Zip lookup · MD

21655
Preston, Maryland.

Preston, Caroline County, MD · population 5,053

What it costs per month · 21655 $1,754/mo

to buy the typical home at today's mortgage rate — +$922 (+111%) since Jan 2020.

What the home itself did
1 year
Up $3,100 +1%
$331,165$334,266 since Sep 2025
5 years
Up $49,584 +17%
$284,681$334,266 since Sep 2021

Monthly payment to buy the typical home

Home value × that month's 30-year mortgage rate, 20% down, principal and interest. This is the line households feel: prices and rates compound each other.

$500 $1,000 $1,500 $2,000 2002 2006 2010 2014 2018 2022 2026 21655 $1,754 United States $1,922
$500 $1,000 $1,500 $2,000 2002 2010 2018 2026
  • 21655$1,754
  • United States$1,922

At the last five years' pace, a typical home here doubles in price every 22 years.

Typical home values in zip 21655 rose 0.9% over the past year — slower than the nation's +1.2%.

Zillow also publishes an index for the city itself: Preston, MD — measured over the city limits, which is a different area from this zip.

Typical home value $334,266 as of Sep 2026
+0.9%year on year

Typical home value — 21655

Mid-tier homes, smoothed and seasonally adjusted.

$200,000 $250,000 $300,000 $350,000 2018 2020 2022 2024 2026 21655 $334,266 United States $366,157
$200,000 $250,000 $300,000 $350,000 2018 2022 2026
  • 21655$334,266
  • United States$366,157

Within 20 miles

Miles sorted ascending, activate to sort descending Zip activate to sort by Zip City activate to sort by City Population activate to sort by Population Rent activate to sort by Rent Home value activate to sort by Home value
7.5 21643 Hurlock 5,392 — $274,209
8.0 21632 Federalsburg 6,436 — $241,528
9.2 21673 Trappe 2,843 $2,600 $405,852
9.3 21601 Easton 24,671 $2,127 $441,087
9.3 21625 Cordova 1,766 — $439,033
9.4 21629 Denton 10,252 — $358,239
9.6 21664 Secretary 635 — $236,562
11.0 21631 East New Market 2,429 — $332,471
11.6 21654 Oxford 1,179 — $908,397
13.5 21659 Rhodesdale 1,601 — $304,963
14.6 21660 Ridgely 4,132 — $364,804
14.8 21657 Queen Anne 1,354 — $465,948
14.9 21679 Wye Mills 306 — $660,157
15.3 21662 Royal Oak 546 — $1,106,774
16.7 21639 Greensboro 4,682 — $310,080
17.0 19933 Bridgeville 10,597 $3,032 $365,908
17.0 21663 Saint Michaels 3,764 — $718,474
17.8 19973 Seaford 26,834 — $314,424
17.8 21658 Queenstown 3,632 — $648,569
17.9 21861 Sharptown 920 — $220,423
18.2 19950 Greenwood 7,918 — $379,125
19.1 21613 Cambridge 17,926 $1,867 $259,517
19.2 21612 Bozman 470 — $933,160
19.5 21652 Neavitt 155 — $584,150
19.8 19952 Harrington 10,908 — $344,683
19.9 21624 Claiborne 162 — $476,378
19.9 21647 Mcdaniel 320 — $508,624

Coordinates and population from SimpleMaps US Zips (Basic). Rent and home values from Zillow Research.