Residential delivery area · Maryland
ZIP Code 20770: Greenbelt, MD
ZIP code 20770 is in Greenbelt, Maryland, entirely in Prince George's County (Census 2020 ZIP-county file). About 28,000 people live there (Census Bureau, ACS 2020-2024), the more populous of Greenbelt's 2 residential ZIP codes. Median household income is $84,096 (Census Bureau, ACS 2020-2024). By Census place, 77% of its land lies in Greenbelt, and 4% in smaller places; 19% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Greenbelt · 2 residential ZIPs
- County
- Prince George's County
- Census places
- Greenbelt
- Metro area
- Washington-Arlington-Alexandria, DC-VA-MD-WV
- House district
- MD-4 119th Congress
- State
- Maryland
- Time zone
- Eastern
- Land area
- 7.3 sq mi · 3,884 people per sq mi
- PO Box ZIPs
- 20768 also use the name Greenbelt
Where is ZIP code 20770?
20770 centers on 39.000°, -76.889° and covers 7.3 square miles of land plus 0.1 of water. It borders 5 ZIP codes: 20771, 20740, 20737, 20706, 20705.
The map draws ZIP code areas only. For the streets inside 20770, 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 20770 compare with the rest of Greenbelt?
| Measure | 20770 | In Greenbelt | In Prince George's County | In MD |
|---|---|---|---|---|
| People (ACS 2020-2024) | 28,384 | 1st of 2 | 19th of 40 | 91st of 477 |
| Median household income | $84k | 1st of 1 | 25th of 36 | 220th of 293 |
| Median home value | $255k | 1st of 1 | 36th of 36 | 283rd of 320 |
Its median household income is higher than in 67% of U.S. residential ZIP codes, and it is denser than 91% 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 20770?
The 2020 Census counted 28,612 people in 20770; the ACS, which samples households over 2020-2024, estimates 28,384. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 28,384
- 2020 Census count
- 28,612
- Households
- 11,829
- Median age
- 34.2
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 20770?
Of the 28,384 people the ACS estimates in 20770, 24.6% are under 18 and 13.7% are 65 or older. The largest group by race and Hispanic origin is Black (not Hispanic) (50.9%), then Hispanic or Latino (19.3%).
- Under 1824.6%
- 18 to 6461.7%
- 65 and older13.7%
- Black, not Hispanic50.9%
- Hispanic or Latino19.3%
- White, not Hispanic16.7%
- Asian, not Hispanic6.8%
- Other or two or more6.4%
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 20770 earn?
Median household income is $84,096 (ACS 2020-2024), the 25th highest of the 36 ranked ZIP codes in Prince George's County.
- Median household income
- $84,096±$9,450
- Income per person
- $45,507
- Below the poverty line
- 18.2%
- Unemployed (of the labor force)
- 6.5%
- Adults 25+ with a bachelor's degree
- 42.0%
- Adjusted gross income per tax return, 2022
- $63,97013,420 returns; wages 82% 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 20770?
FHFA's house price index for 20770, built from repeat sales and appraisals of the same homes, rose 72% from 2015 to 2025 and rose 40% from 2020 to 2025, and moved +6.4% in 2025.
- Median home value (owners' estimate)
- $255,200
- Median gross rent
- $1,845
- Homes owned by their occupants
- 44.9%
- Housing units
- 12,646
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 20770?
709 business establishments had a location in this ZIP code in 2023, 14 fewer than in 2018; the most are in health care and social assistance (ZIP Code Business Patterns).
- Health care and social assistance188
- Professional, scientific, and technical services154
- Retail trade80
- Accommodation and food services61
- Other services (except public administration)55
- Finance and insurance42
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 20770?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 20771 | Greenbelt | 0 | – | 1.9 mi |
| 20740 | College Park | 36,847 | $77k | 2.2 mi |
| 20737 | Riverdale | 24,489 | $87k | 2.9 mi |
| 20706 | Lanham | 42,612 | $105k | 3.1 mi |
| 20705 | Beltsville | 28,713 | $110k | 3.3 mi |
| 20742 | College Park | 4,350 | – | 2.9 mi (near) |
| 20784 | Hyattsville | 33,831 | $87k | 3.4 mi (near) |
| 20783 | Hyattsville | 50,333 | $87k | 4.2 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.