Perth’s digital landscape has matured rapidly over the last few years. As more businesses compete online — from local service providers to national brands — a high-performing website has become a critical growth asset, not just a digital brochure.

The best web design agencies in Perth now focus on far more than visuals. They build mobile-first, SEO-ready, fast-loading websites designed to attract traffic, engage users, and convert visitors into leads or customers.

In this guide, we’ve compiled the Top 9 Web Design Agencies in Perth, based on design quality, technical performance, UX expertise, and their ability to support long-term business growth.

Comparison Table: Best Web Design Agencies in Perth

RankAgencyCore StrengthBest ForWebsite Type
#1Conquerra DigitalConversion-first, SEO-ready designGrowth-focused businessesHigh-performing custom sites
#2Blackbox DesignStrategic brand-led web designEstablished brandsPremium custom websites
#3Word of Mouth AgencyWeb + marketing integrationGrowing businessesMarketing-driven websites
#4Start DigitalAward-winning full-service buildsSMEs & mid-marketStructured, scalable sites
#5PWD (Perth Web Design)SEO-ready custom developmentSmall–enterprise businessesResults-driven websites
#6Lilo Web DesignWordPress & ecommerceSMEsPerformance WordPress sites
#7Lethal DigitalLead-focused web designService businessesConversion-driven sites
#8Block AgencyUI/UX-focused designBrands & ecommerceUX-led websites
#9Dilate DigitalCreative design + growth strategyScaling brandsIntegrated digital sites

How We Evaluated Perth’s Top Web Design Agencies

Each agency was assessed using consistent, performance-focused criteria:

  • UX/UI quality and usability
  • Mobile-first responsiveness
  • Page speed and technical performance
  • SEO-ready site architecture
  • Conversion rate optimisation (CRO) principles
  • Scalability, maintenance, and ongoing optimisation

Top 9 Web Design Agencies in Perth

#1 Conquerra Digital

Conquerra Digital

Overview

Conquerra Digital leads the list for businesses that want websites built for growth, not just aesthetics. Their approach combines mobile-first design, technical SEO, CRO, and lightning-fast performance, ensuring each site works as a revenue-driving asset.

Rather than designing in isolation, Conquerra builds websites that integrate seamlessly with SEO, PPC, analytics, and marketing automation — making them ideal for businesses that want long-term scalability.

Key Services

  • Custom Website Design & Development
  • Conversion-Focused UX/UI
  • Mobile-First & Speed Optimisation
  • SEO-Ready Architecture
  • CRO, Analytics & Tracking Setup

What They’re Best Known For

  • High-converting, performance-driven websites
  • SEO and marketing-aligned builds
  • Scalable platforms that grow with businesses

Considerations

  • Not positioned as a low-cost brochure-site provider

Pricing

  • Custom, project-based pricing

Best For

  • Businesses seeking measurable ROI from their website

Visit Website: https://conquerradigital.com.au/

#2 Blackbox Design

blackbox design

Overview

Blackbox Design is one of Perth’s leading creative and digital agencies, known for strategic, brand-led web design. Their work blends strong visual identity with thoughtful UX and marketing integration.

Key Services

  • Custom Website Design
  • Branding & Visual Identity
  • Digital Strategy Integration

What They’re Best Known For

  • Premium, brand-focused websites

Considerations

  • Higher investment level for smaller businesses

Pricing

  • Mid to high-tier

Best For

  • Established brands wanting to elevate their presence

Visit Website: https://www.blackboxdesign.com.au/

#3 Word of Mouth Agency

Word of Mouth Agency

Overview

Word of Mouth Agency combines web design, SEO, content, and social media, making them a solid choice for businesses wanting a marketing-first website approach.

Key Services

  • Website Design
  • SEO & Content Strategy
  • Social Media Integration

What They’re Best Known For

  • Marketing-aligned web builds

Considerations

  • Less focus on advanced custom development

Pricing

  • Mid-range

Best For

  • Businesses prioritising visibility and engagement

Visit Website: https://www.wordofmouthagency.com.au/

#4 Start Digital

The Start Agency

Overview

Start Digital is an award-winning Perth agency delivering creative, well-structured websites with full project support, including hosting and maintenance.

