# Building permits at 998 Sycamore Ave, Boulder, CO

Nine permits on record here. The newest, May 11: PV installation of a 5.16kW system with Battery storage. 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 |
|---|---|---|---|---|
| May 11, 2026 | Electrical | PV installation of a 5.16kW system with Battery storage | $12,591 | [ELE2025-01260](https://nearbypermits.com/boulder/permit/ELE2025-01260/) |
| Sep 5, 2023 | Plumbing | Renovation of 2,325 sf existing main level residence, including a 1,134 sf second level addition. With a proposed Front Porch Area of 85 sf, proposed Balcony Area of 161 sf, and a proposed Rear Deck Area of 427 sf. | Not listed | [PLB2021-00858](https://nearbypermits.com/boulder/permit/PLB2021-00858/) |
| Sep 5, 2023 | Mechanical (HVAC) | Renovation of 2,325 sf existing main level residence, including a 1,134 sf second level addition. With a proposed Front Porch Area of 85 sf, proposed Balcony Area of 161 sf, and a proposed Rear Deck Area of 427 sf. | $35,000 | [MEC2021-02463](https://nearbypermits.com/boulder/permit/MEC2021-02463/) |
| Sep 5, 2023 | Electrical | Renovation of 2,325 sf existing main level residence, including a 1,134 sf second level addition. With a proposed Front Porch Area of 85 sf, proposed Balcony Area of 161 sf, and a proposed Rear Deck Area of 427 sf. | $50,000 | [ELE2021-02041](https://nearbypermits.com/boulder/permit/ELE2021-02041/) |
| Sep 5, 2023 | Addition | 60-day extension request granted. Project must be completed by 10/31/2026. Renovation of 2,325 sf existing main level residence, including a 1,134 sf second level addition. With a proposed Front Porch Area of 85 sf, proposed Balcony Area of 161 sf, and a proposed Rear Deck Area of 427 sf. | $650,000 | [BLD-SFD2021-00649](https://nearbypermits.com/boulder/permit/BLD-SFD2021-00649/) |
| Sep 9, 2019 | Mechanical (HVAC) | *Voided for inactivity - no inspections within 180 days* *(1) Burnham ES2-5 140,000 BTU boiler system, (1) Lochinvar storage Tank, 50 gallon, (1) 3 new zone valves, (1) Combustion Air | $7,000 | [MEC2019-01487](https://nearbypermits.com/boulder/permit/MEC2019-01487/) |
| Aug 29, 2019 | Mechanical (HVAC) | *Voided for inactivity - no inspections within 180 days* *Installation of breezair exv275 with roof kit and ducting for (4) vents. Installation per manufacturer's specifications. | $4,000 | [MEC2019-01388](https://nearbypermits.com/boulder/permit/MEC2019-01388/) |
| Oct 4, 2012 | Roofing | Remove existing shingles and re-roof residence with dimensional shingles. 39 squares, roof pitch represented by contractor to be 4:12. | $8,000 | [PMT2012-04857-RFG](https://nearbypermits.com/boulder/permit/PMT2012-04857-RFG/) |
| Dec 28, 1990 | Roofing | Roofing reroof - shake shingles | $5,450 | [PMT1990-R5590-RFG](https://nearbypermits.com/boulder/permit/PMT1990-R5590-RFG/) |

## More on this street

Other addresses on Sycamore Ave with permits, nearest house number first:

- [960 Sycamore Ave A](https://nearbypermits.com/boulder/address/960-sycamore-ave-a/): newest permit Mar 17, 2026
- [886 Sycamore Ave](https://nearbypermits.com/boulder/address/886-sycamore-ave/): newest permit Jun 23, 2025
- [816 Sycamore Ave](https://nearbypermits.com/boulder/address/816-sycamore-ave/): newest permit Jan 15, 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 13:08 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

All 9 permits at this address: https://nearbypermits.com/boulder/address/998-sycamore-ave/