What homeowners actually paid for a security system in Chicago-Naperville-Elgin, IL-IN-WI
Chicago-Naperville-Elgin, IL-IN-WI came in 44% under the national median for a security system: hired owners reported $400, versus $720 across the US, about $440 in today's dollars. Prices here spread widely, from $250 at the 25th percentile to $800 at the 75th (3.2×, n=34), so scope matters more than the median. Its median ranks 13 of 13 metros with enough records. Do-it-yourselfers here reported $300 (n=43).
Hired owners, Chicago-Naperville-Elgin, IL-IN-WI
| Who did the work | n | 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|---|---|
| Hired a pro | 34 | $110 | $270 | $440 | $880 | $1,540 |
| Did it themselves | 43 | $110 | $220 | $330 | $550 | $880 |
| Everyone | 77 | $110 | $220 | $360 | $590 | $1,100 |
Today's dollars: survey amounts × CPI-U 334.980 (Aug 2026) ÷ 304.702 (2023 average), rounded to $10.
Chicago-Naperville-Elgin, IL-IN-WI vs United States
Self-reported, nominal dollars, scope varies. Data: AHS 2023 National PUF.
Other metros
Questions
How much did a security system cost in Chicago-Naperville-Elgin, IL-IN-WI?
Hired owners there reported a median of $400 (about $440 in Aug 2026 dollars), with the middle half between $250 and $800, from 34 survey records.
How reliable is a local figure?
It rests on 34 records, fewer than the national 860, so treat it as a rough local reading. Quote Check uses the division instead because this metro has fewer than 50 records.
Can I see where my quote falls?
Only as context: the spread here is 3.2×, too wide to place one quote meaningfully.