Glassmanor, MD
- About the City
- Geography
- Climate and Weather
- Landmarks
- Transport
- Healthcare in and around Glassmanor
- Museums and Historical Sites Near Glassmanor
Glassmanor is an unincorporated community in Prince George's County, Maryland, located just across the Potomac River from Washington, D.C. This suburban area offers residents and visitors alike convenient access to the nation's capital while maintaining its own distinct character.
About the City
Official Status and Administrative Affiliation
Glassmanor is an unincorporated community and census-designated place (CDP) in Prince George's County, Maryland (MD) , United States . As an unincorporated area, it does not have its own municipal government but is governed by the county and state. The community is part of the Washington-Arlington-Alexandria, DC-VA-MD-WV metropolitan area, the nation's political and governmental heart .
Historical Names and Nicknames
While the name Glassmanor has been consistent, the area is often discussed in the context of its larger, neighboring communities like Oxon Hill, with which it shares a ZIP code (20745) . It is sometimes referred to as part of the "National Harbor" area due to its proximity to this major waterfront development .
Date of Foundation and Age
Glassmanor's development began in the 1940s. It originally started as a housing complex for scientists working at the nearby Naval Research Laboratory . The population expanded significantly after the construction of the Eastover Shopping Center in the 1950s . Many of the original garden apartments and rowhomes from this era still stand, giving the neighborhood its historical charm .
Geographic Location and Coordinates
- Geographic Coordinates: 38.8181° N, 76.9833° W
- Location: Glassmanor is located approximately 8 miles (13 km) southeast of downtown Washington, D.C., in the coastal plains of the Mideast region . It is situated just east of the Potomac River, which serves as a natural boundary between Maryland and Virginia .
- Elevation: The community has a low elevation, typical of the coastal plain, at approximately 23 to 157 feet (7 to 48 meters) above sea level .
City Type and Economic Specialization
Glassmanor is primarily a residential suburb and a bedroom community for the Washington, D.C. metropolitan area. Its economy and identity are closely tied to its proximity to the nation's capital, with many residents commuting to jobs in government, technology, and related sectors . While its own commercial base includes local businesses and shopping centers, the nearby National Harbor provides a significant economic and entertainment hub with hotels, restaurants, shops, and the MGM National Harbor casino and resort .
Population and Demographics
- Population: As of 2023, the population of Glassmanor was 17,687, showing a steady growth trend .
- City Class: This population places it in the category of a small town or large unincorporated community.
- Demographic Features: Glassmanor is highly diverse. The largest ethnic group is Black or African American (Non-Hispanic) at 61.7%, followed by a significant Hispanic population (32.6%), with Salvadoran being a common place of origin for foreign-born residents . A substantial portion of the community, 21.7%, was born outside the United States, which is higher than the national average .
City's "Business Card" (Briefly)
Glassmanor offers a tranquil, suburban atmosphere with easy access to the bustling energy of Washington, D.C. Its main appeal lies in its convenient location, diverse community, and its proximity to major attractions like National Harbor, historic sites, and parks along the Potomac River, making it a strategic base for exploring the region.
Geography
Water Bodies (Rivers)
The dominant geographic feature near Glassmanor is the Potomac River, located just to its west . The river is central to the region's history and recreation.
- Potomac River: This major river flows into the Chesapeake Bay and forms the border between Maryland and Virginia. Near Glassmanor, it offers scenic views, particularly from parks like Oxon Cove Park and Fort Washington Park . The National Harbor is built along its banks, providing a waterfront promenade, dining, and entertainment .
National and Natural Parks
Glassmanor is surrounded by several parks and natural areas that offer a variety of outdoor experiences.
- Oxon Cove Park & Oxon Hill Farm: Just a short distance away, this 500+ acre park offers a glimpse into the region's agricultural past. Visitors can interact with farm animals, walk scenic trails, and participate in educational programs .
- Fort Washington Park: Located a few miles south, this historic fort offers guided tours of its impressive battlements and beautiful picnic areas with stunning views of the Potomac River. It played a key role in the defense of the nation's capital .
- Anacostia Park: A large, popular park nearby that offers recreation opportunities along the Anacostia River, including trails, sports facilities, and a skating pavilion .
Climate and Weather
Climate Type and General Characteristics
Glassmanor features a humid subtropical climate (Cfa) under the Köppen–Geiger climate classification . This is characterized by hot, humid summers and generally mild winters, with consistent precipitation throughout the year. The region's location on the coastal plain contributes to its muggy summer conditions .
Average Temperatures by Month
Temperatures vary significantly between seasons. The warmest months are June through August, while the coldest are December through February .
- Hottest Month: July, with average daily mean temperatures around 27°C (81°F) , and average highs near 32°C (90°F) .
- Coldest Month: January, with average daily mean temperatures around 3°C (38°F) , and average lows near -1°C (31°F) .
