PlainZIP

Woodstock, MD · standard

ZIP Code 21163

Howard County, Maryland - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

7,026
216/sq mi
$134,672
Median income
$602,800
Median home value
63.3%
Bachelor's or higher

The verdict

Woodstock pairs a top-decile household income with top-decile home values, in a low-density, homeowner-dominated area.

Top 6%
household income, US ZIPs
Top 9%
home value, US ZIPs
216
people per sq mi
85%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 21163 against every reporting US ZIP.

ZIP code 21163 is a mid-sized community (a standard USPS delivery area) in Woodstock, Howard County, Maryland, home to 7,026 residents across 32.6 square miles, a density of 216 people per square mile, in the New York time zone.

ZIP 21163 skews affluent, with a median household income of $134,672 (18% above the Maryland average), while per-capita income is $81,758. The poverty rate stands at 7.6% and the unemployment rate at 3.7%. On housing, the median home value is $602,800 (35% above the state average) with median rent at $1,438 per month, and 85.0% of occupied units are owner-occupied.

This is a highly-educated ZIP: 63.3% of adults hold a bachelor's degree or higher, the median age is 45.4, and the average commute is 30 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Howard County, so you can benchmark 21163 against its immediate geography rather than a 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 →

Top industries in ZIP 21163

Top 5 sectors by establishment count in Woodstock, MD

Which industries have the most business establishments in ZIP 21163.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

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 21163, Woodstock, 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

7,026

Population

32.6

Area (sq mi)

216

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 21163?

45.4

Median Age

47.5%

Male

52.5%

Female

21.2%

Foreign-Born

White 45.1%
African American 23.8%
Asian 28.2%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.2%
Two or More Ethnicities 2.3%
Hispanic or Latino 0.8%

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?

$134,672

Median Household Income

+18% vs state

$81,758

Per Capita Income

7.6%

Poverty Rate

3.7%

Unemployment Rate

29.6 min

Mean Commute Time

How ZIP 21163 ranks nationally

Woodstock, MD household income vs. every US ZIP code

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

$134,672 Top 6% higher than 94% 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%). This entry sits in this band. $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 75.2%
Bachelor's Degree or Higher 63.3%

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

What does housing look like?

2,816

Total Housing Units

2,680

Occupied Units

136

Vacant Units

2.66

Avg Household Size

Occupancy Type

Owner 85.0%
Renter 15.0%

$602,800

Median Home Value

+35% vs state

$1,438

Median Rent

2001

Median Year Built

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

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+6.8%

YoY Change (2024)

261

HPI Index (2000 = 100)

+161%

Total Change Since 2000

Home values in ZIP 21163 have increased 6.8% over the past year (2024). Since 2000, this ZIP has seen +161% cumulative appreciation.

Year Annual Change HPI Index
2020 +2.7% 187
2021 +5.9% 198
2022 +1.4% 201
2023 +21.6% 244
2024 +6.8% 261

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 139 business establishments in ZIP 21163, employing approximately 843 people with a combined annual payroll of $51,159,000.

139

Businesses

843

Employees

$51.2M

Annual Payroll

11

Industry Sectors

Industry Establishments % of Total
Professional, scientific, and technical services 51 36.7%
Health care and social assistance 17 12.2%
Administrative and support and waste management and remediation services 10 7.2%
Retail trade 9 6.5%
Wholesale trade 8 5.8%
Finance and insurance 8 5.8%
Accommodation and food services 8 5.8%
Other services (except public administration) 8 5.8%
Construction 7 5.0%
Real estate and rental and leasing 6 4.3%
Information 3 2.2%

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 21163 vs 21104 →

ZIP 21163 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 21163 ranks #9 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 21163 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 21163 ranks #6 of 9 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
21104 Marriottsville, MD 4,601 2.8 mi
21133 Randallstown, MD 29,998 3.4 mi
21244 Windsor Mill, MD 34,611 4.1 mi
21042 Ellicott City, MD 38,076 5.2 mi
21043 Ellicott City, MD 42,246 6.5 mi
21207 Gwynn Oak, MD 48,133 7.3 mi
21044 Columbia, MD 41,704 9.1 mi
21794 West Friendship, MD 2,434 6.9 mi
21045 Columbia, MD 38,288 9.4 mi
21117 Owings Mills, MD 53,778 7.4 mi

More ZIP Codes in Howard County

21043 standard
Ellicott City, MD
Pop: 42,246
21044 standard
Columbia, MD
Pop: 41,704
21045 standard
Columbia, MD
Pop: 38,288
21042 standard
Ellicott City, MD
Pop: 38,076
20723 standard
Laurel, MD
Pop: 28,972
21075 standard
Elkridge, MD
Pop: 26,344

Related Areas

Howard County Woodstock, MD Maryland

Frequently Asked Questions

What county is ZIP code 21163 in? ▼
ZIP code 21163 (Woodstock) is located in Howard County, Maryland. Howard County contains multiple ZIP codes, see the full list at /counties/howard-md.
What is the population of ZIP code 21163? ▼
ZIP code 21163 in Woodstock, MD has a population of 7,026 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 21163? ▼
The median household income in ZIP 21163 is $134,672, which is 77% above the national average of $76,288.
What is the average home value in ZIP 21163? ▼
The median home value in ZIP 21163 is $602,800, which is 117% above the national average of $278,155.
What is the demographic makeup of ZIP 21163? ▼
The largest racial group in ZIP 21163 is White at 45.1%. Hispanic or Latino residents make up 0.8% of the population.
How many businesses are in ZIP code 21163? ▼
ZIP code 21163 has 139 business establishments employing approximately 843 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 21163? ▼
The top industries by establishment count in ZIP 21163 are: Professional, scientific, and technical services (51), Health care and social assistance (17), Administrative and support and waste management and remediation services (10). There are 11 industry sectors represented in total.
How have home values changed in ZIP code 21163? ▼
According to the FHFA House Price Index, home values in ZIP 21163 increased by 6.8% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 161%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 21163? ▼
In ZIP code 21163, 75.2% of residents aged 25+ have a high school diploma or higher, and 63.3% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 21163? ▼
The mean commute time for workers in ZIP code 21163 is 29.6 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 21163? ▼
In ZIP code 21163, approximately 85.0% of occupied housing units are owner-occupied and 15.0% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 21163? ▼
The poverty rate in ZIP code 21163 is 7.6% 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.