Zip Code: 21757 (Keymar, Maryland) - Trend of Zillow Home Value Index (ZHVI) for All Homes (SFR, Condo/Co-op), Smooth and Seasonally Adjusted (Zillow)

Updated on March 22, 2026.

According to data from Zillow.com, the smoothed and seasonally adjusted Zillow home value index (ZHVI) for All Homes (SFR, Condo/Co-op) in the 21757 Zip Code (Keymar, Maryland) in February 2026 was $445,789.448. The month over month percentage change (MoM) was 0.18%, and the year over year percentage change (YoY) was 3.27%.

The chart below shows the trend of the smoothed and seasonally adjusted ZHVI for the 21757 zip code (Keymar, Maryland). The table below shows the trend of the smoothed and seasonally adjusted ZHVI, and the MoM and YoY percentage changes for the 21757 zip code (Keymar, Maryland).

You can see similar information for other Maryland zip codes, and for Maryland.

Note: Zillow Home Value Index (ZHVI) is a measure of the typical home value and market changes across a given region and housing type. It reflects the typical value for homes in the 35th to 65th percentile range.

Data Source: Zillow.
Zip Code: 21757 (Keymar, Maryland) - Trend of Zillow Home Value Index (ZHVI), Smooth and Seasonally Adjusted ($)
Zip Code: 21757 (Keymar, Maryland) - Trend of Zillow Home Value Index (ZHVI), Smooth and Seasonally Adjusted
Items per page:
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Month ZHVI ($) MoM Perc. Change (%) YoY Perc. Change (%)
Jan 2015 264370.5736996238 0.22 4.07
Feb 2015 264843.67908732715 0.18 3.96
Mar 2015 265478.1993324414 0.24 3.89
Apr 2015 266270.9132695838 0.30 3.93
May 2015 266330.0119485271 0.02 3.69
Jun 2015 266051.87731781177 -0.10 3.29
Jul 2015 264815.07096324395 -0.46 2.65
Aug 2015 263683.91113452637 -0.43 1.77
Sep 2015 263340.4803326298 -0.13 1.04
Oct 2015 264373.28969819896 0.39 0.87
Nov 2015 266031.26331344777 0.63 1.06
Dec 2015 267153.75976255984 0.42 1.27
Jan 2016 268404.89645898197 0.47 1.53
Feb 2016 269089.92905455973 0.26 1.60
Mar 2016 269587.8162323621 0.19 1.55
Apr 2016 269598.9670009786 0.00 1.25
May 2016 269127.7233823112 -0.17 1.05
Jun 2016 268744.2404683828 -0.14 1.01
Jul 2016 267563.0404464504 -0.44 1.04
Aug 2016 266343.78035804577 -0.46 1.01
Sep 2016 265308.90150024724 -0.39 0.75
Oct 2016 265722.692354102 0.16 0.51
Nov 2016 267351.44834340486 0.61 0.50
Dec 2016 269544.9493439517 0.82 0.90
Jan 2017 272007.89667999133 0.91 1.34
Feb 2017 273595.7225055468 0.58 1.67
Mar 2017 273818.3320312808 0.08 1.57
Apr 2017 273098.89712912 -0.26 1.30
May 2017 272590.98914451554 -0.19 1.29
Jun 2017 273223.6967231625 0.23 1.67
Jul 2017 273978.26610664226 0.28 2.40
Aug 2017 275760.5605637511 0.65 3.54
Sep 2017 277847.9459767108 0.76 4.73
Oct 2017 280026.4169138417 0.78 5.38
Nov 2017 281561.3488081735 0.55 5.32
Dec 2017 282830.0158747546 0.45 4.93
Jan 2018 284382.6024480037 0.55 4.55
Feb 2018 285842.17824072094 0.51 4.48
Mar 2018 287221.48125805566 0.48 4.89
Apr 2018 287450.236479822 0.08 5.26
May 2018 287553.856814235 0.04 5.49
Jun 2018 287359.69171319273 -0.07 5.17
Jul 2018 288367.73771692376 0.35 5.25
Aug 2018 289436.10749086406 0.37 4.96
Sep 2018 290552.1836640541 0.39 4.57
Oct 2018 291287.28245728323 0.25 4.02
Nov 2018 291698.1134932015 0.14 3.60
Dec 2018 291860.82702255127 0.06 3.19
