4671 18th St

Boulder, CO 80304

12 permits on record here. The newest, Jul 11, 2025: Reroof triplex with class 4 asphalt shingles. Boulder publishes permits without map coordinates, so this address has no map and no quarter-mile list.

1. Reroof triplex with class 4 asphalt shingles

   Roofing
   Jul 11, 2025$18,535
2. Basement finish

   Plumbing
   May 10, 2000$930
3. Basement finish

   Mechanical (HVAC)
   May 10, 2000$465
4. Basement finish

   Electrical
   May 10, 2000$710
5. Basement finish

   Alteration or repair
   May 10, 2000$8,000
6. Electrical

   Electrical
   Mar 22, 1999$8,940
7. Mechanical

   Mechanical (HVAC)
   Jan 12, 1999$5,850
8. Plumbing

   Plumbing
   Jan 12, 1999$7,425
9. New 3 Unit apartment building - total 9BR

   Plumbing
   Jan 7, 1999$7,425
10. New 3 Unit apartment building - total 9BR

    Mechanical (HVAC)
    Jan 7, 1999$5,850
11. New 3 Unit apartment building - total 9BR

    Electrical
    Jan 7, 1999$8,940
12. New 3 Unit apartment building - total 9BR

    New building
    Jan 7, 1999$248,434

• 4673 18th St newest permit Aug 22, 2025
• 4618 18th St newest permit Oct 2, 2025
• 4730 18th St newest permit Jun 17, 2025
• 3175 18th St newest permit Nov 5, 2025
• 3075 18th St newest permit Jan 28, 2026
• 3060 18th St newest permit Jan 14, 2026
• 3050 18th St newest permit Aug 26, 2026
• 3040 18th St newest permit Jun 9, 2026
• 3035 18th St newest permit Dec 3, 2025
• 3025 18th St newest permit Jun 1, 2026

Boulder Planning and Development Services updated its data Oct 6, 2026. We checked it Oct 6, 13:58 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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