Sex Offenders in ZIP 80104
We index about 45 registered sex offenders with a 80104 address — Castle Rock, CO, Douglas County.
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Public registry information. It may not be used for employment, tenant, credit or insurance decisions, or to harass or threaten anyone.
registered within 1 mile of this address
Trick-or-treating in Castle Rock this Halloween? Check sex offenders on your route.
Check the streets on your route for registered sex offenders before you go. Search any address and see who is registered nearby, with photos and official record links.
Registered sex offenders in ZIP 80104 by the numbers. About 1 in 810 residents is on the registry.
- About 45 registrants we index list a 80104 address — about 1 in 810 residents.
- That is 12.3 per 10,000 residents, about 45% below the Colorado average of 22.4 and about 74% below the US average of 47.2.
- ZIP 80104 holds about 62% of the registrants we index with a Castle Rock address (about 73).
- It lies in Douglas County, where we index about 248 registrants — this ZIP is about 18% of that.
- Of the nearby ZIP codes we publish, 80109 (Castle Rock) has the most registrants we index, about 27.
Counts are registrants we index with a 80104 address as of October 2026, rounded and approximate — not an official figure. The figure moves continuously — search for the current picture on any specific person. Rates use the ACS 2019-2023 5-year estimate of residents for ZIP 80104, which has its own margin of error. Colorado sex offender statistics.
ZIP 80104 sex offender rate: how 80104 compares. Castle Rock, CO against Colorado and the US.
Registrants we index per 10,000 residents as of October 2026, against the Colorado and national averages. All three rows come from the same continuously updated dataset, so the comparison divides like by like — with the caution that a single ZIP is a small area, and a few people moving in or out changes its rate.
| Area | Registrants we index | Per 10,000 residents | |
|---|---|---|---|
| ZIP 80104 · Castle Rock | 45 | 12.3 | |
| Colorado average | 12,918 | 22.4 | |
| United States average | 1,563,010 | 47.2 |
Sex offenders near your address in ZIP 80104: a ZIP-wide figure is not your street. How many live near your 80104 address?
Enter your address and you will see how many live near it.
Checking one person instead? 25 name look-ups are free.Look someone up by name
Free: the count near your address and 25 name look-ups. Optional: see everyone near it — $9.99 once, or Family Watch, $34.99 a year for 3 addresses with email alerts.
Public registry information. It may not be used for employment, tenant, credit or insurance decisions, or to harass or threaten anyone.
Sex offenders in ZIP codes near 80104. Other Castle Rock ZIP codes, side by side with 80104.
Registrants we index in the nearby ZIP codes we publish pages for — useful when you live near a ZIP line, or are checking a commute, a school or a relative’s neighborhood. Each is a ZIP in Castle Rock or Douglas County.
| ZIP code | Place | Registrants we index | Per 10,000 residents |
|---|---|---|---|
| 80104 | Castle Rock | 45 | 12.3 |
| 80109 | Castle Rock | 27 | 9.7 |
| 80108 | Castle Pines | 17 | 4.8 |
| 80116 | Franktown | 5 | — |
| 80134 | Parker | 60 | 7.7 |
| 80138 | Parker | 30 | 8.3 |
| 80126 | Highlands Ranch | 22 | 4.9 |
| 80129 | Highlands Ranch | 17 | 5.8 |
| 80124 | Lone Tree | 15 | 6.7 |
| Castle Rock, CO (all) | 73 | 10 | |
| Douglas County (all) | 248 | 6.9 | |
Sex offenders near me in 80104 — and everywhere else at once. Checking a date, a neighbor or a new sitter? Type their name.
People move. A check limited to 80104 misses a registration anywhere else, so a search here covers every US registry — the 50 states, DC and the territories — and lets you narrow to 80104 by ZIP when that is the question. Every result is scored, carries its photographs, and links to the official registry record.
Checking around a specific address? Search sex offenders near me by address or ZIP. Looking at the whole city? See sex offenders in Castle Rock. Looking wider? See the Douglas County sex offender registry. Searching the whole state? See the Colorado sex offender registry.
Colorado sex offender registry: how Colorado’s registry works for a 80104 search. Three things that make a ZIP 80104 search accurate.
80104 sex offender search by address: search near an address in 80104. Start from the street you care about.
The question most people bring to a ZIP page is about one street — a home you are renting, a school, a park, a babysitter’s house. Enter that address and pick a radius: a few blocks for a single home, a mile or more for a neighborhood. Results are the full registry records nearest that point, with photographs, offenses and the link to the official record.
