# Building permits at 623 N Hamlin Ave, Chicago, IL New buildings permitted at eight addresses within a quarter mile since May 1, the largest $1.2M. One permit here in the last two years. The newest, Aug 25, 2025: New 2 story with basement, 3 dwelling units building with detached 2 car garage and 1 outdoor parking space. Within a quarter mile, the city has issued 29 more permits since May 1. The nearest permit for a new building is 20 ft away. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Aug 25, 2025 | New building | Spr 2019 CBC: new 2 story with basement, 3 dwelling units building with detached 2 car garage and 1 outdoor parking space as per plans ( occupancy group R-5, construction type 5a) | $350,000 | [101070604](https://nearbypermits.com/chicago/permit/101070604/) | ## Within ¼ mi since May 1, 2026 29 permits in the circle. From our copy of the city's data (last 24 months). ### Next door (under 250 ft), 2 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 11, 2026 | [627 N Hamlin Ave](https://nearbypermits.com/chicago/address/627-n-hamlin-ave/) | 45 ft N | New building | Spr 2019 CBC: new 2 story with basement, 3 dwelling units building with detached 2 car garage and 1 outdoor parking space as per plans ( occupancy group R-5, construction type 5a) | $450,000 | [101083864](https://nearbypermits.com/chicago/permit/101083864/) | | Sep 4, 2026 | [625 N Hamlin Ave](https://nearbypermits.com/chicago/address/625-n-hamlin-ave/) | 20 ft N | New building | Spr 2019 CBC: new 2 story with basement, 3 dwelling units building with detached 2 car garage and 1 outdoor parking space as per plans ( occupancy group R-5, construction type 5a) | $450,000 | [101083863](https://nearbypermits.com/chicago/permit/101083863/) | ### This block (250 to 1,000 ft), 15 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 10, 2026 | [528 N Springfield Ave](https://nearbypermits.com/chicago/address/528-n-springfield-ave/) | 960 ft SW | Electrical | Line voltage electrical work. New permanent 200 amp service disconnecting means with 24 circuits. Receptacle outlets: 25. Lighting outlets: 15. Specific location: rear exterior, basement. | $6,500 | [B200510575](https://nearbypermits.com/chicago/permit/B200510575/) | | Sep 9, 2026 | [726 N Avers Ave](https://nearbypermits.com/chicago/address/726-n-avers-ave/) | 830 ft NW | Alteration or repair | Spr 2019 CBC rebuild rear wood porch on an existing 2 story, 2 dwelling units residence with basement, same size and location. Replace windows and siding. Occupancy code R-5, construction type VA. | $14,000 | [101087359](https://nearbypermits.com/chicago/permit/101087359/) | | Aug 31, 2026 | [741 N Hamlin Ave](https://nearbypermits.com/chicago/address/741-n-hamlin-ave/) | 860 ft N | Other | Reinstate permit no 101050695 must begin work and or request inspection no later than november 2026 on permit no 101050695 | Not listed | [101087911](https://nearbypermits.com/chicago/permit/101087911/) | | Aug 4, 2026 | [542 N Lawndale Ave](https://nearbypermits.com/chicago/address/542-n-lawndale-ave/) | 750 ft SE | Other | For permit 101080336: replacement other contractor. New contractor(s) listed under "other applicants and contractors" on permit certificate. | Not listed | [B200479225](https://nearbypermits.com/chicago/permit/B200479225/) | | Jul 29, 2026 | [726 N Lawndale Ave](https://nearbypermits.com/chicago/address/726-n-lawndale-ave/) | 920 ft NE | Alteration or repair | Self-cert 2019 cb: full building permit for, deconverting existing 2 unit front building to one unit. Demo existing 2 units install new single family unit at front bldg and install, first floor living rm dining rm powder rm and kitchen, 2nd flr install three bedrooms, two full bathrooms and laundry | $110,000 | [101081078](https://nearbypermits.com/chicago/permit/101081078/) | | Jul 8, 2026 | [3902 W Huron St](https://nearbypermits.com/chicago/address/3902-w-huron-st/) | 870 ft NW | New building | Spr 2019 CBC: proposed 1 story frame single family residence with basement story, front open wood deck and stairs and rear 2 car detached frame garage as per plans. | $360,000 | [101083578](https://nearbypermits.com/chicago/permit/101083578/) | | Jul 8, 2026 | [3900 W Huron St](https://nearbypermits.com/chicago/address/3900-w-huron-st/) | 850 ft NW | New building | Spr 2019 CBC: proposed 1 story frame single family residence with basement story, front open wood deck and stairs and rear 2 car detached frame garage as per plans. | $360,000 | [101083577](https://nearbypermits.com/chicago/permit/101083577/) | | Jun 30, 2026 | [714 N Lawndale Ave](https://nearbypermits.com/chicago/address/714-n-lawndale-ave/) | 820 ft NE | Fence, wall or deck | Purpose: legalize unpermitted work. Chain link fence - 6'-0' ' (height) x 195'-6' ' (length). Location: back yard. | $2,500 | [B200475888](https://nearbypermits.com/chicago/permit/B200475888/) | | Jun 22, 2026 | [730 N Avers Ave](https://nearbypermits.com/chicago/address/730-n-avers-ave/) | 860 ft NW | Fence, wall or deck | Purpose: legalize unpermitted work. Chain link fence - 6'-0' ' (height) x 48'-0' ' (length). Location: vacant lot fencing. | $4,000 | [B200475700](https://nearbypermits.com/chicago/permit/B200475700/) | | Jun 22, 2026 | [726 N Avers Ave](https://nearbypermits.com/chicago/address/726-n-avers-ave/) | 830 ft NW | Fence, wall or deck | Purpose: legalize unpermitted work. Open wood fence - 6'-0' ' (height) x 52'-0' ' (length).location: outside building. No portion of front yard fence to be of solid construction. | $4,000 | [B200475691](https://nearbypermits.com/chicago/permit/B200475691/) | | Jun 22, 2026 | [544 N Lawndale Ave](https://nearbypermits.com/chicago/address/544-n-lawndale-ave/) | 740 ft SE | Other | For permit 101068617: replacement other contractor. New contractor(s) listed under "other applicants and contractors" on permit certificate. | Not listed | [B200474700](https://nearbypermits.com/chicago/permit/B200474700/) | | May 8, 2026 | [535 N Lawndale Ave](https://nearbypermits.com/chicago/address/535-n-lawndale-ave/) | 870 ft SE | Other | For permit 101065658: replacement plumbing contractor. New contractor(s) listed under "other applicants and contractors" on permit certificate. | Not listed | [B200468987](https://nearbypermits.com/chicago/permit/B200468987/) | | May 8, 2026 | [542 N Lawndale Ave](https://nearbypermits.com/chicago/address/542-n-lawndale-ave/) | 750 ft SE | Other | For permit 101080336: replacement plumbing contractor. New contractor(s) listed under "other applicants and contractors" on permit certificate. | Not listed | [B200468984](https://nearbypermits.com/chicago/permit/B200468984/) | | May 8, 2026 | [721 N Avers Ave](https://nearbypermits.com/chicago/address/721-n-avers-ave/) | 730 ft NW | Alteration or repair | Tuckpointing and unit masonry repair / replacement: 350 SQ. FT., Lintel qty. 10, MAX. Length 8. Location: west and south elevation. | $22,400 | [B200468822](https://nearbypermits.com/chicago/permit/B200468822/) | | May 6, 2026 | [611 N Ridgeway Ave](https://nearbypermits.com/chicago/address/611-n-ridgeway-ave/) | 360 ft E | New building | Self-cert 2019 CBC: full building permit for 2 story 2 d.u. Building with basement, rear deck with stair at 1st story, detached 2 car garage as per plan (occupancy group R-5, type VA construction). | $476,400 | [101080702](https://nearbypermits.com/chicago/permit/101080702/) | ### Farther (1,000 ft to ¼ mi), 12 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 25, 2026 | [3838 W Chicago Ave](https://nearbypermits.com/chicago/address/3838-w-chicago-ave/) | 0.23 mi NW | Roofing | Scope: roof recover. Area: 2600 SQ. FT. Roof covering: mineral - surfaced roll roofing. Location: roof of building. IL Roofing contractor license: 104004063. | $23,035 | [B200513334](https://nearbypermits.com/chicago/permit/B200513334/) | | Sep 16, 2026 | [3848 W Chicago Ave](https://nearbypermits.com/chicago/address/3848-w-chicago-ave/) | 0.24 mi NW | Electrical | Line voltage electrical work. New permanent 200 amp service disconnecting means with 21 circuits. Receptacle outlets: 1. Lighting outlets: 5. Specific location: aperments. | $5,300 | [B200512015](https://nearbypermits.com/chicago/permit/B200512015/) | | Sep 2, 2026 | [440 N Hamlin Ave](https://nearbypermits.com/chicago/address/440-n-hamlin-ave/) | 0.23 mi S | Other | For permit 101083600: replacement electrical contractor. New contractor(s) listed under "other applicants and contractors" on permit certificate. | Not listed | [B200509007](https://nearbypermits.com/chicago/permit/B200509007/) | | Aug 25, 2026 | [437 N Hamlin Ave](https://nearbypermits.com/chicago/address/437-n-hamlin-ave/) | 0.24 mi S | New building | Spr 2019 CBC. Erect a 3 story six dwelling unit type IIIA masonry building with a basement, enclosed rear stairs and front decks for the 1st, 2nd and 3rd floors, a detached six car masonry garage, masonry trash enclosure, 6-foot-high privacy fence, as per plans. Certified corrections subject to fiel | $1,200,000 | [101071434](https://nearbypermits.com/chicago/permit/101071434/) | | Aug 17, 2026 | [3848 W Chicago Ave](https://nearbypermits.com/chicago/address/3848-w-chicago-ave/) | 0.24 mi NW | Plumbing | Repair or in-kind replacement of 0 plumbing fixtures as described in permit application. Repair or in-kind replacement of hot water heater(s). Includes repair or