# Building permits at 478 Helen St, Columbus, OH One permit here in the last two years. The newest, Oct 7: Additions, Alterations and Conversions - Residential. Within a quarter mile, the city has issued 27 more permits since May 1. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Oct 7, 2026 | Alteration or repair | Additions, Alterations and Conversions - Residential | $10,394 | [DMGR2639792](https://nearbypermits.com/columbus/permit/DMGR2639792/) | ## Within ¼ mi since May 1, 2026 27 permits in the circle. From our copy of the city's data (last 24 months). ### This block (250 to 1,000 ft), 16 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Oct 13, 2026 | [455 Townsend Ave](https://nearbypermits.com/columbus/address/455-townsend-ave/) | 650 ft W | Alteration or repair | Additions, Alterations and Conversions - Residential | $125,000 | [ALTR2631869](https://nearbypermits.com/columbus/permit/ALTR2631869/) | | Oct 7, 2026 | [463 Larcomb Ave](https://nearbypermits.com/columbus/address/463-larcomb-ave/) | 1,000 ft W | Electrical | | Not listed | [EMEPR2640201](https://nearbypermits.com/columbus/permit/EMEPR2640201/) | | Oct 5, 2026 | [517 Townsend Ave](https://nearbypermits.com/columbus/address/517-townsend-ave/) | 680 ft SW | Plumbing | | Not listed | [PMLSR2639996](https://nearbypermits.com/columbus/permit/PMLSR2639996/) | | Sep 30, 2026 | [420 Townsend Ave](https://nearbypermits.com/columbus/address/420-townsend-ave/) | 680 ft NW | Electrical | | Not listed | [EMEPR2639256](https://nearbypermits.com/columbus/permit/EMEPR2639256/) | | Sep 22, 2026 | [518 Ryan Ave](https://nearbypermits.com/columbus/address/518-ryan-ave/) | 690 ft E | Roofing | Additions, Alterations and Conversions - Residential | $6,982 | [RSWDR2638082](https://nearbypermits.com/columbus/permit/RSWDR2638082/) | | Aug 31, 2026 | [1569 Thomas Ave](https://nearbypermits.com/columbus/address/1569-thomas-ave/) | 900 ft E | Alteration or repair | Additions, Alterations and Conversions - Residential | $2,500 | [ALTR2630913](https://nearbypermits.com/columbus/permit/ALTR2630913/) | | Aug 19, 2026 | [533 Helen St](https://nearbypermits.com/columbus/address/533-helen-st/) | 460 ft S | Electrical | | Not listed | [EMEPR2633428](https://nearbypermits.com/columbus/permit/EMEPR2633428/) | | Jul 23, 2026 | [1729 Sullivant Ave](https://nearbypermits.com/columbus/address/1729-sullivant-ave/) | 730 ft NW | Plumbing | | Not listed | [PMLSR2629334](https://nearbypermits.com/columbus/permit/PMLSR2629334/) | | Jul 22, 2026 | [470 Townsend Ave](https://nearbypermits.com/columbus/address/470-townsend-ave/) | 520 ft W | Roofing | Additions, Alterations and Conversions - Residential | $16,000 | [RSWDR2629184](https://nearbypermits.com/columbus/permit/RSWDR2629184/) | | Jul 22, 2026 | [1731 Sullivant Ave](https://nearbypermits.com/columbus/address/1731-sullivant-ave/) | 740 ft NW | Alteration or repair | Additions, Alterations and Conversions - Residential | $4,761 | [PMEPI2627506](https://nearbypermits.com/columbus/permit/PMEPI2627506/) | | Jul 22, 2026 | [1731 Sullivant Ave](https://nearbypermits.com/columbus/address/1731-sullivant-ave/) | 740 ft NW | Electrical | | Not listed | [EMEPR2629091](https://nearbypermits.com/columbus/permit/EMEPR2629091/) | | Jul 13, 2026 | [1633 Elmer St](https://nearbypermits.com/columbus/address/1633-elmer-st/) | 990 ft SE | Electrical | | Not listed | [EMLSR2627639](https://nearbypermits.com/columbus/permit/EMLSR2627639/) | | Jun 10, 2026 | [595 Edwin St](https://nearbypermits.com/columbus/address/595-edwin-st/) | 940 ft S | Roofing | Additions, Alterations and Conversions - Residential | $8,256 | [RSWDR2622500](https://nearbypermits.com/columbus/permit/RSWDR2622500/) | | May 8, 2026 | [512 Townsend Ave](https://nearbypermits.com/columbus/address/512-townsend-ave/) | 570 ft SW | Roofing | Additions, Alterations and Conversions - Residential | $9,000 | [RSWDR2617638](https://nearbypermits.com/columbus/permit/RSWDR2617638/) | | May 8, 2026 | [458 Ryan Ave](https://nearbypermits.com/columbus/address/458-ryan-ave/) | 660 