3505 23rd St

Boulder, CO 80304

Six permits on record here. The newest, Jan 2: Replace 40 gallob electric water heater with new "like for like" customer will have electrical work completed. Boulder publishes permits without map coordinates, so this address has no map and no quarter-mile list.

1. Replace 40 gallob electric water heater with new "like for like" customer will have electrical work completed…

   Mechanical (HVAC)
   Jan 2$1,500
2. Install a dedicated 120V circuit to serve a plug-in water heater

   Electrical
   Nov 20, 2025$1,192
3. VOID- 180 Days no activity Replace water heater like for like Any electrical work required beyond a…

   Mechanical (HVAC)
   Nov 18, 2025$1,893
4. Total tear-off & reroof of SFD

   Roofing
   Jul 16, 2025$15,875
5. Install furnance & AC

   Mechanical (HVAC)
   Jul 1, 2002$5,439
6. Install furnance & AC

   Electrical
   Jul 1, 2002not listed

• 3515 23rd St newest permit Apr 30, 2026
• 3525 23rd St newest permit Jul 8, 2025
• 3445 23rd St newest permit Jul 3, 2025
• 3333 23rd St newest permit May 5, 2025
• 3165 23rd St newest permit Aug 18, 2026
• 3145 23rd St newest permit Sep 26, 2025
• 3140 23rd St newest permit Jun 3, 2026
• 3125 23rd St newest permit Sep 8, 2025
• 3105 23rd St newest permit Jun 30, 2026
• 3060 23rd St newest permit Oct 21, 2025

Boulder Planning and Development Services updated its data Oct 6, 2026. We checked it Oct 6, 23:02 UTC. See the city's official records.

At this address: every permit the city holds. Nearby: permits from the last two years, from our copy of the city's data.

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