# Building permits at 2810 20th St, Boulder, CO

Nine permits on record here. The newest, Jan 13: Adding a 200A disconnect. 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 |
|---|---|---|---|---|
| Jan 13, 2026 | Electrical | Adding a 200A disconnect | $2,500 | [ELE2025-01146](https://nearbypermits.com/boulder/permit/ELE2025-01146/) |
| Aug 28, 2025 | Electrical | Private residential EV charger with load management tied into existing MSP on dedicated 50A-2p breaker. Load management set to 20A to maintain 100A main breaker rating. #6 CU conductors, #10 CU ground, and 3/4" EMT or equivalent raceway | $895 | [ELE2025-00765](https://nearbypermits.com/boulder/permit/ELE2025-00765/) |
| Dec 28, 2020 | Plumbing | *1.Add new 1 story addition to existing 1 story single family home: 365 s.f. 2.Interior remodel: Exist'g. Bedroom remodeled to: New master bath, closets, & hallway to new MBR.: 140 s.f. 3.Mechanical: Remove existing FAG furnace from crawl space and relocate to new mechanical room on main level. 20 s | $9,000 | [PLB2020-00532](https://nearbypermits.com/boulder/permit/PLB2020-00532/) |
| Dec 28, 2020 | Mechanical (HVAC) | *1.Add new 1 story addition to existing 1 story single family home: 365 s.f. 2.Interior remodel: Exist'g. Bedroom remodeled to: New master bath, closets, & hallway to new MBR.: 140 s.f. 3.Mechanical: Remove existing FAG furnace from crawl space and relocate to new mechanical room on main level. 20 s | $16,000 | [MEC2020-01323](https://nearbypermits.com/boulder/permit/MEC2020-01323/) |
| Dec 28, 2020 | Electrical | *1.Add new 1 story addition to existing 1 story single family home: 365 s.f. 2.Interior remodel: Exist'g. Bedroom remodeled to: New master bath, closets, & hallway to new MBR.: 140 s.f. 3.Mechanical: Remove existing FAG furnace from crawl space and relocate to new mechanical room on main level. 20 s | $8,000 | [ELE2020-01151](https://nearbypermits.com/boulder/permit/ELE2020-01151/) |
| Dec 28, 2020 | Addition | *1.Add new 1 story addition to existing 1 story single family home: 365 s.f. 2.Interior remodel: Exist'g. Bedroom remodeled to: New master bath, closets, & hallway to new MBR.: 140 s.f. 3.Mechanical: Remove existing FAG furnace from crawl space and relocate to new mechanical room on main level. 20 s | $153,000 | [BLD-SFD2020-00363](https://nearbypermits.com/boulder/permit/BLD-SFD2020-00363/) |
| Oct 10, 2014 | Mechanical (HVAC) | Replace existing water heater located in crawlspace with new direct vent Rinnai,195k BTU, on demand water heater. New electrical to be extended to new water heater location. | $2,700 | [PMT2014-04521-MEC](https://nearbypermits.com/boulder/permit/PMT2014-04521-MEC/) |
| Oct 10, 2014 | Electrical | Replace existing water heater located in crawlspace with new direct vent Rinnai,195k BTU, on demand water heater. New electrical to be extended to new water heater location. | $441 | [PMT2014-04521-ELE](https://nearbypermits.com/boulder/permit/PMT2014-04521-ELE/) |
| Jul 2, 2014 | Roofing | Tear-off & reroof of SFD, 21 squares of asphalt shingles on a pitch represented as 2/12. Shingles to comply with ASTM D225 or D3462 and D3161 Class F. Wrappers shall bear a label demonstrating compliance with ASTM D 3161, Class F; or ASTM D 7158, Class G for east of Broadway only; or ASTM D 7158 Cla | $11,600 | [PMT2014-03109-RFG](https://nearbypermits.com/boulder/permit/PMT2014-03109-RFG/) |

## More on this street

Other addresses on 20th St with permits, nearest house number first:

- [2800 20th St](https://nearbypermits.com/boulder/address/2800-20th-st/): newest permit Jun 25, 2025
- [2831 20th St](https://nearbypermits.com/boulder/address/2831-20th-st/): newest permit Dec 18, 2024
- [2840 20th St](https://nearbypermits.com/boulder/address/2840-20th-st/): newest permit Jun 24, 2026
- [2940 20th St](https://nearbypermits.com/boulder/address/2940-20th-st/): newest permit Jan 7, 2026
- [2980 20th St](https://nearbypermits.com/boulder/address/2980-20th-st/): newest permit Jan 6, 2025
- [3110 20th St](https://nearbypermits.com/boulder/address/3110-20th-st/): newest permit Jul 28, 2025
- [3115 20th St](https://nearbypermits.com/boulder/address/3115-20th-st/): newest permit Dec 16, 2025
- [3125 20th St](https://nearbypermits.com/boulder/address/3125-20th-st/): newest permit Jun 13, 2025
- [3145 20th St](https://nearbypermits.com/boulder/address/3145-20th-st/): newest permit Sep 18, 2026
- [3210 20th St](https://nearbypermits.com/boulder/address/3210-20th-st/): newest permit Jun 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 08:15 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/2810-20th-st/