9 acres
Size of Bryant Park in New York City, a haven for crime until the late 1970s when the City of New York and private donors invested $13 million for an extensive renovation effort, resulting in an almost crime-free park that serves as a major draw for tourists and office workers.
The Pennsylvania Horticultural Society, Philadelphia Green Impact, 2000.
115% to 225 %
Increase in asking rents for commercial office space near Bryant Park between 1990 and 2002 as compared to a 41% to 73% in the surrounding submarkets.
A New Yorkers for Parks and Ernst & Young Study, “How Smart Parks Investment Pays Its Way”, which chose 6 parks from all 5 boroughs and 30 neighborhood parks for a city-wide survey in 2002. www.ny4p.org
8 % to 30%
Increase in single-family home sale prices in close proximity to well improved parks (specifically Prospect, Clove Lakes & Crotona Park).
A New Yorkers for Parks and Ernst & Young Study, “How Smart Parks Investment Pays Its Way”, which chose 6 parks from all 5 boroughs and 30 neighborhood parks for a city-wide survey in 2002. www.ny4p.org
90+%
Of Philadelphia community gardeners who give food to neighbors, friends, and organizations that feed people in need.
The Pennsylvania Horticultural Society, Philadelphia Green Project Profile, 2006.
½
Half the number of crimes committed in and around buildings near vegetation that did not hamper visibility compared to areas with no vegetation.
According to a study of housing projects in Chicago as cited by National Geographic, 2006.
FOR PRESS INFORMATION, CONTACT:
ALAN JAFFE, email or call 215-988-8833
LAURA BEITMAN, email or
call 215-988-8836
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