ft E | Alteration or repair | Additions, Alterations and Conversions - Residential | $20,000 | [ALTR2614956](https://nearbypermits.com/columbus/permit/ALTR2614956/) | | May 6, 2026 | [1601 Sullivant Ave](https://nearbypermits.com/columbus/address/1601-sullivant-ave/) | 950 ft NE | Mechanical (HVAC) | | Not listed | [MMLSM2617158](https://nearbypermits.com/columbus/permit/MMLSM2617158/) | ### Farther (1,000 ft to ¼ mi), 11 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Oct 15, 2026 | [442 Woodbury Ave](https://nearbypermits.com/columbus/address/442-woodbury-ave/) | 0.24 mi W | Electrical | | Not listed | [EMLSR2641852](https://nearbypermits.com/columbus/permit/EMLSR2641852/) | | Oct 14, 2026 | [551 Larcomb Ave](https://nearbypermits.com/columbus/address/551-larcomb-ave/) | 0.21 mi SW | Electrical | | Not listed | [EMEPR2641501](https://nearbypermits.com/columbus/permit/EMEPR2641501/) | | Sep 29, 2026 | [410 Martha Ave](https://nearbypermits.com/columbus/address/410-martha-ave/) | 0.22 mi NE | Roofing | Additions, Alterations and Conversions - Residential | $8,418 | [RSWDR2639164](https://nearbypermits.com/columbus/permit/RSWDR2639164/) | | Sep 21, 2026 | [1542 Thomas Ave](https://nearbypermits.com/columbus/address/1542-thomas-ave/) | 0.19 mi E | Alteration or repair | Additions, Alterations and Conversions - Residential | $1,000 | [ALTR2602433](https://nearbypermits.com/columbus/permit/ALTR2602433/) | | Sep 1, 2026 | [1538 Union Ave](https://nearbypermits.com/columbus/address/1538-union-ave/) | 0.21 mi NE | Roofing | Additions, Alterations and Conversions - Residential | $6,500 | [RSWDR2635290](https://nearbypermits.com/columbus/permit/RSWDR2635290/) | | Aug 6, 2026 | [586 Larcomb Ave](https://nearbypermits.com/columbus/address/586-larcomb-ave/) | 0.22 mi SW | Roofing | Additions, Alterations and Conversions - Residential | $21,420 | [RSWDR2631549](https://nearbypermits.com/columbus/permit/RSWDR2631549/) | | Jun 30, 2026 | [417 Larcomb Ave](https://nearbypermits.com/columbus/address/417-larcomb-ave/) | 0.21 mi W | Roofing | Additions, Alterations and Conversions - Residential | $10,500 | [RSWDR2625694](https://nearbypermits.com/columbus/permit/RSWDR2625694/) | | Jun 25, 2026 | [582 Larcomb Ave](https://nearbypermits.com/columbus/address/582-larcomb-ave/) | 0.22 mi SW | Roofing | Additions, Alterations and Conversions - Residential | $63,359 | [RSWDR2625181](https://nearbypermits.com/columbus/permit/RSWDR2625181/) | | Jun 23, 2026 | [458 Woodbury Ave](https://nearbypermits.com/columbus/address/458-woodbury-ave/) | 0.23 mi W | Electrical | | Not listed | [EMEPR2624596](https://nearbypermits.com/columbus/permit/EMEPR2624596/) | | Jun 16, 2026 | [1590 W Mound St](https://nearbypermits.com/columbus/address/1590-w-mound-st/) | 0.21 mi SE | Mechanical (HVAC) | | Not listed | [MMEPC2623607](https://nearbypermits.com/columbus/permit/MMEPC2623607/) | | Jun 4, 2026 | [612 Larcomb Ave](https://nearbypermits.com/columbus/address/612-larcomb-ave/) | 0.25 mi SW | Roofing | Additions, Alterations and Conversions - Residential | $30,000 | [RSWDR2621623](https://nearbypermits.com/columbus/permit/RSWDR2621623/) | ## Zoning requests nearby We don't list zoning cases for Columbus yet. Look them up on the city's Board of Zoning Adjustment page: https://www.columbus.gov/Business-Development/Building-Zoning-Services/Boards-and-Commissions/Board-of-Zoning-Adjustment ## More on this street Other addresses on Helen St with permits, nearest house number first: - [528 Helen St](https://nearbypermits.com/columbus/address/528-helen-st/): newest permit Oct 24, 2024 - [533 Helen St](https://nearbypermits.com/columbus/address/533-helen-st/): newest permit Aug 19, 2026 --- Source: Columbus Department of Building and Zoning Services permit data (https://services1.arcgis.com/9yy6msODkIBzkUXU/arcgis/rest/services/Building_Permits/FeatureServer/0). Checked 2026-10-18 01:04 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ Map, the one permit at this address and 27 nearby: https://nearbypermits.com/columbus/address/478-helen-st/