78578's Top REALTORS® And Real Estate Agents
78578 is a zip code in Port Isabel, TX. Here are the Top Real Estate Agents that service 78578.
Top Agent
117
Total Number Of Homes Sold
2017
Year Licensed
9
Years Experience
Top Agent$470K
All-Time Sales
432
Total Number Of Homes Sold
2005
Year Licensed
The 78578 Housing Market
Verified MLS market data for the 78578 zip code in Port Isabel, TX as of August 2026.
Median Sale Price
$345K
Median Days on Market
124 days
Sale-to-List Price
95.0%
Homes Sold (monthly)
20
Across all of Port Isabel: $390K median and 127 days on market.
Zip market data through August 2026. Agent sales figures reflect verified sales by ranked agents, not total market volume.
Top Realtors by Zip Code in Port Isabel, TX
Why you need a Top Real Estate Agent in 78578, TX
78578 has 4 active real estate agents for you to choose from. How do you know if you're selecting the best one in your area? Simple: EffectiveAgents has analyzed the performance history and past transactions of every agent in 78578.
How We Rank 78578 Real Estate Agents
Our rankings are built from verified transaction data, not advertising spend. For every agent we analyze more than fifteen performance signals, including recent and all-time sales, days on market, negotiation results, price-point fit, and verified reviews.
Agents cannot pay for placement in these rankings. The underlying data refreshes as new closed transactions are reported, so rankings shift with real market performance. Learn how we rank agents.
Rankings reviewed by Kevin Stuteville, Licensed Florida Real Estate Broker (License BK3068131), Founder of EffectiveAgents.
Data last updated: August 2026
Frequently Asked Questions
You have questions.
Luckily, we have answers.
How many realtors are there in 78578?
There are 4 real estate agents in 78578.
Who are the top real estate agents in 78578?
Top selling real estate agents in 78578 include Yanett Rodriguez and Bertha De La Rosa.
What is the best time of year to sell a home in the Port Isabel area?
Based on the last 24 months of verified MLS market data, homes in the Port Isabel area sell fastest and closest to asking price when they go under contract in October. To hit that window, plan to list around August.
Free Real Estate Calculators
Planning a move in Port Isabel? Run the numbers first.