ZIP code
20690
Tall Timbers, MD
20690 covers Tall Timbers in St. Mary's County, with 1,046 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 20690. Methodology
ZIP code map of 20690

About ZIP code 20690
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 20690. Not ACS. Methodology
People in 20690
Race
- White852
- Black or African American42
- Asian9
- Other race4
- Two or more races47
Hispanic or Latino (any race): 26
Age
- Under 1085
- 10 to 19113
- 20 to 2988
- 30 to 39110
- 40 to 49123
- 50 to 59163
- 60 to 69128
- 70 to 7999
- 80 and older45
Income and housing in 20690
Education
- High school graduate86.3%
- Bachelor's degree50.1%
- Graduate degree18.0%
Places covering 20690
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- Piney Point55.2%
- Tall Timbers44.8%
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- St. Mary's County100.0%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
0.0% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 20690
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 726 | |
| 2006 | 712 | |
| 2007 | 768 | |
| 2008 | 726 | |
| 2009 | 726 | |
| 2010 | 751 | |
| 2011 | 397 | 770 |
| 2012 | 394 | 750 |
| 2013 | 457 | 750 |
| 2014 | 567 | 760 |
| 2015 | 622 | 750 |
| 2016 | 754 | 790 |
| 2017 | 917 | 780 |
| 2018 | 753 | 780 |
| 2019 | 905 | 790 |
| 2020 | 950 | 810 |
| 2021 | 886 | 810 |
| 2022 | 843 | 820 |
| 2023 | 1,046 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 20690
12 nearest ZIP centroids (any distance)
- 20674Piney Point0.3 miPop 638 · Income $126,029
- 20692Valley Lee2.5 miPop 438 · Income $120,491
- 20630Drayden3.9 miPop 346 · Income $227,581
- 20620Callaway5.2 miPop 1,160 · Income $154,188
- 20686Saint Marys City5.9 miPop 949 · Income —
- 20634Great Mills6.1 miPop 6,976 · Income $117,431
- 20667Park Hall6.2 miPop 98 · Income —
- 20684Saint Inigoes6.6 miPop 825 · Income $176,938
- 20653Lexington Park7.9 miPop 26,799 · Income $97,923
- 22488Kinsale8.0 miPop 807 · Income —
- 20680Ridge8.8 miPop 702 · Income $81,125
- 20650Leonardtown8.8 miPop 15,979 · Income $139,688
ZIP centroids within 2 miles
| ZIP | City | State | Distance (miles) | ACS population | Median income |
|---|---|---|---|---|---|
| 20674 | Piney Point | MD | 0.3 mi | 638 | $126,029 |
ZIPs within 2 miles of this place
Default is 2 miles. Distances are between ZIP centroids. Widen the radius if nothing is in range.
ZIP code 20690 FAQ
- What city is ZIP code 20690 in?
- 20690 is in Tall Timbers, MD.
- What county is 20690 in?
- 20690 is in St. Mary's County.
- What is the median household income in 20690?
- The median household income in 20690 is $129,236.
- Which ZIP codes are near 20690?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 20690.