Zip Code: 78578 (Port Isabel, TX) - Trend of Median House Listing Price (Realtor)
Updated on March 13, 2026.

According to data from Realtor.com, the median house listing price for the 78578 Zip Code in February 2026 was $303,000. The month over month percentage change (MoM) was -0.0531%, and the year over year percentage change (YoY) was -0.0661%.

You can see similar for other Texas Zip Codes, and for Texas.

The chart below shows the trend of the median house listing price in the 78578 zip code. The table below shows the trend of the median house listing price, and the MoM and YoY percentage changes.

Data Source: Realtor.
Zip Code: 78578 - Trend of Median House Listing Price ($)
Zip Code: 78578 Trend of Median House Listing Price
Items per page:
1 – 10 of 116
Month Price ($) MoM Perc. Change (%) YoY Perc. Change (%)
Aug 2016 169000
Sep 2016 169925
Oct 2016 177988
Nov 2016 179950
Dec 2016 179938
Jan 2017 182000
Feb 2017 189900
Mar 2017 180463
Apr 2017 186000
May 2017 187000
Jun 2017 189975
Jul 2017 194475
Aug 2017 197000 0.013 0.1657
Sep 2017 199800 0.0142 0.1758
Oct 2017 222250 0.1124 0.2487
Nov 2017 221150 -0.0049 0.229
Dec 2017 212500 -0.0391 0.181
Jan 2018 215000 0.0118 0.1813
Feb 2018 219450 0.0207 0.1556
Mar 2018 224950 0.0251 0.2465
Apr 2018 220000 -0.022 0.1828
May 2018 218950 -0.0048 0.1709
Jun 2018 222225 0.015 0.1698
Jul 2018 222950 0.0033 0.1464
Aug 2018 224950 0.009 0.1419
Sep 2018 224000 -0.0042 0.1211
Oct 2018 220000 -0.0179 -0.0101
Nov 2018 220000 0.0 -0.0052
Dec 2018 221200 0.0055 0.0409
Jan 2019 220000 -0.0054 0.0233
Feb 2019 221000 0.0045 0.0071
Mar 2019 224075 0.0139 -0.0039
Apr 2019 226657 0.0115 0.0303
May 2019 229000 0.0103 0.0459
Jun 2019 240000 0.048 0.08
Jul 2019 240000 0.0 0.0765
Aug 2019 237725 -0.0095 0.0568
Sep 2019 231964 -0.0242 0.0356
Oct 2019 225234 -0.029 0.0238
Nov 2019 220000 -0.0232 0.0
Dec 2019 217000 -0.0136 -0.019
Jan 2020 224925 0.0365 0.0224
Feb 2020 239000 0.0626 0.0814
Mar 2020 247500 0.0356 0.1045
Apr 2020 252474 0.0201 0.1139
May 2020 249948 -0.01 0.0915
Jun 2020 259000 0.0362 0.0792
Jul 2020 265144 0.0237 0.1048
Aug 2020 266656 0.0057 0.1217
Sep 2020 267913 0.0047 0.155
Oct 2020 265875 -0.0076 0.1804
Nov 2020 269925 0.0152 0.2269
Dec 2020 273675 0.0139 0.2612
Jan 2021 279085 0.0198 0.2408
Feb 2021 289900 0.0388 0.213
Mar 2021 288435 -0.0051 0.1654
Apr 2021 276125 -0.0427 0.0937
May 2021 249900 -0.095 -0.0002
Jun 2021 255000 0.0204 -0.0154
Jul 2021 262000 0.0275 -0.0119
Aug 2021 279000 0.0649 0.0463
Sep 2021 281750 0.0099 0.0516
Oct 2021 269000 -0.0453 0.0118
Nov 2021 269000 0.0 -0.0034
Dec 2021 298625 0.1101 0.0912
Jan 2022 289999 -0.0289 0.0391
Feb 2022 319000 0.1 0.1004
Mar 2022 336500 0.0549 0.1666
Apr 2022 326000 -0.0312 0.1806
May 2022 359000 0.1012 0.4366
Jun 2022 404850 0.1277 0.5876
Jul 2022 403000 -0.0046 0.5382
Aug 2022 394000 -0.0223 0.4122
Sep 2022 389000 -0.0127 0.3807
Oct 2022 375000 -0.036 0.3941
Nov 2022 357500 -0.0467 0.329
Dec 2022 349750 -0.0217 0.1712
Jan 2023 365000 0.0436 0.2586
Feb 2023 375000 0.0274 0.1755
Mar 2023 375000 0.0 0.1144
Apr 2023 360500 -0.0387 0.1058
May 2023 337450 -0.0639 -0.06
Jun 2023 344975 0.0223 -0.1479
Jul 2023 335750 -0.0267 -0.1669
Aug 2023 334900 -0.0025 -0.15
Sep 2023 319000 -0.0475 -0.1799
Oct 2023 325000 0.0188 -0.1333
Nov 2023 327250 0.0069 -0.0846
Dec 2023 328750 0.0046 -0.06
Jan 2024 342500 0.0418 -0.0616
Feb 2024 357000 0.0423 -0.048
Mar 2024 334725 -0.0624 -0.1074
Apr 2024 339950 0.0156 -0.057
May 2024 343225 0.0096 0.0171
Jun 2024 332450 -0.0314 -0.0363
Jul 2024 344900 0.0374 0.0273
Aug 2024 347350 0.0071 0.0372
Sep 2024 345000 -0.0068 0.0815
Oct 2024 339063 -0.0172 0.0433
Nov 2024 336000 -0.009 0.0267
Dec 2024 321200 -0.044 -0.023
Jan 2025 319950 -0.0039 -0.0658
Feb 2025 322450 0.0078 -0.0968
Mar 2025 324450 0.0062 -0.0307
Apr 2025 340000 0.0479 0.0001
May 2025 343750 0.011 0.0015
Jun 2025 352500 0.0255 0.0603
Jul 2025 357000 0.0128 0.0351
Aug 2025 389000 0.0896 0.1199
Sep 2025 375000 -0.036 0.087
Oct 2025 370000 -0.0133 0.0912
Nov 2025 375000 0.0135 0.1161
Dec 2025 332500 -0.1133 0.0352
Jan 2026 328575 -0.0118 0.027
Feb 2026 320000 -0.0261 -0.0076
Mar 2026 303000 -0.0531 -0.0661