ZIP Code 21231 Demographics & Data

Baltimore, MD (ZIP Code 21231) Insights

Maryland

In-depth Statistics and Demographics About 21231

The ZIP Code 21231 is associated with Baltimore, MD in Baltimore (city) County in the United States. The current population estimate for this region is 15,854. The 21231 ZIP Code has a median age of 32.4 years, and 12.3% of residents are aged 62 years and older. The median household income is $71,408, while about 17% of the population is living below the poverty line. In this Maryland region, an estimated 89.3% hold a high school degree or higher, and the per capita income is approximately $50,269.

Population in 21231

The most recent population estimate for ZIP Code 21231 is 15,854.

Baltimore, MD

The 21231 ZIP Code is associated with Baltimore, MD in Baltimore (city) County.

Area Codes associated with 21231

Telephone area codes associated with ZIP Code 21231 include 410, 443, and 667.

Sunrise / Sunset in 21231

Sunrise: 7:22 am
Sunset: 4:46 pm
Sunrise in 21231 7:22 am
Sunrise in 21231 4:46 pm

Weather forecast for 21231

Today's forecast for 21231: Mostly sunny. High near 62, with temperatures falling to around 54 in the afternoon. West wind around 8 mph.

Current air quality in 21231

Air quality: Fair Air quality scale in 21231 Fair

Internet in 21231

In ZIP Code 21231, an estimated 90.8% of households have a computer, while 85.6% have broadband Internet service.

Gender in 21231

In ZIP Code 21231, males make up an estimated 48.6% of the overall population, while females comprise approximately 51.4%.

Health Insurance in 21231

Approximately 8.3% of adults aged 18 to 64 in ZIP Code 21231 (Baltimore, MD) are currently uninsured and do not have health insurance.

Income in ZIP Code 21231

The median household income in ZIP Code 21231 is $71,408, while the region's mean household income is $100,188. Breaking income down further, per capita income in the region is $50,269. The per capita income in ZIP Code 21231 of $50,269 is approximately 19.34% more than the per capita income in Maryland overall of $42,122. An estimated 17.4% of the population is living below the poverty line in this region. This rate is approximately83.16% higher than the overall poverty rate in the U.S. of 9.5%. Regarding household income, approximately 15.6% of the population in 21231 earn $50,000 to $74,999 per year, while an estimated 15.1% earn $100,000 to $149,999 per year, and 5.3% of 21231 residents earn $10,000 to $14,999 per year.

Household Income Details

Bar chart displaying household income in ZIP Code 21231. 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 21231

Household Income Percent
Less than $10,000 per year 11.1%
$10,000 to $14,999 per year 5.3%
$15,000 to $24,999 per year 8.7%
$25,000 to $34,999 per year 5.9%
$35,000 to $49,999 per year 6.2%
$50,000 to $74,999 per year 15.6%
$75,000 to $99,999 per year 9.5%
$100,000 to $149,999 per year 15.1%
$150,000 to $199,999 per year 9.4%
$200,000 or more per year 13.2%

Education levels in ZIP Code 21231

In ZIP Code 21231, 89.3% of the population graduated high school, while 62.6% have a bachelor's degree or higher. In this region, 3.0% achieved an education level less than 9th grade, while 32.6% hold a graduate or professional degree. Approximately 13.3% in this Baltimore (city) County region reached the highest level of high school graduate (including equivalency).

Education Attained in 21231

Education Level Percent
Less than 9th grade 3.0%
9th to 12th grade, no diploma 7.7%
High school graduate (includes equivalency) 13.3%
Some college, no degree 10.0%
Associate's degree 3.4%
Bachelor's degree 30.0%
Graduate or professional degree 32.6%

Education Level Details

Pie chart displaying the education level breakdown in ZIP Code 21231. 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 21231

Residents of ZIP Code 21231 are younger than average. The median age of 32.4 years in ZIP Code 21231 is approximately 14.96% lower than the overall median age in the U.S. of 38.1 years. About 84.7% of residents are aged 18 years and older, and 12.3% of residents are 62 years and over. Approximately 35.5% of the population in 21231 falls in the age group 25 to 34 years, while an estimated 13.7% are aged 35 to 44 years. On the low end of the scale, 1.1% of 21231 residents are aged 85 years and over.

