18051 Zip Code Population and Demographics

In this article, we'll explore the population statistics for the zip code 18051, including popular demographics data like median age, number of households, household income, gender, employment and unemployment rates, occupations, religion, and more.

18051 is a zip code in Lehigh County, Pennsylvania, which covers Lowhill, Upper Macungie, and Weisenberg, with a total population of 3,102 people.

We are using the latest American Community Survey (ACS) 5-Year survey data from the US Census Bureau, which is accurate up to 2021.

Table of Contents

Population

There is a lot of data that lets us see how many people live in the 18051 zip code. The most basic data is the total population, which is the total number of people living in 18051.

The estimated population of people living in 18051 is 3,102, with a median age of 50.

We can look back at data from previous years to see how the population in the 18051 area has changed over the last 5 years.

Year Population Change 5-Year Change
2021
3,102
 -3.57% -13.59%
2020
3,217
 -6.18% -
2019
3,429
 -6.57% -
2018
3,670
+2.23%
-
2017
3,590
 - -

Population of 18051 by Race and Ethnicity

How much has the race and ethnicity of the population in the 18051 zip code changed? The US Census Bureau gives us a few defined types that the population is broken down into.

Let's look at the total numbers and also the change over the last 5 years.

Race 2021 2017 Change
White
89.7%
92.7%
 -3.24%
Black/African American
0%
2.1%
 -100.00%
Native
0%
0%
 0.00%
Hispanic
7.1%
2.7%
 +162.96%
Asian
0%
0.5%
 -100.00%
Hawaiian/Pacific Islander
0%
0%
 0.00%
Two Or More Races
3.2%
2%
 +60.00%
Other
0%
0%
 0.00%

This data can be very important for anybody studying the 18051 zip for a number of reasons, including social and economic research, planning and development, and marketing to a multi-cultural population.

Note that the Native group includes both Native American and Alaskan Native people.

Population of 18051 by Age and Gender

We can also monitor the change of the age and gender in the 18051 zip code to track track trends in the population over time.

We can see how the population in 18051 has changed over the last 5 years by median age as a total, and also by male and female.

Year Total Male Female
2021 50 -0.2% 49.1 -0.81% 51.3 +0.98%
2020 50.1 +1.42% 49.5 +3.56% 50.8 +1.8%
2019 49.4 +1.02% 47.8 +1.27% 49.9 +1.01%
2018 48.9 +3.16% 47.2 +1.07% 49.4 +0.61%
2017 47.4 - 46.7 - 49.1 -

The median age of the 18051 zip gives you an idea of the age distribution, with half of the population being older than the median age and half being younger.

This can then be used to infer and compare against birth rates, parent ages, and more metrics to understand the population. For example, an increasing median age indicates an aging population in the 18051 area, which can be a sign of a declining population in terms of birth rates and workforce participation.

Age 2021 2017
(Years) Male Female Male Female
0 to 9 204 -15.87% 140 -40.14% 155 90
10 to 19 344 0.93% 108 +48.93% 342 153
20 to 29 141 -103.18% 197 -51.08% 34 90
30 to 39 154 +16.98% 141 +52.65% 168 215
40 to 49 368 -94.92% 387 -65.19% 120 187
50 to 59 389 -29.79% 220 +38.2% 262 299
60 to 69 193 +78.74% 215 +30.38% 372 273
70+ 161 -15.93% 228 -4.09% 125 217

Median Household Income

The latest median household income for the 18051 zip code is $118,352.00.

In simple terms, the median income is the middle income of a group of people. Half of the people in the group make more than the median income, and half make less.

The median income is a good indicator of the overall income of a group of people, and can be used to compare against other metrics such as the average income, per capita income, and more.

Median Income by Age

We can also look at the median income by age to see how the median income varies by age, and how it compares to the overall median income for 18051.

