# Building permits at 251 E 121st Pl, Chicago, IL Two permits here in the last two years. The newest, May 8: Fire alarm: new system. Within a quarter mile, the city has issued 8 more permits since May 1. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | May 8, 2026 | Fire systems | Fire alarm: new system. Associated building permit:101075479. Affects: 48 dwelling units; 0 non-residential units. High-rise building: no. Voice communication: no. Special locking: no. Monitoring type: supervising station. Specific location: entire building. | Not listed | [B200468620](https://nearbypermits.com/chicago/permit/B200468620/) | | Dec 16, 2025 | Alteration or repair | Spr 2019 CBC, indian trails- level 2 alterations. The project involves the renovation of all 60 residential units, including mechanical, electrical, and plumbing updates, along with finish updates. It also includes the renovation of all common corridors (finishes and electrical items), roof replacem | $7,881,109 | [101075479](https://nearbypermits.com/chicago/permit/101075479/) | ## Within ¼ mi since May 1, 2026 8 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 16, 2026 | [12020 S Indiana Ave](https://nearbypermits.com/chicago/address/12020-s-indiana-ave/) | 970 ft NW | Electrical | For permit 100981320: replacement electrical contractor. New contractor(s) listed under "other applicants and contractors" on permit certificate. | Not listed | [B200511419](https://nearbypermits.com/chicago/permit/B200511419/) | | Sep 16, 2026 | [12020 S Indiana Ave](https://nearbypermits.com/chicago/address/12020-s-indiana-ave/) | 970 ft NW | Plumbing | For permit 100981320: replacement plumbing contractor. New contractor(s) listed under "other applicants and contractors" on permit certificate. | Not listed | [B200510832](https://nearbypermits.com/chicago/permit/B200510832/) | | Aug 31, 2026 | [12020 S Indiana Ave](https://nearbypermits.com/chicago/address/12020-s-indiana-ave/) | 970 ft NW | Other | For permit 100981320: replacement general contractor. New contractor(s) listed under "other applicants and contractors" on permit certificate. | Not listed | [B200506879](https://nearbypermits.com/chicago/permit/B200506879/) | | Aug 17, 2026 | [12020 S Indiana Ave](https://nearbypermits.com/chicago/address/12020-s-indiana-ave/) | 970 ft NW | Other | Reinstate permit no 100981320 must begin work and or request inspection no later than january 2027 on permit no 100981320. Separate admin change require to update gencon | Not listed | [101087354](https://nearbypermits.com/chicago/permit/101087354/) | | May 8, 2026 | [221 E 121st Pl](https://nearbypermits.com/chicago/address/221-e-121st-pl/) | 290 ft W | Fire systems | Fire alarm: new system. Associated building permit:101075476. Affects: 48 dwelling units; 0 non-residential units. High-rise building: no. Voice communication: no. Special locking: no. Monitoring type: supervising station. Specific location: entire building. | Not listed | [B200468627](https://nearbypermits.com/chicago/permit/B200468627/) | | May 8, 2026 | [12141 S Indiana Ave](https://nearbypermits.com/chicago/address/12141-s-indiana-ave/) | 490 ft W | Fire systems | Fire alarm: new system. Associated building permit:101075482. Affects: 48 dwelling units; 0 non-residential units. High-rise building: no. Voice communication: no. Special locking: no. Monitoring type: supervising station. Specific location: entire building. | Not listed | [B200468618](https://nearbypermits.com/chicago/permit/B200468618/) | ### Farther (1,000 ft to ¼ mi), 2 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Aug 4, 2026 | [151 E 123rd St](https://nearbypermits.com/chicago/address/151-e-123rd-st/) | 0.23 mi SW | Solar | Install solar panels on roof of principal building. Roof type: sloped (2:12 to 5:12). Inverter output: 10 kw. Array output: 5.4 kw. Includes 15 kwh energy storage system. Location: roof planes of homes. Icc distributed generation installer cert. #18-0817. | $15,260 | [B200480039](https://nearbypermits.com/chicago/permit/B200480039/) | | Jul 27, 2026 | [151 E 123rd St](https://nearbypermits.com/chicago/address/151-e-123rd-st/) | 0.23 mi SW | Electrical | Line voltage electrical work. New permanent 100 amp service disconnecting means with 1 circuits. Receptacle outlets: 1. Lighting outlets: 0. Specific location: main panel, meter, exterior. | $6,500 | [B200480047](https://nearbypermits.com/chicago/permit/B200480047/) | ## More on this street Other addresses on E 121st Pl with permits, nearest house number first: - [221 E 121st Pl](https://nearbypermits.com/chicago/address/221-e-121st-pl/): newest permit May 8, 2026 - [145 E 121st Pl](https://nearbypermits.com/chicago/address/145-e-121st-pl/): newest permit Mar 24, 2025 --- Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-07 11:29 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ This site provides applications using data that has been modified for use from its original source, www.cityofchicago.org, the official website of the City of Chicago. The City of Chicago makes no claims as to the content, accuracy, timeliness, or completeness of any of the data provided at this site. The data provided at this site is subject to change at any time. It is understood that the data provided at this site is being used at one’s own risk. Map, both permits at this address and 8 nearby: https://nearbypermits.com/chicago/address/251-e-121st-pl/