# Best real estate agents in Secret Harbour (6173 WA)

Source: https://www.properti.ai/grader/postcode/6173-wa
Publisher: Properti Agent Grader (https://www.properti.ai/grader)
Updated: 26 October 2026

As of 26 October 2026, the top-ranked real estate agent in 6173 WA on digital presence is ELSIE CORBY (Douglas Corby - Ray White Rockingham Baldivis), scoring 87 out of 100, followed by Jacob McGavin (Chalk Property - Rockingham) with 74 and Cass Levitzke (Coastal Realty WA - KARNUP) with 64.
According to realestate.com.au, 64 agents sold property in postcode 6173 in the last 12 months; 25 of them made 2 or more sales here and 15 of those are graded and ranked.
The average digital presence score of the ranked agents is 48.
By sales volume, Gabrielle Abbott sold the most here with 31 sales.
Postcode 6173 covers Secret Harbour.

## Ranked agents in 6173 WA (10 of 15 ranked)

Rank, agent, agency, Properti digital presence score out of 100, properties sold in postcode 6173 in the last 12 months per realestate.com.au, REA profile reviews, and Instagram plus Facebook followers. 5 ranked agents scoring under 45 (Bronze tier) are not listed on public boards.

1. [ELSIE CORBY](https://www.properti.ai/agent/elsie-a8c648c689) (Douglas Corby - Ray White Rockingham Baldivis): score 87, 3 sales here, 4.9 from 109 REA reviews, 299 followers. Median in Secret Harbour: $1,140,000, 36 days on market.
2. [Jacob McGavin](https://www.properti.ai/agent/jacob-mcgavin-f01c7e3ee4) (Chalk Property - Rockingham): score 74, 2 sales here, 5.0 from 23 REA reviews, 278 followers. Median in Secret Harbour: $1,727,500, 51 days on market.
3. [Cass Levitzke](https://www.properti.ai/agent/cass-a6678fd29d) (Coastal Realty WA - KARNUP): score 64, 26 sales here, 4.9 from 57 REA reviews, 1.8k followers. Median in Secret Harbour: $1,133,500, 60 days on market.
4. [Adam Dineley](https://www.properti.ai/agent/adam-4d06eae82e) (Elders Real Estate - Rockingham & Baldivis): score 64, 3 sales here, 5.0 from 132 REA reviews, 1.2k followers. Median in Secret Harbour: $975,000, 36 days on market.
5. [David Parlor](https://www.properti.ai/agent/david-49f7d901bf) (Elders Real Estate - Rockingham & Baldivis): score 64, 2 sales here, 5.0 from 5 REA reviews, 130 followers. Median in Secret Harbour: $1,090,000, 42 days on market.
6. [Richard Mathlin](https://www.properti.ai/agent/richard-a3d61aaa84) (Westcoast Property Sales): score 58, 2 sales here, 4.9 from 19 REA reviews, 586 followers. Median in Secret Harbour: $1,580,000, 71 days on market.
7. [Steve Haselhurst](https://www.properti.ai/agent/steve-0b4216e8bb) (Acton | Belle Property Rockingham & Baldivis): score 56, 2 sales here, 5.0 from 27 REA reviews, 344 followers. Median in Secret Harbour: $842,500, 43 days on market.
8. [Samuel Young](https://www.properti.ai/agent/samuel-c398841d0d) (Ray White - The Ialacci Group): score 54, 3 sales here, 5.0 from 57 REA reviews, 676 followers. Median in Secret Harbour: $2,150,000, 63 days on market.
9. [Jan Holloway](https://www.properti.ai/agent/jan-7d6d8ecc2d) (Lewis Holloway Property - MANDURAH): score 49, 2 sales here, 5.0 from 20 REA reviews, 101 followers. Median in Secret Harbour: $930,000, 27 days on market.
10. [NIKKI DE RIJCKE](https://www.properti.ai/agent/nikki-f483bd2431) (JW Residential): score 47, 22 sales here, 5.0 from 245 REA reviews, 1.8k followers. Median in Secret Harbour: $939,500, 21 days on market.

