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Maryland ZIP Codes & Demographics

Maryland ZIP codes, demographics, and median household income — 477 ZIP codes — population 6,170,363 — avg. income $111,660 — avg. home value $427,350. Compare counties, cities, and ZIP-level data on US5.

ZIP codes
477
Population
6,170,363
Median household income (avg.)
$111,660
149% of U.S. median
Average home value
$427,350
123% of U.S. median
Average rent
$1,415
Cities Counties Current time in Maryland Maryland map Inflation calculator

Maryland demographics

Maryland has 477 ZIP codes across 24 counties on US5, with a combined ZIP-area population of about 6,170,363.

Across ZIP codes with age data, the average median age is about 43.5 years.

Among cities represented in this ZIP set, Aspen Hill is among the largest population centers.

Median household income in Maryland

The average median household income across ZIP codes in Maryland is about $111,660 — about 49% above the U.S. median ($75,149).

Among ZIPs with income data, 20759 (Fulton) is near the top at about $250,001, while 20899 (Gaithersburg) is near the bottom at about $23,917.

Housing in Maryland

For housing in Maryland, the average median home value is about $427,350 and the average median rent is about $1,415.

The most populous ZIP is 20906 (Aspen Hill) with about 71,216 residents. Use the table below to compare ZIP codes across the state.

ZIP codes in Maryland

Sort by population, income, or home value. Click a column header to toggle ascending / descending.

