Main / ZIP Codes / 18020

ZIP Code 18020 demographics

Cities: 2

Total housing units: 8,199

Population: 21,275

ZIP Code 18020 location, demographics, population, home values, social and economic characteristics.

ZIP Code 18020 Location

The list below contains cities and counties that use ZIP Code 18020.

18020 state: Pennsylvania
18020 county: Northampton County
18020 cities: Bethlehem city , Middletown CDP

ZIP Code 18020 population: 21,275

Population

Year	Population
2021	21,275
2020	21,196
2019	20,393
2018	21,044
2017	20,734
2016	20,918
2015	20,512
2014	20,586
2013	20,387
2012	20,648
2011	20,553

Census data for ZIP Code 18020

Demographic and housing estimates in ZIP Code 18020

Total population
Total population	21,275
Male	10,506
Female	10,769

Population by age
Total population	21,275
Under 5 years	1,139
5 to 9 years	866
10 to 14 years	1,261
15 to 19 years	1,703
20 to 24 years	1,470
25 to 34 years	2,320
35 to 44 years	2,342
45 to 54 years	2,652
55 to 59 years	1,911
60 to 64 years	1,697
65 to 74 years	2,205
75 to 84 years	1,029
85 years and over	680
Median age (years)	43.5
Under 18 years	4,144
16 years and over	17,674
18 years and over	17,131
21 years and over	15,921
62 years and over	4,861
65 years and over	3,914

Population by race
Total population	21,275
One race	20,153
White	17,363
Black or African American	1,051
American Indian and Alaska Native	0
Asian	1,163
Native Hawaiian and Other Pacific Islander	116
Some other race	460
Two or more races	1,122

Citizen, voting age population
Citizen, VOTING AGE 18 and over population	16,822
Male Citizen, VOTING AGE 18 and over population	8,385
Female Citizen, VOTING AGE 18 and over population	8,437

Social characteristics in ZIP Code 18020

Households by type
Total households	7,906
Family households (families)	4,793
Married-couple family	226
Male householder, no wife present, family	1,365
Female householder, no husband present, family	844
Nonfamily households	1,522
Average household size	2,632
Average family size	2.61

Economic characteristics in ZIP Code 18020

Income and benefits (in inflation-adjusted dollars)
Total households	7,906
Less than $10,000	200
$10,000 to $14,999	110
$15,000 to $24,999	255
$25,000 to $34,999	445
$35,000 to $49,999	674
$50,000 to $74,999	975
$75,000 to $99,999	1,103
$100,000 to $149,999	1,873
$150,000 to $199,999	1,135
$200,000 or more	1,136
Median household income (dollars)	108,598

Housing characteristics in ZIP Code 18020

Housing occupancy
Total housing units	8,199
Occupied housing units	7,906
Vacant housing units	293

Units in structure
Total housing units	8,199
1-unit, detached	6,491
1-unit, attached	1,060
2 units	27
3 or 4 units	45
5 to 9 units	82
10 to 19 units	266
20 or more units	228
Mobile home	0
Boat, RV, van, etc.	0

Year structure built
Total housing units	8,199
Built 2014 or later	0
Built 2010 to 2013	362
Built 2000 to 2009	1,046
Built 1990 to 1999	1,876
Built 1980 to 1989	1,680
Built 1970 to 1979	1,271
Built 1960 to 1969	637
Built 1950 to 1959	567
Built 1940 to 1949	219
Built 1939 or earlier	541

Rooms
Total housing units	8,199
1 room	189
2 rooms	44
3 rooms	172
4 rooms	401
5 rooms	889
6 rooms	1,807
7 rooms	1,134
8 rooms	1,713
9 rooms or more	1,850
Median rooms	7.0

Bedrooms
Total housing units	8,199
No bedroom	189
1 bedroom	339
2 bedrooms	859
3 bedrooms	3,500
4 bedrooms	2,963
5 or more bedrooms	349

Housing tenure
Occupied housing units	7,906
Owner-occupied	6,877
Renter-occupied	1,029
Average household size of owner-occupied unit	2.62
Average household size of renter-occupied unit	2.56

Year householder moved into unit
Occupied housing units	7,906
Moved in 2017 or later	328
Moved in 2015 to 2016	1,474
Moved in 2010 to 2014	1,223
Moved in 2000 to 2009	1,851
Moved in 1990 to 1999	1,514
Moved in 1989 and earlier	1,516

Value
Owner-occupied units	6,877
Less than $50,000	51
$50,000 to $99,999	86
$100,000 to $149,999	153
$150,000 to $199,999	872
$200,000 to $299,999	2,876
$300,000 to $499,999	2,436
$500,000 to $999,999	374
$1,000,000 or more	29
Median (dollars)	279,400

Mortgage status
Owner-occupied units	6,877
Housing units with a mortgage	4,322
Housing units without a mortgage	2,555

Gross rent
Occupied units paying rent	910
Less than $500	0
$500 to $999	169
$1,000 to $1,499	315
$1,500 to $1,999	253
$2,000 to $2,499	100
$2,500 to $2,999	40
$3,000 or more	33
Median (dollars)	1,453
No rent paid	119

Links