# Electrical permit ELE2021-01532 at 3639 21st St, Boulder

Boulder Planning and Development Services permit ELE2021-01532: issued Feb 15, 2022 for electrical work at 3639 21st St. The proposed project is for the alteration of an existing 3-level residence. The total area of the proposed house, including unfinished areas, will be 9,114 sf. The existing residence has a total finished area of 7,180 sf and proposed alterations will result in a total finished area of 7,173 sf. Two bump-outs on the existing house will be removed and one balcony will be converted into 48 sf of new finished space, accounting for the slight decrease in finished area. The existing 927 sf attached garage will receive an addition of 206 sf for new mechanical and storage space. Existing porches, decks and balconies totaling 1,580 sf will be removed and replaced with a new front porch (299 sf), back patio (625 sf) and roof deck (1,159 sf). A 347 sf uncovered courtyard will be added to the east of the house and 210 sf accessory trellis structure will be added to the west. All interior finishes will be replaced and structural work will be performed to accommodate the new patios and roof deck as well as a new flat roof. Existing siding will be replaced with brick.

- Permit number: ELE2021-01532
- Issued: Feb 15, 2022
- Type of work: Electrical (city: Electrical Permit, Electrical Sub-Permit)
- Status: Finished (city: Closed)
- Reported cost: $106,500
- ZIP code: 80304
- All permits at this address: https://nearbypermits.com/boulder/address/3639-21st-st/

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-08 22:10 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 3639 21st St: https://nearbypermits.com/boulder/address/3639-21st-st/