ZIP City County State Population ↓ Income Home value
20662 — Charles County MD 2,326 $84,286 $381,900
21794 — Howard County MD 2,326 $223,833 $977,200
20763 Savage Howard County MD 2,320 $119,083 $406,300
20778 Shady Side Anne Arundel County MD 2,243 $177,083 $718,100
21635 Galena Kent County MD 2,200 $97,194 $387,600
21036 — Howard County MD 2,162 $170,313 $843,200
20677 Port Tobacco Village Charles County MD 2,113 $150,956 $525,400
20842 — Montgomery County MD 2,093 $166,389 $709,300
20860 Ashton-Sandy Spring Montgomery County MD 2,062 — $665,000
20689 Chesapeake Beach Calvert County MD 2,046 $174,583 $468,400
21838 — Somerset County MD 1,975 $85,577 $179,200
21668 Sudlersville Queen Anne's County MD 1,973 $80,938 $349,300
21649 Marydel Queen Anne's County MD 1,938 $58,464 $199,200
21678 Worton Kent County MD 1,868 $70,167 $306,900
21874 Willards Wicomico County MD 1,847 $74,545 $219,500
21539 Lonaconing Garrett County MD 1,846 $51,667 $108,700
21625 Cordova Talbot County MD 1,837 $93,589 $355,800
20675 Pomfret Charles County MD 1,836 $116,439 $436,900
21780 Sabillasville Frederick County MD 1,814 $64,602 $419,900
21917 — Cecil County MD 1,786 $104,583 $362,200
21545 Mount Savage Allegany County MD 1,716 $59,551 $111,300
21871 Fairmount Somerset County MD 1,635 $52,064 $201,500
20818 Cabin John Montgomery County MD 1,602 $221,392 $1,273,300
20670 — St. Mary's County MD 1,577 $70,945 —
21555 Oldtown Allegany County MD 1,577 — $205,900
21657 Queen Anne Queen Anne's County MD 1,533 $106,588 $354,400
21521 Moscow Garrett County MD 1,521 $69,758 $130,900
20618 — St. Mary's County MD 1,513 $103,115 $291,900
21530 Flintstone Allegany County MD 1,481 $63,904 $194,100
21659 Galestown Dorchester County MD 1,480 $68,889 $202,100
21779 Gapland Washington County MD 1,449 $80,743 $551,400
21912 Cecilton Cecil County MD 1,430 $65,074 $385,600
21557 Danville Allegany County MD 1,323 $33,646 $99,900
21640 Henderson Caroline County MD 1,251 $65,952 $260,200
21733 St. James Washington County MD 1,240 $106,667 $316,300
20693 — Charles County MD 1,238 $148,750 $428,900
21654 Oxford Talbot County MD 1,195 $88,512 $802,000
21719 Highfield-Cascade Washington County MD 1,162 $75,278 $230,500
20620 Callaway St. Mary's County MD 1,160 $154,188 $369,200
20624 — St. Mary's County MD 1,157 $99,638 $423,700
21920 — Cecil County MD 1,153 $119,156 $338,600
21541 — Garrett County MD 1,147 $65,347 $245,900
20625 Cobb Island Charles County MD 1,135 $161,000 $244,400
20611 — Charles County MD 1,128 $132,917 $395,400
20688 Solomons Calvert County MD 1,113 $88,902 —
20629 Solomons Calvert County MD 1,067 $90,400 $459,500
20690 Tall Timbers St. Mary's County MD 1,046 $129,236 $558,900
20779 Deale Anne Arundel County MD 1,010 $120,924 $508,500
20609 — St. Mary's County MD 976 $114,181 $474,700
20686 — St. Mary's County MD 949 — —
21841 Newark Worcester County MD 942 $78,036 $326,200
21767 Maugansville Washington County MD 914 $44,960 $220,100
21636 Goldsboro Caroline County MD 913 $66,818 $257,100
20621 — St. Mary's County MD 902 — $562,500
20896 Garrett Park Montgomery County MD 890 $250,001 $994,200
21869 Vienna Dorchester County MD 889 $66,484 $202,900
21645 Kennedyville Kent County MD 872 — $298,700
21913 Cecilton Cecil County MD 863 $95,795 $233,800
20658 — Charles County MD 862 $97,177 $290,200
21778 — Frederick County MD 840 $110,489 $415,700
21671 Tilghman Island Talbot County MD 836 $64,514 $339,400
21734 Funkstown Washington County MD 826 $58,438 $241,900
20684 — St. Mary's County MD 825 $176,938 $375,500
21856 Quantico Wicomico County MD 816 $77,946 $242,700
21861 Sharptown Wicomico County MD 806 $85,714 $186,700
20628 — St. Mary's County MD 791 $160,043 $412,100
21711 Pecktonville Washington County MD 789 $91,083 $274,100
21914 Charlestown Cecil County MD 786 $57,167 $300,600
20701 Jessup Howard County MD 749 $81,763 —
21821 Dames Quarter Somerset County MD 736 $51,500 $151,700
21524 Corriganville Allegany County MD 732 $73,661 $140,700
20645 — Charles County MD 717 $176,591 $516,400
20680 — St. Mary's County MD 702 $81,125 $392,400
20632 — Charles County MD 687 $204,071 $491,200
21872 Whaleyville Worcester County MD 675 $114,625 $385,700
21864 Stockton Worcester County MD 667 $87,717 $173,100
20674 Piney Point St. Mary's County MD 638 $126,029 $398,600
20765 Galesville Anne Arundel County MD 631 $131,023 $480,600
20608 Aquasco Prince George's County MD 629 $79,635 $356,500
21662 — Talbot County MD 612 $133,125 $708,300
21538 Kitzmiller Garrett County MD 605 $83,913 —
21664 Secretary Dorchester County MD 598 $68,333 $172,100
20880 Washington Grove Montgomery County MD 590 $160,417 $594,200
21723 — Howard County MD 587 $250,001 $914,800
21840 Nanticoke Wicomico County MD 573 $120,324 —
20758 Friendship Anne Arundel County MD 570 — $604,400
21607 Barclay Queen Anne's County MD 538 $88,702 $405,100
21677 Madison Dorchester County MD 534 $112,578 $439,300
21082 Pleasant Hills Baltimore County MD 525 $144,426 $525,400
21153 Pikesville Baltimore County MD 519 $184,643 $988,200
21529 Ellerslie Allegany County MD 516 $34,167 $145,200
21766 Little Orleans Allegany County MD 509 $54,821 $192,400
21612 — Talbot County MD 446 $113,438 $573,400
20692 Tall Timbers St. Mary's County MD 438 $120,491 $381,700
21405 — Anne Arundel County MD 426 $182,614 $944,000
20615 Broomes Island Calvert County MD 422 $191,944 $478,900
21647 — Talbot County MD 412 $111,111 $493,800
20838 Barnesville Montgomery County MD 409 $223,571 $807,100
21634 Fishing Creek Dorchester County MD 394 $58,750 $275,000
20862 Ashton-Sandy Spring Montgomery County MD 393 $242,721 $804,200

Frequently asked questions

How many ZIP codes are in Maryland?

Maryland has 477 ZIP codes on US5 across 24 counties. Each row links to demographics, median income, and housing for that code.

What are the demographics of Maryland?

Maryland has a combined ZIP-area population of about 6,170,363 across 477 ZIP codes. Browse the table on this page for population, income, and housing by ZIP.

What is the median household income in Maryland?

The average median household income across ZIP codes in Maryland is about $111,660, about 49% above the U.S. median ($75,149). Average median home value is about $427,350. Among ZIPs with data, 20759 (Fulton) is near the top ($250,001) and 20899 (Gaithersburg) is near the bottom ($23,917).

Where can I find ZIP code lists for Maryland?

This page lists ZIP codes in Maryland with population, median household income, and home value. Sort the table or open a ZIP for a full demographics profile.

ZIP rankings in Maryland

Explore curated boards for highest income, largest population, and most affordable home values.

Richest ZIP codes Most populous Most affordable Easiest to buy Lowest poverty Highest education Highest WFH Most walkable Highest climate risk Strongest inflow All rankings