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Boulder County, Colorado public records

In Boulder County, deeds are recorded by the Boulder County Clerk & Recorder, Recording Division; property values come from the Boulder County Assessor; court files are kept by the Boulder County Combined Court, Clerk of Court.

Last checked against official sources on .

On this page
  1. Where to get each record
  2. Deeds and land records
  3. Property values, owners and tax bills
  4. Court records: which clerk keeps which case
  5. Marriage records
  6. Divorce records
  7. Birth certificates
  8. Death certificates
  9. Probate records and wills
  10. Business names (DBA)
  11. Voter records
  12. Historical records
  13. Good to know about Boulder County records
  14. Office addresses, phones and hours
  15. Records that are not online: public records requests
  16. Questions people ask
  17. Official copies vs look-alike sites
  18. Sources

Where to get each record

RecordOfficeSearch onlineFee
Deeds and land recordsBoulder County Clerk & Recorder, Recording Division4Search deeds2Free search$0.25 per page (non-digital); watermarked copies free online; postage extra: 1-4 pages $0.75, 5-75 pages $2.00, 76-150 pages $5.00, 151+ pages SASE required3
Property values and ownersBoulder County Assessor's Office5Property search6—
Property tax billsBoulder County Treasurer7Tax bill search8Free search—
Court casesBoulder County Combined Court, Clerk of Court9—Copies $0.25/page; certified or exemplified copy $20.00 per document; name search $5.0010
Marriage recordsBoulder County Clerk & Recorder, Recording Division4Search marriage records2Certified copy fee: $1.25 each, plus $0.75 postage up to four copies or $2.00 for five or more, unless SASE11
Divorce recordsBoulder County Combined Court, Clerk of Court9—$20.00 per certified document10
Birth certificatesBoulder County Public Health, Vital Records12—$25 for one copy; $20 each additional copy of the same record ordered at the same time; credit card adds $.75 plus 2.25%12
Death certificatesBoulder County Public Health, Vital Records12—$25 for one copy; $20 each additional copy of the same record ordered at the same time; credit card adds $.75 plus 2.25%13
Probate and willsBoulder County Combined Court, Clerk of Court9——
Business names (DBA)Trade names are filed statewide with the Colorado Secretary of State, not with the county14——

Deeds and land records

Deeds, mortgages and other land documents for property in Boulder County are recorded by the Boulder County Clerk & Recorder, Recording Division.4

Online search
boulder.co.publicsearch.us2Free search
Cost
Free2
Who runs it
Boulder County Public Search (publicsearch.us)15
Copy fee
$0.25 per page (non-digital); watermarked copies free online; postage extra: 1-4 pages $0.75, 5-75 pages $2.00, 76-150 pages $5.00, 151+ pages SASE required3
Certified copy fee
$1 per document for certifying a copy of a recorded document16
Recording fee
$43 per document, effective July 1, 202516
How to order
Online through the Public Search portal, by phone, or by mail. Card by phone adds $0.75 + 2.26%; e-Check by phone adds $1.00. Mail requests need name, phone, return address, document type, reception number, copy type, payment and postage or SASE.3
Fraud alerts
Free PropertyAlert account on the Public Search site alerts you when a new document is filed on your property.2

How deeds work in Colorado

Property values, owners and tax bills

The Boulder County Assessor's Office sets property values5; the Boulder County Treasurer (also Public Trustee) bills and collects the tax7.

Tax search: cost
Free17
Parcel map (GIS)
bouldercounty.gov/…18
Appealing a value
Real property valuation appeals to the Assessor May 1 to June 8; Assessor mails determinations by Aug. 15; then written appeal to the Board of Equalization. Abatement petitions run from the first working day of January, within two years of the date the taxes were levied.8
Public trustee
The Treasurer is also Public Trustee: releases deeds of trust and processes foreclosures.7

How property tax works in Colorado

Court records: which clerk keeps which case

CourtCasesRecords kept byCase search
Boulder County Combined Court, District and County Court (20th Judicial District), Boulder and Longmont—Boulder County Combined Court, Clerk of Court (20th Judicial District) No free official online case search from the state; request records with the Judicial Branch Record/Document Request Form or from the court where the case was filed. Paid Judicial-approved vendors exist, but they are not recorded here.19Fee charged
Fees
Copies $0.25/page; certified or exemplified copy $20.00 per document; name search $5.0010

Criminal records and background checks

Court case
No free official online case search from the state; request records with the Judicial Branch Record/Document Request Form or from the court where the case was filed. Paid Judicial-approved vendors exist, but they are not recorded here.19
Sheriff
Investigation reports, arrest photos, CAD/911 recordings and jail records through the Sheriff Records Section, on a signed form20
Statewide
Colorado Bureau of Investigation holds the state criminal history repository.21

