What Domain Group does

Domain Holdings Australia Limited, operating as Domain Group, is one of Australia's leading digital property technology marketplace platforms, connecting residential property buyers, sellers, renters, and real estate agents. Founded in 1999 (incorporated in 2000) and headquartered in Pyrmont, Sydney, the company operates a portfolio of digital marketplaces anchored by Domain.com.au, with sub-brands including Allhomes (Canberra/ACT-focused), Commercial Real Estate (CRE), Domain Media (advertising solutions), Domain Insight (housing market analytics for business and government), and Pricefinder (a property data platform covering 14 million+ Australian properties with 30+ years of sales history). The platform serves 45,000+ real estate agents and agencies across Australia and has facilitated 5.2 million home sales since 2019, with over 1 million users reported as not visiting the primary competitor (realestate.com.au).

The underlying technology is a digital marketplace delivered via web (domain.com.au) and mobile applications (iOS and Android), with a public Developer API supporting third-party integration and integrations including reCAPTCHA Enterprise for bot protection. Product capabilities span property search by location, school zone, and property type, price estimates, auction results, sold property data, suburb profiles, agent matching, and the Domain for Owners dashboard for homeowners. The business model is primarily advertising-driven: real estate agents and agencies pay annual subscriptions for listings, featured placements, and lead-generation tools, while consumers access the search platform free of charge. A secondary monetisation layer is data and analytics sales via Domain Insight and Pricefinder to government, financial institutions, and industry partners.

In April 2022, Domain acquired Realbase Pty Ltd (formed by the merger of Realhub and Campaigntrack) for an enterprise value of AUD 180 million (plus up to AUD 50 million contingent), expanding agent software integration across Australia and New Zealand. In May 2025, CoStar Group (NASDAQ: CSGP) announced the acquisition of Domain Holdings Australia for USD 1.92 billion (approximately AUD 3.0 billion), and the deal completed in August 2025, taking Domain private as a wholly-owned subsidiary of CoStar Group.

Name

Domain Group

Legal name

Domain Holdings Australia Limited

Website

https://domain.com.au

Company type

Private

Founded year

2000

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

Domain Group is an Australian digital property marketplace platform connecting residential buyers, sellers, and renters with 45,000+ real estate agents. It operates Domain.com.au, sub-brands including Allhomes and Pricefinder, and data products, now owned by CoStar Group.

Ownership category

akta.pro rank

Product category

Real Estate Marketplace

NAICS

Offices of Real Estate Agents and Brokers (5312), Offices of Real Estate Agents and Brokers (53121)

SIC

Real Estate Agents & Managers (For Others) (6531)

akta.pro primary industry

Seller Representation & Listing Services (BPAJAAAK)

akta.pro secondary industries

Residential Real Estate Brokerage (Buy/Sell) (FSAEAJAA), Land & Development Site Brokerage (BPAJABAG)

Keywords

• Property marketplace
• Real estate listings
• Agent advertising platform
• Property data analytics
• Rental search portal

Headquarters

HQ city

Pyrmont

HQ country

Australia

HQ region

Oceania

Offices6 records

Markets served

GTM type

B2B and B2C

Offering type

Digital Commerce or Content

Cost components

Technology or R&D, Personnel, Marketing or Sales, Operations, Infrastructure

Revenue model

1. Agent Advertising & Listings: Real estate agents and agencies pay for property listings, advertising placements, and featured listings on the Domain platform.
2. Subscription Services: Agent subscription services for access to the platform's advertising and lead generation tools.
3. Domain Insight: Data and analytics services for housing market insights sold to businesses, government, and industry partners.

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels5 records

Core offering

Domain Group operates Australia's leading residential and commercial property marketplace, connecting real estate agents, agencies, and developers with property buyers, renters, and sellers. The company monetizes primarily through paid agent advertising listings and subscription packages, while offering free property search to consumers. It complements the marketplace with property data and analytics products (Pricefinder, Domain Insight), digital magazines, and a developer API.

