PlainZIP

Abell, MD · standard

ZIP Code 20606

St. Mary's County, Maryland - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

431
57/sq mi
$88,262
Median income
$451,000
Median home value
29.8%
Bachelor's or higher

The verdict

Abell pairs an above-median household income with upper-quartile home values, in a rural, homeowner-dominated area.

Top 28%
household income, US ZIPs
Top 16%
home value, US ZIPs
57
people per sq mi
85%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 20606 against every reporting US ZIP.

ZIP code 20606 is a sparsely populated ZIP (a standard USPS delivery area) in Abell, St. Mary's County, Maryland, home to just 431 residents across 7.5 square miles, a density of 57 people per square mile, in the New York time zone.

ZIP 20606 lands in the middle-income range, with a median household income of $88,262 (23% below the Maryland average), while per-capita income is $53,908. Local economic indicators show a 0.0% poverty rate alongside 5.0% unemployment. Median home value sits at $451,000 (1% above the state average), median rent at - a month, and owner-occupancy at 84.7%.

Educational attainment sits below the national norm: 29.8% of adults hold a bachelor's degree or higher, the median age is 56.5, and the average commute is -. A geography-based comparison follows: 9 ZIP codes within about 10 miles of 20606, plus 6 more within St. Mary's County, give a clearer read than the national average alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 20606, Abell, MD · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

431

Population

7.5

Area (sq mi)

57

People / sq mi

New York

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 20606?

56.5

Median Age

34.4%

Male

65.6%

Female

0.0%

Foreign-Born

White 85.9%
African American 14.1%
Asian 0.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 0.0%
Hispanic or Latino 0.0%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$88,262

Median Household Income

-23% vs state

$53,908

Per Capita Income

0.0%

Poverty Rate

5.0%

Unemployment Rate

How ZIP 20606 ranks nationally

Abell, MD household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$88,262 Top 28% higher than 72% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). This entry sits in this band. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 62.3%
Bachelor's Degree or Higher 29.8%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

185

Total Housing Units

131

Occupied Units

54

Vacant Units

2.22

Avg Household Size

Occupancy Type

Owner 84.7%
Renter 15.3%

$451,000

Median Home Value

+1% vs state

1973

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

Nearby ZIP Codes

Want a side-by-side? Compare 20606 vs 20609 →

ZIP 20606 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 20606 ranks #8 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 20606 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 20606 ranks #5 of 6 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
20609 Avenue, MD 1,120 1.4 mi
20626 Coltons Point, MD 373 2.4 mi
20618 Bushwood, MD 607 3.3 mi
20624 Clements, MD 1,282 5.3 mi
20625 Cobb Island, MD 1,062 6.0 mi
20650 Leonardtown, MD 13,717 5.6 mi
20621 Chaptico, MD 1,373 5.9 mi
20660 Morganza, MD 97 7.8 mi
22520 Montross, VA 5,402 10.4 mi

More ZIP Codes in St. Mary's County

20653 standard
Lexington Park, MD
Pop: 24,481
20659 standard
Mechanicsville, MD
Pop: 23,498
20650 standard
Leonardtown, MD
Pop: 13,717
20619 standard
California, MD
Pop: 10,503
20636 standard
Hollywood, MD
Pop: 9,937
20634 standard
Great Mills, MD
Pop: 5,927

Related Areas

St. Mary's County Abell, MD Maryland

Frequently Asked Questions

What county is ZIP code 20606 in? ▼
ZIP code 20606 (Abell) is located in St. Mary's County, Maryland. St. Mary's County contains multiple ZIP codes, see the full list at /counties/st-marys-md.
What is the population of ZIP code 20606? ▼
ZIP code 20606 in Abell, MD has a population of 431 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 20606? ▼
The median household income in ZIP 20606 is $88,262, which is 16% above the national average of $76,288.
What is the average home value in ZIP 20606? ▼
The median home value in ZIP 20606 is $451,000, which is 62% above the national average of $278,155.
What is the demographic makeup of ZIP 20606? ▼
The largest racial group in ZIP 20606 is White at 85.9%.
What is the education level in ZIP code 20606? ▼
In ZIP code 20606, 62.3% of residents aged 25+ have a high school diploma or higher, and 29.8% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 20606? ▼
In ZIP code 20606, approximately 84.7% of occupied housing units are owner-occupied and 15.3% are renter-occupied, based on Census ACS 2023 data.

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