# Building permits at 4321 Simpson Av, Cincinnati, OH Four permits on record here. The newest, Sep 23, 2025: Plumbing Permits. Within a quarter mile, the city has issued 12 more permits (11 projects) since May 1. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Sep 23, 2025 | Plumbing | Plumbing Permits | $3,749 | [2025P08110](https://nearbypermits.com/cincinnati/permit/2025P08110/) | | Dec 16, 2022 | Mechanical (HVAC) | HVAC | $1,500 | [2022P10253](https://nearbypermits.com/cincinnati/permit/2022P10253/) | | Jul 13, 2021 | Alteration or repair | Alteration | $9,555 | [2021P06000](https://nearbypermits.com/cincinnati/permit/2021P06000/) | | Jan 2, 2013 | Mechanical (HVAC) | HVAC | $1,100 | [2013P00019](https://nearbypermits.com/cincinnati/permit/2013P00019/) | ## Within ¼ mi since May 1, 2026 12 permits in the circle. From our copy of the city's data (last 24 months). ### Next door (under 250 ft), 1 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Aug 13, 2026 | [4401 Simpson Av](https://nearbypermits.com/cincinnati/address/4401-simpson-av/) | 240 ft N | Alteration or repair | Misc. Structures | $42,000 | [2026P06713](https://nearbypermits.com/cincinnati/permit/2026P06713/) | ### This block (250 to 1,000 ft), 8 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 23, 2026 | [4207 Watterson St](https://nearbypermits.com/cincinnati/address/4207-watterson-st/) | 780 ft SW | Alteration or repair | Alteration | $20,000 | [2026P08275](https://nearbypermits.com/cincinnati/permit/2026P08275/) | | Aug 21, 2026 | [4207 Watterson St](https://nearbypermits.com/cincinnati/address/4207-watterson-st/) | 780 ft SW | Alteration or repair | Alteration | $3,500 | [2026P08018](https://nearbypermits.com/cincinnati/permit/2026P08018/) | | Aug 26, 2026 | [4207 Watterson St](https://nearbypermits.com/cincinnati/address/4207-watterson-st/) | 780 ft SW | Mechanical (HVAC) | HVAC | $10,000 | [2026P08122](https://nearbypermits.com/cincinnati/permit/2026P08122/) | | Aug 6, 2026 | [6222 Bramble Av](https://nearbypermits.com/cincinnati/address/6222-bramble-av/) | 420 ft SE | Alteration or repair | Alteration | $96,000 | [2026P07083](https://nearbypermits.com/cincinnati/permit/2026P07083/) | | Aug 6, 2026 | [4403 Watterson St](https://nearbypermits.com/cincinnati/address/4403-watterson-st/) | 580 ft NW | Plumbing | Plumbing Permits | $20,000 | [2026P06649](https://nearbypermits.com/cincinnati/permit/2026P06649/) | | Jul 21, 2026 | [4403 Watterson St](https://nearbypermits.com/cincinnati/address/4403-watterson-st/) | 580 ft NW | Alteration or repair | Alteration | $140,000 | [2026P05767](https://nearbypermits.com/cincinnati/permit/2026P05767/) | | Jul 14, 2026 | [4403 Watterson St](https://nearbypermits.com/cincinnati/address/4403-watterson-st/) | 580 ft NW | Mechanical (HVAC) | HVAC | Not listed | [2026P05768](https://nearbypermits.com/cincinnati/permit/2026P05768/) | | Jun 5, 2026 | [6001 Bramble Av](https://nearbypermits.com/cincinnati/address/6001-bramble-av/) | 750 ft SW | Alteration or repair | Alteration | $7,381 | [2026P05115](https://nearbypermits.com/cincinnati/permit/2026P05115/) | ### Farther (1,000 ft to ¼ mi), 3 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 29, 2026 | [4090 Homer Av](https://nearbypermits.com/cincinnati/address/4090-homer-av/) | 0.23 mi S | Mechanical (HVAC) | HVAC | $9,500 | [2026P08277](https://nearbypermits.com/cincinnati/permit/2026P08277/) | | Aug 7, 2026 | [4100 Watterson St](https://nearbypermits.com/cincinnati/address/4100-watterson-st/) | 0.20 mi SW | Alteration or repair | Alteration | $11,000 | [2026P07504](https://nearbypermits.com/cincinnati/permit/2026P07504/) | | Jul 2, 2026 | [4094 Homer Av](https://nearbypermits.com/cincinnati/address/4094-homer-av/) | 0.22 mi S | Mechanical (HVAC) | HVAC | $9,100 | [2026P05514](https://nearbypermits.com/cincinnati/permit/2026P05514/) | --- Source: Cincinnati Department of Buildings and Inspections permit data (https://data.cincinnati-oh.gov/d/uhjb-xac9). Checked 2026-10-05 16:45 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ Map, all 4 permits at this address and 12 nearby: https://nearbypermits.com/cincinnati/address/4321-simpson-av/