Kennedyville, MD · standard
ZIP Code 21645
Kent County, Maryland - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 1,039
- 11/sq mi Low-density area
- $86,118
- Median income Above-median income area
- $297,900
- Median home value Above-median home value
- 31.9%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Kennedyville pairs an above-median household income with above-median home values, in a rural, homeowner-dominated area.
- Top 31%
- household income, US ZIPs
- Top 34%
- home value, US ZIPs
- 11
- people per sq mi
- 79%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 21645 against every reporting US ZIP.
ZIP code 21645 is a sparsely populated ZIP (a standard USPS delivery area) in Kennedyville, Kent County, Maryland, home to just 1,039 residents across 99.0 square miles, a density of 11 people per square mile, in the New York time zone.
ZIP 21645 lands in the middle-income range, with a median household income of $86,118 (25% below the average Maryland ZIP), while per-capita income is $68,869. The poverty rate is 17.3%, with unemployment at 6.1%; those measures add context to the income figure. Home values sit below the statewide ZIP benchmark: the median is $297,900 (33% below the average Maryland ZIP), and median rent is $1,172; owner occupancy is 78.7%.
A solid share of residents have a four-year degree: 31.9% of adults hold a bachelor's degree or higher, the median age is 59.2, and the average commute is -. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Kent County, so 21645 can be compared with both its immediate and county-level context.
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 21645
Top 5 sectors by establishment count in Kennedyville, MD
Which industries have the most business establishments in ZIP 21645.
- Construction
Construction
5 establishments
- Retail trade
Retail trade
4 establishments
- Transportation and warehousing
Transportation and warehousing
4 establishments
- Manufacturing
Manufacturing
3 establishments
- Other services (except public administration)
Other services (except public administration)
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 + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 21645, Kennedyville, 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
1,039
Population
99.0
Area (sq mi)
11
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 21645?
59.2
Median Age
55.8%
Male
44.2%
Female
4.6%
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?
$86,118
Median Household Income
-25% vs state ZIP avg
$68,869
Per Capita Income
17.3%
Poverty Rate
6.1%
Unemployment Rate
How ZIP 21645 ranks among Maryland ZIPs
Kennedyville, MD household income vs. every Maryland ZIP code
Median household income among 419 reporting Maryland ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$86,118 32nd percentile higher than 32% of 419 Maryland ZIPs
Each bar is a $20K-wide band; taller bars hold more Maryland 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?
Housing stock: occupied vs vacant
676housing units
676
Total Housing Units
479
Occupied Units
197
Vacant Units
1.90
Avg Household Size
Occupancy Type
$297,900
Median Home Value
-33% vs state ZIP avg
$1,172
Median Rent
1963
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 30 business establishments in ZIP 21645, employing approximately 263 people with a combined annual payroll of $12,423,000.
30
Businesses
263
Employees
$12.4M
Annual Payroll
5
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 5 | 16.7% |
| Retail trade | 4 | 13.3% |
| Transportation and warehousing | 4 | 13.3% |
| Manufacturing | 3 | 10.0% |
| Other services (except public administration) | 3 | 10.0% |
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 21645 vs 21667 →
ZIP 21645 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
- 21919 3,467
Earleville (21919)
3,467 residents
- 21651 2,898
Millington (21651)
2,898 residents
- 21678 2,301
Worton (21678)
2,301 residents
- 21635 2,098
Galena (21635)
2,098 residents
- 21645 1,039
Kennedyville (21645)
1,039 residents
- 21913 663
Cecilton (21913)
663 residents
- 21628 556
Crumpton (21628)
556 residents
- 21610 378
Betterton (21610)
378 residents
What this shows Among its immediate neighbors, ZIP 21645 ranks #6 by population - useful context the national average alone can't give.
ZIP 21645 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 21628
Crumpton (21628)
$115,417 median income
- 21919
Earleville (21919)
$106,500 median income
- 21635
Galena (21635)
$101,618 median income
- 21913
Cecilton (21913)
$87,813 median income
- 21610
Betterton (21610)
$86,250 median income
- 21645
Kennedyville (21645)
$86,118 median income
- 21620
Chestertown (21620)
$80,530 median income
- 21651
Millington (21651)
$74,063 median income
- 21678
Worton (21678)
$71,023 median income
What this shows By household income, ZIP 21645 ranks #6 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 21667 | Still Pond, MD | 310 | 5.0 mi |
| 21930 | Georgetown, MD | 94 | 5.3 mi |
| 21919 | Earleville, MD | 3,467 | 7.0 mi |
| 21628 | Crumpton, MD | 556 | 6.4 mi |
| 21635 | Galena, MD | 2,098 | 6.7 mi |
| 21678 | Worton, MD | 2,301 | 7.2 mi |
| 21610 | Betterton, MD | 378 | 6.8 mi |
| 21651 | Millington, MD | 2,898 | 7.4 mi |
| 21913 | Cecilton, MD | 663 | 7.7 mi |
| 21620 | Chestertown, MD | 12,853 | 10.4 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 21645, both outside MD so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (1,039 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Kent County
Related Areas
Frequently Asked Questions
What county is ZIP code 21645 in?
ZIP code 21645 (Kennedyville) is located in Kent County, Maryland. Kent County contains multiple ZIP codes, see the full list at /counties/kent-md.
What is the population of ZIP code 21645?
ZIP code 21645 in Kennedyville, MD has a population of 1,039 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 21645?
The median household income in ZIP 21645 is $86,118, which is 13% above the national average of $76,288.
What is the average home value in ZIP 21645?
The median home value in ZIP 21645 is $297,900, which is 7% above the national average of $278,155.
What is the demographic makeup of ZIP 21645?
The largest racial group in ZIP 21645 is White at 93.3%.
How many businesses are in ZIP code 21645?
ZIP code 21645 has 30 business establishments employing approximately 263 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 21645?
The top industries by establishment count in ZIP 21645 are: Construction (5), Retail trade (4), Transportation and warehousing (4). There are 5 industry sectors represented in total.
What is the education level in ZIP code 21645?
In ZIP code 21645, 79.0% of residents aged 25+ have a high school diploma or higher, and 31.9% 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 21645?
In ZIP code 21645, approximately 78.7% of occupied housing units are owner-occupied and 21.3% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 21645?
The poverty rate in ZIP code 21645 is 17.3% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 21645's numbers, next.
- See how ZIP 21645 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Kennedyville, MD ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.