PlainZIP

Piney Point, MD · standard

ZIP Code 20674

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

830
152/sq mi
$171,985
Median income
$592,400
Median home value
52.6%
Bachelor's or higher

The verdict

Piney Point pairs a top-decile household income with top-decile home values, in a rural, homeowner-dominated area.

Top 2%
household income, US ZIPs
Top 9%
home value, US ZIPs
152
people per sq mi
88%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 20674 against every reporting US ZIP.

ZIP code 20674 is a sparsely populated ZIP (a standard USPS delivery area) in Piney Point, St. Mary's County, Maryland, home to just 830 residents across 5.5 square miles, a density of 152 people per square mile, in the New York time zone.

ZIP 20674 skews affluent, with a median household income of $171,985 (51% above the Maryland average), while per-capita income is $65,661. 1.0% of residents live below the poverty line, and the unemployment rate reads 6.5%. The typical home here is valued at $592,400 (32% above the state average); renters pay a median of $1,844 monthly, and 87.6% of units are owner-occupied.

This is a highly-educated ZIP: 52.6% of adults hold a bachelor's degree or higher, the median age is 45.3, and the average commute is -. Beyond these figures, 10 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing St. Mary's County, letting you compare 20674 to its immediate surroundings rather than a national baseline 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 20674, Piney Point, 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

830

Population

5.5

Area (sq mi)

152

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 20674?

45.3

Median Age

60.1%

Male

39.9%

Female

0.0%

Foreign-Born

White 83.6%
African American 8.3%
Asian 0.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 8.1%
Hispanic or Latino 1.6%

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?

$171,985

Median Household Income

+51% vs state

$65,661

Per Capita Income

1.0%

Poverty Rate

6.5%

Unemployment Rate

How ZIP 20674 ranks nationally

Piney Point, MD household income vs. every US ZIP code

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

$171,985 Top 2% higher than 98% 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%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Below this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Below this entry. $140,000–$160,000: 686 US ZIPs (2%). Below this entry. $160,000–$180,000: 364 US ZIPs (1%). This entry sits in this band. $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 71.1%
Bachelor's Degree or Higher 52.6%

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

What does housing look like?

350

Total Housing Units

291

Occupied Units

59

Vacant Units

2.64

Avg Household Size

Occupancy Type

Owner 87.6%
Renter 12.4%

$592,400

Median Home Value

+32% vs state

$1,844

Median Rent

1973

Median Year Built

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

What businesses operate in this ZIP?

Census Bureau data shows 14 business establishments in ZIP 20674, employing approximately 299 people with a combined annual payroll of $23,580,000.

14

Businesses

299

Employees

$23.6M

Annual Payroll

1

Industry Sectors

Industry Establishments % of Total
Professional, scientific, and technical services 3 21.4%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 20674 vs 20692 →

ZIP 20674 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 20674 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 20674 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 20674 ranks #4 of 8 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
20692 Valley Lee, MD 1,051 3.5 mi
20690 Tall Timbers, MD 740 2.4 mi
20630 Drayden, MD 348 2.5 mi
20684 Saint Inigoes, MD 1,125 5.1 mi
20686 Saint Marys City, MD 1,332 4.9 mi
20634 Great Mills, MD 5,927 7.6 mi
20620 Callaway, MD 1,443 6.8 mi
20667 Park Hall, MD 494 6.6 mi
20680 Ridge, MD 1,119 7.1 mi
22511 Lottsburg, VA 1,240 10.1 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 Piney Point, MD Maryland

Frequently Asked Questions

What county is ZIP code 20674 in? ▼
ZIP code 20674 (Piney Point) 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 20674? ▼
ZIP code 20674 in Piney Point, MD has a population of 830 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 20674? ▼
The median household income in ZIP 20674 is $171,985, which is 125% above the national average of $76,288.
What is the average home value in ZIP 20674? ▼
The median home value in ZIP 20674 is $592,400, which is 113% above the national average of $278,155.
What is the demographic makeup of ZIP 20674? ▼
The largest racial group in ZIP 20674 is White at 83.6%. Hispanic or Latino residents make up 1.6% of the population.
How many businesses are in ZIP code 20674? ▼
ZIP code 20674 has 14 business establishments employing approximately 299 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 20674? ▼
In ZIP code 20674, 71.1% of residents aged 25+ have a high school diploma or higher, and 52.6% 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 20674? ▼
In ZIP code 20674, approximately 87.6% of occupied housing units are owner-occupied and 12.4% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 20674? ▼
The poverty rate in ZIP code 20674 is 1.0% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

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