Zip Code: 80104 (Castle Rock, CO) - 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 80104 Zip Code in February 2026 was 88.466.

You can see similar for other Colorado Zip Codes.

The chart and table below shows the trend of the market hotness: supply score for the 80104 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: 80104 - Market Hotness: Trend of Supply Score
Zip Code: 80104 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 85.00468603561387
October 2017 76.92977545561983
November 2017 73.90782828282828
December 2017 77.57274662881476
January 2018 79.79413140832831
February 2018 83.53938046950965
March 2018 78.76236581772258
April 2018 94.73647759540135
May 2018 91.87363537117903
June 2018 90.6800505218374
July 2018 86.36275585975334
August 2018 71.078180889116
September 2018 74.12503170174993
October 2018 93.63373554550026
November 2018 88.29484340398608
December 2018 80.67977383705988
January 2019 67.45963756177925
February 2019 98.65393860311792
March 2019 96.20367163145134
April 2019 94.94651673066375
May 2019 89.42855182822255
June 2019 90.59369326968331
July 2019 90.30207719022346
August 2019 84.8295602393963
September 2019 84.0649777605879
October 2019 82.13271365866254
November 2019 78.03020440046868
December 2019 91.98830797847604
January 2020 89.23538440072555
February 2020 61.95414049948883
March 2020 60.94887826406767
April 2020 93.33531245361438
May 2020 84.51030158256197
June 2020 84.09824983099227
July 2020 86.46663057768154
August 2020 87.14968152866241
September 2020 84.44861031868938
October 2020 84.56313935938286
November 2020 75.48549810844892
December 2020 96.0412625639217
January 2021 97.44025691886276
February 2021 94.74389364114192
March 2021 98.9626082991336
April 2021 98.70779976717114
May 2021 95.73903002309468
June 2021 98.87566859513154
July 2021 97.9004744120319
August 2021 92.8336620644313
September 2021 95.03868912152936
October 2021 95.53732419761991
November 2021 91.83042212518195
December 2021 96.9679186228482
January 2022 84.75173400858748
February 2022 94.43545375326778
March 2022 99.77260567148207
April 2022 97.76428017575601
May 2022 96.16104868913857
June 2022 95.68590937306021
July 2022 95.5265351486524
August 2022 90.31017687772366
September 2022 84.34364724728101
October 2022 80.04569687738005
November 2022 59.63539498876217
December 2022 55.505560743696414
January 2023 82.1917808219178
February 2023 83.80139940573181
March 2023 92.55468593216938
April 2023 92.60057471264368
May 2023 88.24361175638825
June 2023 91.25036949453148
July 2023 89.25573059145364
August 2023 92.07831052297652
September 2023 76.88825774385373
October 2023 76.28002393366955
November 2023 77.90461694571283
December 2023 60.238417314846124
January 2024 60.65154056678732
February 2024 69.70122693640536
March 2024 89.21577992167352
April 2024 82.54308337214718
May 2024 84.42474674384948
June 2024 86.7639440511138
July 2024 75.9759512436172
August 2024 65.85267893003454
September 2024 64.31638947450612
October 2024 66.78447944679216
November 2024 56.54606776023302
December 2024 52.300223472297134
January 2025 52.48850197109067
February 2025 57.121980572509244
March 2025 87.55501855527747
April 2025 89.19804976462676
May 2025 76.40110785272076
June 2025 67.59581881533101
July 2025 62.15423932651834
August 2025 50.236616385684705
September 2025 46.72958257713249
October 2025 53.41048824593129
November 2025 59.76803189561435
December 2025 45.26764079594684
January 2026 37.40990467333178
February 2026 36.23071330479037
March 2026 88.46627782797995