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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
21754 Urbana Frederick County MD 7,439 $179,797 $619,700
20616 Bryans Road Charles County MD 7,435 $129,188 $345,400
21120 — Baltimore County MD 7,286 $157,275 $552,400
21851 West Pocomoke Worcester County MD 7,252 $50,847 $186,700
21154 Pylesville Harford County MD 7,187 $100,583 $458,800
20769 Glenn Dale Prince George's County MD 7,061 $170,117 $571,400
21131 Cockeysville Baltimore County MD 7,050 $187,250 $662,900
21163 Randallstown Baltimore County MD 7,031 $131,154 $598,700
20634 California St. Mary's County MD 6,976 $117,431 $334,800
21722 Wilson-Conococheague Washington County MD 6,918 $86,341 $298,400
20759 Fulton Howard County MD 6,758 $250,001 $888,200
21716 Brunswick Frederick County MD 6,757 $107,188 $335,000
20837 Poolesville Montgomery County MD 6,605 $191,927 $701,000
21226 Baltimore Baltimore city MD 6,593 $79,712 $318,500
20685 St. Leonard Calvert County MD 6,481 $122,059 $431,200
21017 Riverside Harford County MD 6,404 $100,298 $241,700
21152 — Baltimore County MD 6,402 $119,833 $529,200
21904 Port Deposit Cecil County MD 6,401 $84,375 $318,800
20722 Colmar Manor Prince George's County MD 6,362 $85,750 $378,600
20637 Hughesville Charles County MD 6,337 $149,821 $533,100
21632 Federalsburg Caroline County MD 6,227 $59,808 $192,800
21727 Emmitsburg Frederick County MD 6,079 $92,697 $304,000
21013 Fallston Baltimore County MD 5,985 $170,333 $577,700
21619 Chester Queen Anne's County MD 5,905 $100,359 $459,100
21776 New Windsor Carroll County MD 5,905 $111,923 $433,600
21104 Eldersburg Howard County MD 5,786 $199,803 $659,700
21087 Kingsville Baltimore County MD 5,742 $124,500 $505,200
21755 Jefferson Frederick County MD 5,740 $134,677 $493,700
21903 Perryville Cecil County MD 5,679 $77,500 $271,700
21826 Fruitland Wicomico County MD 5,656 $63,472 $211,200
21773 Myersville Frederick County MD 5,619 $152,839 $475,700
21161 — Harford County MD 5,288 $99,709 $442,000
20622 Charlotte Hall Charles County MD 5,259 $118,938 $416,400
21863 Snow Hill Worcester County MD 5,202 $71,250 $245,500
21643 Hurlock Dorchester County MD 5,176 $61,708 $220,000
21638 Grasonville Queen Anne's County MD 5,068 $130,804 $491,000
21830 Quantico Wicomico County MD 5,001 $110,015 $244,900
20714 North Beach Anne Arundel County MD 4,995 $88,612 $362,900
21655 Preston Caroline County MD 4,995 $85,608 $291,200
21710 Adamstown Frederick County MD 4,901 $164,727 $582,100
21791 Union Bridge Frederick County MD 4,734 $90,460 $370,300
21111 — Baltimore County MD 4,690 $135,781 $585,400
21252 Towson Baltimore County MD 4,675 — —
21639 Greensboro Caroline County MD 4,621 $59,274 $270,300
21162 Honeygo Baltimore County MD 4,511 $168,021 $463,400
21057 Carney Baltimore County MD 4,463 $170,417 $609,000
20742 College Park Prince George's County MD 4,324 — —
21660 Ridgely Caroline County MD 4,244 $76,917 $322,500
21758 Garretts Mill Frederick County MD 4,238 $110,694 $388,200
21140 Riva Anne Arundel County MD 4,231 $152,188 $598,200
21918 — Cecil County MD 4,125 $81,026 $293,800
21817 Crisfield Somerset County MD 4,102 $53,139 $159,600
21782 Mercersville Washington County MD 4,056 $89,375 $295,900
21849 Parsonsburg Wicomico County MD 3,845 $74,966 $233,600
21536 Grantsville Garrett County MD 3,829 $69,677 $202,800
21658 Queenstown Queen Anne's County MD 3,802 $132,500 $471,300
21663 St. Michaels Talbot County MD 3,745 $81,932 $633,300
21850 Powellville Wicomico County MD 3,733 $76,667 $224,000
21738 — Howard County MD 3,668 $230,429 $889,100
21919 — Cecil County MD 3,644 $115,152 $347,900
21750 Hancock Washington County MD 3,585 $54,188 $212,700
20676 St. Leonard Calvert County MD 3,412 $150,916 $471,800
20776 — Anne Arundel County MD 3,354 $122,440 $588,400
21890 — Somerset County MD 3,248 — —
21562 Westernport Garrett County MD 3,192 $53,056 $113,200
21756 Keedysville Washington County MD 3,172 $91,836 $360,900
21155 — Baltimore County MD 3,124 $124,219 $537,700
20664 Rock Point Charles County MD 3,121 $82,083 $433,100
20762 Andrews AFB Prince George's County MD 3,075 $91,905 —
20777 Highland Howard County MD 3,046 $218,808 $808,700
20861 Ashton-Sandy Spring Montgomery County MD 3,020 $176,094 $956,200
21053 — Baltimore County MD 3,018 $100,015 $445,300
20764 Shady Side Anne Arundel County MD 3,011 $111,129 $376,800
21250 Catonsville Baltimore County MD 3,001 — —
21837 Mardela Springs Wicomico County MD 2,975 $71,667 $206,100
21813 Bishopville Worcester County MD 2,936 $102,332 $562,600
21132 Pylesville Harford County MD 2,904 $150,119 $511,500
21028 — Harford County MD 2,872 $133,583 $476,400
20623 Rosaryville Prince George's County MD 2,846 $132,386 $452,400
21673 Trappe Talbot County MD 2,839 $72,500 $351,400
21757 — Carroll County MD 2,810 $98,520 $414,300
21034 Darlington Harford County MD 2,802 $77,063 $348,400
20733 Deale Anne Arundel County MD 2,780 $132,955 $396,500
21798 Woodsboro Frederick County MD 2,765 $125,583 $466,100
21561 Swanton Garrett County MD 2,662 $71,964 $288,800
21822 Eden Wicomico County MD 2,603 $51,500 $220,100
21631 East New Market Dorchester County MD 2,580 $69,095 $307,800
20751 Deale Anne Arundel County MD 2,552 $122,448 $447,700
21160 Pylesville Harford County MD 2,543 $102,188 $364,000
21623 Church Hill Queen Anne's County MD 2,482 $77,014 $383,300
21915 Chesapeake City Cecil County MD 2,471 $97,794 $353,200
21651 Millington Kent County MD 2,448 $71,983 $259,500
21746 — Washington County MD 2,416 — —
21661 Rock Hall Kent County MD 2,400 $87,778 $258,800
21402 Naval Academy Anne Arundel County MD 2,390 $85,893 —
21737 — Howard County MD 2,384 $250,001 $1,032,800
21005 Aberdeen Proving Ground Harford County MD 2,354 $123,264 —
21531 Friendsville Garrett County MD 2,346 $53,750 $169,500
21777 Point of Rocks Frederick County MD 2,333 $136,827 $441,300
21520 Accident Garrett County MD 2,327 $63,631 $275,500

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