Howard

Source:

Maryland

Howard is a major-metro county in Maryland with 20 ZIP codes, 291,418 people, and top-decile household income among US counties. All data is sourced from the U.S. Census Bureau American Community Survey (ACS) 2023 5-Year Estimates.

National county placement

According to ACS 5-Year Estimates, Howard, MD sits among US counties with a top-decile household income, on a major-metro county population base, across a multi-ZIP patchwork.

Top 1%
household income vs 3,210 US counties
291,418
combined ZIP population
20
USPS ZIP codes covered
$175,312
avg ZIP median income

Income percentile ranks this county's average ZIP median household income against 3,210 US counties with ACS income on at least one ZIP.

Howard lands in the national county income distribution as top-decile household income on major-metro county footing (FIPS 24027, 20 ZIPs, combined population 291,418). Sort the ZIP table by population before treating the county mean as uniform.

High-income counties with wide ZIP mosaics hide sharp internal gradients. The densest ZIP here is 21043 (Ellicott City) with 42,246 residents - open it beside a thin rural code from the table before treating the county mean as uniform. HUD Fair Market Rents and FBI county tables attach to FIPS 24027, so scorecards stay county-keyed while household income stays ZIP-keyed.

Save two ZIPs from the table into your shortlist, then open a compare link - that is the return path a static county summary cannot replace. All figures here come from Census ACS 2023 5-Year Estimates and USPS ZCTA files.

View your shortlist →

20

Total ZIPs

291,418

Total Population

ZIP Codes in Howard

Side-by-side: Compare 21043 vs 21044 →

ZIP Code City Population Density
21043 Ellicott City 42,246 960
21044 Columbia 41,704 1,342
21045 Columbia 38,288 1,523
21042 Ellicott City 38,076 392
20723 Laurel 28,972 852
21075 Elkridge 26,344 701
21046 Columbia 15,080 747
20794 Jessup 14,098 533
21029 Clarksville 11,333 274
21797 Woodbine 8,839 79
21163 Woodstock 7,026 216
20759 Fulton 3,355 204
20777 Highland 3,314 169
21738 Glenwood 3,268 174
20763 Savage 2,664 727
21794 West Friendship 2,434 108
21036 Dayton 2,114 130
21737 Glenelg 1,458 111
21723 Cooksville 803 102
20701 Annapolis Junction 2 1

Frequently Asked Questions

What is the population of Howard?

Howard has a total population of 291,418 across 20 ZIP codes, based on U.S. Census Bureau ACS 2023 data.

What ZIP codes are in Howard?

Howard includes 20 ZIP codes: 21043, 21044, 21045, 21042, 20723, 21075, 21046, 20794, 21029, 21797, and more.

Howard's figures come from Census ACS 5-Year Estimates (2023), mapped to ZIP codes via the HUD USPS Crosswalk. PlainZIP is not affiliated with the U.S. Census Bureau or any government agency. See our methodology for details.

Related

Compare any two ZIPs side by side

Read our methodology : how this data is sourced, computed, and verified.