Naperville, IL

Lost something in Naperville? File a report and we'll track it down.

One detailed report routes to the Naperville Police Department, the city's public facilities, and active local community channels. Our team monitors the web continuously for matches across marketplaces, social groups, and lost & found postingsβ€”so you don't have to check back every day.

πŸ”Recently reported lost items in Naperville – updated this September 3, 2026

  • πŸ“ Eyeglasses lost near 8, September 2.
  • πŸ“ Golden retriever dog lost near Clow International Airport, August 30.
  • πŸ“ Wallet with ID lost near 4, August 28.
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How ReportLost works for Naperville residents

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You describe your loss

Tell us what you've lost, where and when, and any identifying details. We create a complete report that's ready to send to the right authorities and services.

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We route it to the right places

Your report goes to the Naperville Police non-emergency line, the city's lost & found channels, and the specific venue or transit service where you lost it. No more guessing who to call.

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Automated monitoring finds your item

For 6 to 12 months, we scan the entire public web, from Facebook groups like 'Lose It, Find It! Naperville' to local marketplaces and police postings. When a credible match appears, you get an alert instantly. You stay informed without doing the legwork yourself.

Where items get found in Naperville

Here's what happens to lost things, and how to navigate each channel.

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Naperville Police Department

The police department maintains a lost and found for items turned in to them. Call their non-emergency dispatch center to ask if your item has been logged, or visit in person at their main station. We provide dispatch with a detailed account of your loss and the best way to describe it so you sound credible when you call back.

Non-emergency: (630) 420-6666

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Naperville Public Library

Lost items left in either of the city's library branches are held in their lost & found. Items are kept for a set period before being donated. We can direct you to call the right library location and describe your item in a way that helps staff locate it quickly.

Main library: (630) 961-4100

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Pace Bus & Public Transit

Items left on Pace buses or at their facilities are held at their lost and found office. Lost items are typically kept for a limited time, so reporting early improves your chances of recovery. We ensure your report reaches Pace with exact details about where and when you left your item.

Pace Customer Service: (847) 364-7223

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Lost Pets

If you've lost a cat, dog, or other pet in Naperville, time is critical. Naperville Animal Care and Control, the Naperville Area Humane Society, and local rescue groups all post found animals. We help you post across these channels and keep watch on new arrivals. File a priority lost pet report to get your pet's information to the right rescuers immediately.

Animal Control: (630) 420-6178|Naperville Area Humane Society: (630) 420-8989

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Retail & Venues

Shopping centers, restaurants, movie theaters, and other public places in Naperville all maintain lost and found areas. We help you identify which venue is most likely to have your item and prepare you with the right details to call or visit. Many places keep items for only a few weeks before discarding or donating them.

⚠️ Spotted incorrect or outdated info on this page? Let us know, we fix it fast.

The sooner you report, the sooner we search

Every hour counts when something goes missing. Filing a report right away ensures that we start monitoring immediately and that the right channels are notified while your item is still fresh in staff's minds. Once your report is in, you can rest easy knowing the search is underway.

Report my lost item β†’

Losing something in Naperville sends you on a fragmented hunt: a call to the police non-emergency number, a check of the library's lost & found, maybe a post in a local Facebook group, and hoping the item didn't end up on a marketplace or in someone's donation pile. Each place operates independently, and there's no central way to know if your belongings have been found.

ReportLost simplifies this. File once, and we handle the routing, the follow-ups, and the continuous monitoring. Our system watches for your item across Naperville's community channels and the wider web in real time, alerting you the moment a likely match surfaces. It's one action on your part, and weeks of automated searching on ours.

View of Naperville, IL

Where Naperville residents commonly lose things

These neighborhoods and districts see the most lost items reported

Downtown Naperville

Shopping, dining, and entertainment along the Riverwalk and surrounding blocks. Items left in restaurants, retail stores, and parking areas are frequently turned in to local businesses or police.

Ogden Avenue Corridor

A major retail and commercial strip where shoppers frequently leave belongings in stores, malls, and parking lots. Items here often end up in individual store lost & founds or at the police station.

Train Station Area

The BNSF Metra station and surrounding transit hubs handle commuter traffic daily. Items left on trains or platforms are processed through Pace and Metra systems.

Naper Settlement & Parks

Recreational areas, community centers, and outdoor venues where families lose items during events. Parks departments and facility staff hold these in small lost & founds.

West Diehl & Residential Neighborhoods

Suburban streets and neighborhood gathering spots where residents walk, play, and run errands. Items found here are often turned in to nearby police or kept by finders until they post in local groups.

Naperville's active lost & found community

Local groups where found items are regularly posted

Lose It, Find It! Naperville
Facebook group dedicated to reconnecting lost and found items with residents
Lost or Found Animals in DuPage County Illinois
Facebook group covering the broader county, including Naperville
r/Naperville
Subreddit where residents post lost and found notices
r/ChicagoSuburbs
Broader suburban Chicago community that includes Naperville lost & found posts
PawBoost
Free platform for lost and found pet alerts in the Naperville area

Frequently asked questions

How long does the Naperville Police hold items in their lost and found?

The Naperville Police Department maintains a lost and found, but specific holding periods vary. We recommend calling their non-emergency line at (630) 420-6666 as soon as you realize your item is missing. The sooner you report, the sooner they can locate and hold it for you.

What if I lost something on a Pace bus?

Call Pace Customer Service at (847) 364-7223 to report a lost item from a Pace bus or facility. Items are held for a limited period, so report promptly. ReportLost ensures they receive a clear, detailed description of your loss.

Can I pick up found items from the library?

Yes. Naperville's library branches hold lost items and will return them if you contact them. Call (630) 961-4100 to check if your item has been turned in. Items are eventually donated if not claimed, so don't delay.

Where do I report a lost pet in Naperville?

Contact Naperville Animal Control at (630) 420-6178 immediately, and notify the Naperville Area Humane Society at (630) 420-8989. Post on local Facebook groups like 'Lose It, Find It! Naperville' and use PawBoost. For urgent lost pet support, file a priority report with ReportLost.

What if my item shows up on a Facebook marketplace or resale site?

ReportLost monitors marketplaces and social channels continuously as part of your report. If we spot a listing that matches your description, location, and timeline, we alert you right away so you can investigate and take action.

Is ReportLost an official city service or part of the Naperville Police Department?

No, ReportLost is an independent service that works alongside official channels. We're not affiliated with the police, city, or any individual lost & found. Our role is to streamline your reporting, route information to the right authorities, and monitor the web on your behalf so you don't have to.

Lost & found in nearby cities

Ready to find your lost item?

The sooner you report through ReportLost, the sooner our automated monitoring begins. Fill out a simple form with what you lost, where, and when. We'll take it from there, routing your information to Naperville's police, facilities, and transit services while we search the web continuously for matches.

Start my report β†’

ReportLost.org is an independent lost and found service and is not affiliated with, endorsed by, or part of the Naperville Police Department, City of Naperville, Naperville Public Library, Pace Bus, Naperville Area Humane Society, or any other official city agency or business listed on this page. We provide a coordination and monitoring service to help you navigate local resources. Always contact official services directly with urgent concerns.