How Colorado courts keep their files

Marriage records

Kept by the Boulder County Clerk & Recorder, Recording Division.4

Marriage license fee
$30 application and recording fee for a marriage license or civil union16
Certified copy fee
$1.25 each, plus $0.75 postage up to four copies or $2.00 for five or more, unless SASE11
How to order
Online, by phone (303-413-7770) or by mail to 1750 33rd Street, Suite 201, Boulder, CO 80301; a copy is issued only after payment.11
License application
Licenses are issued online only.4

Colorado marriage records, statewide

Divorce records

Kept by the Boulder County Combined Court, Clerk of Court (20th Judicial District).9

How to order
From the district court where the dissolution was granted; Divorce Decree is listed on the Judicial Branch Record/Document Request Form.10
Fee
$20.00 per certified document10

Colorado divorce records: decree or state record

Birth certificates

Kept by the Boulder County Public Health, Vital Records.12

Coverage
Persons born in Colorado, 1904 to the present12
Who may order
The person named, immediate family with proof of relationship, legal representatives, others with a direct and tangible interest12
Fee
$25 for one copy; $20 each additional copy of the same record ordered at the same time; credit card adds $.75 plus 2.25%12
How to order
Online application through Boulder County Public Health, or in person (about 15-20 minutes); VitalChek is the county's authorized online partner12

Ordering a Colorado birth certificate

Death certificates

Kept by the Boulder County Public Health, Vital Records.12

Coverage
Someone who died in Boulder County6
Who may order
Parents, stepparents, siblings, spouses, adult children, stepchildren, grandchildren and their legal representatives; representatives of the deceased; probate researchers; credentialed genealogists representing family; others with a direct and tangible interest. Proof of relationship required.13
Fee
$25 for one copy; $20 each additional copy of the same record ordered at the same time; credit card adds $.75 plus 2.25%13
How to order
Online application or in person13

Ordering a Colorado death certificate

Probate records and wills

District court of the county (Denver alone has a separate probate court)22

How to order
Judicial Branch Record/Document Request Form lists probate documents such as Letters and Will10

Finding a will or probate case in Colorado

Business names (DBA)

Trade names are filed statewide with the Colorado Secretary of State, not with the county.14

Voter records

Kept by the Boulder County Clerk & Recorder, Elections Division.23

Check your registration
County voter and election records page6
State list
The Secretary of State sells the statewide voter list.24

Historical records

Recorded
Recorded documents date back to 1860.25
State archives
Colorado State Archives holds older county vital records.26

Good to know about Boulder County records

  • Recorded documents reach back to 1860.25
  • Marriage licenses are issued online only.4
  • Watermarked deed copies are free to download; PropertyAlert fraud notices are free.2
  • The Treasurer doubles as Public Trustee and handles release of deeds of trust and foreclosures.7
  • Birth and death certificates come from Boulder County Public Health, not the Clerk & Recorder.12
  • Colorado moved to one flat recording fee per document in July 2025.23
  • Military discharge (DD 214) copies: no charge for 1-3 certified copies per request.3

Office addresses, phones and hours

Boulder County Clerk & Recorder, Recording Division

Address
1750 33rd St., Suite 201, Boulder, CO 803014
Mail
1750 33rd St., Suite 201, Boulder, CO 803014
Hours
Monday-Thursday 7:30 a.m. - 5 p.m.; closed Fridays4

Boulder County Clerk & Recorder

Address
1750 33rd St., Boulder, CO 80301 (main office); also 1755 S. Public Road, Lafayette and 529 Coffman St., Longmont23
Mail
1750 33rd St., Boulder, CO 8030123
Hours
7:30 a.m. - 5 p.m., Monday-Thursday; closed Fridays23

Boulder County Assessor's Office

Address
Boulder County Courthouse, 1325 Pearl St., 2nd floor, Boulder, CO 80302; also 515 Coffman St., Suite 114, Longmont (Mondays) and 1755 S Public Road, Lafayette (Tuesdays)27
Mail
P.O. Box 471, Boulder, CO 80306-047127
Hours
7:30 a.m. - 5 p.m., Monday-Thursday; closed Friday27

Boulder County Treasurer (also Public Trustee)

Address
1325 Pearl St., 1st Floor, Boulder, CO 80302; 515 Coffman St., Suite 113, Longmont (Mondays only); Lafayette office closed until late January 20277
Mail
P.O. Box 471, Boulder, CO 803067
Hours
8 a.m. - 4:30 p.m., Monday - Friday (Boulder)7

Boulder County Combined Court, Clerk of Court (20th Judicial District)

Address
1777 6th St., Boulder, CO 80302; Longmont location 1035 Kimbark St, Longmont, CO 805019
Mail
ATTN: Clerk of Court, P.O. Box 4249, Boulder, CO 803069
Hours
Clerk's Office Monday-Friday, 8:00 a.m.-4:00 p.m.9

