What is the sales tax rate for ZIP 80305 (Boulder, CO)?

As of 2026, the total combined sales tax rate for ZIP 80305 is 9.04%. This includes 2.90% state tax, 1.19% county tax, 3.86% city tax, and 1.10% special district tax.

Are groceries and SaaS taxable in Colorado?

In Colorado, groceries are currently Exempt (0% Tax). Software as a Service (SaaS) and digital goods are Non-Taxable.

Boulder, CO • Boulder County

80305 Sales Tax Rate 2026 - Boulder, CO

Der kombinierte Umsatzsteuersatz für Boulder (80305, Colorado) beträgt 2026 9.04%. Beinhaltet Bundesstaats- (2.90%), Kreis- (1.19%), Stadt- (3.86%) und Sonderbezirkssteuern.

Kombinierter Steuersatz

9.04%

⚡ Direct Tax Answer & Key Takeaway

As of 2026, the total combined sales tax rate for ZIP code 80305 in Boulder, CO (Boulder County) is 9.04%. This includes 2.90% state tax, 1.19% county tax, 3.86% city tax, and 1.10% special district tax.

Geografische Steueraufteilung

Jurisdiction	Rate
Bundesstaatssteuer Colorado	2.90%
Kreissteuer (County) Boulder County	1.19%
Gemeindesteuer (City) Boulder	3.86%
Sonderbezirkssteuer Special District / Transportation	1.10%
Kombinierter Steuersatz Total Tax Applied at Checkout	9.04%

📋 State Tax Rules & Compliance Guide

Sourcing Rule: Destination-based

Groceries & Food: Exempt (0% Tax)

Clothing & Apparel: Taxable at standard rate

SaaS & Digital Goods: Non-Taxable

Economic Nexus Threshold: $100,000 in sales or 200 separate transactions

Geographic & Spatial Info

ZIP Code: 80305

State Code: CO

Latitude: 40.0248

Longitude: -105.2524

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Adressspezifische Sätze Steuersätze aktuell für 2026

Kaufbetrag ($)

Gesamtkaufpreis Reverse Calculation

Postleitzahl (ZIP)

Bundesstaatssteuer:

Kombinierter Steuersatz:

Bundesstaatssteuer ()

Kreissteuer (County) ()

Gemeindesteuer (City) ()

Sonderbezirkssteuer ()

Gesamtkaufpreis

Weitere PLZ in Boulder

80307 9.04% 80309 9.04% 80310 9.04% 80314 9.04%

❓ Frequently Asked Questions

Key questions and answers regarding sales tax rates, exemptions, and compliance.

The total combined sales tax rate for ZIP 80305 is 9.04% in 2026. This rate is comprised of the Colorado state sales tax (2.90%), Boulder County county tax (1.19%), city tax (3.86%), and special district tax (1.10%).

In Colorado, grocery food is generally Exempt (0% Tax), clothing items are Taxable at standard rate, and Software as a Service (SaaS) is Non-Taxable.