Radius search sees registrants whose published address we have placed on a map coordinate, so when you are checking a particular person, search their name as well. To keep watching an area rather than checking once, Family Watch emails you when someone registered near any of your addresses is added or moves in.
Search by address or ZIP · Get a list for your area · Family Watch: an email when someone moves in
ZIP 80104 sex offender map. Each dot is a registered address; the rings are drawn around yours.
Search sex offenders in ZIP 80104 two ways. Look up a person, or check around an address.
Look someone up by name
Type a name and get the people who match — photographs, addresses, offenses, and the official record behind each one. Your first 25 searches are free; a Background Check ($9.99) adds where they live or work and a criminal-records search.
Check around your 80104 address
See how many registered sex offenders live near your address, free. Then see everyone near it on a map for $9.99 once, or add Family Watch for an email whenever someone moves in or out.
Is it free to check sex offenders in ZIP 80104? The count near your address is free, and so are 25 name look-ups.
Your count, and 25 names
How many registered sex offenders live near your address, plus 25 name look-ups. No card.
See everyone near one address
Names, photographs, offenses, distance and exact addresses on a map, with a PDF you keep. Open for 30 days.
Family Watch
Up to 3 addresses — home, school, grandparents — unlocked while active, with an email when someone registers, moves in or moves out nearby. Or $6.99 a month; cancel any time.
Background Check
One person: their name plus where they live or work, matched across every US registry and a criminal-records search, with a PDF.
ZIP 80104 sex offender search FAQ. Quick answers before you search.
Are there sex offenders near me in ZIP 80104?
We index about 45 registrants with a 80104 address, about 12.3 per 10,000 residents. Whether any live near you depends on the street, not the ZIP average, so search from your own address and widen the radius until it covers the area you care about.
How many sex offenders live in ZIP code 80104?
About 45 registrants we index list a 80104 address — about 1 in 810 residents. Treat the figure as scale rather than a fixed number: the registered population moves continuously as people are added, move, or are released from the requirement. When you need an answer about a specific person, run a search.
How do I find sex offenders in 80104 by address?
Enter a street address in 80104 and create a free account to see how many registered sex offenders live near it. To see everyone near it — names, photographs, offenses and exact addresses — it is $9.99 once, or Family Watch, $34.99 a year for 3 addresses with an email when someone moves in or out. Checking one person? A Background Check is $9.99; your first 25 name searches are free.
Which city and county is ZIP 80104 in?
ZIP 80104 is Castle Rock, Colorado, in Douglas County. ZIP codes are mail-delivery areas, so one ZIP can cross city and county lines; the counts here follow the ZIP, and the city and county pages count their own boundaries.
Is there a sex offender list for ZIP code 80104?
Registries are kept by the state, not by ZIP code, so no official list exists for 80104 alone. This page counts the registrants we index whose address carries 80104; a search from any 80104 address shows who is registered around it, each record linking to its official registry entry.
Can I get an alert when a sex offender moves into ZIP 80104?
Yes. Family Watch watches up to 3 addresses — home, school, a grandparent's — and emails you when someone registered nearby is added, moves in, moves out or changes their photograph. $34.99 a year, or $6.99 a month; cancel any time.
Does a 80104 search include people registered in other states?
Yes — a search runs across every US registry at once, so someone now living in 80104 who was registered elsewhere still surfaces. Narrowing to 80104 filters where people live; it never shrinks where we look.
Is this the official registry list?
No. Registries are maintained per jurisdiction, and the official Colorado search answers for Colorado only. What you search here is our continuously updated national dataset, each record carrying a link to its official registry entry so you can verify any result at the source that published it.
Check your own address in ZIP 80104 for registered sex offenders
The count of registered sex offenders near your address is free.
Checking one person instead? 25 name look-ups are free.Look someone up by name
Free: the count near your address and 25 name look-ups. Optional: see everyone near it — $9.99 once, or Family Watch, $34.99 a year for 3 addresses with email alerts.
Public registry information. It may not be used for employment, tenant, credit or insurance decisions, or to harass or threaten anyone.
Sex offenders in Castle Rock and more Colorado places. The city, county and state pages around ZIP 80104.
Search sex offenders in ZIP 80104 — and everywhere else — right now
See how many registered sex offenders live near your address — free, no card. 25 name look-ups are free too.