- Extreme Temperatures: Summer highs can occasionally exceed 38°C (102°F), and winter lows can rarely drop to -14°C (7°F) .
Precipitation and Humidity
- Annual Precipitation: Glassmanor receives an average of 43 inches (1092 mm) of rain per year, which is slightly above the U.S. average . Snowfall averages about 14 inches (35.5 cm) annually .
- Wettest Month: May is typically the wettest month, while February is often the driest . The area experiences an average of 117 days with some measurable precipitation .
- Humidity: Humidity is very high throughout the year, especially during the summer months, which can make the heat feel more intense .
Sunshine and UV Index
- Sunny Days: The area averages 202 sunny days per year, which is very close to the U.S. average of 205 .
- UV Index: The UV index is highest during the summer months (May-July), reaching a maximum of 10 (Very High) . Sun protection is essential during this time .
Seasonality and Best Time to Visit
- Spring (March-May): Temperatures are mild and pleasant, ranging from 8°C (47°F) to 24°C (76°F). This is an excellent time for outdoor activities, though it can be rainy .
- Summer (June-August): Hot and humid with temperatures frequently in the high 80s°F (around 31°C). July is the hottest. This season is ideal for water-based activities at local parks and pools .
- Fall (September-November): Similar to spring, with comfortable temperatures dropping from 22°C (73°F) in September to 9°C (48°F) in November. It's a beautiful time for hiking and exploring historic sites .
- Winter (December-February): Cold but generally mild compared to northern states, with temperatures averaging around 3-5°C (38-42°F). Snow is possible but usually not heavy .
Specific Weather Phenomena
Due to its location in the mid-Atlantic, Glassmanor can experience occasional severe weather, including thunderstorms in the summer and Nor'easters in the winter, which can bring heavy rain, wind, or snow.
Landmarks
While Glassmanor itself is primarily residential, its location provides easy access to a wealth of historic sites and landmarks, many of which are in nearby Washington, D.C.
[Oxon Hill Manor]
- Full Name: Oxon Hill Manor
- Year of Opening and Architect: The mansion was built in 1929 for Sumner Welles, a diplomat and Undersecretary of State. It is an excellent example of Georgian Revival architecture.
- Significance: This historic manor house sits on a bluff overlooking the Potomac River. It is now owned by The Maryland-National Capital Park and Planning Commission and is used for weddings, special events, and public programs.
- Location: Located just about 2.9 km (1.8 miles) from the center of Glassmanor, making it a very local landmark .
[Gadsby's Tavern Museum]
- Full Name: Gadsby's Tavern Museum
- Year of Opening: The complex consists of two buildings: the 1785 tavern and the 1792 City Hotel.
- Significance: A historic tavern in Old Town Alexandria, it was a center of political and social life in the late 18th and early 19th centuries. Guests included George Washington, John Adams, and Thomas Jefferson. Today, it operates as a museum where costumed actors bring history to life .
- Location: Approximately 4.2 km (2.6 miles) from Glassmanor .
[Frederick Douglass National Historic Site]
- Full Name: Frederick Douglass National Historic Site
- Year of Opening and Architect: Douglass purchased the home, called Cedar Hill, in 1877 and lived there until his death in 1895.
- Significance: The home of the famed abolitionist, writer, and orator, Frederick Douglass. Perched on a hill in Washington, D.C.'s Anacostia neighborhood, it offers tours of his beautifully preserved home and tells the story of his incredible life and mission .
- Location: About 5 km (3.1 miles) from Glassmanor .
[United States Capitol]
- Full Name: The United States Capitol
- Year of Opening and Architect: Construction began in 1793. The current iconic dome was completed in the 1860s under the direction of Thomas U. Walter.
- Significance: The home of the United States Congress and a symbol of American democracy. This neoclassical building is a must-see for any visitor to the region .
- Location: Approximately 8 km (5 miles) from Glassmanor .
[Lincoln Memorial]
- Full Name: The Lincoln Memorial
- Year of Opening and Architect: Dedicated in 1922, designed by Henry Bacon as a tribute to the 16th President.
- Significance: This Parthenon-inspired monument houses a majestic 19-foot marble statue of Abraham Lincoln and is a powerful symbol of unity and strength. It's a focal point on the National Mall .
- Location: About 9 km (5.6 miles) from Glassmanor .
[Fort Washington Park]
- Full Name: Fort Washington Park
- Year of Opening: The current fort was completed in 1824 to guard the Potomac River approach to Washington, D.C.
- Significance: A historic coastal fortification that offers stunning views, guided tours of its battlements, and beautiful picnic areas. It is a perfect place for a family day out .
- Location: A short drive from Glassmanor .
Transport
Main Airports of the City and Region
Glassmanor is exceptionally well-located for air travel, situated between two of the Washington D.C. area's three major airports.
