# Building permits at 1863 Tansy Pl, Boulder, CO

Seven permits on record here. The newest, Feb 5, 2025: Replacement furnace #1 70,000 BTU 97% AFUE. 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 5, 2025 | Mechanical (HVAC) | Replacement furnace #1 70,000 BTU 97% AFUE. Replacement furnace #2 90,000 BTU 80% AFUE. New steam humidifier and new electrical circuit for unit. | $17,231 | [MEC2025-00194](https://nearbypermits.com/boulder/permit/MEC2025-00194/) |
| Sep 23, 2019 | Plumbing | VOIDED DUE TO INACTIVITY OVER 180 DAYS Basement finish of 715 square feet. To include one bedroom, bathroom and rec room with wet bar. Not to be used as a separate dwelling unit. | $3,000 | [PLB2019-00640](https://nearbypermits.com/boulder/permit/PLB2019-00640/) |
| Sep 23, 2019 | Mechanical (HVAC) | VOIDED DUE TO INACTIVITY OVER 180 DAYS Basement finish of 715 square feet. To include one bedroom, bathroom and rec room with wet bar. Not to be used as a separate dwelling unit. | Not listed | [MEC2019-01594](https://nearbypermits.com/boulder/permit/MEC2019-01594/) |
| Sep 23, 2019 | Electrical | VOIDED DUE TO INACTIVITY OVER 180 DAYS Basement finish of 715 square feet. To include one bedroom, bathroom and rec room with wet bar. Not to be used as a separate dwelling unit. | $2,000 | [ELE2019-01439](https://nearbypermits.com/boulder/permit/ELE2019-01439/) |
| Sep 23, 2019 | Alteration or repair | VOIDED DUE TO INACTIVITY OVER 180 DAYS Basement finish of 715 square feet. To include one bedroom, bathroom and rec room with wet bar. Not to be used as a separate dwelling unit. | $43,172 | [BLD-SFD2019-00467](https://nearbypermits.com/boulder/permit/BLD-SFD2019-00467/) |
| Nov 9, 2018 | Mechanical (HVAC) | VOIDED DUE TO INACTIVITY OVER 180 DAYS * water heater replacement (online submittal) 50 gal gas 40,000 BTU | $2,091 | [MEC2018-01327](https://nearbypermits.com/boulder/permit/MEC2018-01327/) |
| Oct 23, 2007 | Fence, wall or deck | New 4 foot cedar fence | $1,133 | [PMT2007-04711-FEN](https://nearbypermits.com/boulder/permit/PMT2007-04711-FEN/) |

## More on this street

Other addresses on Tansy Pl with permits, nearest house number first:

- [1870 Tansy Pl](https://nearbypermits.com/boulder/address/1870-tansy-pl/): newest permit Feb 19, 2026
- [1890 Tansy Pl](https://nearbypermits.com/boulder/address/1890-tansy-pl/): newest permit Sep 18, 2026

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-07 19:52 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

All 7 permits at this address: https://nearbypermits.com/boulder/address/1863-tansy-pl/