County Jail medium ✓ Verified August 2026

Boulder County Jail

3200 Airport Rd, Boulder, CO 80301 ·Boulder County ·Capacity: 400 ·303-441-4650
📍 Loading facility map
📍 Boulder County Jail · Boulder, CO

Boulder Co Jail in Boulder, CO is a county detention facility operated by the Boulder County Sheriff's Office. Most people here are awaiting trial or sentencing - this is not a prison, and most stays are measured in days or months, not years. If someone you care about was just booked here, you have questions. Start with the one that matters most right now.

Is my family member at Boulder Co Jail?

If you are not certain they are there, the fastest way to confirm is the Boulder County inmate search or InmateAid's inmate locator, which searches across Colorado facilities by name.

Booking takes time - sometimes several hours after arrest. If the search comes back empty, wait a few hours and try again before assuming they have been transferred somewhere else. You can also pull their arrest record and booking details to confirm the charges and facility assignment. For the most direct answer, call Boulder Co Jail at 303-441-4650.

Official Inmate Search ↗ Current location, custody status and identifying number VINE — Victim Notification ↗ Automatic alerts on custody status changes
How do I get them out on bail?

Most people booked at Boulder Co Jail appear before a judge within 24 to 48 hours. At that first appearance the judge sets the bail amount - or denies bail - based on the charges, the person's history, and whether they are considered a flight risk.

If bail is set, your family member can be released by paying the full amount or by using a bail bondsman, who typically charges 10 percent of the total as a non-refundable fee. If bail is denied or the amount is unaffordable, they remain at Boulder Co Jail until the case resolves. InmateAid's bail and bond guide walks through every option including what to do if you cannot afford a bondsman.

What is happening to them right now?

Right after arrest, your family member goes through intake at Boulder Co Jail - identity verification, medical screening, property inventory, and classification. Classification places them in a housing unit based on the charges, prior record, and intake behavior. It is not a punishment. It is how the facility manages a population that ranges from people picked up on minor warrants to individuals facing serious charges.

For the first 24 to 48 hours, phone access and visitation are typically unavailable while booking completes. Once they are assigned to a housing unit, those channels open up. InmateAid's what happens in jail guide covers the full intake process step by step so you know what to expect.

How do I talk to them by phone?

Your family member calls you - you cannot call them. Calls from Boulder Co Jail go through Combined Public Communications (CPC) and all calls are recorded except attorney calls. Set up a Combined Public Communications (CPC) account before the first call so the connection goes through without delay.

Phone contact is more important than most people realize going into this. A regular call - even a short one - makes a measurable difference in how someone holds up inside. Do not let the setup friction stop you. Visit InmateAid's jail calls page for step-by-step account setup, current rate information, and tips for keeping funds available.

Combined Public Communications (CPC) ↗ Contracted phone carrier — account setup and rates
When can I visit and what are the rules?

Visitation hours at Boulder Co Jail are set by the facility and can change without much notice. Before making the trip, call 303-441-4650 to confirm current hours, any advance registration requirements, and what you are allowed to bring.

The most common mistake families make is showing up without confirming first - and that results in a wasted trip and a missed visit for your family member. General rules across most Colorado county jails: dress conservatively, avoid colors that resemble inmate uniforms, leave your phone in your car, and bring valid government-issued ID. Children may be permitted with specific requirements depending on the facility. InmateAid's visitation guide has a full checklist you can run through before you go.

Visits must be arranged 24 hours in advance. A limited number of visitation slots are available. To set up an inmate visitation call 303-441-4600. If you have been incarcerated in any jail within the last six months (or 180 days), you will not be allowed to visit.

Pre-registration for Visitors - Video Visitation is now available for registration and scheduling of video visits. Video Visitation is an easy way to visit with your inmate from home over the internet by using your home computer. Video visits are available to you during normal business hours, but also available in the evenings, on Holidays, and over the weekend. The cost is $12 per 30-minute visit (Depending on their status, some inmates may get 45-minute visits; the cost is still $12).

