Zip Code: 78218 (San Antonio, 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 78218 Zip Code in February 2026 was 27.873.

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 78218 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: 78218 - Market Hotness: Trend of Supply Score
Zip Code: 78218 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 93.81443298969072
October 2017 88.15699446414132
November 2017 81.30681818181819
December 2017 80.16001032324667
January 2018 86.41133614063232
February 2018 92.19336018891514
March 2018 67.53665894899319
April 2018 54.061915645127776
May 2018 75.17057860262008
June 2018 58.40590307784351
July 2018 90.17240266029573
August 2018 72.9943791517629
September 2018 73.31980725336038
October 2018 75.89240824534942
November 2018 72.40746599177476
December 2018 72.46851709072219
January 2019 87.50576606260296
February 2019 86.74541583682439
March 2019 92.26879113266367
April 2019 84.20872188699946
May 2019 59.47725869520477
June 2019 59.79291333288509
July 2019 77.22953934866653
August 2019 73.92661982825918
September 2019 72.02991039773093
October 2019 77.05267234701782
November 2019 75.28316625439396
December 2019 58.6992626054607
January 2020 62.4598855867169
February 2020 78.58916313714035
March 2020 63.39830820154469
April 2020 40.826777497402404
May 2020 53.82203642878471
June 2020 82.78374521144745
July 2020 82.86288763436703
August 2020 77.57961783439491
September 2020 78.09927459450648
October 2020 63.2902901224216
November 2020 73.55191256830601
December 2020 60.29800740610122
January 2021 71.71058845754227
February 2021 78.98588065546738
March 2021 90.27587779297765
April 2021 53.07334109429569
May 2021 29.399538106235568
June 2021 62.515009278463054
July 2021 69.50640960936711
August 2021 32.394101624870856
September 2021 83.3318161128812
October 2021 95.35701406419041
November 2021 61.79949053857351
December 2021 67.64475743348983
January 2022 72.00264229879996
February 2022 60.47553840408316
May 2022 91.02294007490637
June 2022 63.3147113594041
July 2022 25.71084560526072
August 2022 56.32743740921131
September 2022 48.638394739060786
October 2022 72.0995176440721
November 2022 46.34978772995921
December 2022 76.37320655403684
January 2023 91.83419320405622
February 2023 65.76248442442251
March 2023 42.50451535219747
April 2023 50.23604269293924
May 2023 45.33885466114534
June 2023 58.66587841166617
July 2023 43.93925101405528
August 2023 45.76271186440678
September 2023 55.44510517440312
October 2023 65.27053594324302
November 2023 68.30711990529342
December 2023 66.79066621575922
January 2024 51.77010682440187
February 2024 54.90306265805002
March 2024 54.4846690228293
April 2024 37.904052165812764
May 2024 28.545586107091168
June 2024 38.11949576929719
July 2024 50.29649151704826
August 2024 51.81139047313037
September 2024 43.29663465292418
October 2024 30.080676142912026
November 2024 38.44856661045531
December 2024 49.69561531941127
January 2025 54.08180026281209
February 2025 35.08983065417347
March 2025 20.704237507551568
April 2025 28.40450571620713
May 2025 53.747148908439236
June 2025 38.59852884243128
July 2025 33.89206253758268
August 2025 30.175983436853006
September 2025 27.274047186932847
October 2025 40.839059674502714
November 2025 29.13374411018485
December 2025 34.12144797709083
January 2026 35.13136479888398
February 2026 32.878261572017124
March 2026 27.873161915715105