## Agencies with the most ranked agents in 6173 WA

- Elders Real Estate - Rockingham & Baldivis: 2 ranked agents, 2 agents sold here.
- Douglas Corby - Ray White Rockingham Baldivis: 1 ranked agent, 4 agents sold here.
- JW Residential: 1 ranked agent, 3 agents sold here.
- Ray White - The Ialacci Group: 1 ranked agent, 3 agents sold here.
- Chalk Property - Rockingham: 1 ranked agent, 2 agents sold here.

## Agents with 2+ sales here not yet graded (10)

- Gabrielle Abbott: 31 sales here.
- Clarissa Alsop: 26 sales here.
- MIKAYLA BETTENCOURT: 16 sales here.
- LISA DRYLIE: 9 sales here.
- Jackie Newman: 4 sales here.
- Tom Barnes: 3 sales here.
- Annette Rolt: 2 sales here.
- Melissa Young: 2 sales here.
- Denise Lewis: 2 sales here.
- Rob McGavin: 2 sales here.

## Common questions

### Who are the best real estate agents in 6173 WA?

By Properti's digital presence score, the top 5 agents in 6173 WA are 1. ELSIE CORBY (Douglas Corby - Ray White Rockingham Baldivis), 87/100, 4.9 from 109 REA reviews; 2. Jacob McGavin (Chalk Property - Rockingham), 74/100, 5.0 from 23 REA reviews; 3. Cass Levitzke (Coastal Realty WA - KARNUP), 64/100, 4.9 from 57 REA reviews; 4. Adam Dineley (Elders Real Estate - Rockingham & Baldivis), 64/100, 5.0 from 132 REA reviews; 5. David Parlor (Elders Real Estate - Rockingham & Baldivis), 64/100, 5.0 from 5 REA reviews. The score measures public social media activity, engagement, video, creative, reach and Google reviews, not sales results or service quality.

### Who is the top listing agent in 6173 WA by sales?

realestate.com.au credits Gabrielle Abbott with the most sales in postcode 6173 in the last 12 months: 31 sales as lead or joint agent. The highest-ranked agent on digital presence is ELSIE CORBY (Douglas Corby - Ray White Rockingham Baldivis) with 87/100.

### Which real estate agencies have the most top-ranked agents in 6173 WA?

Elders Real Estate - Rockingham & Baldivis (2 ranked agents), Douglas Corby - Ray White Rockingham Baldivis (1 ranked agent), JW Residential (1 ranked agent). Counts are ranked agents on this board; an agency's own digital presence is graded separately on its Properti agency page.

### How many real estate agents sell in 6173 WA?

64 agents sold property in postcode 6173 in the last 12 months according to realestate.com.au. 25 of them made 2 or more sales here, and 15 of those have a Properti digital presence score and appear in the ranking.

### How are real estate agents in 6173 WA ranked?

Properti's Agent Grader scores each agent out of 100 from public Instagram and Facebook activity in the last 30 days (posting activity, engagement, video, creative quality and reach) plus Google reviews, and ranks agents with 2 or more sales in postcode 6173 by that score. Sales counts come from realestate.com.au. Agents who have asked not to be listed are excluded. 5 ranked agents scoring under 45 (Bronze tier) are not listed on public boards.

### How much do real estate agents charge in 6173 WA?

Commission and marketing fees are not part of this ranking and vary by agent. In Australia, agent commission is negotiable and is usually a percentage of the sale price plus a marketing budget. Ask shortlisted agents for their fee and marketing costs in writing before signing an agency agreement.

### How up to date is the 6173 WA ranking?

Sales data was last captured from realestate.com.au on 2 October 2026 and scores were last updated on 26 October 2026. Scores refresh each time an agent is rescanned, and the sales window is always the last 12 months.

## About this data

Membership is every agent realestate.com.au lists as having sold in postcode 6173 in the last 12 months, as lead or joint agent. Agents with 2 or more sales here are ranked by the Properti digital presence score (https://www.properti.ai/grader/how-it-works), which measures public Instagram and Facebook activity in the last 30 days and Google reviews. It does not measure sales results or service quality. Agents who have asked not to be listed are excluded. 5 ranked agents scoring under 45 (Bronze tier) are not listed on public boards.

Canonical page: https://www.properti.ai/grader/postcode/6173-wa