ZIP Code 21042 Demographics & Data

Ellicott City, MD (ZIP Code 21042) Insights

Maryland

Detailed Demographics Data and Other Stats About 21042

The ZIP Code 21042 is associated with Ellicott City, MD in Howard County in the United States. The current population estimate for this region is 41,195. In this Maryland region, an estimated 97.3% hold a high school degree or higher, and the per capita income is approximately $65,821. Approximately 2% of the population is living below the poverty line. The median household income of this region is $156,812. The median age in ZIP Code 21042 is approximately 44.2 years, and 21.0% of the region's residents are aged 62 years and older.

Population in 21042

The most recent population estimate for ZIP Code 21042 is 41,195.

Ellicott City, MD

The 21042 ZIP Code is associated with Ellicott City, MD in Howard County.

Area Codes associated with 21042

Telephone area codes associated with ZIP Code 21042 include 240, 410, and 443.

Sunrise / Sunset in 21042

Sunrise: 7:12 am
Sunset: 4:44 pm
Sunrise in 21042 7:12 am
Sunrise in 21042 4:44 pm

Weather forecast for 21042

This Afternoon's forecast for 21042: Mostly cloudy, with a high near 53. South wind around 5 mph.

Current air quality in 21042

Air quality: Good Air quality scale in 21042 Good

Internet in 21042

In ZIP Code 21042, an estimated 96.3% of households have a computer, while 94.9% have broadband Internet service.

Gender in 21042

The gender split in ZIP Code 21042 is an estimated 49.1% male and approximately 50.9% female.

Health Insurance in 21042

Approximately 4.4% of adults aged 18 to 64 in ZIP Code 21042 (Ellicott City, MD) are currently uninsured and do not have health insurance.

Income in ZIP Code 21042

The median household income in ZIP Code 21042 is $156,812, while the region's mean household income is $191,255. Breaking income down further, per capita income in the region is $65,821. The per capita income in ZIP Code 21042 of $65,821 is approximately 56.26% more than the per capita income in Maryland overall of $42,122. An estimated 1.8% of the population is living below the poverty line in this region. This rate is approximately 81.05% lower than the overall poverty rate in the U.S. of 9.5%. Regarding household income, approximately 36.4% of the population in 21042 earn $200,000 or more per year, while an estimated 19.0% earn $100,000 to $149,999 per year, and 0.9% of 21042 residents earn $10,000 to $14,999 per year.

Household Income Details

Bar chart displaying household income in ZIP Code 21042. This visualizes the percentage of households in this region that fall within different income ranges, e.g. $100,000 to $149,999 per year.

Total Income in 21042

Household Income Percent
Less than $10,000 per year 1.4%
$10,000 to $14,999 per year 0.9%
$15,000 to $24,999 per year 2.3%
$25,000 to $34,999 per year 2.1%
$35,000 to $49,999 per year 4.2%
$50,000 to $74,999 per year 7.4%
$75,000 to $99,999 per year 9.4%
$100,000 to $149,999 per year 19.0%
$150,000 to $199,999 per year 16.9%
$200,000 or more per year 36.4%

Education levels in ZIP Code 21042

In ZIP Code 21042, 97.3% of the population graduated high school, while 71.8% have a bachelor's degree or higher. In this region, 0.9% achieved an education level less than 9th grade, while 39.7% hold a graduate or professional degree. Approximately 10.3% in this Howard County region reached the highest level of high school graduate (including equivalency).

Education Attained in 21042

Education Level Percent
Less than 9th grade 0.9%
9th to 12th grade, no diploma 1.7%
High school graduate (includes equivalency) 10.3%
Some college, no degree 10.4%
Associate's degree 4.7%
Bachelor's degree 32.2%
Graduate or professional degree 39.7%

Education Level Details

Pie chart displaying the education level breakdown in ZIP Code 21042. This visualizes the percentage of the population that has attained a specific level of education, e.g. a graduate or professional degree.

Age Breakdown in ZIP Code 21042

Residents of ZIP Code 21042 are older than average. The median age of 44.2 years in ZIP Code 21042 is approximately 16.01% higher than the overall median age in the U.S. of 38.1 years. About 74.7% of residents are aged 18 years and older, and 21.0% of residents are 62 years and over. Approximately 17.0% of the population in 21042 falls in the age group 45 to 54 years, while an estimated 13.8% are aged 35 to 44 years. On the low end of the scale, 2.2% of 21042 residents are aged 85 years and over.

Age Breakdown Details

Bar chart displaying the age breakdown in ZIP Code 21042. This visualizes the percentage of the population in the region that falls into certain age ranges, e.g. 35 to 44 years old.

