ZIP code 21636
Where is ZIP code 21636?
Goldsboro, Maryland
Caroline County · Standard ZIP code
ZIP code 21636 belongs to Goldsboro, Maryland in Caroline County. 21636 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Eastern Time zone and uses area codes 302, 410, 443 and 667. About 1,097 people live in the 21636 area, where the median household income is $73,426. The closest ZIP codes are 21640 (Henderson, 3.1 mi north), 21639 (Greensboro, 4.3 mi south) and 21649 (Marydel, 6.1 mi north).
| ZIP code | 21636 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Goldsboro |
| State | Maryland (MD) |
| County | Caroline County |
| Time zone | Eastern Time · now |
| Area codes | 302, 410, 443, 667 |
| Coordinates | 39.023, -75.7926 map |
| 3-digit prefix | 216 |
Population and income in 21636
| Population | 1,097 · lower than 73% of Maryland ZIP codes |
|---|---|
| People per square mile | 47 · lower than 88% of Maryland ZIP codes |
| Median age | 44 years · higher than 62% of Maryland ZIP codes |
| Men / women | 60% / 40% |
| Median household income | $73,426 · lower than 83% of Maryland ZIP codes |
| Income per person | $32,549 |
| Below the poverty line | 19% |
| Bachelor’s degree or higher | 8.0% of adults 25+ |
| Median home value | $320,000 · lower than 74% of Maryland ZIP codes |
| Median rent | $1,655 a month |
| Housing units | 433 |
| Households | 422 (2.6 people on average) |
| Owners / renters | 86% / 14% |
| Land area | 23.51 sq mi (plus 0.06 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 21636. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 21636
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 21640 | Henderson, MD | 3.1 mi N | Standard |
| 21639 | Greensboro, MD | 4.3 mi S | Standard |
| 21649 | Marydel, MD | 6.1 mi N | Standard |
| 19964 | Marydel, DE | 6.3 mi NE | Standard |
| 21660 | Ridgely, MD | 6.7 mi SW | Standard |
| 21670 | Templeville, MD | 8 mi N | PO Box only |
| 21644 | Ingleside, MD | 8 mi NW | Standard |
| 21607 | Barclay, MD | 8.2 mi NW | Standard |
| 19953 | Hartly, DE | 10.5 mi NE | Standard |
| 21641 | Hillsboro, MD | 10.6 mi SW | PO Box only |
| 19934 | Camden Wyoming, DE | 10.7 mi NE | Standard |
| 19943 | Felton, DE | 11.3 mi E | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 21636 or measure the distance to another ZIP code.
How to address mail to 21636
123 MAIN ST
GOLDSBORO MD 21636
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (21636-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 21636?
- 21636 is a Goldsboro, Maryland ZIP code.
- What county is 21636 in?
- ZIP code 21636 is in Caroline County, Maryland.
- What time zone is ZIP code 21636 in?
- 21636 is in the Eastern Time zone (America/New_York).
- What area code is 21636?
- Phone numbers in ZIP code 21636 use area codes 302, 410, 443 and 667.
- What is the population of ZIP code 21636?
- About 1,097 people live in ZIP code 21636, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 21636?
- The median household income in 21636 is $73,426 a year, lower than 83% of Maryland ZIP codes.
- What ZIP codes are near 21636?
- The nearest ZIP codes to 21636 are 21640 (Henderson, 3.1 miles), 21639 (Greensboro, 4.3 miles), 21649 (Marydel, 6.1 miles) and 19964 (Marydel, 6.3 miles).