# Building permits at 3450 Observatory Pl, Cincinnati, OH Five permits on record here. The newest, Mar 25, 2025: Plumbing Permits. Within a quarter mile, the city has issued 16 more permits since May 1. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Mar 25, 2025 | Plumbing | Plumbing Permits | $18,000 | [2025P02020](https://nearbypermits.com/cincinnati/permit/2025P02020/) | | Mar 18, 2025 | Mechanical (HVAC) | HVAC | $10,500 | [2025P02463](https://nearbypermits.com/cincinnati/permit/2025P02463/) | | Feb 10, 2025 | Alteration or repair | Addition | $95,000 | [2024P10488](https://nearbypermits.com/cincinnati/permit/2024P10488/) | | Jan 5, 2022 | Plumbing | Plumbing Permits | $2,077 | [2021P10606](https://nearbypermits.com/cincinnati/permit/2021P10606/) | | Dec 3, 2012 | Mechanical (HVAC) | HVAC | $11,200 | [2012P08904](https://nearbypermits.com/cincinnati/permit/2012P08904/) | ## Within ¼ mi since May 1, 2026 16 permits in the circle. From our copy of the city's data (last 24 months). ### This block (250 to 1,000 ft), 6 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 28, 2026 | [1342 Parkridge Pl](https://nearbypermits.com/cincinnati/address/1342-parkridge-pl/) | 850 ft SW | Grading | Excavation/Fill | Not listed | [2026P06367](https://nearbypermits.com/cincinnati/permit/2026P06367/) | | Sep 11, 2026 | [1346 Suncrest Dr](https://nearbypermits.com/cincinnati/address/1346-suncrest-dr/) | 980 ft S | Demolition | Wrecking | $25,000 | [2025P08359](https://nearbypermits.com/cincinnati/permit/2025P08359/) | | Jul 30, 2026 | [3537 Herschel View Pl](https://nearbypermits.com/cincinnati/address/3537-herschel-view-pl/) | 650 ft NE | Plumbing | Plumbing Permits | $4,300 | [2026P06185](https://nearbypermits.com/cincinnati/permit/2026P06185/) | | Jul 24, 2026 | [3246 Observatory Av](https://nearbypermits.com/cincinnati/address/3246-observatory-av/) | 840 ft SW | Plumbing | Plumbing Permits | $6,489 | [2026P06143](https://nearbypermits.com/cincinnati/permit/2026P06143/) | | Jun 22, 2026 | [3428 St Johns Pl](https://nearbypermits.com/cincinnati/address/3428-st-johns-pl/) | 780 ft W | Mechanical (HVAC) | HVAC | $17,500 | [2026P04764](https://nearbypermits.com/cincinnati/permit/2026P04764/) | | Jun 15, 2026 | [3280 Observatory Av](https://nearbypermits.com/cincinnati/address/3280-observatory-av/) | 430 ft SW | Mechanical (HVAC) | HVAC | $18,500 | [2026P05320](https://nearbypermits.com/cincinnati/permit/2026P05320/) | ### Farther (1,000 ft to ¼ mi), 10 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Aug 11, 2026 | [1333 Parkridge Pl](https://nearbypermits.com/cincinnati/address/1333-parkridge-pl/) | 0.20 mi SW | Alteration or repair | Alteration | $138,000 | [2026P07111](https://nearbypermits.com/cincinnati/permit/2026P07111/) | | Aug 6, 2026 | [3510 Bayard Dr](https://nearbypermits.com/cincinnati/address/3510-bayard-dr/) | 0.23 mi W | Plumbing | Plumbing Permits | $500 | [2026P06668](https://nearbypermits.com/cincinnati/permit/2026P06668/) | | Jul 31, 2026 | [3391 Ault View Av](https://nearbypermits.com/cincinnati/address/3391-ault-view-av/) | 0.22 mi SE | Plumbing | Plumbing Permits | $1,250 | [2026P06640](https://nearbypermits.com/cincinnati/permit/2026P06640/) | | Jul 17, 2026 | [3509 Tarpis Av](https://nearbypermits.com/cincinnati/address/3509-tarpis-av/) | 0.20 mi NW | Mechanical (HVAC) | HVAC | $16,381 | [2026P06306](https://nearbypermits.com/cincinnati/permit/2026P06306/) | | Jun 11, 2026 | [3391 Ault View Av](https://nearbypermits.com/cincinnati/address/3391-ault-view-av/) | 0.22 mi SE | Alteration or repair | Alteration | $20,000 | [2026P05071](https://nearbypermits.com/cincinnati/permit/2026P05071/) | | May 26, 2026 | [3366 Erie Av](https://nearbypermits.com/cincinnati/address/3366-erie-av/) | 0.24 mi N | Plumbing | Plumbing Permits | $2,000 | [2026P04269](https://nearbypermits.com/cincinnati/permit/2026P04269/) | | May 11, 2026 | [3366 Erie Av](https://nearbypermits.com/cincinnati/address/3366-erie-av/) | 0.24 mi N | Alteration or repair | Alteration | $25,000 | [2026P02427](https://nearbypermits.com/cincinnati/permit/2026P02427/) | | May 8, 2026 | [1344 Observatory Dr](https://nearbypermits.com/cincinnati/address/1344-observatory-dr/) | 0.21 mi SW | Mechanical (HVAC) | HVAC | $32,399 | [2026P03605](https://nearbypermits.com/cincinnati/permit/2026P03605/) | | May 8, 2026 | [3421 Pape Av](https://nearbypermits.com/cincinnati/address/3421-pape-av/) | 0.20 mi NE | Fence, wall or deck | Misc. Structures | $6,120 | [2026P03010](https://nearbypermits.com/cincinnati/permit/2026P03010/) | | May 6, 2026 | [3608 Marburg Av](https://nearbypermits.com/cincinnati/address/3608-marburg-av/) | 0.24 mi N | Plumbing | Plumbing Permits | $1,500 | [2026P03140](https://nearbypermits.com/cincinnati/permit/2026P03140/) | --- Source: Cincinnati Department of Buildings and Inspections permit data (https://data.cincinnati-oh.gov/d/uhjb-xac9), City of Cincinnati. Checked 2026-10-07 14:15 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ Map, all 5 permits at this address and 16 nearby: https://nearbypermits.com/cincinnati/address/3450-observatory-pl/