Age Breakdown in 21042

Age Range Percent
Under 5 years 5.0%
5 to 9 years 7.2%
10 to 14 years 8.1%
15 to 19 years 6.9%
20 to 24 years 4.4%
25 to 34 years 5.9%
35 to 44 years 13.8%
45 to 54 years 17.0%
55 to 59 years 7.9%
60 to 64 years 6.8%
65 to 74 years 11.2%
75 to 84 years 3.5%
85 years and over 2.2%

Race & Ethnicity in ZIP Code 21042

Looking at race in the population that makes up ZIP Code 21042, 96.3% is one race, while 3.7% are two or more races. Approximately 3.2% of 21042 residents are hispanic or Latino (of any race). The most common race in 21042 (race alone or in combination with one or more other races), is White (65.8%), followed by Asian (28.9%) .

Race Breakdown Details

Bar chart displaying the racial composition of ZIP Code 21042. This visualizes the percentage of the population of each race (race alone or in combination with one or more other races).

Racial Composition of 21042

Industry Percent
White 65.8%
Black or African American 7.5%
American Indian and Alaska Native 0.6%
Asian 28.9%
Native Hawaiian and Other Pacific Islander 0.1%
Some other race 1.2%
* Race alone or in combination with one or more other races

Chronic Health Issues in ZIP Code 21042 [4]

Chronic Health Issues Breakdown

Bar chart displaying a breakdown of chronic health issues in ZIP Code 21042. This visualizes the percentage of adults aged 18 and above that have specific chronic health issues, e.g. high blood pressure, diabetes, or arthritis.

Health Issues in 21042

Health Issue Percent of adults*
* aged 18 & above

Health Risk Behaviors & Prevention in 21042 [4]

One of the top preventative health measures in ZIP Code 21042 is current access to health insurance, as an estimated 95.6% of adults 18 and older take part in this preventive measure. Additionally, % of those 18 and above in 21042 list , as a preventive measure.

Preventative Health in 21042

Preventive Measure Percent of adults*
Current access to health insurance 95.6%
* aged 18 & above

Preventative Health Measures

Bar chart displaying preventative health data in ZIP Code 21042. This visualizes the percentage of adults aged 18 and above that engage in preventative health measures, e.g. sholesterol screenings and visits to doctors for routine checkups.

Health Risk Behaviors Details

Bar chart displaying health risk behaviors details in ZIP Code 21042. This visualizes the percentage of adults aged 18 and older that engage in health risk behaviors, e.g. smoking or binge drinking.

Health Risk Behaviors in 21042

Risk Behavior Percent of adults*
* aged 18 & above

Language Breakdown in ZIP Code 21042

In ZIP Code 21042, 74.4% of the population lists "English only" as the language spoken in home, while 1.9% of lists Spanish. Additionally, Asian and Pacific Islander languages are spoken in 7.6% of homes, and other Indo-European languages are spoken in 15.2% of homes. Lastly, 0.9% of homes list "other languages" as spoken in the home. All percentages referenced are for the population 5 years and older in this Howard County region.

Language Spoken in 21042

Language Spoken Percent
English only 74.4%
Spanish 1.9%
Other Indo-European languages 7.6%
Asian and Pacific Islander languages 15.2%
Other languages 0.9%
* Population 5 years and over

Language Spoken in Home

Bar chart displaying the language spoken in homes in ZIP Code 21042. This visualizes the percentage of homes in the area that list a specific language as being spoken in the home, e.g. Spanish.

Real Estate & Housing in ZIP Code 21042

The median home value in ZIP Code 21042 in July 2024 comes in at $790,069. The July 2024 value is approximately 3% higher than the $768,107 median value in February 2024, and 4% higher than the $762,522 median value in August 2023. Regarding the age of homes in ZIP Code 21042, an estimated 30.3% of homes were built between 1980 and 1989. Additionally, 15.9% of homes in the region were built between 1990 and 1999, while an estimated 1.6% of homes were built in 1939 or earlier in this Howard County region.

Home Values in 21042

Month Home value
Jul 2024 $790,069
Jun 2024 $791,360
May 2024 $790,045
Apr 2024 $784,099
Mar 2024 $775,299
Feb 2024 $768,107
Jan 2024 $764,902
Dec 2023 $764,598
Nov 2023 $764,017
Oct 2023 $763,981
Sep 2023 $763,502
Aug 2023 $762,522

Median Home Values Over Time

Line chart displaying median home values in ZIP Code 21042. This visualizes a recent 12-month span of home values in the region.

Age of Housing in 21042

Year Home Built Percent
Built in 2014 or later 4.0%
Built between 2010 and 2013 3.5%
Built between 2000 and 2009 10.4%
Built between 1990 and 1999 15.9%
Built between 1980 and 1989 30.3%
Built between 1970 and 1979 15.2%
Built between 1960 and 1969 12.2%
Built between 1950 and 1959 5.0%
Built between 1940 and 1949 1.8%
Built in 1939 or earlier 1.6%

Housing Age Breakdown

">Bar chart displaying the breakdown on housing ages in ZIP Code 21042. This visualizes the percentage of homes in the region that were built in a certain time frame, e.g. built between 1950 and 1959.

