Boulder County Phone Directory

The Boulder County phone directory has contact info for every county department, elected office, and service line. Boulder County is home to over 330,000 people along the Front Range of Colorado. The county seat is in Boulder, where most government offices are based at 2025 14th Street. The main phone number for Boulder County is 303-441-3525. This page lists the key phone numbers, department contacts, and ways to reach Boulder County offices for records, services, and general questions. Most offices are open Monday through Friday during normal business hours, and several departments also take requests by email or through the county website.

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Boulder County Quick Facts

330,262 Population
Boulder County Seat
303-441-3525 Main Phone

Boulder County Government Contacts

The main phone line for Boulder County is 303-441-3525. This number connects you to the county's central offices. Staff can help you reach the right department. If you know which office you need, call the direct line to save time. The primary county building sits at 2025 14th Street in Boulder, CO 80302. Most departments work out of this address or from nearby sites around downtown Boulder.

Boulder County posts a full contact directory on its website that lists every department along with phone numbers, email addresses, and mailing info. This page is the best place to start when you need to find a specific office. You can browse by department name or look for a certain type of service. Under C.R.S. 24-72-201, the Colorado Open Records Act, most Boulder County records are open to the public. You have the right to ask for records from any county department, and they must respond within three business days. The Boulder County homepage has quick links to all departments, news, public meetings, and online services.

The Boulder County website shows the main contact details for every office and links to the full phone directory for the county.

Boulder County official website homepage with phone directory links

From this page you can find each phone number and contact form in the Boulder County directory. It also links to meeting agendas, board actions, and public notices.

Boulder County Commissioners Phone Numbers

Three commissioners serve Boulder County. Each one represents a different district. They set policy, pass the budget, and make choices on land use and county programs. If you have a concern about a county service or want to speak at a public meeting, call the commissioner for your area.

The general phone number for the Boulder County Commissioners is 303-441-3500. You can also email them at commissioners@bouldercounty.gov for questions or to ask about upcoming meetings. District 1 has a direct line at 303-441-4565. District 2 can be reached at 303-441-4566. District 3 takes calls at 303-441-4567. The Commissioners page on the Boulder County website has bios, meeting schedules, and agendas for each session. Meetings are open to the public and held at the county building in Boulder.

Boulder County Board of Commissioners page with contact information

The commissioners page lists direct lines, staff contacts, and links to agendas and minutes for every Boulder County board meeting.

The commissioners office also has staff who can help with general questions. Robin Valdez handles business operations and can be reached at 303-441-3500 or by email at ravaldez@bouldercounty.gov. Gloria Handyside manages communications for the board at 303-441-1622 or ghandyside@bouldercounty.gov. These contacts are useful if you need to set up a meeting or get info on a specific agenda item in Boulder County.

Commissioners Office 303-441-3500
District 1 303-441-4565
District 2 303-441-4566
District 3 303-441-4567
Email commissioners@bouldercounty.gov
Address 2025 14th Street, Boulder, CO 80302

Boulder County Department Phone Directory

Boulder County runs many departments that serve residents each day. Each one has its own phone line and staff. The directory below covers the most commonly called offices in Boulder County. Save these numbers if you deal with county services on a regular basis.

The Assessor's office handles property values and tax assessments in Boulder County. Call 303-441-3530 for questions about your property value, appeals, or exemptions. The Clerk and Recorder at 303-413-7740 takes care of vital records, elections, recording documents, and motor vehicle titles. This is one of the busiest offices in Boulder County and the phone line you will likely need most. Motor vehicle services have a separate line at 303-413-7700 for plates, titles, and registration. Elections also uses 303-413-7740 if you have questions about voter registration or ballot drop-off sites in Boulder County.

The Coroner can be reached at 303-441-3535. The County Attorney's office handles legal matters for Boulder County at 303-441-3900. Human Services is a large department that covers food aid, Medicaid, child care help, and other support programs. Call them at 303-441-1000. Public Health takes calls at 303-441-1100 for immunizations, birth and death records, restaurant inspections, and disease tracking. These are key phone numbers for Boulder County residents who need help with basic services.

Note: Phone lines for most Boulder County departments are staffed Monday through Friday, 8:00 AM to 4:30 PM. Some offices may close earlier on Fridays.

Assessor 303-441-3530
Clerk & Recorder 303-413-7740
Coroner 303-441-3535
County Attorney 303-441-3900
Human Services 303-441-1000
Motor Vehicle 303-413-7700
Public Health 303-441-1100
Recording 303-441-4576
Treasurer 303-441-3525

Boulder County Services and Parks Contacts

Beyond the core offices, Boulder County has departments that handle land use, parks, roads, and public safety. These offices each keep their own phone lines and can help with specific questions about services in Boulder County.