  • Under 25
    $0.00
  • 25 to 44
    $107,083.00
  • 45 to 64
    $131,231.00
  • 65 and over
    $74,141.00

Average Household Income

Whenever we ask what is the average household income in the 18051 zip code, we are actually talking about the mean household income.

This is calculated by adding up all the incomes of all the households in 18051, and then dividing that number by the total number of households.

This is a good way to get a general idea of the average income of a group of people, but it can be skewed by a very high or very low incomes.

The average household income of 18051 is currently $145,204.00.

In terms of accurately summarizing income at a geographic level, the median income is a better metric than the average income because it isn't affected by a small number of very high or very low incomes.

If you had an area where the average income was greater than the median, it can mean that there is significant income inequality, with income being concentrated in a small number of wealthy households.

20.58% of households in 18051 are classed as high income households (making $200,000+ per year).

Household Income Tiers

The US Census Bureau divides households into income tiers based on the median income for the area. This is a good way to compare the income of 18051 against other zip codes.

  • Less than $24,999
    4.84%
  • $25,000 to $49,999
    4.52%
  • $50,000 to $74,999
    14.29%
  • $75,000 to $99,999
    14.29%
  • $100,000 to $149,999
    29.70%
  • $150,000 to $199,999
    11.78%
  • $200,000 or more
    20.58%

Per Capita Income

The per capita income in 18051 is $56,866.00.

Per capita income is the average income of a person in a given area. It is calculated by dividing the total income of 18051 by the total population of 18051.

This is different from the average or mean income because it includes and accounts for all people living in the 18051 area, including people like children, the elderly, unemployed people, retired people, and more.

Education Levels

We can also look at the education levels in 18051 to see how many people have a high school degree, a bachelor's degree, or a graduate degree.

Educational attainment is a good indicator of the overall education level of a population, and can be used to compare against other metrics such as the average income, per capita income, and more to see how education levels affect income, unemployment rates, and more.

  • Master's degree or higher
    32.42%
  • Bachelor's degree
    33.43%
  • Some college or associate's degree
    1.37%
  • High school diploma or equivalent
    32.78%
  • Less than high school diploma
    0.00%

Employment

Employment rates are all based around the total population in 18051 that are over the age of 16.

Currently, the total population of the 18051 zip over the age of 16 is 2,603.

Of those people, a total of 63.10% are working or actively looking for work. This is called the labor force participation rate.

The participation rate is a useful market measure because it shows the relative amount of labor resources available to the economy.

The employment to total population rate in 18051 is 61.40%.

Employment by Age

We can look at the employment rates by age to see how it compares to the overall employment rate. Here's how that breaks down for the 18051 zip code.

Age Population Participation Unemployment Rate
16 to 19 years 241 51.00% 2.40%
20 to 24 years 77 96.10% 0.00%
25 to 29 years 47 87.20% 0.00%
30 to 34 years 183 95.10% 0.00%
35 to 44 years 269 88.80% 0.00%
45 to 54 years 469 83.80% 2.50%
55 to 59 years 330 78.80% 0.00%
60 to 64 years 470 58.70% 4.70%
65 to 74 years 316 17.70% 33.90%
75 years and over 201 3.50% 0.00%

Employment by Race

Another very interesting employment statistic we can look at is the employment and unemployment rates by race in 18051. The table below shows the rates for each of the ethnicity groups types defined by the US Census Bureau (which we mentioned earlier in this article).

Age Population Participation Unemployment Rate
White 2,537 63.10% 2.80%
Black or African American 0 0.00% 0.00%
American Indian and Alaska Native 0 0.00% 0.00%
Asian 0 0.00% 0.00%
Native Hawaiian and Other Pacific Islander 0 0.00% 0.00%
Other 42 100.00% 0.00%
Two or more races 24 0.00% 0.00%
Hispanic or Latino 133 45.90% 14.80%
Not Hispanic or Latino 2,446 64.70% 2.30%

Occupations

In this section we can look at the most common occupations for people living in the 18051 area as well as the gender breakdown and earnings of them.