Age Breakdown Details

Bar chart displaying the age breakdown in ZIP Code 21231. 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 21231

Age Range Percent
Under 5 years 4.9%
5 to 9 years 3.8%
10 to 14 years 4.4%
15 to 19 years 2.8%
20 to 24 years 5.9%
25 to 34 years 35.5%
35 to 44 years 13.7%
45 to 54 years 10.4%
55 to 59 years 5.2%
60 to 64 years 3.6%
65 to 74 years 7.0%
75 to 84 years 1.7%
85 years and over 1.1%

Race & Ethnicity in ZIP Code 21231

Looking at race in the population that makes up ZIP Code 21231, 96.9% is one race, while 3.1% are two or more races. Approximately 8.7% of 21231 residents are hispanic or Latino (of any race). The most common race in 21231 (race alone or in combination with one or more other races), is White (62.6%), followed by Black or African American (31.9%) .

Race Breakdown Details

Bar chart displaying the racial composition of ZIP Code 21231. This visualizes the percentage of the population of each race (race alone or in combination with one or more other races).

Racial Composition of 21231

Industry Percent
White 62.6%
Black or African American 31.9%
American Indian and Alaska Native 1.3%
Asian 6.7%
Native Hawaiian and Other Pacific Islander 0.1%
Some other race 0.9%
* Race alone or in combination with one or more other races

Chronic Health Issues in ZIP Code 21231 [4]

Chronic Health Issues Breakdown

Bar chart displaying a breakdown of chronic health issues in ZIP Code 21231. 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 21231

Health Issue Percent of adults*
* aged 18 & above

Health Risk Behaviors & Prevention in 21231 [4]

One of the top preventative health measures in ZIP Code 21231 is current access to health insurance, as an estimated 91.7% of adults 18 and older take part in this preventive measure. Additionally, % of those 18 and above in 21231 list , as a preventive measure.

Preventative Health in 21231

Preventive Measure Percent of adults*
Current access to health insurance 91.7%
* aged 18 & above

Preventative Health Measures

Bar chart displaying preventative health data in ZIP Code 21231. 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 21231. 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 21231

Risk Behavior Percent of adults*
* aged 18 & above

Language Breakdown in ZIP Code 21231

In ZIP Code 21231, 84.7% of the population lists "English only" as the language spoken in home, while 6.3% of lists Spanish. Additionally, Asian and Pacific Islander languages are spoken in 4.5% of homes, and other Indo-European languages are spoken in 2.2% of homes. Lastly, 2.3% of homes list "other languages" as spoken in the home. All percentages referenced are for the population 5 years and older in this Baltimore (city) County region.

Language Spoken in 21231

Language Spoken Percent
English only 84.7%
Spanish 6.3%
Other Indo-European languages 4.5%
Asian and Pacific Islander languages 2.2%
Other languages 2.3%
* Population 5 years and over

Language Spoken in Home

Bar chart displaying the language spoken in homes in ZIP Code 21231. 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 21231

The median home value in ZIP Code 21231 in July 2024 comes in at $303,473. The July 2024 value is approximately 0% higher than the $302,931 median value in February 2024, and 4% higher than the $293,161 median value in August 2023. Regarding the age of homes in ZIP Code 21231, an estimated 54.0% of homes were built in 1939 or earlier. Additionally, 8.9% of homes in the region were built between 2000 and 2009, while an estimated 1.7% of homes were built between 1990 and 1999 in this Baltimore (city) County region.

Home Values in 21231

Month Home value
Jul 2024 $303,473
Jun 2024 $304,675
May 2024 $305,704
Apr 2024 $305,248
Mar 2024 $304,519
Feb 2024 $302,931
Jan 2024 $301,796
Dec 2023 $300,607
Nov 2023 $299,079
Oct 2023 $297,235
Sep 2023 $295,126
Aug 2023 $293,161

Median Home Values Over Time

Line chart displaying median home values in ZIP Code 21231. This visualizes a recent 12-month span of home values in the region.

