# Building permits in Montgomery County 20860

2 permits in the last 90 days. The newest, Sep 10: Temporary removal and reinstallation of 50 existing roof-mounted solar panels, at 18001 Bentley Rd.

| Date | Address | Type | Work | Cost | Permit |
|---|---|---|---|---|---|
| Sep 10, 2026 | [18001 Bentley Rd](https://nearbypermits.com/montgomery-county-md/address/18001-bentley-rd/) | Solar | Temporary removal and reinstallation of 50 existing roof-mounted solar panels | $499 | [1169241](https://nearbypermits.com/montgomery-county-md/permit/1169241/) |
| Jul 10, 2026 | [16807 Lehigh Dr](https://nearbypermits.com/montgomery-county-md/address/16807-lehigh-dr/) | Addition | Add new rear deck and screened porch. | $40,000 | [1162522](https://nearbypermits.com/montgomery-county-md/permit/1162522/) |
| Jun 11, 2026 | [17515 Doctor Bird Rd](https://nearbypermits.com/montgomery-county-md/address/17515-doctor-bird-rd/) | Solar | 45 roof mounted solar panels 20.25kw | $38,475 | [1161402](https://nearbypermits.com/montgomery-county-md/permit/1161402/) |
| Jun 11, 2026 | [1310 Hennessy Ter](https://nearbypermits.com/montgomery-county-md/address/1310-hennessy-ter/) | Alteration or repair | construct roof extension over existing patio w/ woodburning masonry fireplace | $15,000 | [1158544](https://nearbypermits.com/montgomery-county-md/permit/1158544/) |
| Jun 9, 2026 | [300 Olney Sandy Spring Rd](https://nearbypermits.com/montgomery-county-md/address/300-olney-sandy-spring-rd/) | Alteration or repair | Interior work only,kiln room renovation and modernization of existing kiln hoods and finish replacements for kiln room. | $85,000 | [1154924](https://nearbypermits.com/montgomery-county-md/permit/1154924/) |
| May 14, 2026 | [1310 Hennessy Ter](https://nearbypermits.com/montgomery-county-md/address/1310-hennessy-ter/) | Pool or spa | Construct 20 x 40 inground pool w/ attached 8 x 8 spa, automatic cover. existing fence. | $25,000 | [1152189](https://nearbypermits.com/montgomery-county-md/permit/1152189/) |
| Apr 28, 2026 | [18801 Chandlee Mill Rd](https://nearbypermits.com/montgomery-county-md/address/18801-chandlee-mill-rd/) | New building | Construct a new detached SFD with attached garage and limited use driveway | $423,000 | [1122934](https://nearbypermits.com/montgomery-county-md/permit/1122934/) |
| Apr 21, 2026 | [1749 Hickory Knoll Rd](https://nearbypermits.com/montgomery-county-md/address/1749-hickory-knoll-rd/) | Fence, wall or deck | Pour new concrete slab 16'X12', New footings, all frame materials will be pressure treated with Composite decking boards and pvc handrails without stairs.,New Deck | $15,000 | [1154505](https://nearbypermits.com/montgomery-county-md/permit/1154505/) |
| Mar 4, 2026 | [16810 Excaliber Way](https://nearbypermits.com/montgomery-county-md/address/16810-excaliber-way/) | Fence, wall or deck | New treated deck with composite decking and vinyl railing. Existing porch roof to remain supported by new deck 770 sqft | $78,520 | [1148989](https://nearbypermits.com/montgomery-county-md/permit/1148989/) |
| Jan 15, 2026 | [17818 Auburn Village Dr](https://nearbypermits.com/montgomery-county-md/address/17818-auburn-village-dr/) | Fence, wall or deck | Build a new 20'x14' open deck with 5 steps to grade.,New Deck | $12,500 | [1146160](https://nearbypermits.com/montgomery-county-md/permit/1146160/) |
| Jan 12, 2026 | [17400 Ashton Green Dr](https://nearbypermits.com/montgomery-county-md/address/17400-ashton-green-dr/) | Addition | Revision 2 Approved - This revision includes structural changes to the pavilion by a new Engineer of Record.Revision 1 Approved - Install pavilion and detached garageNEW REAR PORCH AND OUTDOOR KITCHEN.increase pavillion 380 sq ft new 1050 garagetotal increase in sq ft 1430 | $38,000 | [1143547](https://nearbypermits.com/montgomery-county-md/permit/1143547/) |
| Dec 30, 2025 | [18566 Brooke Rd](https://nearbypermits.com/montgomery-county-md/address/18566-brooke-rd/) | New building | Construction of a new 1 story with basement single family dwelling and garage.Customer states 3934sf. 4440sf | $450,000 | [1140019](https://nearbypermits.com/montgomery-county-md/permit/1140019/) |
| Dec 16, 2025 | [1900 Olney Sandy Spring Rd](https://nearbypermits.com/montgomery-county-md/address/1900-olney-sandy-spring-rd/) | Solar | Install (36) roof mounted solar panels, 15.84 kw | $36,000 | [1132938](https://nearbypermits.com/montgomery-county-md/permit/1132938/) |