The total population of civilian employees that are 16 years old or older in 18051 is 1,598, with median earnings of $63,068.00.

Women in 18051 are earning approximately 54.00% of the men's earnings.

Population Earnings
Total 1,598 $63,068.00
Male 875 $88,084.00
Female 723 $47,591.00

Occupations by Category

In the table below, we can break down the population and earnings for 18051 even further by occupation. The list of occupation categories below will show you how many people are employed in each category and the median earnings of each profession.

Occupation Employed Earnings
Management 206 $88,782.00
Business and Financial 84 $90,058.00
Computer and Mathematical 105 $88,883.00
Architecture and Engineering 43 $76,125.00
Life, Physical, and Social Science 7 $0.00
Community and Social Service 73 $54,255.00
Legal 0 $0.00
Educational and Library 107 $14,590.00
Arts, Design, Entertainment, Sports, and Media 77 $46,211.00
Healthcare Practitioners 178 $104,167.00
Healthcare Support 8 $0.00
Firefighters and Protective Service 0 $0.00
Law Enforcement 6 $0.00
Food Preparation and Serving 144 $12,975.00
Building and Grounds Cleaning 123 $33,750.00
Personal Care and Service 16 $0.00
Sales 150 $118,889.00
Office and Administrative Support 138 $36,563.00
Farming, Fishing, and Forestry 0 $0.00
Construction and Extraction 6 $0.00
Installation, Maintenance, and Repair 27 $0.00
Production 68 $29,524.00
Transportation and Material Moving 32 $0.00

Occupations by Gender

Now we can also look at the occupations by category for 18051 when it is broken down by male and female.

This lets us see how many male and females work in each occupation, the median earnings, and the male to female ratio of earnings for 18051.

That last metric is important because it can be used to look at the gender pay gap between men and women.

Occupation Male Female
Population Earnings Population Earnings
Management 73 $144,250.00 133 $74,590.00
Business and Financial 66 $90,581.00 18 $0.00
Computer and Mathematical 89 $88,817.00 16 $0.00
Architecture and Engineering 43 $76,125.00 0 $0.00
Life, Physical, and Social Science 7 $0.00 0 $0.00
Community and Social Service 11 $0.00 62 $0.00
Legal 0 $0.00 0 $0.00
Educational and Library 3 $0.00 104 $14,531.00
Arts, Design, Entertainment, Sports, and Media 26 $0.00 51 $45,508.00
Healthcare Practitioners 104 $228,750.00 74 $97,955.00
Healthcare Support 0 $0.00 8 $0.00
Firefighters and Protective Service 0 $0.00 0 $0.00
Law Enforcement 6 $0.00 0 $0.00
Food Preparation and Serving 57 $0.00 87 $13,877.00
Building and Grounds Cleaning 123 $33,750.00 0 $0.00
Personal Care and Service 0 $0.00 16 $0.00
Sales 112 $142,803.00 38 $0.00
Office and Administrative Support 22 $36,875.00 116 $27,431.00
Farming, Fishing, and Forestry 0 $0.00 0 $0.00
Construction and Extraction 6 $0.00 0 $0.00
Installation, Maintenance, and Repair 27 $0.00 0 $0.00
Production 68 $29,524.00 0 $0.00
Transportation and Material Moving 32 $0.00 0 $0.00

Households and Family Size

A household is defined by the US Census Bureau as a group of people who occupy a housing unit. A housing unit is a house, apartment, mobile home, group of rooms, or single room occupied as separate living quarters.

There are currently 1,239 households in 18051, with an average household size of 2.5 people.

A family is defined as a group of two or more people related by birth, marriage, or adoption who live together in the same household.

There are 1,062 families living in the 18051 zip code with an average family size of 2.65 people.

