Zip Code: 92021 (El Cajon, CA) - 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 92021 Zip Code in February 2026 was 82.182.

You can see similar for other California Zip Codes.

The chart and table below shows the trend of the market hotness: supply score for the 92021 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: 92021 - Market Hotness: Trend of Supply Score
Zip Code: 92021 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 97.17588253670728
October 2017 98.05933942899794
November 2017 99.10353535353535
December 2017 99.10961997548229
January 2018 99.49201256600495
February 2018 99.43742186414781
March 2018 95.88858485932786
April 2018 92.98427868965994
May 2018 92.43313318777294
June 2018 93.7113607658047
July 2018 95.02808807386842
August 2018 91.15993868165559
September 2018 99.02992645194014
October 2018 95.4311211664153
November 2018 95.86839607719077
December 2018 93.95399640195322
January 2019 87.50576606260296
February 2019 98.55092370029531
March 2019 97.63075857291305
April 2019 89.57761930883159
May 2019 72.66241339095836
June 2019 94.73542661198144
July 2019 94.07640390537972
August 2019 90.6128024980484
September 2019 89.53136079417263
October 2019 90.86625355021947
November 2019 88.44551490691316
December 2019 89.55025576297083
January 2020 94.19561880842751
February 2020 91.51453191178618
March 2020 94.35821993379919
April 2020 86.70031171144427
May 2020 84.06240668856375
June 2020 77.1351310748892
July 2020 89.42077178872478
August 2020 76.79140127388536
September 2020 89.40418942049067
October 2020 83.48146905919839
November 2020 93.08953341740227
December 2020 83.66249338740963
January 2021 84.97213563804667
February 2021 61.42430176234155
March 2021 88.5202918376653
April 2021 69.98835855646101
May 2021 63.44110854503464
June 2021 67.01233489793691
July 2021 61.92591097203998
August 2021 61.95172349018503
September 2021 88.77560309512972
October 2021 81.0043274432023
November 2021 76.90138282387191
December 2021 87.69561815336463
January 2022 77.63954640537267
February 2022 61.78264658284576
March 2022 64.24558587479936
April 2022 75.43292840527268
May 2022 71.19616104868915
June 2022 67.0391061452514
July 2022 64.98101324441976
August 2022 53.23421344954286
September 2022 61.00666048393896
October 2022 70.71168655327071
November 2022 76.75851161241988
December 2022 76.8656082859326
January 2023 64.9973314356876
February 2023 88.88143391162657
March 2023 91.32048966486053
April 2023 85.81691297208539
May 2023 87.2033127966872
June 2023 88.04808355503006
July 2023 87.68984058107726
August 2023 93.46505936735248
September 2023 94.63921185763735
October 2023 84.46021027438243
November 2023 84.70319634703196
December 2023 86.27832262428137
January 2024 73.39101262470203
February 2024 98.72623396085044
March 2024 95.49145095042506
April 2024 91.79319981369353
May 2024 62.09298118668596
June 2024 79.7357969262649
July 2024 90.6028660846648
August 2024 80.88199855410073
September 2024 72.02311236042789
October 2024 85.01728774490972
November 2024 91.56829679595279
December 2024 85.21229868228404
January 2025 72.19940867279895
February 2025 87.5612481733001
March 2025 82.86010183826701
April 2025 89.19804976462676
May 2025 82.64092538286086
June 2025 67.59581881533101
July 2025 75.80426939266385
August 2025 84.37592428275657
September 2025 82.17785843920146
October 2025 74.67631103074142
November 2025 86.6763320043494
December 2025 68.85233864454071
January 2026 57.9477640858715
February 2026 65.02948541885452
March 2026 82.18187792655878