# Building permits at 1727 E 4th Ave, Denver, CO Two permits on record here. The newest, Jan 29: Alteration or repair permit, no description from the city. Within a quarter mile, the city has issued 9 more permits since May 1. One is for a new building, 0.23 mi away. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Jan 29, 2026 | Alteration or repair | | $35,000 | [2025-RESCON-0001772](https://nearbypermits.com/denver/permit/2025-RESCON-0001772/) | | Jan 28, 2026 | Alteration or repair | | $10,000 | [2025-RESCON-0003859](https://nearbypermits.com/denver/permit/2025-RESCON-0003859/) | ## Within ¼ mi since May 1, 2026 9 permits in the circle. From our copy of the city's data (last 24 months). ### This block (250 to 1,000 ft), 5 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Aug 14, 2026 | [440 N Lafayette St](https://nearbypermits.com/denver/address/440-n-lafayette-st/) | 990 ft W | Alteration or repair | | $24,000 | [2026-RESCON-0002456](https://nearbypermits.com/denver/permit/2026-RESCON-0002456/) | | Jun 25, 2026 | [355 N Gilpin St](https://nearbypermits.com/denver/address/355-n-gilpin-st/) | 430 ft S | Alteration or repair | | $444,887 | [2026-RESCON-0001912](https://nearbypermits.com/denver/permit/2026-RESCON-0001912/) | | Jun 12, 2026 | [355 N Humboldt St](https://nearbypermits.com/denver/address/355-n-humboldt-st/) | 900 ft SW | Alteration or repair | | $80,000 | [2025-RESCON-0003874](https://nearbypermits.com/denver/permit/2025-RESCON-0003874/) | | May 19, 2026 | [305 N Franklin St](https://nearbypermits.com/denver/address/305-n-franklin-st/) | 860 ft SW | Alteration or repair | | $32,000 | [2026-RESCON-0001475](https://nearbypermits.com/denver/permit/2026-RESCON-0001475/) | | May 6, 2026 | [519 N Gilpin St](https://nearbypermits.com/denver/address/519-n-gilpin-st/) | 690 ft N | Alteration or repair | | $8,255 | [2026-RESCON-0001303](https://nearbypermits.com/denver/permit/2026-RESCON-0001303/) | ### Farther (1,000 ft to ¼ mi), 4 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Aug 27, 2026 | [485 N Lafayette St](https://nearbypermits.com/denver/address/485-n-lafayette-st/) | 0.23 mi W | New building | | $800,000 | [2025-RESCON-0000881](https://nearbypermits.com/denver/permit/2025-RESCON-0000881/) | | Jul 14, 2026 | [177 N Humboldt St](https://nearbypermits.com/denver/address/177-n-humboldt-st/) | 0.24 mi SW | Alteration or repair | | $76,000 | [2026-RESCON-0002082](https://nearbypermits.com/denver/permit/2026-RESCON-0002082/) | | Jul 7, 2026 | [2023 E 3rd Ave](https://nearbypermits.com/denver/address/2023-e-3rd-ave/) | 0.24 mi E | Alteration or repair | | $5,000 | [2026-RESCON-0002015](https://nearbypermits.com/denver/permit/2026-RESCON-0002015/) | | May 19, 2026 | [1710 E 6th Ave](https://nearbypermits.com/denver/address/1710-e-6th-ave/) | 0.21 mi N | Alteration or repair | | $5,000 | [2026-COMMCON-0000568](https://nearbypermits.com/denver/permit/2026-COMMCON-0000568/) | ## More on this street Other addresses on E 4th Ave with permits, nearest house number first: - [2115 E 4th Ave](https://nearbypermits.com/denver/address/2115-e-4th-ave/): newest permit Jul 14, 2025 - [1002 E 4th Ave](https://nearbypermits.com/denver/address/1002-e-4th-ave/): newest permit Jan 14, 2025 - [109 E 4th Ave](https://nearbypermits.com/denver/address/109-e-4th-ave/): newest permit Jun 6, 2025 - [105 E 4th Ave](https://nearbypermits.com/denver/address/105-e-4th-ave/): newest permit May 30, 2025 - [101 E 4th Ave](https://nearbypermits.com/denver/address/101-e-4th-ave/): newest permit Jun 10, 2025 - [6821 E 4th Ave](https://nearbypermits.com/denver/address/6821-e-4th-ave/): newest permit Jan 31, 2025 - [7012 E 4th Ave](https://nearbypermits.com/denver/address/7012-e-4th-ave/): newest permit Aug 4, 2025 - [7573 E 4th Ave](https://nearbypermits.com/denver/address/7573-e-4th-ave/): newest permit Jul 24, 2025 - [9587 E 4th Ave](https://nearbypermits.com/denver/address/9587-e-4th-ave/): newest permit Jun 18, 2025 --- Source: Denver Community Planning and Development permit data (https://www.arcgis.com/home/item.html?id=014a873bf7444a658fc2ea0da7ad0704), City of Denver Open Data Catalog, CC BY 3.0 (https://creativecommons.org/licenses/by/3.0/). Checked 2026-10-07 01:31 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ Map, both permits at this address and 9 nearby: https://nearbypermits.com/denver/address/1727-e-4th-ave/