Households by Marital Status

The four categories of household by marital status are:

  • Married-couple family
  • Male householder with no spouse present
  • Female household with no spouse present
  • Nonfamily household

The table below shows the total number of households and families, with the average sizes of each, that live in 18051:

Married Male Female Nonfamily
Total Households 882 43 137 177
Average Household Size 2.66 3.44 2.39 1.56
Total Families 882 43 137 0
Average Household Size 2.66 3.44 2.34 0

Poverty

Of the 1,062 families living in 18051, 0.30% are considered to be below the poverty threshold.

The table below shows the latest poverty thresholds in 18051:

Household Size Poverty Threshold
1 Person $14,580.00
2 People $19,720.00
3 People $24,860.00
4 People $30,000.00
5 People $35,140.00
6 People $40,280.00
7 People $45,420.00
8 People $50,560.00

Housing

There are 1,298 housing units in 18051.

The table below shows the split between occupied and vacant units:

Total Percentage
Occupied 1,239 95.45%
Vacant 59 4.55%

10.09% of the total 1,298 housing units in 18051 are rental units. This is approximately 131 properties.

For owner-occupied housing units, a total of 1,096 are occupied by the owner - or 84.44% of the total.

Rental Rates

The median rent for a property in 18051 is $963.00.

In the chart below, we can look at the number of rental properties in 18051 that fall into a particular rent range. These can then be used to compare with other areas, or to see how they have changed over time.

  • No rent paid
    12
  • Less than $500
    0
  • $500 to $999
    95
  • $1,000 to $1,499
    10
  • $1,500 to $1,999
    26
  • $2,000 to $2,499
    0
  • $2,500 to $2,999
    0
  • $3,000 or more
    0

Property Value

The median value of a property in 18051 is $358,000.00.

Just like with rental rates, we can look at the number of properties in 18051 that fall into a particular value range.

  • Less than $50,000
    0
  • $50,000 to $99,999
    0
  • $100,000 to $149,999
    0
  • $150,000 to $199,999
    126
  • $200,000 to $299,999
    266
  • $300,000 to $499,999
    461
  • $500,000 to $999,999
    231
  • $1,000,000 or more
    12

Property Age

We can also look at the age of properties in 18051. The chart below shows the number of properties in 18051 that fall into a particular age range.

  • 1939 or earlier
    193
  • 1940 to 1949
    19
  • 1950 to 1959
    102
  • 1960 to 1969
    101
  • 1970 to 1979
    154
  • 1980 to 1989
    151
  • 1990 to 1999
    534
  • 2000 to 2009
    24
  • 2010 to 2013
    20
  • 2014 or later
    0

Vehicles per Household

The number of vehicles available per household can be a good indicator of the level of affluence in an area. The chart below shows the number of households in 18051 that have a particular number of vehicles available.

  • No vehicles available
    0
  • 1 vehicle available
    155
  • 2 vehicles available
    481
  • 3 or more vehicles available
    603

Commuting to Work

In this section, we can also look at how people in 18051 get to work. The chart below shows the number of people in 18051 that commute to work in a particular way.

21.1 minutes is the average travel time to work for people in 18051.

These commute times can be compared to other date like income and educational levels to see how they relate to each other and if there are any trends in the data that might suggest a correlation.

  • Less than 5 minutes
    72
  • 5 to 9 minutes
    106
  • 10 to 14 minutes
    348
  • 15 to 19 minutes
    194
  • 20 to 24 minutes
    88
  • 25 to 29 minutes
    247
  • 30 to 34 minutes
    61
  • 35 to 39 minutes
    63
  • 40 to 44 minutes
    30
  • 45 to 59 minutes
    71
  • 60 to 89 minutes
    34
  • 90 or more minutes
    17

Summary

We've covered a LOT of demographic and population data for 18051 in this article! Hopefully you have found it very useful in your research of the area.

If you use any of the data found on this page, please consider linking back to USPopulation.org as the source and if you have any feedback or data requests, click here to contact us.

States in 18051

If you want to see how the population and demographics of 18051 compare to other zip codes in Pennsylvania, check out the list of all Pennsylvania zip codes below: