# Building permits at 2835 Lagrange Cir, Boulder, CO

Five permits on record here. The newest, Feb 13: Voided for inactivity -no inspections within 180 days Furnace replacement. Boulder publishes permits without map coordinates, so this address has no map and no quarter-mile list.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Feb 13, 2026 | Mechanical (HVAC) | Voided for inactivity -no inspections within 180 days Furnace replacement. PLEASE NOTE: APPLICABLE ONLY TO SYSTEMS WITH FUEL BURNING APPLIANCES: All new plastic glued vents for fuel burning appliances must undergo pressure testing. To facilitate the inspection process, please provide photographic ev | $4,905 | [MEC2026-00235](https://nearbypermits.com/boulder/permit/MEC2026-00235/) |
| Apr 4, 2019 | Plumbing | Partial basement finish (525 sf of 828 sf) to include new partitions and MEPs for one new bedroom, office and full bath. Scope includes modifying two existing windows for egress compliance including enlarging existing window wells. | $3,000 | [PLB2019-00197](https://nearbypermits.com/boulder/permit/PLB2019-00197/) |
| Apr 4, 2019 | Mechanical (HVAC) | Partial basement finish (525 sf of 828 sf) to include new partitions and MEPs for one new bedroom, office and full bath. Scope includes modifying two existing windows for egress compliance including enlarging existing window wells. | $1,800 | [MEC2019-00511](https://nearbypermits.com/boulder/permit/MEC2019-00511/) |
| Apr 4, 2019 | Electrical | Partial basement finish (525 sf of 828 sf) to include new partitions and MEPs for one new bedroom, office and full bath. Scope includes modifying two existing windows for egress compliance including enlarging existing window wells. | $4,500 | [ELE2019-00383](https://nearbypermits.com/boulder/permit/ELE2019-00383/) |
| Apr 4, 2019 | Alteration or repair | Partial basement finish (525 sf of 828 sf) to include new partitions and MEPs for one new bedroom, office and full bath. Scope includes modifying two existing windows for egress compliance including enlarging existing window wells. | $46,600 | [BLD-SFD2019-00144](https://nearbypermits.com/boulder/permit/BLD-SFD2019-00144/) |

## More on this street

Other addresses on Lagrange Cir with permits, nearest house number first:

- [2817 Lagrange Cir](https://nearbypermits.com/boulder/address/2817-lagrange-cir/): newest permit Sep 29, 2026
- [2880 Lagrange Cir](https://nearbypermits.com/boulder/address/2880-lagrange-cir/): newest permit Dec 29, 2025

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-06 17:26 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

All 5 permits at this address: https://nearbypermits.com/boulder/address/2835-lagrange-cir/