Jan 2019 292221.0410972577 0.12 2.76
Feb 2019 293340.12737698876 0.38 2.62
Mar 2019 295842.5325386737 0.85 3.00
Apr 2019 298162.05950089975 0.78 3.73
May 2019 299835.5457948951 0.56 4.27
Jun 2019 300176.7398717708 0.11 4.46
Jul 2019 300629.1092632488 0.15 4.25
Aug 2019 301791.328356142 0.39 4.27
Sep 2019 303142.90862151404 0.45 4.33
Oct 2019 304170.5328465504 0.34 4.42
Nov 2019 304906.2432251453 0.24 4.53
Dec 2019 305805.2761679277 0.30 4.78
Jan 2020 306996.58170106116 0.39 5.06
Feb 2020 308230.10961444024 0.40 5.08
Mar 2020 309643.9582092736 0.46 4.67
Apr 2020 311513.13827290386 0.60 4.48
May 2020 312740.3340693784 0.39 4.30
Jun 2020 313147.5595104284 0.13 4.32
Jul 2020 313523.9677559564 0.12 4.29
Aug 2020 315922.97624901455 0.77 4.68
Sep 2020 320622.48628036736 1.49 5.77
Oct 2020 325976.42494975275 1.67 7.17
Nov 2020 331119.31022383843 1.58 8.60
Dec 2020 336173.8695539334 1.53 9.93
Jan 2021 340902.43549466564 1.41 11.04
Feb 2021 346475.2603279384 1.64 12.41
Mar 2021 351518.06957819517 1.46 13.52
Apr 2021 357527.1504738149 1.71 14.77
May 2021 362470.27247920004 1.38 15.90
Jun 2021 366587.25160112063 1.14 17.07
Jul 2021 368474.2730335868 0.52 17.53
Aug 2021 369228.18693308317 0.21 16.87
Sep 2021 368451.8747273872 -0.21 14.92
Oct 2021 368180.6904909196 -0.07 12.95
Nov 2021 368372.64970261947 0.05 11.25
Dec 2021 370521.8947745689 0.58 10.22
Jan 2022 374165.62330276053 0.98 9.76
Feb 2022 378183.4685378087 1.07 9.15
Mar 2022 382184.9781121818 1.06 8.72
Apr 2022 385652.08766401216 0.91 7.87
May 2022 388634.9597081502 0.77 7.22
Jun 2022 390351.5252287945 0.44 6.48
Jul 2022 389759.61075750034 -0.15 5.78
Aug 2022 387147.3668470964 -0.67 4.85
Sep 2022 383747.065423097 -0.88 4.15
Oct 2022 381622.63139740983 -0.55 3.65
Nov 2022 380290.20919853245 -0.35 3.24
Dec 2022 380336.0001695447 0.01 2.65
Jan 2023 380855.27091478853 0.14 1.79
Feb 2023 381998.7386584618 0.30 1.01
Mar 2023 383326.36684881133 0.35 0.30
Apr 2023 385157.31051388086 0.48 -0.13
May 2023 388378.60420710547 0.84 -0.07
Jun 2023 391298.53416679444 0.75 0.24
Jul 2023 393897.0120515449 0.66 1.06
Aug 2023 396555.631463095 0.68 2.43
Sep 2023 399688.79629524547 0.79 4.15
Oct 2023 402421.8187163303 0.68 5.45
Nov 2023 403522.0259544286 0.27 6.11
Dec 2023 404064.08654494426 0.13 6.24
Jan 2024 404046.5641760646 0.00 6.09
Feb 2024 405888.94197212654 0.46 6.25
Mar 2024 409551.0448332483 0.90 6.84
Apr 2024 414226.3787283784 1.14 7.55
May 2024 417858.9306776775 0.88 7.59
Jun 2024 419514.85497753444 0.40 7.21
Jul 2024 420060.5409249424 0.13 6.64
Aug 2024 420055.0334668697 0.00 5.93
Sep 2024 420752.3925339481 0.17 5.27
Oct 2024 422807.5382276513 0.49 5.07
Nov 2024 425467.4517233586 0.63 5.44
Dec 2024 428213.24284765084 0.65 5.98
Jan 2025 429953.96220366674 0.41 6.41
Feb 2025 431675.45236669946 0.40 6.35
Mar 2025 433208.37047657446 0.36 5.78
Apr 2025 435388.1648667573 0.50 5.11
May 2025 437352.6956265422 0.45 4.67
Jun 2025 438819.96484334214 0.34 4.60
Jul 2025 440585.7500440814 0.40 4.89
Aug 2025 441699.84532746044 0.25 5.15
Sep 2025 442661.5590524815 0.22 5.21
Oct 2025 442754.69180267147 0.02 4.72
Nov 2025 443118.6443748584 0.08 4.15
Dec 2025 443923.6682137049 0.18 3.67
Jan 2026 444995.00486415735 0.24 3.50
Feb 2026 445789.4482183123 0.18 3.27