21648 Zip Code (Madison, MD) Detailed Profile

Estimated zip code population in 2022: 181
Zip code population in 2010: 255
Zip code population in 2000: 338

Houses and condos: 90
Renter-occupied apartments: 6
March 2022 cost of living index in zip code 21648: 87.5 (less than average, U.S. average is 100)

Land area: 17.6 sq. mi.
Water area: 4.2 sq. mi.

Population density: 10 people per square mile

(very low).

Real estate property taxes paid for housing units in 2022:
Median real estate property taxes paid for housing units with mortgages in 2022: $1,435 (0.6%)
Median real estate property taxes paid for housing units with no mortgage in 2022: $1,364 (0.7%)

For population 25 years and over in 21648:

• High school or higher: 99.2%
• Bachelor's degree or higher: 18.8%
• Graduate or professional degree: 8.4%
• Mean travel time to work (commute): 23.4 minutes

For population 15 years and over in 21648:

• Never married: 21.5%
• Now married: 72.1%
• Separated: 2.9%
• Widowed: 0.0%
• Divorced: 3.6%

• 
• • 16490.6%White
  • 126.6%Asian
  • 31.7%Black
  • 21.1%Hispanic or Latino

100% rural population.

Averages for the 2004 tax year for zip code 21648, filed in 2005:

Average Adjusted Gross Income (AGI) in 2004: $42,435 (Individual Income Tax Returns)

Here:	$42,435
State:	$60,339

Salary/wage: $32,716 (reported on 72.8% of returns)

Here:	$32,716
State:	$52,211

(% of AGI for various income ranges: 90.7% for AGIs below $10k, 58.4% for AGIs $10k-25k, 85.1% for AGIs $25k-50k, 181.7% for AGIs $50k-75k)

Taxable interest for individuals: $167 (reported on 52.2% of returns)

This zip code:	$167
Maryland:	$1,701

Taxable dividends: $357 (reported on 15.2% of returns)

Here:	$357
State:	$4,235

Profit/loss from business: +$3,500 (reported on 26.1% of returns)

Here:	+$3,500
State:	+$12,221

Total itemized deductions: $20,364 (29% of AGI, reported on 35.9% of returns)

Here:	$20,364
State:	$22,960

Here:	28.6% of AGI
State:	23.3% of AGI

Charity contributions deductions: $1,583 (2% of AGI, reported on 26.1% of returns)

Here:	$1,583
State:	$4,031

Here:	2.1% of AGI
State:	3.9% of AGI

Total tax: $5,986 (reported on 75.0% of returns)

21648:	$5,986
State:	$10,167

(% of AGI for various income ranges: 5.6% for AGIs $10k-25k, 6.1% for AGIs $25k-50k, 10.2% for AGIs $50k-75k, 14.0% for AGIs $75k-100k)

Earned income credit: $1,316 (reported on 20.7% of returns)

Here:	$1,316
State:	$1,700

Percentage of individuals using paid preparers for their 2004 taxes: 63.0%

Here:	63%
State:	55%

(% for various income ranges: 58.8% for AGIs below $10k, 51.9% for AGIs $10k-25k, 100.0% for AGIs $25k-50k, 80.0% for AGIs $75k-100k)

Nearest zip codes: 21669, 21677, 21622, 21613, 21634, 21626.
Madison Zip Code Map

No gay or lesbian households reported

Household received Food Stamps/SNAP in the past 12 months: 6
Household did not receive Food Stamps/SNAP in the past 12 months: 70

Women who did not have a birth in the past 12 months: 34 (28 now married, 5 unmarried)

Housing units in zip code 21648 with a mortgage: 38
Residents with income below the poverty level in 2022:
Residents with income below 50% of the poverty level in 2022:

• Zip code 21648 household income distribution in 2022

• 5Less than $10,000
• 6$10,000 to $14,999
• 14$45,000 to $49,999
• 6$50,000 to $59,999
• 6$100,000 to $124,999
• 28$150,000 to $199,999
• 9$200,000 or more

• Estimate of home value of owner-occupied houses/condos in 2022 in zip code 21648

• 4$50,000 to $59,999
• 19$125,000 to $149,999
• 14$150,000 to $174,999
• 8$200,000 to $249,999
• 4$500,000 to $749,999
• 12$750,000 to $999,999

Estimated median house (or condo) value in 2022 for:

• White Non-Hispanic householders: $168,983

Estimated median house or condo value in 2022: $163,948

Mean price in 2022:

Detached houses: $307,040

Here:	$307,040
State:	$526,819

Housing units in structures:

• One, detached: 90

• Means of transportation to work in zip code 21648

• 83.2%102Drove a car alone
• 12.2%15Carpooled

• Travel time to work (commute) in zip code 21648

• 2810 to 14 minutes
• 2315 to 19 minutes
• 1920 to 24 minutes
• 2330 to 34 minutes
• 1140 to 44 minutes
• 145 to 59 minutes
• 860 to 89 minutes

Percentage of zip code residents living and working in this county: 55.7%

Household type by relationship:

Households: 181

• Male householders: 30 (5 living alone), Female householders: 48 (0 living alone)

• 57 spouses (57 opposite-sex spouses), 0 unmarried partners, (0 opposite-sex unmarried partners), 41 children (41 natural, 0 adopted, 0 stepchildren), 0 grandchildren, 0 brothers or sisters, 0 parents, 0 foster children, 0 other relatives, 0 non-relatives

• In group quarters: 5 (-1 institutionalized population)

Size of family households: 53 2-persons, 13 3-persons, 6 4-persons

Size of nonfamily households: 5 1-person

92.0% of residents of 21648 zip code speak English at home.
6.9% of residents speak other Indo-European language at home (100% very well).

Place of birth for U.S.-born residents:

• This state: 154
• Midwest: 7
• South: 6

52% of the 21648 zip code residents lived in the same house 5 years ago.
   Out of people who lived in different houses, 58% lived in this county.
   Out of people who lived in different counties, 50% lived in Maryland.

101% of the 21648 zip code residents lived in the same house 1 year ago.

Private vs. public school enrollment:

Students in private schools in grades 1 to 8 (elementary and middle school):
Students in private schools in grades 9 to 12 (high school): 1 Students in private undergraduate colleges: 4

Top industries in this zip code by the number of employees in 2005:

• Administrative and Support and Waste Management and Remediation Services: All Other Support Services (10-19 employees: 1 establishment)
• Accommodation and Food Services: Full-Service Restaurants (5-9: 1)
• Construction: Finish Carpentry Contractors (1-4: 1)
• Wholesale Trade: Transportation Equipment and Supplies (except Motor Vehicle) Merchant Wholesalers (1-4: 1)

Most common first names in zip code 21648 among deceased individuals
Name	Count	Lived (average)
Mary	5	59.9 years
Howard	4	71.5 years
William	4	72.0 years
James	3	77.9 years
Charles	3	62.0 years
Margaret	3	82.0 years
Harold	2	80.0 years
Louise	2	91.0 years
Elsie	2	82.5 years
Robert	2	78.0 years

Most common last names in zip code 21648 among deceased individuals
Last name	Count	Lived (average)
Keene	7	80.4 years
Mills	6	81.2 years
Opher	5	78.8 years
Frazier	3	72.0 years
Jarrett	3	72.7 years
Matthews	3	70.7 years
Bramble	2	67.0 years
Christopher	2	92.0 years
Bromwell	2	80.0 years
Brooks	2	81.5 years