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Land acquisition consulting in Potomac

Potomac’s master plan keeps certain R-200 areas without community sewer. On those lots, the perc test decides whether the land is buildable.
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The Service

Land acquisition consulting

Land acquisition consulting answers the developer’s first question: what is this dirt actually worth to build on?

As of 2026, buildable land in Potomac is defined as much by soil as by zoning. The 2002 Potomac Subregion Master Plan keeps certain R-200 areas without community sewer. RE-1 and RE-2 parcels outside the sewer envelope can sit in the same position. A lot that can’t get public sewer has to pass water table tests and percolation or sand mound tests before the county treats it as buildable. Until then, it’s a lot with a question mark.

Those tests run on a calendar you can’t control. Water table testing happens only in a declared wet season, typically February 1 to April 15. Under the FY27 fee schedule, a conventional perc test costs $970.11 per lot per visit and a mound test $1,305.91. Miss the season and the deal may wait a year, so the contract has to account for it. Sellers rarely volunteer that risk, so we ask for any past perc results up front.

Access matters too. Nine Potomac roads or road segments carry a rustic or exceptional rustic designation from the 2002 plan, and the county protects their character, which can shape where a driveway goes. Lots in category 6 of the county’s Water and Sewer Plan are slated for a private well and septic system, and public lines aren’t in the plan. We check road designation, water and sewer category and lot pattern before you make an offer. A surveyor’s input often follows.

Our valuation starts from what can actually be built on the site. Land acquisition consulting explains the service. Project feasibility is covered in residential development consulting in Potomac, and building contracts in builder contract review in Potomac. Our housing development category lists related services. If you’re also selling a house, talk to a Potomac real estate agent, and Land acquisition consulting in Bethesda values lots by teardown activity.

Where We Work

Potomac

Land value follows sewer and soil. A lot with public sewer approval is worth more than an identical lot that depends on a perc test. Within septic areas, slope, stream buffers and the location of any existing system decide where a house can sit. Lots fronting rustic roads add access questions. We value each site by what can be built on it, then compare that with what the seller is asking. The gap between the two is the negotiation, and it’s often wide.
Neighborhood Coverage

Potomac, block by block.

Serving every neighborhood across the city. Ask us about yours.

Neighborhood-level guidance comes standard: pricing, timing, and positioning tuned to the block, not just the ZIP code.

Where else to go

Keep exploring.

Everything else we publish about this service, this city, and the rest of the DMV.

Answered

Potomac, answered.

Q: Is my Potomac lot buildable, and how do I find out? A: Check sewer first. If the lot can’t get public sewer, Montgomery County requires satisfactory water table tests and percolation or sand mound tests before it counts as buildable. Some Potomac lots, including the R-200 areas the master plan keeps off community sewer, are in that position. Q: When can perc tests be done in Montgomery County? A: Water table tests only run in a declared wet season, typically February 1 to April 15. Under the FY27 schedule, a conventional perc test costs $970.11 per lot per visit and a mound test $1,305.91. For a Potomac land purchase, build that season into the contract timeline. Q: Does a rustic road affect a Potomac building lot? A: It can. Nine Potomac roads or road segments carry a rustic or exceptional rustic designation from the 2002 master plan, and county code protects their significant features. That can affect driveway placement and access, so we check the designation before you price the lot.

Sources

Last reviewed October 2, 2026 by Levi Loveless, licensed in Maryland and Virginia. Every rule, rate and figure on this page links to the source we checked.

  1. Potomac Subregion Master Plan (2002), 2002
  2. DPS, Soils Testing Permit Process
  3. DPS, Well and Septic Fees, July 1, 2026
  4. Montgomery County Ten-Year Water Supply and Sewerage Systems Plan 2022-2031, Ch. 1, 2022-2031 plan

Let the perc test set the price.

Send us the parcel and the asking price. We’ll check zoning, sewer category, road designation and the perc history, and tell you which tests the contract needs. If the testing season matters, we’ll say so before you sign.