# Building permits at 3370 15th St, Boulder, CO

Eight permits on record here. The newest, Jul 23, 2025: New 2 to 1 heat pump. 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 |
|---|---|---|---|---|
| Jul 23, 2025 | Mechanical (HVAC) | New 2 to 1 heat pump. Outdoor unit; 20,000 BTU, 20 SEER2 and 10HSPF2. Indoor unit 1; 15,000 BTU. Indoor unit 2; 6,000 BTU. | $9,482 | [MEC2025-01147](https://nearbypermits.com/boulder/permit/MEC2025-01147/) |
| Nov 18, 2020 | Mechanical (HVAC) | *Installing ductless mini split system, one outdoor unit, three indoor units. | $9,746 | [MEC2020-01843](https://nearbypermits.com/boulder/permit/MEC2020-01843/) |
| Nov 18, 2020 | Electrical | *Electrical for install ductless mini split on permit MEC2020-01843 | $600 | [ELE2020-01684](https://nearbypermits.com/boulder/permit/ELE2020-01684/) |
| Jul 21, 2015 | Roofing | Total tear off and reroof of upper flat roof section only on single family detached dwelling. New assembly to include Versico 60 mil TPO over 1/4" Densdeck. Assemblies shall be in compliance with ASTM D 3161, Class F; or ASTM D 7158, Class G for east of Broadway only; or ASTM D 7158 Class H for the  | $4,172 | [PMT2015-02990-RFG](https://nearbypermits.com/boulder/permit/PMT2015-02990-RFG/) |
| Jul 28, 2005 | Electrical | Electrical permit for a service change only - 200 amps | $1,500 | [PMT2005-02966-ELE](https://nearbypermits.com/boulder/permit/PMT2005-02966-ELE/) |
| Jul 11, 2005 | Mechanical (HVAC) | Interior remodel, new deck and patio cover and reroof, includes mechanical to replace furnace, replace water heater with tankless unit, associated ducting. | $6,000 | [PMT2005-02543-MEC](https://nearbypermits.com/boulder/permit/PMT2005-02543-MEC/) |
| Jul 11, 2005 | Electrical | Interior remodel, new deck and patio cover and reroof, includes mechanical to replace furnace, replace water heater with tankless unit, associated ducting. | $10,000 | [PMT2005-02543-ELE](https://nearbypermits.com/boulder/permit/PMT2005-02543-ELE/) |
| Jul 11, 2005 | Alteration or repair | Interior remodel, new deck and patio cover and reroof, includes mechanical to replace furnace, replace water heater with tankless unit, associated ducting. | $110,000 | [PMT2005-02543](https://nearbypermits.com/boulder/permit/PMT2005-02543/) |

## More on this street

Other addresses on 15th St with permits, nearest house number first:

- [3365 15th St](https://nearbypermits.com/boulder/address/3365-15th-st/): newest permit Mar 20, 2026
- [3360 15th St](https://nearbypermits.com/boulder/address/3360-15th-st/): newest permit Jul 31, 2026
- [3390 15th St](https://nearbypermits.com/boulder/address/3390-15th-st/): newest permit Jun 24, 2026
- [3345 15th St](https://nearbypermits.com/boulder/address/3345-15th-st/): newest permit Jul 29, 2025
- [3275 15th St](https://nearbypermits.com/boulder/address/3275-15th-st/): newest permit Nov 12, 2024
- [3270 15th St](https://nearbypermits.com/boulder/address/3270-15th-st/): newest permit Jun 18, 2026
- [3245 15th St](https://nearbypermits.com/boulder/address/3245-15th-st/): newest permit Jun 5, 2026
- [3220 15th St](https://nearbypermits.com/boulder/address/3220-15th-st/): newest permit Apr 2, 2026
- [3215 15th St](https://nearbypermits.com/boulder/address/3215-15th-st/): newest permit Feb 2, 2026
- [3210 15th St](https://nearbypermits.com/boulder/address/3210-15th-st/): newest permit Jun 12, 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 18:13 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

All 8 permits at this address: https://nearbypermits.com/boulder/address/3370-15th-st/