Church Hill, MD · standard
ZIP Code 21623
Queen Anne's County, Maryland — Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 2,111
- 22/sq mi
- $78,345
- Median income
- $391,400
- Median home value
- 21.6%
- Bachelor's or higher
The verdict
Church Hill pairs an above-median household income with upper-quartile home values, in a rural, homeowner-dominated area.
- Top 40%
- household income, US ZIPs
- Top 21%
- home value, US ZIPs
- 22
- people per sq mi
- 85%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 21623 against every reporting US ZIP.
ZIP code 21623 is classified by USPS as a standard delivery area and covers roughly 97.3 square miles in Church Hill, Queen Anne's County, Maryland. The area is home to 2,111 residents, producing a population density of 22 people per square mile, and falls within the New York time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 21623 against Maryland and the nation.
On the economic side, the median household income for ZIP 21623 sits at $78,345 (31% below the Maryland average), while per-capita income is $35,506. The poverty rate stands at 6.6% and the unemployment rate at 2.6%. On housing, the median home value is $391,400 (13% below the state average) with median rent at $1,233 per month, and 84.8% of occupied units are owner-occupied, a direct signal of whether 21623 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 21.6% of adults hold a bachelor's degree or higher, the median age is 36.4, and the average commute is 36 minutes. We also surface 8 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Queen Anne's County, so you can benchmark 21623 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Top industries in ZIP 21623
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 21623.
- Construction
Construction
14 establishments
- Administrative and support and waste management and remediation services
Administrative and support and waste management and remediation services
7 establishments
- Transportation and warehousing 3
Transportation and warehousing
3 establishments
- Arts, entertainment, and recreation 3
Arts, entertainment, and recreation
3 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, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 21623, Church Hill, MD · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.
Quick Facts
2,111
Population
97.3
Area (sq mi)
22
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 21623?
36.4
Median Age
50.0%
Male
50.0%
Female
20.2%
Foreign-Born
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?
$78,345
Median Household Income
-31% vs state
$35,506
Per Capita Income
6.6%
Poverty Rate
2.6%
Unemployment Rate
36.2 min
Mean Commute Time
How ZIP 21623 ranks nationally
Household income vs. every US ZIP code
Median household income — the full national distribution, with this ZIP marked
$78,345 Top 40% higher than 60% of 30,318 US ZIPs
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?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
939
Total Housing Units
893
Occupied Units
46
Vacant Units
2.88
Avg Household Size
Occupancy Type
$391,400
Median Home Value
-13% vs state
$1,233
Median Rent
1998
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 38 business establishments in ZIP 21623, employing approximately 183 people with a combined annual payroll of $7,732,000.
38
Businesses
183
Employees
$7.7M
Annual Payroll
4
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 14 | 36.8% |
| Administrative and support and waste management and remediation services | 7 | 18.4% |
| Transportation and warehousing | 3 | 7.9% |
| Arts, entertainment, and recreation | 3 | 7.9% |
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 21623 vs 21644 →
ZIP 21623 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 21620
Chestertown (21620)
12,853 residents
- 21617
Centreville (21617)
9,907 residents
- 21651 2,898
Millington (21651)
2,898 residents
- 21623 2,111
Church Hill (21623)
2,111 residents
- 21668 1,904
Sudlersville (21668)
1,904 residents
- 21640 1,632
Henderson (21640)
1,632 residents
- 21607 583
Barclay (21607)
583 residents
- 21628 556
Crumpton (21628)
556 residents
- 21644 111
Ingleside (21644)
111 residents
What this shows Among its immediate neighbors, ZIP 21623 ranks #4 by population — useful context the national average alone can't give.
ZIP 21623 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 21617
Centreville (21617)
$116,898 median income
- 21628
Crumpton (21628)
$115,417 median income
- 21607
Barclay (21607)
$91,250 median income
- 21620
Chestertown (21620)
$80,530 median income
- 21668
Sudlersville (21668)
$78,672 median income
- 21623
Church Hill (21623)
$78,345 median income
- 21651
Millington (21651)
$74,063 median income
- 21640
Henderson (21640)
$53,558 median income
What this shows By household income, ZIP 21623 ranks #6 of 8 neighboring ZIPs — local affluence varies block to block, not just metro to metro.
More ZIP Codes in Queen Anne's County
Related Areas
Frequently Asked Questions
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How many businesses are in ZIP code 21623? ▼
What are the main industries in ZIP code 21623? ▼
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What percentage of residents own vs. rent in ZIP 21623? ▼
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ZIP Code Research Guides
Official Data Resources for Church Hill, MD
Verify and explore additional data for this area using these official government sources.
Read our methodology to see how this data is sourced, computed, and verified.