Age of Housing in 21231

Year Home Built Percent
Built in 2014 or later 3.9%
Built between 2010 and 2013 3.2%
Built between 2000 and 2009 8.9%
Built between 1990 and 1999 1.7%
Built between 1980 and 1989 3.9%
Built between 1970 and 1979 4.2%
Built between 1960 and 1969 5.4%
Built between 1950 and 1959 7.6%
Built between 1940 and 1949 7.1%
Built in 1939 or earlier 54.0%

Housing Age Breakdown

">Bar chart displaying the breakdown on housing ages in ZIP Code 21231. 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 21231

In 21231, 73.1% of the population is in the labor force. Recent estimates place 5.8% as working from home, while the total labor force in the region has a mean travel to time to work of 27.3 minutes. Approximately 34.9% of the employed population 16 years and over in 21231 work in educational services, and health care and social assistance, while an estimated 18.1% work in professional, scientific, management, and administrative. On the lower end of the scale, just 0.2% of 21231 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 21231. 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 21231

Industry Percent
Agriculture, forestry, fishing and hunting, and mining 0.2%
Construction 3.6%
Manufacturing 3.9%
Wholesale trade 1.3%
Retail trade 4.6%
Transportation and warehousing, and utilities 2.4%
Information 2.9%
Finance and insurance, and real estate and rental and leasing 9.3%
Professional, scientific, management, and administrative 18.1%
Educational services, and health care and social assistance 34.9%
Arts, entertainment, and recreation, and accommodation and food services 7.2%
Other services, except public administration 4.3%
Public administration 7.2%

Utilities in ZIP Code 21231 [6]

Regarding solar power potential, ZIP Code 21231 has an average daily solar radiation level of 5.06 kWh/m2/day. This is approximately 22.82% greater than an area in the U.S. with historically low solar radiation levels (WA), and about 23.22% 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 21231. This visualizes electricity rates in 21231 compared to rates in the state and rates in the U.S. as a whole.

Electricity Rates in 21231

Region Residential Commercial Industrial
ZIP Code 21231 10.65¢/kWh 3.91¢/kWh 2.06¢/kWh
Maryland 18.38¢/kWh 13.21¢/kWh 9.59¢/kWh
United States 16.83¢/kWh 13.2¢/kWh 8.21¢/kWh

Solar Power in 21231

Month ZIP Code 21231 Low (WA) High (AZ)
Jan 4.04 1.9 5.84
Feb 4.9 3 6.31
Mar 5.1 3.65 7.02
Apr 5.49 5.13 7.3
May 5.53 5.17 7.13
Jun 5.65 5.72 6.95
Jul 5.95 6.22 6.51
Aug 5.66 6.08 6.65
Sep 5.35 5.15 7.02
Oct 4.83 3.32 6.92
Nov 4.38 2.33 5.99
Dec 3.81 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 21231. This visualizes solar power levels in 21231 compared to radiation levels in both a historically low radiation state (WA) and a historically high radiation state (AZ).

Consumer Financial Products Complaints in 21231 [5]

Regarding consumer complaints about financial products in ZIP Code 21231, credit reporting or other personal consumer reports have received the most complaints in 21231 in the past 12 months. Credit reporting or credit repair services received the second most complaints. The most frequent complaint overall in this Baltimore (city) 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 21231. This visualizes the specific products that were the subject of complaints, e.g. a mortgage or a credit card.

Consumer Complaints by Product in 21231

Complaint Product Number of Complaints*
Credit reporting or other personal consumer reports 115
Credit reporting or credit repair services 28
Debt collection 17
Checking or savings account 11
Student loan 4
Other 7
* Total in 2021

Consumer Complaints by Issue in 21231

Complaint Issue Number of Complaints*
Incorrect information on your report 89
Improper use of your report 38
Problem with a credit reporting company's investigation 8
Written notification about debt 8
Problem with a company's investigation into an existing problem 6
Other 33
* 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 21231. 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.