Product overview

Domain Group operates a multi-platform property technology marketplace serving Australia's residential and commercial real estate sectors. The core offering is Domain.com.au, a residential property marketplace for buying, renting, and selling, supported by specialized platforms including Allhomes (Canberra/ACT focused), Commercial Real Estate (commercial listings and business sales), and Domain Media (advertising solutions). Data and analytics products include Pricefinder (agent/investor property data covering 14M+ properties) and Domain Insight (business/government market insights). The portfolio also includes Domain Research (published market reports), Domain for Owners (homeowner dashboard with value estimates), Domain Digital Editions (property magazines), and a developer API. In 2025, Domain became part of CoStar Group, a global leader in commercial real estate information and analytics.

Differentiator

Problem solved

Functional benefit

Brands

• Allhomes: Canberra's preferred property website covering ACT and Southern NSW
• Commercial Real Estate (CRE)
• Domain Media
• Domain Insight
• Pricefinder
• Domain Review
• Australian Property Monitors (APM)

Quantifiable outcome

• 5.2 million Australian homes sold on Domain since 2019
• +2 more outcomes

Named customers3 records

Segments4 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

Yes

API docs

API detail

Core technology

AI maturity

App detail

Integration1 record

Feature3 records

Partnerships

One partnership is on record.

• Realbase Pty LtdcoreStrategic or Co-development Partner · 1 April 2022Domain acquired Realbase for $180 million enterprise value (plus up to $50 million contingent consideration). Realbase was formed by the merger of Realhub and Campaigntrack, providing property marketplace services. The acquisition aimed to increase market coverage in Australian property transactions from 35% to 50% and generate $18 million in annual EBITDA synergies by FY26.

Scale indicators10 records

Recent moves8 records

Expansion highlights6 records

Regional players

• PropertyGuru Group: PropertyGuru is the leading residential property marketplace across Southeast Asia (Singapore, Malaysia, Thailand, Vietnam, Indonesia). Same agent advertising and listing marketplace model as Domain, focused on Asia-Pacific geographies.
• Idealista: Idealista is the leading property portal in Spain, Portugal, and Italy. Operates a near-identical agent advertising and consumer search marketplace model to Domain, focused on Southern European markets.
• Rightmove: Rightmove is the dominant UK property portal with an agent subscription and advertising model. Highly comparable business model to Domain (agent subscriptions, listings, valuation tools) but serving the UK residential market.
• 99.co: 99.co is a leading property marketplace in Singapore and Indonesia offering listings, agent matching, and data services. Comparable two-sided marketplace structure and Southeast Asian geographic focus, smaller scale than PropertyGuru.
• Zoopla: Zoopla is a major UK residential property portal offering listings, valuations, and agent advertising. Directly analogous to Domain in business model but operating in the UK market.

Broad incumbents

• Zillow Group: Zillow operates the leading US residential property marketplace with comparable agent advertising, Premier Agent, and Zillow Home Loans offerings. Same two-sided marketplace model serving consumers and agents at national scale.
• Realtor.com (Move, Inc.): Realtor.com is a major US residential property portal monetising through agent advertising and subscriptions. Operates a similar listings-and-leads marketplace model to Domain, though embedded within the NAR ecosystem.

Direct peers

• REA Group: REA Group operates realestate.com.au, the dominant Australian residential property marketplace. It is Domain's primary direct competitor with overlapping agent advertising, consumer search, and data monetisation models in the same geography.

Emerging players

• Compass: Compass is a US tech-enabled real estate brokerage with a proprietary platform serving agents and consumers. Comparable in targeting agent productivity and end-to-end transaction workflows but operating under an agent-network model rather than a portal model.
• Redfin: Redfin is a US tech-enabled residential brokerage and portal combining listings with brokerage services. Overlaps with Domain on the consumer portal side and represents an alternative model integrating marketplace with agent services.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

• Xx.com/Domaincomau
• YouTubeyoutube.com/user/Domaincomau
• Facebookfacebook.com/domain.com.au
• LinkedInlinkedin.com/company/domain-com-au
• Instagraminstagram.com/domain.com.au/?hl=en

Revenue estimate

Valuation estimate

Number of profiles

Profiles6 records

Subsidiaries7 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A4 records

Investments2 records

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Domain Group