Addition Residential
3414 W Potomac Ave, Chicago, IL
Permit record
Parties
- Contractor
- Danley Lumber CO., INC.
- Applicant
- Not in source
- Owner
- Matt Olson
- Architect
- Not in source
- Engineer
- Not in source
- Contractor license
- Not in source
Building & lot · PLUTO
- Building class
- Not in source
- Zoning district
- Not in source
- Lot area
- Not in source
- Year built
- Not in source
- Units (total)
- Not in source
- Units (residential)
- Not in source
- Units (commercial)
- Not in source
- Floor area
- Not in source
Parcel & enrichment
- Parcel APN
- 1602221029
- Climate zone (IECC)
- 5A
- Roof area (est.)
- Not derivable — no building-size signal for this permit
- HVAC tonnage (est.)
- Not derivable — no building-size signal for this permit
- Building type
- Not in source
- Building subtype
- Not in source
Geocode & dates
- Coordinates
- 41.9047, -87.7124
- Geocode confidence
- 90%
- Geocode source
- Not in source
- Issued
- May 21, 2010
- Applied
- May 21, 2010
- Work class
- Residential
Description
Source description
GARAGE
Provenance
- First seen by PermitCore
- May 2, 2026 · 12:53 UTC
- Last seen
- May 15, 2026 · 08:40 UTC
- Last changed
- May 5, 2026 · 04:40 UTC
Data-quality checks0 of 12 flagged
0 of 12 data-quality rules flagged anything on this permit.
Checks not flagged
- Geocode out of bounds
- Geocode is sentinel
- Issued date in the future
- Issued date parse bug
- Issued date is placeholder
- Commercial units is placeholder
- Residential units out of bounds
- Residential units is placeholder
- Total units out of bounds
- Total units is placeholder
- Valuation out of bounds
- Valuation is placeholder
Project timeline at this parcel
- May 21, 2010This permitAddition Residential$12,800Danley Lumber CO., INC.
- Apr 20, 2010100339885Alteration Residential$13,480
Full permit history at this parcel · as of Jul 8, 2026.
Other permits by Danley Lumber CO., INC.
Developer details
- Permit #
- 100345338
- Canonical ID
- 3:100345338
- Source permit ID
- 100345338