| Nov 26, 2025 | [503 Sherwood Mills Ct](https://nearbypermits.com/montgomery-county-md/address/503-sherwood-mills-ct/) | Solar | Installation of 57- canadian solar : cs6r-400ms-hl roof mounted solar panels | $92,893 | [1128966](https://nearbypermits.com/montgomery-county-md/permit/1128966/) |
| Nov 24, 2025 | [1507 Sandy Glen Pl](https://nearbypermits.com/montgomery-county-md/address/1507-sandy-glen-pl/) | Pool or spa | In ground concrete pool, 18' X 36', depth 3'-5', includes ledge 70 sf 12"" deep; total cu yds disturbed: 89 | $100,000 | [1140887](https://nearbypermits.com/montgomery-county-md/permit/1140887/) |
| Nov 24, 2025 | [17716 Dominion Dr](https://nearbypermits.com/montgomery-county-md/address/17716-dominion-dr/) | Addition | Demolition of existing deck attached to the rear of the house. - Addition of new seasonal sunroom with access from the living room - addition of new wood frame deck, with two levels and stairs to grade, incorporating existing hot tub. Mixed work type permit: ADD 242 square feet DECK 615 square feet  | $35,000 | [1099797](https://nearbypermits.com/montgomery-county-md/permit/1099797/) |
| Nov 19, 2025 | [18701 Chandlee Mill Rd](https://nearbypermits.com/montgomery-county-md/address/18701-chandlee-mill-rd/) | New building | Revision 1126980 - Revisions to finish the basement.,Customer Wants To Use ePlansRevision 1126980 - Revision to finish the basement.,Customer Wants To Use ePlansCustomer Wants To Use ePlans,Construction of a new 1 story with basement single family detached dwelling. | $650,000 | [1126980](https://nearbypermits.com/montgomery-county-md/permit/1126980/) |
| Nov 14, 2025 | [505 Sherwood Mills Ct](https://nearbypermits.com/montgomery-county-md/address/505-sherwood-mills-ct/) | Solar | Install (45) Roof Mounted Solar Panels. System Size 20.7 kW | $62,000 | [1136227](https://nearbypermits.com/montgomery-county-md/permit/1136227/) |
| Nov 4, 2025 | [17400 Ashton Green Dr](https://nearbypermits.com/montgomery-county-md/address/17400-ashton-green-dr/) | Fence, wall or deck | Build a new raised stone patio in the back yard.,new deck | $30,000 | [1139551](https://nearbypermits.com/montgomery-county-md/permit/1139551/) |
| Oct 29, 2025 | [17340 Doctor Bird Rd](https://nearbypermits.com/montgomery-county-md/address/17340-doctor-bird-rd/) | Alteration or repair | Revision 1 - Plans being revised due to the Panel Layout changing. (ONLY),Customer Wants To Use ePlansCustomer Wants To Use ePlans,INSTALL (35) ROOF MOUNTED SOLAR PANELS, 15.40 KW | $35,000 | [1134216](https://nearbypermits.com/montgomery-county-md/permit/1134216/) |
| Oct 21, 2025 | [1028 Oakwood Manor Dr](https://nearbypermits.com/montgomery-county-md/address/1028-oakwood-manor-dr/) | Alteration or repair | Installation of 48 Hyundai 435-watt AC panels (20.88 kW) with integrated micro-inverters on residential rooftop, flush. | $54,914 | [1132474](https://nearbypermits.com/montgomery-county-md/permit/1132474/) |
| Oct 9, 2025 | [17715 Dominion Dr](https://nearbypermits.com/montgomery-county-md/address/17715-dominion-dr/) | Addition | Building a covered deck and connected deck addition Covered porch 297sf, Deck 230sf | $25,000 | [1125784](https://nearbypermits.com/montgomery-county-md/permit/1125784/) |
| Aug 29, 2025 | [1325 Excaliber Ln](https://nearbypermits.com/montgomery-county-md/address/1325-excaliber-ln/) | Solar | Install 60 roof-mounted solar panels at 24.300 kw | $48,600 | [1124416](https://nearbypermits.com/montgomery-county-md/permit/1124416/) |
| Aug 26, 2025 | [19001 Chandlee Mill Rd](https://nearbypermits.com/montgomery-county-md/address/19001-chandlee-mill-rd/) | Solar | Install (25) Roof Mounted Solar Panels. System Size 10.50kw Install (4) Enphase Solar Batteries (ESS) 8/8/25 | $60,000 | [1124841](https://nearbypermits.com/montgomery-county-md/permit/1124841/) |
| Aug 1, 2025 | [17400 Ashton Green Dr](https://nearbypermits.com/montgomery-county-md/address/17400-ashton-green-dr/) | Addition | Revision 1 - install a non-structural partition wall in third floor.,customer wants to use eplansfirst floor: new kitchen, new bedroom, extended rear vestibule, new bathroom, renovated mudroom basement floor: new office | $155,000 | [1123732](https://nearbypermits.com/montgomery-county-md/permit/1123732/) |

More: https://nearbypermits.com/montgomery-county-md/zip/20860/?page=2

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Source: Montgomery County Department of Permitting Services permit data (https://data.montgomerycountymd.gov/d/m88u-pqki). Checked 2026-10-07 15:46 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Map and full list of the 2 permits in Montgomery County 20860 from the last 90 days: https://nearbypermits.com/montgomery-county-md/zip/20860/