in one's own backyard

in (one's) (own) back yard

In or near to one's area of residence or business. Local farmers have banded together to protest the government's plan of building a series of windfarm generators in their back yard. We don't want to have such a large, ugly monument in our own back yard.
See also: back, yard
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

in one's own backyard

In one's own domain, in a position very close to one. For example, You didn't expect to find a first-class organist in your own backyard. [Mid-1900s] Also see close to home.
See also: backyard, own
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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References in periodicals archive ?
If a home needs to be heated in the winter or cooled in the summer, the energy source is in one's own backyard," she says.
Its goal is not to thwart development in one's own backyard, but on the property of others.