Zip Code: 78550 (Harlingen, TX) - Market Hotness: Trend of Supply Score (Realtor)
Updated on March 13, 2026.

According to data from Realtor.com, the market hotness: supply score for the 78550 Zip Code in February 2026 was 49.873.

You can see similar for other Texas Zip Codes.

The chart and table below shows the trend of the market hotness: supply score for the 78550 zip code.

Note: Supply Score is an index representing the metro's median days on market ranking compared to other metros.

Data Source: Realtor.
Zip Code: 78550 - Market Hotness: Trend of Supply Score
Zip Code: 78550 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 30.640424867228994
October 2017 40.07588480437892
November 2017 37.859848484848484
December 2017 49.86773340215498
January 2018 46.80836842457055
February 2018 48.68731768301153
March 2018 42.11744895811408
April 2018 39.912736339081654
May 2018 33.617631004366814
June 2018 21.53160938642558
July 2018 27.468199134758187
August 2018 40.22100153295861
September 2018 27.200101445599795
October 2018 12.68225238813474
November 2018 12.375830433407149
December 2018 27.126702647134415
January 2019 43.782537067545306
February 2019 51.63793695487947
March 2019 43.0827848978178
April 2019 31.25342841470104
May 2019 21.49962269328394
June 2019 28.07772473609897
July 2019 38.62132232488042
August 2019 32.396565183450434
September 2019 43.59569393411977
October 2019 62.496772527756264
November 2019 70.74599661502408
December 2019 72.29123762705109
January 2020 77.96846658294963
February 2020 64.06455381919088
March 2020 55.23354174328797
April 2020 61.978625500964824
May 2020 53.82203642878471
June 2020 47.26207466386239
July 2020 33.52408939757173
August 2020 33.853503184713375
September 2020 49.2053142065368
October 2020 47.87858460506457
November 2020 50.63472047078604
December 2020 44.43660730029977
January 2021 44.15792953622367
February 2021 54.148201587138004
March 2021 77.64477884176927
April 2021 46.79860302677532
May 2021 73.4526558891455
June 2021 83.62624167667285
July 2021 89.62349853638841
August 2021 69.85066215835447
September 2021 65.03413746017296
October 2021 86.25135232600071
November 2021 69.36863173216885
December 2021 45.295383411580595
January 2022 42.254761642629084
February 2022 56.479521971866056
March 2022 63.64365971107544
April 2022 52.97234427500646
May 2022 41.84222846441947
June 2022 15.280364163045727
July 2022 12.762804482726683
August 2022 52.42245578056909
September 2022 81.2831970322907
October 2022 70.71168655327071
November 2022 59.63539498876217
December 2022 27.031157144069955
January 2023 32.307418608788474
February 2023 92.66749736413304
March 2023 85.5007023881196
April 2023 67.50821018062398
May 2023 45.33885466114534
June 2023 31.027687456892306
July 2023 33.07235166493727
August 2023 78.89966464243633
September 2023 55.44510517440312
October 2023 31.925805624412344
November 2023 66.93725689159479
December 2023 38.89076766993574
January 2024 63.088196345016335
February 2024 42.746089725578344
March 2024 36.125704460788995
April 2024 29.16627852817885
May 2024 38.79341534008683
June 2024 22.500431704368847
July 2024 16.216438807445233
August 2024 26.411759980721346
September 2024 30.139767314749744
October 2024 20.34575489819439
November 2024 14.724819868158823
December 2024 12.599213993989366
January 2025 21.46024967148489
February 2025 19.324335940857903
March 2025 18.477604211616466
April 2025 22.83960995292535
May 2025 21.831215379602476
June 2025 15.62524196670538
July 2025 27.66085387853277
August 2025 29.784087548062704
September 2025 24.2032667876588
October 2025 19.804701627486438
November 2025 28.213120695904315
December 2025 30.112343050150525
January 2026 35.13136479888398
February 2026 42.07932789401406
March 2026 49.87266902160519