GroundTally construction pulse · data as of 2026-07-30

Montgomery County, MD

10,065 permits on file · source: data.montgomerycountymd.gov · updated daily
Permits issued, last 30 days
699
▼ 7.7% vs same period last year
Construction valuation, last 90 days
$553.8M
▲ 46.8% vs same period last year · project-level
Residential share, last 90 days
81%
of classified permits

Permit velocity

Permits issued per week, trailing 13 weeks
050100150200May 7May 21Jun 4Jun 18Jul 2Jul 16Jul 30178
This year Same weeks last year
Table view
WeekThis yearLast year
Week of May 7174169
Week of May 14193141
Week of May 21181155
Week of May 28139121
Week of Jun 4175138
Week of Jun 11177154
Week of Jun 18182100
Week of Jun 25141151
Week of Jul 2165162
Week of Jul 9144157
Week of Jul 16148186
Week of Jul 23169181
Week of Jul 30178162

Permits by trade

Last 90 days, normalized taxonomy
building1,297solar479roofing140plumbing55demolition49pool39mechanical34electrical24
Table view
TradePermits (90d)YoY
building1,297+14%
solar479+2%
roofing140-2%
plumbing55+17%
demolition49+17%
pool39-20%
mechanical34+17%
electrical24+4%
sign3-50%

Permit map

Each dot is one permit issued in the last 30 days

Hot ZIP codes

Permits issued, last 90 days vs same period last year
ZIPPermitsYoY
20815157 +96%
20854153 +19%
20817121 +0%
2090691 -1%
2090290 -10%
2089583 -13%
2084179 +5%
2090479 -7%