Montgomery County, Maryland
Town of Poolesville is a town in Montgomery County, Maryland. Town of Poolesville adopts its own zoning, so inside its limits Town of Poolesville’s rules apply, not the county’s. Septic permits inside Town of Poolesville come from the county and state together. 8 rules below are quoted from official sources and independently re-checked, most recently on November 3, 2026. Rules for unincorporated land are on the Montgomery County page.
Construction, alteration, or accessory-structure work inside Poolesville town limits: the Town's Zoning Code Compliance Permit is required first.
“construction, reconstruction, erection, extension, enlargement, conversion or structural alteration of any building, including accessory structures;”
All land inside Poolesville town limits; the Town administers its own zoning ordinance (Appendix B, Zoning, of the Poolesville Code) rather than the county's Chapter 59.
“the town of poolesville controls its own zoning and manages its own special exception process.”
Sewage disposal inside Poolesville town: the Town (commissioners and Town manager) controls septic and privy approvals; the county health department shares authority for temporary and disconnection work.
“however, portable temporary privies or other means of temporary sewage disposal for use on construction projects, special events, and similar uses may be installed and used subject to permission of the commissioners of poolesville and the county department of health or its successor.”
New septic systems, holding tanks, cesspools and privies on any property inside Poolesville town limits
“no new septic system, holding tank, cesspool or privy shall be constructed on a property located within the municipal boundaries of the town of poolesville.”
New off-grid sewage disposal (septic, holding tank, cesspool or privy) on any property inside Poolesville town limits
“no new septic system, holding tank, cesspool or privy shall be constructed on a property located within the municipal boundaries of the town of poolesville.”
New private residential wells on any land inside Poolesville town limits
“no new wells shall be constructed on any land located within the municipal boundaries of the town of poolesville except those designated by the commissioners as public or municipal wells.”
Houses and buildings inside Poolesville town that abut a street, alley or right-of-way with an existing public sanitary sewer
connection deadline after official notice: 6 months (exceptions in sec. 16.20(c) not read)
“within six (6) months after date of official notice”
We looked and could not find an official answer yet. Silence is not permission; ask Town of Poolesville or Montgomery County directly.
Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.
Unanswered questions are usually a sign that Town of Poolesville publishes no rule on the point, not that none exists. Montgomery County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Town of Poolesville means bringing your own water and power. The kit we’d start with:
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