Key Services

  • Website Design & Development
  • Hosting & Maintenance
  • Ongoing Support

What They’re Best Known For

  • Reliable, end-to-end delivery

Considerations

  • Less CRO-driven than performance specialists

Pricing

  • Project-based

Best For

  • SMEs wanting a dependable digital partner

Visit Website: https://thestart.com.au/

#5 PWD (Perth Web Design & Development)

PWD

Overview

PWD is an established agency specialising in custom website design and SEO-ready development, with solutions tailored for both small businesses and enterprises.

Key Services

  • Custom Web Design
  • SEO-Ready Development
  • Performance Optimisation

What They’re Best Known For

  • Results-driven, practical builds

Considerations

  • More functional than visually bold

Pricing

  • Competitive

Best For

  • Businesses focused on leads and search visibility

Visit Website: https://pwd.com.au/

#6 Lilo Web Design

Lilo Web Design

Overview

Lilo Web Design focuses on custom WordPress and ecommerce websites that are performance-optimised and aligned with brand identity.

Key Services

  • WordPress Website Design
  • Ecommerce Development
  • Performance Optimisation

What They’re Best Known For

  • Clean, fast WordPress builds

Considerations

  • Limited enterprise-scale projects

Pricing

  • Accessible to mid-range

Best For

  • SMEs and ecommerce brands

Visit Website: https://www.lilo.net.au/

#7 Lethal Digital

Lethal

Overview

Lethal Digital is a well-reviewed Perth agency delivering responsive, marketing-integrated web design focused on lead generation.

Key Services

  • Web Design
  • Marketing Integration
  • Lead Optimisation

What They’re Best Known For

  • Lead-focused websites

Considerations

  • Smaller creative team

Pricing

  • Mid-range

Best For

  • Service-based businesses

Visit Website: https://www.lethal.com.au/

#8 Block Agency

Block Agency

Overview

Block Agency specialises in UI/UX-focused web design, WordPress development, and ecommerce solutions built to improve user engagement and conversions.

Key Services

  • UI/UX Design
  • WordPress Development
  • Ecommerce Websites

What They’re Best Known For

  • UX-led site experiences

Considerations

  • Less emphasis on broader marketing strategy

Pricing

  • Mid-range

Best For

  • Brands that prioritise user experience

Visit Website: https://blockagency.co/

#9 Dilate Digital

Dilate

Overview

Dilate Digital offers creative web design paired with SEO, content marketing, and digital strategy, making them suitable for businesses wanting design plus growth support.

Key Services

  • Web Design
  • SEO & Content Marketing
  • Digital Strategy

What They’re Best Known For

  • Integrated digital growth approach

Considerations

  • Less specialised in CRO

Pricing

  • Mid to high-tier

Best For

  • Scaling brands

Visit Website: https://www.dilate.com.au/

Category Winners

  • Best Overall Web Design Agency in Perth: Conquerra Digital
  • Best Brand-Led Web Design: Blackbox Design
  • Best Marketing-Integrated Website: Word of Mouth Agency
  • Best UX-Focused Web Design: Block Agency
  • Best WordPress Development: Lilo Web Design

Common Web Design Services Offered in Perth

  • Custom website design
  • UX/UI and CRO
  • Mobile-first development
  • SEO-ready architecture
  • WordPress and ecommerce builds
  • Ongoing maintenance and optimisation

Web Design Pricing in Perth

  • Small Business Websites: $4,000 – $9,000
  • Growth & Conversion Websites: $9,000 – $25,000
  • Enterprise & Custom Platforms: $25,000+

Final Verdict: Best Web Design Agency in Perth

Perth has no shortage of capable web design agencies, ranging from creative studios to technically focused developers. The right choice depends on whether your priority is branding, functionality, or measurable business growth.

For businesses that want mobile-first, SEO-ready, lightning-fast websites built to convert, aligning design with performance is essential.

That’s where Conquerra Digital quietly stands apart — delivering websites engineered not just to look good, but to drive leads, sales, and long-term growth.

FAQs

Typically 6–10 weeks, depending on scope and complexity.

Absolutely. SEO-ready architecture prevents costly redesigns later.

Clear messaging, fast load speed, mobile optimisation, and strong CTAs.