replacment of plumbing piping. Locations: 1 residential unit(s), 1 non-residential unit(s), basement, 1st floor and 2nd floor. | $22,727 | [B200507480](https://nearbypermits.com/chicago/permit/B200507480/) | | Jul 17, 2026 | [647 N Harding Ave](https://nearbypermits.com/chicago/address/647-n-harding-ave/) | 0.20 mi W | New building | Spr 2019 CBC: proposed 1 story frame single family residence with basement story, front open wood deck and stairs and rear 2 car detached frame garage as per plans. | $360,000 | [101083005](https://nearbypermits.com/chicago/permit/101083005/) | | Jul 17, 2026 | [645 N Harding Ave](https://nearbypermits.com/chicago/address/645-n-harding-ave/) | 0.19 mi W | New building | Spr 2019 CBC: proposed 1 story frame single family residence with basement story, front open wood deck and stairs and rear 2 car detached frame garage as per plans. | $360,000 | [101083003](https://nearbypermits.com/chicago/permit/101083003/) | | Jul 16, 2026 | [440 N Hamlin Ave](https://nearbypermits.com/chicago/address/440-n-hamlin-ave/) | 0.23 mi S | Alteration or repair | Spr 2019 CBRC: interior alterations to 2 existing dwelling units in a 2 -story brick building w/ basement, new rear 2-story wood porch, duplex down to basement, new 6'-0" high wood fence per site plan (occupancy group R-5, type iii-a construction) | $150,000 | [101083600](https://nearbypermits.com/chicago/permit/101083600/) | | Jun 23, 2026 | [3704 W Ferdinand St](https://nearbypermits.com/chicago/address/3704-w-ferdinand-st/) | 0.20 mi SE | Alteration or repair | Remove 2 story rear stair enclosure, proposed rear 2 story deck/stairs, 2 space parking pad, and interior alterations to duplex basement and 1st floor of an existing 2 story/2 unit residence, per plans. | $150,000 | [101081957](https://nearbypermits.com/chicago/permit/101081957/) | | Jun 8, 2026 | [506 N Monticello Ave](https://nearbypermits.com/chicago/address/506-n-monticello-ave/) | 0.24 mi SE | Other | For permit 101074475: replacement plumbing contractor. Replacement other contractor. New contractor(s) listed under "other applicants and contractors" on permit certificate. | Not listed | [B200473751](https://nearbypermits.com/chicago/permit/B200473751/) | | May 28, 2026 | [440 N Hamlin Ave](https://nearbypermits.com/chicago/address/440-n-hamlin-ave/) | 0.23 mi S | Alteration or repair | Scope: nonstructural preparatory demolition of non-load bearing partitions and m.e.p. Systems with demo drawings and all other work to be performed on spr application/permit # 101083600. Locations: 2 residential unit(s), 0 non-residential unit(s), 1 interior common areas, basement, first and second | $8,000 | [B200471657](https://nearbypermits.com/chicago/permit/B200471657/) | | May 14, 2026 | [3645 W Chicago Ave](https://nearbypermits.com/chicago/address/3645-w-chicago-ave/) | 0.25 mi NE | Roofing | Scope: roof replacement. Area: 12333 SQ. FT. Roof covering: other. Location: work on the roof. IL Roofing contractor license: 104000191. | $96,600 | [B200470589](https://nearbypermits.com/chicago/permit/B200470589/) | ## Zoning requests nearby We don't list zoning cases for Chicago yet. Look them up on the city's Zoning Board of Appeals page: https://www.chicago.gov/city/en/depts/dcd/zoning-board-of-appeals.html ## More on this street Other addresses on N Hamlin Ave with permits, nearest house number first: - [624 N Hamlin Ave](https://nearbypermits.com/chicago/address/624-n-hamlin-ave/): newest permit Oct 10, 2024 - [625 N Hamlin Ave](https://nearbypermits.com/chicago/address/625-n-hamlin-ave/): newest permit Sep 4, 2026 - [627 N Hamlin Ave](https://nearbypermits.com/chicago/address/627-n-hamlin-ave/): newest permit Sep 11, 2026 - [721 N Hamlin Ave](https://nearbypermits.com/chicago/address/721-n-hamlin-ave/): newest permit Jul 23, 2025 - [741 N Hamlin Ave](https://nearbypermits.com/chicago/address/741-n-hamlin-ave/): newest permit Aug 31, 2026 - [440 N Hamlin Ave](https://nearbypermits.com/chicago/address/440-n-hamlin-ave/): newest permit Sep 2, 2026 - [437 N Hamlin Ave](https://nearbypermits.com/chicago/address/437-n-hamlin-ave/): newest permit Aug 25, 2026 - [843 N Hamlin Ave](https://nearbypermits.com/chicago/address/843-n-hamlin-ave/): newest permit Feb 3, 2025 - [845 N Hamlin Ave](https://nearbypermits.com/chicago/address/845-n-hamlin-ave/): newest permit Aug 18, 2026 - [376 N Hamlin Ave](https://nearbypermits.com/chicago/address/376-n-hamlin-ave/): newest permit Mar 7, 2025 --- Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-09 14:58 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, the one permit at this address and 29 nearby: https://nearbypermits.com/chicago/address/623-n-hamlin-ave/