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New home permits in Montgomery County, MD

Data through September 2026 · updated 19 Oct 2026

1,590 new home permits were issued in Montgomery County, October 2024 through September 2026: about 795 a year and 3% of all permits. 653 new home permits in the last 12 months (Oct 2025–Sep 2026), 30% fewer than the 937 in the 12 months before. The busiest month is April. The usual one took 222 days from issue to the county's final. 20841 has the most, 280.

1,590permits issued
653last 12 months
Aprbusiest month
222days, usual issue to final
86%finished
$296,340usual declared value
Sep 2026records through

New home permits by month

Permits issued each month, October 2024 through September 2026.

Oct 2024: 72Oct2024Nov 2024: 60Dec 2024: 59Jan 2025: 106Jan2025Feb 2025: 129Mar 2025: 81Apr 2025: 96May 2025: 70Jun 2025: 41Jul 2025: 100JulAug 2025: 66Sep 2025: 57Oct 2025: 42Nov 2025: 55Dec 2025: 74Jan 2026: 52Jan2026Feb 2026: 31Mar 2026: 52Apr 2026: 71May 2026: 83Jun 2026: 56Jul 2026: 51JulAug 2026: 28Sep 2026: 58
The same numbers as a table
MonthPermits
Oct 202472
Nov 202460
Dec 202459
Jan 2025106
Feb 2025129
Mar 202581
Apr 202596
May 202570
Jun 202541
Jul 2025100
Aug 202566
Sep 202557
Oct 202542
Nov 202555
Dec 202574
Jan 202652
Feb 202631
Mar 202652
Apr 202671
May 202683
Jun 202656
Jul 202651
Aug 202628
Sep 202658

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When new home permits are filed

By calendar month, 100 = an average month (the thin line). April is the busiest (126), August the quietest (71). A busy month at the permit counter usually means a longer wait for a contractor.

January: 119 (100 = an average month)February: 121 (100 = an average month)March: 100 (100 = an average month)April: 126 (100 = an average month)126May: 115 (100 = an average month)June: 73 (100 = an average month)July: 114 (100 = an average month)August: 71 (100 = an average month)September: 87 (100 = an average month)October: 86 (100 = an average month)November: 87 (100 = an average month)December: 100 (100 = an average month)JFMAMJJASOND
The same numbers as a table
MonthIndex
January119
February121
March100
April126
May115
June73
July114
August71
September87
October86
November87
December100

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How long a new home permit takes

Permits issued Oct 2024–Sep 2025, at least 12 months before the file ends. Usual days is the middle permit among the 808 with a final date.

MeasureValue
Permits issued Oct 2024–Sep 2025937
Finished86.2%
Usual days, issue to final222
Middle half, days175–283

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What a new home permit is declared at

The value written on the permit at application, from 1,590 permits with one. Not a quote and not the final bill.

MeasureValue
Usual declared value$296,340
Middle half$200,000–$400,000

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ZIP codes with the most new home permits

Counted at the property's ZIP code. Share is the part of the county's 1,590 new home permits.

ZIP codePermitsShare
2084128018%
2081720013%
2089515210%
208861439%
208161399%
208501228%
208521117%
20815875%
20814694%
20854362%

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The county's own permit types

How the county filed these permits. We group its types into kinds of work; this is the split.

Permit typePermitsShare
Townhouse: construct84753%
Single Family Dwelling: construct70845%
Duplex: construct12under 1%
Senior Villas: construct10under 1%
Senior Townhouse: construct6under 1%
Senior Single Family Dwelling: construct2under 1%
Farm Labor Housing Unit: construct2under 1%
Townhouse: build foundation2under 1%
Modular: construct1under 1%

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How Montgomery County compares with other cities

From our cross-city data studies: the same measure, read the same way, for every city we cover.

Nearby permit data

New home permits for other places in Washington, DC. Each permit office keeps its own file, so the numbers are not added together.

How these numbers are made

Source: dataMontgomery: Residential Permit, Commercial Permits, Mechanical Permits and Electrical Building Permits (Department of Permitting Services), read 19 Oct 2026. We count permits issued October 2024 through September 2026; denied and withdrawn permits are left out.

Building, electrical and mechanical permits issued by the Montgomery County Department of Permitting Services, which covers the county outside the cities that run their own building offices: Silver Spring, Bethesda, Potomac, Germantown, Clarksburg, Chevy Chase, Olney, Wheaton, Takoma Park and the rest. The cities of Rockville and Gaithersburg issue most of their own building permits, so permits inside those cities are largely missing; a Rockville or Gaithersburg mailing address in this file is usually just outside those cities. Plumbing and gas-service permits are issued by WSSC Water, not the county, and are not in the file.

  • The county's files name no contractor, so there are no contractor lists, rankings or firm pages for Montgomery County.
  • Declared value is filled on building permits only; electrical and HVAC permits carry no job value, so costs are shown only for building work.
  • Plumbing permits are issued by WSSC Water, not the county, so plumbing barely appears here (a few gas-appliance jobs on mechanical permits).
  • Solar counts come from electrical permits whose description mentions solar or photovoltaic panels.
  • Decks count with garages and sheds. A final date is the county's final inspection date; a permit at Stop Work counts as open.

Counts are permits, not jobs: one job can need several permits. Nobody paid to be on this page and nobody can. Sources and definitions →

Cite this page

Free to reuse with attribution (CC BY 4.0). Please credit Contractor Records and link to this page. Suggested citation:

Contractor Records, "New home permits in Montgomery County, MD", https://contractorrecords.com/montgomery-county-md/new-home-permits, data through September 2026, from Montgomery County Department of Permitting Services building-permit records.

Link to a table: By month · Season · Days to final · Declared value · By ZIP code · Permit types.

Download the tables (CSV): New homes permits by month · New homes permits by calendar month (index) · New homes permits: days to final · New homes permits: declared value · New homes permits by ZIP code · New homes permits by permit type.

Common questions

  • How many new home permits does Montgomery County issue a year?About 795 a year in Montgomery County: 1,590 permits issued October 2024 through September 2026, 653 of them in the last 12 months.
  • How long does a new home permit take in Montgomery County?The usual one took 222 days from issue to the county's final inspection, and the middle half took 175 to 283 days (808 permits issued Oct 2024–Sep 2025 that reached a final). The wait to get the permit issued is not in this file.
  • When do people in Montgomery County file the most new home permits?April (126 against an average month of 100); August is the quietest (71). If you can choose, a quiet month at the permit counter can mean contractors have more room in their schedules.
  • Which ZIP code has the most new home permits in Montgomery County?20841, with 280 of the 1,590 (18%); then 20817 (200).