To ensure the best video visitation experience, please click on the following link before registering or scheduling a visit. Go to www.inmatesales.com, (scheduling instruction guide,) select Boulder County Jail, CO, and choose remote or onsite visit. NOTE: onsite video visits will not be available until further notice.

To contact Combined Public Communication Customer Service for Friends/Family, 1-866-340-7879.

The Boulder County Jail continues to offer face-to-face Security Visits at the jail. Before scheduling Security visits at the jail, visitor(s) must pre-register with Reception at the jail during normal business hours, which are Monday through Thursday between the hours of 7:30 a.m. to 5:00 p.m. and Fridays between the hours of 7:30 a.m. to 3:00 p.m. Excluding County Holidays.

Visitation appointments must be made one day in advance of the scheduled appointment. Call Friday to schedule a Monday visit.

YOU MUST ARRIVE AT LEAST 15 MINUTES EARLY TO CHECK IN WITH RECEPTION, OR YOU MAY LOSE YOUR VISIT.

You must bring a valid photo I.D., with your date of birth, and you will be required to clear the metal detector. Inmates are eligible for 1 visit per week, Monday through Friday. A parent or legal guardian must accompany children under 18 years of age.

Inmates can have up to 2 visitors at one time for Security Visits.

To schedule an appointment for a visit taking place at the jail call 303-441-4600 – option 2, Monday through Thursday between the hours of 7:30 a.m. to 5:00 p.m. and Friday between the hours of 7:30 a.m. to 3:00 p.m.

Visitation Schedule

⚑ Full visitation information, times & rules
How do I put money on their books?

Money on the books - also called the commissary or trust account - gives your family member access to hygiene items, snacks, phone time, and postage. It is one of the most practical things you can do and it has a direct effect on their daily comfort.

Boulder Co Jail accepts deposits through approved channels that typically include online deposit, phone deposit, or a kiosk at the facility. Use your family member's full legal name and booking number exactly as they appear in the jail's system - any error in the name or number will delay or reject the deposit. InmateAid's send money page lists the specific deposit methods accepted at Boulder Co Jail and walks through the process.

TouchPay ↗ Commissary and trust-account deposits
How do I send letters or photos?

A letter or a printed photo costs almost nothing to send and means far more than most people outside appreciate. Boulder Co Jail accepts incoming mail addressed to your family member at 3200 Airport Rd. Put their full legal name and booking number on every piece of mail.

Standard rules at most Colorado county jails: plain white paper only, no staples, no glitter, no stickers, no colored ink. Photos should be standard print size with nothing written on the back. Mail that does not meet the facility's standards will be rejected - and the facility may not notify you that it was. Keep it simple.

InmateAid's send mail service lets you write and send directly from your phone or computer. We print on approved stock and mail it for you, so rejection for formatting is not a risk.

Books and magazines must come new, ordered directly from the publisher or through an online retailer - not shipped from your home address. Facilities require this to prevent contraband. Order through Amazon or directly from the publisher. Anything shipped from a personal address will be turned away.

Inmate Mailing Address
[Inmate Full Legal Name]
ID #: [Inmate Number]
Boulder County Jail
3200 Airport Rd
Boulder, CO 80301
What else should I know about Colorado jails?

County jail procedures, visitation rules, phone rates, inmate search tools, bail processes, and what happens at release all vary by state. Colorado has its own rules and its own agencies, and what applies in one state does not always apply here.

InmateAid's Colorado prison resources hub covers all of it - written specifically for families navigating the Colorado system. Start there when you need answers that go beyond what this facility page covers.

Official Resources

County jail time is hard in a way that is different from anything else. The uncertainty - not knowing how long, not knowing what comes next - wears on everyone. What you can control is the connection. Calls, letters, visits, money on the books. Every one of those things tells your family member that someone out here is paying attention and is not going anywhere.

InmateAid was built for exactly this. Use us.

About this page — Information is compiled from official facility sources, state DOC guidelines, and verified family reports. Last updated August 2026.