Dorchester County, MD ZIP Codes
18 ZIP codes cover all or part of Dorchester County, Maryland. The Census Bureau counts 32,754 residents in the county, with a median household income of $61,839 and a median home value of $262,400. Median household income ranges from $53,890 in 21613 to $73,864 in 21631. Its largest communities include Cambridge, Hurlock, Algonquin, Secretary and Vienna.
Dorchester County (Census county figures)
| Measure | Census figure |
|---|---|
| Residents | 32,754 |
| Households | 13,546 |
| Median household income | $61,839 |
| Median home value | $262,400 |
| Median age | 43.5 |
| Median rent | $1,032 |
All 18 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 64,526 |
| Households (sum of ZIP codes) | 25,879 |
| Median household income, range across ZIP codes | $53,890 (21613) to $73,864 (21631) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $61,506 |
| Homeowners | 67.3% |
| Households with kids under 18 | 27.1% |
| Moved in the past year | 8.6% |
| Carrier routes in EDDM2GO's route library | 61 routes, 28,751 homes (16 of 18 ZIP codes) |
Top facts
- Highest median household income in Dorchester County: 21631 ($73,864)
- Most residents: 19973 (26,834 people)
- Highest homeownership: 21631 (85.4% own their home)
- Most households with kids: 19973 (33.3% of households)
- Most new movers: 21613 (11.4% moved in last year)
- Youngest median age: 21643 (39.8 years)
- Highest median home value: 21631 ($306,700)
Every ZIP code in Dorchester County
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 19973 | Seaford | 26,834 | 10,266 | $64,387 | $278,300 | 72.3% | 33.3% | 9.0% | 17 | 11,869 | 7% of its land |
| 21613 | Cambridge | 17,926 | 7,790 | $53,890 | $283,900 | 51.6% | 20.6% | 11.4% | 19 | 10,363 | 100% of its land |
| 21632 | Federalsburg | 6,436 | 2,656 | $61,316 | $216,000 | 63.1% | 28.0% | 2.5% | 6 | 2,904 | 20% of its land |
| 21643 | Hurlock | 5,392 | 2,067 | $67,219 | $230,000 | 81.4% | 24.9% | 5.5% | 4 | 2,252 | 100% of its land |
| 21631 | East New Market | 2,429 | 942 | $73,864 | $306,700 | 85.4% | 26.8% | 10.6% | 2 | 1,094 | 100% of its land |
| 21659 | Rhodesdale | 1,601 | 555 | $73,750 | $259,900 | 83.4% | 31.4% | 4.5% | 1 | 379 | 100% of its land |
| 21869 | Vienna | 827 | 308 | $62,045 | $232,300 | 85.1% | 25.0% | 15.4% | 2 | 345 | 100% of its land |
| 21664 | Secretary | 635 | 217 | $82,721 | $172,000 | 70.0% | 36.4% | 5.8% | — | — | 100% of its land |
| 21634 | Fishing Creek | 465 | 161 | $83,250 | $232,300 | 100.0% | 22.4% | 10.0% | 1 | 182 | 100% of its land |
| 21677 | Woolford | 436 | 182 | — | $328,600 | 70.3% | 16.5% | 7.3% | 1 | 212 | 100% of its land |
| 21622 | Church Creek | 420 | 195 | $68,750 | $296,300 | 91.3% | 12.8% | 4.9% | 2 | 237 | 100% of its land |
| 21835 | Linkwood | 312 | 184 | $47,083 | $51,100 | 71.7% | 6.0% | 0.0% | 1 | 193 | 100% of its land |
| 21626 | Dorchester County | 256 | 86 | — | $631,900 | 77.9% | 36.0% | 0.0% | 1 | 66 | 100% of its land |
| 21648 | Madison | 172 | 70 | — | $195,000 | 91.4% | 8.6% | 11.0% | 1 | 118 | 100% of its land |
| 21672 | Dorchester County | 161 | 72 | $83,269 | — | 100.0% | 0.0% | 0.0% | 1 | 147 | 100% of its land |
| 21669 | Taylors Island | 160 | 86 | $116,500 | $468,000 | 100.0% | 5.8% | 3.8% | — | — | 100% of its land |
| 21675 | Dorchester County | 38 | 27 | — | — | 100.0% | 0.0% | 0.0% | 1 | 69 | 100% of its land |
| 21627 | Dorchester County | 26 | 15 | $96,250 | $225,000 | 100.0% | 0.0% | 0.0% | 1 | 29 | 100% of its land |
A ZIP code is listed for Dorchester County when at least 10% of its land is in the county, when it holds at least 10% of the county's land, or when the county is its main county. Totals add up whole ZIP codes, including parts that cross the county line; the Census county figures above do not.
Cities and communities
- Cambridge — 13,152 residents · 1 ZIP code
- Hurlock — 2,819 residents · 1 ZIP code
- Algonquin — 1,074 residents · 1 ZIP code
- Secretary — 635 residents · 1 ZIP code
- Vienna — 382 residents · 1 ZIP code
- East New Market — 246 residents · 1 ZIP code
- Fishing Creek — 207 residents · 2 ZIP codes
- Church Creek — 135 residents · 1 ZIP code
- Madison — 133 residents · 2 ZIP codes
- Taylors Island — 127 residents · 1 ZIP code
- Galestown — 114 residents · 2 ZIP codes
- Brookview — 33 residents · 1 ZIP code
- Eldorado — 30 residents · 1 ZIP code
- Elliott — 10 residents · 1 ZIP code
Rankings
- Richest ZIP codes in Dorchester County — 6 ZIP codes ranked
- ZIP codes with the highest home values in Dorchester County — 6 ZIP codes ranked
- ZIP codes with the highest homeownership in Dorchester County — 6 ZIP codes ranked
- ZIP codes with the most families with kids in Dorchester County — 6 ZIP codes ranked
- ZIP codes with the most new movers in Dorchester County — 6 ZIP codes ranked
- Youngest ZIP codes in Dorchester County — 6 ZIP codes ranked
- Oldest ZIP codes in Dorchester County — 6 ZIP codes ranked
- Fastest-growing ZIP codes in Dorchester County — 6 ZIP codes ranked
Price a mailing to Dorchester County ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Dorchester County, MD?
- 19973, 21613, 21632, 21643, 21631, 21659, 21869, 21664, 21634, 21677, 21622, 21835, 21626, 21648, 21672, 21669, 21675 and 21627. Some cross the county line; the table shows each ZIP's share of land in the county.
- What is the population of Dorchester County?
- 32,754 residents in 13,546 households (ACS 5-year estimates, 2020–2024).
- What is the median household income in Dorchester County?
- $61,839 for the county as a whole. Its ZIP codes range from $53,890 (21613) to $73,864 (21631).
- Which Dorchester County ZIP code has the highest median household income?
- 21631, at $73,864, among ZIP codes with at least 1,000 residents. See the full ranking of Dorchester County ZIP codes by income.
- How many carrier routes and mailboxes are in Dorchester County?
- For the 16 of 18 ZIP codes in EDDM2GO's stored route library: 61 carrier routes reaching 28,751 residential and 1,707 business mailboxes. The route map loads the rest when you search them.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.