Boulder County Public Health, Vital Records

Address
3450 Broadway, Boulder, CO 80304; 515 Coffman St., Second Floor, Longmont, CO 8050112
Phone
Boulder 303-441-1154; Longmont 303-678-617512
Hours
Monday-Friday, 8 a.m. to 4:30 p.m.; closed for lunch noon to 1 p.m.12

Boulder County Sheriff's Office, Records Section

Boulder County Clerk & Recorder, Elections Division

Address
1750 33rd St., Boulder, CO 8030123
Mail
1750 33rd St., Boulder, CO 8030123
Hours
7:30 a.m. - 5 p.m., Monday-Thursday; closed Fridays23

Boulder County GIS (Plats, Maps and GIS)

Records that are not online: public records requests

Where to send it
County Attorney’s Office, 303-441-319028
Custodians
Elected officials and department heads are custodians of their own records. Sheriff requests go to the Sheriff Records page.28

How to write a public records request

Questions people ask

How do I get a copy of a deed in Boulder County?

The Boulder County Clerk & Recorder, Recording Division keeps deed records. To order copies: Online through the Public Search portal, by phone, or by mail. Card by phone adds $0.75 + 2.26%; e-Check by phone adds $1.00. Mail requests need name, phone, return address, document type, reception number, copy type, payment and postage or SASE. Plain copies: $0.25 per page (non-digital); watermarked copies free online; postage extra: 1-4 pages $0.75, 5-75 pages $2.00, 76-150 pages $5.00, 151+ pages SASE required. Certified copies: $1 per document for certifying a copy of a recorded document.4316

Can I search Boulder County land records online for free?

Yes. The official search: boulder.co.publicsearch.us2

How much is a birth certificate in Boulder County?

$25 for one copy; $20 each additional copy of the same record ordered at the same time; credit card adds $.75 plus 2.25%.12

How much does a marriage license cost in Boulder County?

$30 application and recording fee for a marriage license or civil union.16

How do I look up who owns a property in Boulder County?

Use the property search of the Boulder County Assessor's Office: maps.bouldercounty.org/boco/PropertySearch6

Official copies vs look-alike sites

A certified copy comes only from the office that holds the record; reports and "research copies" sold by commercial sites are not issued by any Boulder County office. How to tell an official record source from a paid look-alike.

Other counties in Colorado with a full guide: Adams County, Arapahoe County, Broomfield County, Denver County, Douglas County, Eagle County, El Paso County, Garfield County, Jefferson County, Larimer County, Mesa County, Pueblo County, Weld County. Every county in the state: Colorado county list.

Sources

Every fact above links to the official page it comes from; all 29 sources were checked on November 4, 2026. Fees and rules change, so check the office's own page before you pay or travel.

  1. Government Units List 2026US Census Bureau
  2. Search Public Records - Boulder CountyBoulder County
  3. Requesting Copies - Boulder CountyBoulder County
  4. Recording Division - Boulder CountyBoulder County
  5. Assessor's Office - Boulder CountyBoulder County
  6. Records - Boulder CountyBoulder County
  7. Treasurer - Boulder CountyBoulder County
  8. Real Property Appeals - Boulder CountyBoulder County
  9. Boulder County | Colorado Judicial BranchColorado Judicial Branch
  10. Record/Document Request Form (fees under CJD 06-01)Colorado Judicial Branch
  11. Copies of Marriage and Civil Union Licenses - Boulder CountyBoulder County
  12. Birth Certificates - Boulder CountyBoulder County
  13. Death Certificates - Boulder CountyBoulder County
  14. Business FAQs - Trade namesColorado Secretary of State
  15. Official Record Search - Quick Search - Boulder County, CO County Clerk and Recorder YourBoulder County
  16. Recording Fees and Requirements - Boulder CountyBoulder County
  17. Boulder County Treasurer tax account portal (login / free taxpayer access)Boulder County Treasurer
  18. Boulder County
  19. Access Guide to Public RecordsColorado Judicial Branch
  20. Boulder County
  21. Internet Criminal History Check System (ICHC) - Official CBI Colorado Name-Based Background CheckColorado Bureau of Investigation
  22. About the Denver Probate CourtColorado Judicial Branch
  23. Clerk & Recorder Divisions - Boulder CountyBoulder County
  24. Elections & Voting Fee ScheduleColorado Secretary of State
  25. Recording Frequently Asked Questions (FAQs) - Boulder CountyBoulder County
  26. Birth RecordsColorado State Archives
  27. Assessor - Boulder CountyBoulder County
  28. Boulder County
  29. County population totals: Vintage 2025 (July 1, 2025)US Census Bureau