The Planning department at 303-441-3930 answers questions about zoning, building permits, and land use in Boulder County. Public Works covers roads, bridges, and storm drainage at 303-441-3900. For open space and trails, call 303-678-6200. This same number reaches the Parks and Open Space department, which manages over 100,000 acres of protected land in Boulder County. If you like to hike, bike, or ride horses on county trails, this is the office to call for trail conditions, closures, and permit questions.

The Boulder County Sheriff handles law enforcement outside city limits. The non-emergency line is 303-441-3600. Use this number for general questions, reports, and records requests. Do not call this number for emergencies. Dial 911 instead. The sheriff's office also runs the county jail and handles civil process for Boulder County courts.

Note: The Open Space and Parks departments share the same phone number at 303-678-6200 because they fall under the same division in Boulder County.

Boulder County Public Records Requests

Colorado law gives you the right to access most government records. The Colorado Open Records Act, known as CORA, is found at C.R.S. 24-72-201. It requires Boulder County offices to respond to records requests within three business days. You can ask for records from any department by phone, email, or through the county website.

Boulder County has a contact page where you can submit CORA requests to various departments. Each office handles its own records. For court records, the process is a bit different. Criminal justice records in Colorado fall under C.R.S. 24-72-301, the Criminal Justice Records Act. And Chief Justice Directive 05-01 sets rules for what the courts can release. Most civil case files are public. Some records, like sealed juvenile cases, are restricted. The Colorado Judicial Branch website has a statewide case search tool that covers Boulder County court records.

The Colorado Secretary of State CORA page explains your rights under the open records law. It covers how to file a request, what to expect, and what to do if a Boulder County office denies your request. Fees for copies vary by department but must be reasonable under state law. Most offices charge for the actual cost of staff time and materials needed to fill your request.

Boulder County Court Phone Contacts

Boulder County is part of the 20th Judicial District in Colorado. The district court and county court both operate out of Boulder. If you need case info, filing help, or court records, start with the clerk of court. The Colorado Judicial Branch has an online case search where you can look up cases from Boulder County without calling.

Court records access in Colorado is set by Chief Justice Directive 05-01. This rule spells out what court records are public and how you can get copies. Most civil and criminal case files in Boulder County are open to anyone. Some records have limits, such as sealed cases or mental health filings. You can ask the clerk for copies in person, by mail, or by phone. The Boulder County courthouse is at 1777 6th Street in Boulder. Call the district court at the main line and ask for the clerk's office to get started.

For state-level searches that go beyond Boulder County, the Colorado DORA license tool lets you check professional licenses. The Colorado DMV handles driving records and vehicle info at the state level. Both of these sites can help if your search ties into a Boulder County matter but involves state-level data.

Tips for Calling Boulder County Offices

Getting through to the right person at Boulder County can take patience. Hold times tend to be longest on Mondays and right after lunch. Try calling between 9:00 and 11:00 AM on a Tuesday or Wednesday for shorter waits. The direct department lines listed on this page are faster than the main 303-441-3525 number for specific questions.

If the phone lines are busy, try the Boulder County website at bouldercounty.gov. Many departments have email contacts and online forms that let you submit your question without a call. Email works well for non-urgent requests. Some offices prefer written requests, especially for records. The Clerk and Recorder, for example, takes many requests by email and through the website. Public Works and Planning also respond to online inquiries. For anything time-sensitive, calling is still the best bet.

Boulder County offices close on state holidays. The schedule follows Colorado's state closure dates. Plan your calls around these days to avoid frustration. If you aren't sure which department handles your question, call the main line at 303-441-3525 and staff can route you to the right place in Boulder County.

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Cities in Boulder County

Boulder County has several cities and towns. Boulder is the county seat and the largest city, with a population of about 105,000. Longmont is the second largest city in Boulder County, with around 100,000 residents. Both cities use Boulder County offices for county-level services, though each has its own city government for local matters.

Other communities in Boulder County include Louisville, Lafayette, Superior, Erie, Nederland, Lyons, and Ward. Residents of these towns use the same Boulder County phone numbers and offices listed on this page for all county-level services.

Nearby Counties

These counties border Boulder County. If you aren't sure which county handles your area, check your address on the Boulder County website or call the main line at 303-441-3525. Each nearby county has its own phone directory and government offices.