Jobs Breakdown in ZIP Code 21042

In 21042, 68.1% of the population is in the labor force. Recent estimates place 9.5% as working from home, while the total labor force in the region has a mean travel to time to work of 32.3 minutes. Approximately 27.9% of the employed population 16 years and over in 21042 work in educational services, and health care and social assistance, while an estimated 21.6% work in professional, scientific, management, and administrative. On the lower end of the scale, just 0.1% of 21042 workers 16 years and over work in agriculture, forestry, fishing and hunting, and mining.

Job Industry Breakdown Details

Bar chart displaying job industry breakdown details for ZIP Code 21042. This visualizes the percentage of the population 16 years and over that work in certain industries, e.g. educational services, and health care and social assistance.

Job Industry Breakdown in 21042

Industry Percent
Agriculture, forestry, fishing and hunting, and mining 0.1%
Construction 3.5%
Manufacturing 5.4%
Wholesale trade 1.9%
Retail trade 6.0%
Transportation and warehousing, and utilities 2.1%
Information 2.2%
Finance and insurance, and real estate and rental and leasing 9.0%
Professional, scientific, management, and administrative 21.6%
Educational services, and health care and social assistance 27.9%
Arts, entertainment, and recreation, and accommodation and food services 5.4%
Other services, except public administration 3.3%
Public administration 11.7%

Utilities in ZIP Code 21042 [6]

Regarding solar power potential, ZIP Code 21042 has an average daily solar radiation level of 4.98 kWh/m2/day. This is approximately 20.87% greater than an area in the U.S. with historically low solar radiation levels (WA), and about 24.43% less than an area in the U.S. with historically high solar radiation levels (AZ).

Electricity Breakdown Details

Bar chart displaying the electricity rates breakdown in ZIP Code 21042. This visualizes electricity rates in 21042 compared to rates in the state and rates in the U.S. as a whole.

Electricity Rates in 21042

Region Residential Commercial Industrial
ZIP Code 21042 10.65¢/kWh 3.91¢/kWh 2.06¢/kWh
Maryland 18.38¢/kWh 13.21¢/kWh 9.59¢/kWh
United States 16.83¢/kWh 13.47¢/kWh 8.51¢/kWh

Solar Power in 21042

Month ZIP Code 21042 Low (WA) High (AZ)
Jan 3.87 1.9 5.84
Feb 4.74 3 6.31
Mar 5.03 3.65 7.02
Apr 5.53 5.13 7.3
May 5.5 5.17 7.13
Jun 5.59 5.72 6.95
Jul 5.95 6.22 6.51
Aug 5.84 6.08 6.65
Sep 5.42 5.15 7.02
Oct 4.91 3.32 6.92
Nov 4.16 2.33 5.99
Dec 3.2 1.78 5.46
All figures listed are kWh/m2/day — kilowatt hours per square meter per day

Solar Radiation Levels

Line chart displaying solar radiation levels in ZIP Code 21042. This visualizes solar power levels in 21042 compared to radiation levels in both a historically low radiation state (WA) and a historically high radiation state (AZ).

Consumer Financial Products Complaints in 21042 [5]

Regarding consumer complaints about financial products in ZIP Code 21042, credit reporting or other personal consumer reports have received the most complaints in 21042 in the past 12 months. Credit reporting or credit repair services received the second most complaints. The most frequent complaint overall in this Howard County region was incorrect information on a report.

Consumer Complaints (Products)

Pie chart displaying the specific consumer financial products associated with complaints that originated from residents in ZIP Code 21042. This visualizes the specific products that were the subject of complaints, e.g. a mortgage or a credit card.

Consumer Complaints by Product in 21042

Complaint Product Number of Complaints*
Credit reporting or other personal consumer reports 163
Credit reporting or credit repair services 146
Checking or savings account 35
Mortgage 23
Credit card 21
Other 49
* Total in 2021

Consumer Complaints by Issue in 21042

Complaint Issue Number of Complaints*
Incorrect information on your report 143
Improper use of your report 79
Problem with a credit reporting company's investigation 56
Problem with a company's investigation into an existing problem 34
Managing an account 15
Other 110
* Total 2021 - 2024 (current)

Consumer Complaints (Issues)

Pie chart displaying the complaints about consumer financial products and services that were sent to companies for response from residents in ZIP Code 21042. This visualizes the specific complaint issues that arose in this region, e.g. incorrect information on a report.

Notes

  • [4] Health data referenced here originate from the Centers for Disease Control and Prevention (CDC).
  • [5] Consumer financial product complaint data referenced here originate from the Consumer Financial Protection Bureau.
  • [6] Electricity rates and electricity usage data referenced here originate from the National Renewable Energy Laboratory (NREL) and/or the U.S. Energy Information Administration (EIA). Estimates utilize regional U.S. Census Bureau data along with regional NREL and/or EIA data.