# Building permits at 370 S 45th St, Boulder, CO

Seven permits on record here. The newest, May 14: Install (10) push piers around the north (left) side of the crawlspace foundation to help mitigate future. 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 14, 2026 | Alteration or repair | Install (10) push piers around the north (left) side of the crawlspace foundation to help mitigate future vertical movement of that area. Work Area: Pier holes (2'x 2' = 4' x Qty.10) = 40' square feet. | $24,007 | [BLD-SFD2026-00254](https://nearbypermits.com/boulder/permit/BLD-SFD2026-00254/) |
| Nov 15, 2023 | Roofing | Total tear-off & reroof of SFD, 22 squares of dimensional shingles on a pitch represented as 6/12. All roof materials shall be installed per manufacturer?s specs. Mid-roof inspection required if pitch is less than 4/12. All roof covering materials shall be listed as Class A as tested in accordance w | $20,000 | [RFG2023-00633](https://nearbypermits.com/boulder/permit/RFG2023-00633/) |
| Nov 22, 2022 | Mechanical (HVAC) | *Voided for inactivity - no inspections within 180 days* installing fireplace | $1,750 | [MEC2022-02047](https://nearbypermits.com/boulder/permit/MEC2022-02047/) |
| Feb 27, 2017 | Mechanical (HVAC) | *Voided for inactivity due to no inspections performed within 180 days of issuance.*Replacement Water Heater | $3,250 | [PMT2017-20083-MEC](https://nearbypermits.com/boulder/permit/PMT2017-20083-MEC/) |
| Dec 26, 2010 | Mechanical (HVAC) | Replacement Forced Air Furnace | $3,199 | [PMT2010-20481-MEC](https://nearbypermits.com/boulder/permit/PMT2010-20481-MEC/) |
| Apr 2, 2010 | Fence, wall or deck | Installation of cedar privacy fence along side and rear property lines. Fence to be 205-feet in length, 6-feet in height. | $3,900 | [PMT2010-01179-FEN](https://nearbypermits.com/boulder/permit/PMT2010-01179-FEN/) |
| Mar 31, 2004 | Roofing | reroof a single family detached residence with 30 yr. dimensional shingles - 20 squares - 12/12 pitch | $4,635 | [PMT2004-01099-RFG](https://nearbypermits.com/boulder/permit/PMT2004-01099-RFG/) |

## Zoning requests nearby

We don't list zoning cases for Boulder yet. Look them up on the city's Board of Zoning Adjustment page: https://bouldercolorado.gov/government/board-commission/board-zoning-adjustment

## More on this street

Other addresses on S 45th St with permits, nearest house number first:

- [365 S 45th St](https://nearbypermits.com/boulder/address/365-s-45th-st/): newest permit May 21, 2025
- [375 S 45th St](https://nearbypermits.com/boulder/address/375-s-45th-st/): newest permit Nov 22, 2024
- [415 S 45th St](https://nearbypermits.com/boulder/address/415-s-45th-st/): newest permit May 6, 2026
- [430 S 45th St](https://nearbypermits.com/boulder/address/430-s-45th-st/): newest permit Apr 29, 2025
- [445 S 45th St](https://nearbypermits.com/boulder/address/445-s-45th-st/): newest permit Apr 15, 2026
- [460 S 45th St](https://nearbypermits.com/boulder/address/460-s-45th-st/): newest permit Oct 29, 2024
- [535 S 45th St](https://nearbypermits.com/boulder/address/535-s-45th-st/): newest permit Dec 3, 2024
- [540 S 45th St](https://nearbypermits.com/boulder/address/540-s-45th-st/): newest permit Sep 8, 2026
- [555 S 45th St](https://nearbypermits.com/boulder/address/555-s-45th-st/): newest permit Aug 18, 2025
- [605 S 45th St](https://nearbypermits.com/boulder/address/605-s-45th-st/): newest permit Apr 9, 2025

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-09 03:38 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

All 7 permits at this address: https://nearbypermits.com/boulder/address/370-s-45th-st/