Residential delivery area · Maryland
ZIP Code 20636: Hollywood, MD
ZIP code 20636 uses the postal name Hollywood, Maryland and lies entirely in St. Mary's County (Census 2020 ZIP-county file). About 10,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $163,690 (Census Bureau, ACS 2020-2024). Its land lies outside any incorporated or census-designated place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Hollywood · its only residential ZIP
- County
- St. Mary's County
- Metro area
- Lexington Park, MD
- House district
- MD-5 119th Congress
- State
- Maryland
- Time zone
- Eastern
- Land area
- 34.4 sq mi · 305 people per sq mi
Where is ZIP code 20636?
20636 centers on 38.352°, -76.567° and covers 34.4 square miles of land plus 10.4 of water. It borders 7 ZIP codes: 20619, 20688, 20685, 20657, 20650, 20659, 20678.
The map draws ZIP code areas only. For the streets inside 20636, 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 20636 compare with the rest of St. Mary's County?
| Measure | 20636 | In St. Mary's County | In MD |
|---|---|---|---|
| People (ACS 2020-2024) | 10,486 | 5th of 27 | 180th of 477 |
| Median household income | $164k | 2nd of 8 | 35th of 293 |
| Median home value | $474k | 2nd of 9 | 115th of 320 |
Its median household income is higher than in 97% of U.S. residential ZIP codes, and it is denser than 67% 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 20636?
The 2020 Census counted 10,615 people in 20636; the ACS, which samples households over 2020-2024, estimates 10,486. Between the 2010 and 2020 censuses its population grew 6.8% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 10,486±1,326 (90% margin)
- 2020 Census count
- 10,615+6.8% since 2010 (9,937)
- Households
- 3,324
- Median age
- 39.4
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 20636?
Of the 10,486 people the ACS estimates in 20636, 23.5% are under 18 and 14.6% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (79.9%).
- Under 1823.5%
- 18 to 6461.9%
- 65 and older14.6%
- White, not Hispanic79.9%
- Other or two or more7.3%
- Hispanic or Latino5.8%
- Black, not Hispanic5.4%
- Asian, not Hispanic1.7%
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 20636 earn?
Median household income is $163,690 (ACS 2020-2024), the 2nd highest of the 8 ranked ZIP codes in St. Mary's County. It is not measurably different from 2015-2019 ($135,158 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $163,690±$34,692
- Income per person
- $57,365
- Below the poverty line
- 3.9%
- Unemployed (of the labor force)
- 3.2%
- Adults 25+ with a bachelor's degree
- 34.4%
- Adjusted gross income per tax return, 2022
- $115,6935,230 returns; wages 70% 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 20636?
FHFA's house price index for 20636, built from repeat sales and appraisals of the same homes, rose 44% from 2015 to 2025 and rose 29% from 2020 to 2025, and moved +2.7% in 2025.
- Median home value (owners' estimate)
- $474,000
- Median gross rent
- $1,365
- Homes owned by their occupants
- 87.8%
- Housing units
- 3,880
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 20636?
173 business establishments had a location in this ZIP code in 2023, 3 fewer than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction32
- Professional, scientific, and technical services27
- Retail trade17
- Other services (except public administration)15
- Administrative and support and waste management and remediation services14
- Health care and social assistance13
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 20636?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 20619 | California | 14,212 | $119k | 4.6 mi |
| 20688 | Solomons | 1,290 | $103k | 5.8 mi |
| 20685 | Saint Leonard | 6,866 | $119k | 6.1 mi |
| 20657 | Lusby | 20,699 | $116k | 7.2 mi |
| 20650 | Leonardtown | 16,094 | $143k | 7.3 mi |
| 20659 | Mechanicsville | 24,324 | $122k | 9.7 mi |
| 20678 | Prince Frederick | 12,752 | $126k | 12.0 mi |
| 20615 | Broomes Island | 460 | – | 4.2 mi (near) |
| 20629 | Dowell | 1,150 | $87k | 6.0 mi (near) |
| 20656 | Loveville | 87 | – | 6.3 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.