Comparison to Surrounding Areas
The median household income ($72,895) for 18103 is less than the median household income for 18106 ($92,813), 18034 ($153,200), 18036 ($129,123), 18049 ($93,694), 18062 ($110,675), 18104 ($94,601), Lehigh County ($80,079), Lower Macungie township ($125,230), Salisbury township ($101,299), South Whitehall township ($102,872), and Upper Saucon township ($145,764). But it's more than 18015 ($60,800), 18102 ($43,085), 18109 ($58,031), and Allentown city ($55,494).
| 18103 | $72,895 |
| Allentown city | $55,494 |
| Lower Macungie township | $125,230 |
| Salisbury township | $101,299 |
| South Whitehall township | $102,872 |
| Upper Saucon township | $145,764 |
| Lehigh County | $80,079 |
Get Median Household Income for all Zip Codes in Pennsylvania.
The average household income ($103,035) for 18103 is less than the average household income for 18106 ($125,638), 18034 ($250,466), 18036 ($171,095), 18049 ($120,915), 18062 ($144,140), 18104 ($118,865), Lehigh County ($110,753), Lower Macungie township ($152,651), Salisbury township ($134,708), South Whitehall township ($129,338), and Upper Saucon township ($225,873). But it's more than 18015 ($99,146), 18102 ($56,348), 18109 ($72,617), and Allentown city ($70,457).
| 18103 | $103,035 |
| Allentown city | $70,457 |
| Lower Macungie township | $152,651 |
| Salisbury township | $134,708 |
| South Whitehall township | $129,338 |
| Upper Saucon township | $225,873 |
| Lehigh County | $110,753 |
Get Average Household Income for all Zip Codes in Pennsylvania.
The per-capita income for 18103 is $40,738. The per capita income ($40,738) for 18103 is less than the per capita income for 18106 ($50,875), 18034 ($80,798), 18036 ($66,527), 18049 ($48,795), 18062 ($54,688), 18104 ($46,691), Lehigh County ($43,088), Lower Macungie township ($58,598), Salisbury township ($51,676), South Whitehall township ($52,173), and Upper Saucon township ($76,459). But it's more than 18015 ($35,231), 18102 ($19,885), 18109 ($28,396), and Allentown city ($26,892).
| 18103 | $40,738 |
| Allentown city | $26,892 |
| Lower Macungie township | $58,598 |
| Salisbury township | $51,676 |
| South Whitehall township | $52,173 |
| Upper Saucon township | $76,459 |
| Lehigh County | $43,088 |
Get Per-Capita Income for all Zip Codes in Pennsylvania.
12.2% of households make over $200,000 a year. The percent high income households (12.2%) for 18103 is less than the percent high income households for 18106 (19.9%), 18034 (32.1%), 18036 (28.3%), 18062 (22.0%), 18104 (14.1%), Lehigh County (12.4%), Lower Macungie township (26.0%), Salisbury township (20.8%), South Whitehall township (17.0%), and Upper Saucon township (34.6%). But it's more than 18015 (11.4%), 18049 (11.8%), 18102 (1.5%), 18109 (2.9%), and Allentown city (3.5%).
| 18103 | 12.2% |
| Allentown city | 3.5% |
| Lower Macungie township | 26.0% |
| Salisbury township | 20.8% |
| South Whitehall township | 17.0% |
| Upper Saucon township | 34.6% |
| Lehigh County | 12.4% |
Get High Income Households for all Zip Codes in Pennsylvania.
| under 25 years | 25 to 44 years | 45 to 64 years | 65 years and over | |
|---|---|---|---|---|
| 18103 | $22,067 | $71,237 | $87,349 | $63,981 |
| Allentown city | $42,529 | $60,335 | $62,094 | $40,631 |
| Lower Macungie township | $34,694 | $148,609 | $159,095 | $77,908 |
| Salisbury township | $-1 | $130,882 | $130,833 | $72,813 |
| South Whitehall township | $81,016 | $134,719 | $113,056 | $65,194 |
| Upper Saucon township | $135,865 | $171,682 | $199,861 | $89,830 |
| Lehigh County | $44,030 | $85,370 | $100,107 | $58,170 |
Get Median Household Income by Age of Householder for all Zip Codes in Pennsylvania.
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All income statistics above are the most current, comparable income statistics available from the US Census Bureau and are from the American Community Survey 2024 5-year estimates. You can find this information and other demographics for 18103 on the US Census Bureau’s website. These values are in 2024 inflation-adjusted dollars and were downloaded on 29 January 2026.
Margins of error for the income data are:
| Median Household Income | Average Household Income | Per Capita Income | High Income Households | Median Household Income by Age of Householder | ||||
|---|---|---|---|---|---|---|---|---|
| under 25 | 25 to 44 | 45 to 64 | 65+ | |||||
| 18103 | +/-$4,130 | +/-$5,320 | +/-$2,351 | +/-2.5% | +/-$10,578 | +/-$6,078 | +/-$12,971 | +/-$3,012 |
| Allentown city | +/-$2,358 | +/-$2,232 | +/-$868 | +/-0.7% | +/-$4,372 | +/-$2,346 | +/-$3,545 | +/-$3,874 |
| Lower Macungie township | +/-$11,461 | +/-$9,416 | +/-$4,113 | +/-4.1% | +/-$32,066 | +/-$18,988 | +/-$24,646 | +/-$13,249 |
| Salisbury township | +/-$8,362 | +/-$14,169 | +/-$5,435 | +/-5.5% | +/-$-1 | +/-$36,584 | +/-$24,195 | +/-$7,035 |
| South Whitehall township | +/-$10,179 | +/-$10,607 | +/-$4,168 | +/-3.1% | +/-$36,423 | +/-$25,613 | +/-$18,642 | +/-$11,025 |
| Upper Saucon township | +/-$14,100 | +/-$26,450 | +/-$8,223 | +/-4.4% | +/-$69,590 | +/-$16,567 | +/-$25,842 | +/-$11,929 |
| Lehigh County | +/-$1,728 | +/-$2,354 | +/-$901 | +/-0.7% | +/-$3,242 | +/-$2,335 | +/-$3,838 | +/-$2,638 |