Igni
Naperville · ILLive now

Naperville building & ADU permits

Recent permit activity, updated continuously.

Naperville is Chicago's largest western suburb, in DuPage County, and permits independently of the City of Chicago. Its permit records split the street address across separate fields, which Igni recomposes, and carry a work class naming single-family homes, additions and decks alongside the declared valuation.

Igni is tracking 200 residential and building permits in Naperville, IL. The most active ZIP is 60563. The most recent filing Igni tracked was Aug 2, 2026. All records come from City of Naperville (ArcGIS), an official government open-data feed, and are refreshed continuously.

200

Permits tracked

0

ADU permits

5

Distinct ZIP codes

Aug 2, 2026

Newest permit

Recent permits

A sample of the freshest permits in this jurisdiction — ZIP and city only (no street addresses).

ZIPPermit typeADU typeValuationApplied
60565Commercial$8,000Jul 16, 2026
60565Commercial$8,000Jul 16, 2026
60565Commercial$8,000Jul 16, 2026
60565Commercial$16,000Jul 16, 2026
60565Commercial$16,000Jul 16, 2026
60565Commercial$8,000Jul 16, 2026
60565Residential$50,000Jul 16, 2026
60564Residential$8,000Jul 16, 2026
60565Residential$331,170Jul 16, 2026
60565Residential$80,000Jul 16, 2026
60563Residential$6,850Jul 16, 2026
60565Residential$9,475Jul 16, 2026
60563Commercial$0Jul 16, 2026
60540Commercial$55,000Jul 16, 2026
60564Residential$1,290Jul 16, 2026
60540Residential$186,540Jul 17, 2026
60540Residential$118,204Jul 17, 2026
60564Residential$15,800Jul 17, 2026
60563Commercial$500,000Jul 17, 2026
60565Residential$3,895Jul 17, 2026

Top ZIP codes by recent activity

6056366605404560565456056443605321

Housing lawIllinois

Accessory dwelling units in Illinois are regulated locally; there is no statewide ADU mandate, with Chicago running its own ADU ordinance.

Illinois has no statewide upzoning law; residential density is set by local zoning.

Local zoning (no statewide mandate)

Data source

Sourced from City of Naperville (ArcGIS). Public records (IL FOIA).

Nearby citiesIllinois

Learn more about ADUs & building permits

Background reading on accessory dwelling units, building permits, and how Igni turns Naperville permit records into leads.

Naperville permit data — FAQ

Where does Igni get Naperville permit data?

Naperville permit data is sourced directly from City of Naperville (ArcGIS) — an official government open-data feed (Public records (IL FOIA)). Igni normalizes it and classifies ADU activity.

How fresh is Naperville permit data?

Igni refreshes Naperville permits continuously from the source feed, typically within about a day of filing. Headline counts reflect all permits Igni has tracked for this jurisdiction; the table shows the most recent activity.

Does Naperville allow accessory dwelling units (ADUs)?

Accessory dwelling units in Illinois are regulated locally; there is no statewide ADU mandate, with Chicago running its own ADU ordinance.

Get permit leadsNaperville

Fresh, filterable residential and ADU permit leads from Naperville — delivered before your competitors even know.

Informational only, not legal advice. Headline counts reflect all permits Igni has tracked for this jurisdiction; the table shows recent activity. Housing law changes — verify current statutes before relying on this.