Residential delivery area · Maryland
ZIP Code 21813: Bishopville, MD
ZIP code 21813 uses the postal name Bishopville, Maryland and lies entirely in Worcester County (Census 2020 ZIP-county file). About 3,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $121,472 (Census Bureau, ACS 2020-2024). By Census place, 10% of its land lies in Bishopville (a census-designated place); 90% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Bishopville · its only residential ZIP
- County
- Worcester County
- Census places
- Bishopville census-designated place
- Micro area
- Ocean Pines, MD
- House district
- MD-1 119th Congress
- State
- Maryland
- Time zone
- Eastern
- Land area
- 27.4 sq mi · 109 people per sq mi
Where is ZIP code 21813?
21813 centers on 38.423°, -75.180° and covers 27.4 square miles of land plus 6.8 of water. It borders 6 ZIP codes: 21862, 19975, 19945, 21872, 21842, 21811.
The map draws ZIP code areas only. For the streets inside 21813, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 21813 compare with the rest of Worcester County?
| Measure | 21813 | In Worcester County | In MD |
|---|---|---|---|
| People (ACS 2020-2024) | 2,999 | 6th of 12 | 274th of 477 |
| Median household income | $122k | 1st of 5 | 121st of 293 |
| Median home value | $628k | 1st of 6 | 42nd of 320 |
Its median household income is higher than in 91% of U.S. residential ZIP codes, and it is denser than 55% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 21813?
The 2020 Census counted 2,862 people in 21813; the ACS, which samples households over 2020-2024, estimates 2,999. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 2,999±522 (90% margin)
- 2020 Census count
- 2,862
- Households
- 1,297
- Median age
- 53.2
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 21813?
Of the 2,999 people the ACS estimates in 21813, 12.2% are under 18 and 25.3% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (84.0%).
- Under 1812.2%
- 18 to 6462.5%
- 65 and older25.3%
- White, not Hispanic84.0%
- Other or two or more8.2%
- Black, not Hispanic5.2%
- Hispanic or Latino2.5%
- Asian, not Hispanic0.1%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 21813 earn?
Median household income is $121,472 (ACS 2020-2024), the highest of the 5 ranked ZIP codes in Worcester County.
- Median household income
- $121,472±$17,930
- Income per person
- $70,018
- Below the poverty line
- 4.1%
- Unemployed (of the labor force)
- 3.3%
- Adults 25+ with a bachelor's degree
- 27.9%
- Adjusted gross income per tax return, 2022
- $110,8261,550 returns; wages 53% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 21813?
FHFA's house price index for 21813, built from repeat sales and appraisals of the same homes, rose 92% from 2015 to 2025 and rose 71% from 2020 to 2025, and moved +18.1% in 2025.
- Median home value (owners' estimate)
- $628,000
- Median gross rent
- –
- Homes owned by their occupants
- 80.6%
- Housing units
- 1,697
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 21813?
98 business establishments had a location in this ZIP code in 2023, 6 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction40
- Retail trade9
- Professional, scientific, and technical services9
- Real estate and rental and leasing7
- Administrative and support and waste management and remediation services6
- Accommodation and food services6
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 21813?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 21862 | Showell | 30 | – | 2.6 mi |
| 19975 | Selbyville, DE | 10,862 | $89k | 3.2 mi |
| 19945 | Frankford, DE | 9,640 | $88k | 5.8 mi |
| 21872 | Whaleyville | 661 | $118k | 6.5 mi |
| 21842 | Ocean City | 11,226 | $80k | 6.6 mi |
| 21811 | Berlin | 24,377 | $90k | 7.4 mi |
| 19944 | Fenwick Island, DE | 636 | $121k | 7.8 mi (near) |
| 19967 | Millville, DE | 2,376 | $98k | 8.7 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.