- Ronald Reagan Washington National Airport (DCA): This is the closest airport, located just across the Potomac River in Arlington, Virginia. It is approximately 5-6 miles (8-10 km) from Glassmanor and primarily handles domestic flights. It is easily accessible via the George Washington Memorial Parkway .
- Washington Dulles International Airport (IAD): Located in Northern Virginia, about 26 miles (42 km) west. It is a major international hub .
- Baltimore/Washington International Thurgood Marshall Airport (BWI): Located about 30 miles (48 km) northeast in Anne Arundel County, Maryland, serving as another major hub for domestic and international flights.
Main Highways and Roads
Glassmanor's location provides excellent road connectivity, though this also leads to heavy commuter traffic.
- Interstate 95 (I-95) / Interstate 495 (I-495, Capital Beltway): The Capital Beltway encircles Washington, D.C., and is the main highway providing access to the region. Glassmanor is located just off this major artery .
- State Highway 210 (Indian Head Highway): A key north-south route that runs through the area and connects to the Capital Beltway .
- State Highway 414 (St. Barnabas Road / Oxon Hill Road): An east-west route that provides access to local shopping and amenities .
Public Transportation System
The Washington, D.C. area has an extensive public transportation system, parts of which serve Glassmanor.
- Metrobus: The Washington Metropolitan Area Transit Authority (WMATA) operates several Metrobus routes that serve Glassmanor and connect it to nearby Metro rail stations and other points of interest .
- Metrorail: While there is no Metrorail station directly in Glassmanor, riders can access the system at nearby stations. The Southern Avenue Metro Station on the Green Line is one of the closest and most convenient stations for Glassmanor residents .
- SmarTrip Cards: Riders use SmarTrip cards, a reloadable payment card for the region's buses and trains, to pay fares .
Commute Patterns
Due to its suburban nature and proximity to major employment centers, driving alone is the most common mode of transportation. The average commute time for Glassmanor residents is a lengthy 32.7 minutes, reflecting the challenges of traveling in the congested D.C. metropolitan area . Walking, biking, and ride-sharing services are also options, though walking and biking infrastructure is limited .
Ridesharing and Taxis
Modern ridesharing services like Uber and Lyft are readily available and provide a quick and easy way to get around, especially to and from airports or for evening outings . Traditional taxi services are also an option.
Healthcare in and around Glassmanor
Glassmanor, Maryland, is a community located in Prince George's County with access to a range of healthcare facilities. While the immediate area offers medical services, residents also benefit from proximity to specialized care in nearby Washington, D.C. .
Local Hospitals and Medical Centers
Glassmanor is served by several local hospitals that provide comprehensive medical care. These facilities offer a variety of services, including emergency care, surgical procedures, maternity services, and diagnostic imaging, ensuring that residents have access to essential healthcare close to home .
For primary and preventative care, the community is supported by clinics focusing on general check-ups, vaccinations, and chronic disease management. Specialized facilities are also available, including a children's hospital with pediatric emergency and neonatal intensive care services, a psychiatric center offering mental health services, and a rehabilitation center providing physical, occupational, and speech therapy .
Specialized Care in Nearby Washington, D.C.
Due to Glassmanor's proximity to Washington, D.C., residents often travel to the city for specialized medical services. The DuPont Clinic, located in Washington, D.C., is one such facility that serves patients from Glassmanor and throughout Maryland . This clinic is known for its patient-centered approach to reproductive healthcare, offering services in a private and comfortable environment . The clinic specializes in comprehensive abortion care and also provides IUD services, including insertion with sedation and advanced pain management options to ensure patient comfort .
Another nearby option for reproductive health services is Whole Woman's Health, which serves the Oxon Hill-Glassmanor area. This clinic provides a range of services, including abortion care (both in-clinic procedures and the abortion pill), annual exams, STI testing and treatment, and various birth control methods like IUDs and implants. They are known for their compassionate, non-judgmental approach and offer options for telemedicine and private, VIP care .
Public Health and Community Wellness
The health of Glassmanor residents is supported by various public health metrics and accessible services. The area has a physician rate of 132 per 100,000 people. The Health Cost Index for the area is 100.5, which is very close to the national average of 100 .
For community wellness, the area features several parks and recreational facilities that encourage a healthy and active lifestyle among residents . Additionally, essential public health services like tuberculosis (TB) testing are readily available. Lab Testing USA offers convenient TB screening options in Glassmanor, including the traditional PPD skin test and modern blood tests like QuantiFERON-TB Gold and T-SPOT. These tests are important for employment, school enrollment, and maintaining public health safety .
Museums and Historical Sites Near Glassmanor
While Glassmanor itself is primarily a residential community, its location near Washington, D.C., and Alexandria, VA, provides residents and visitors with easy access to a wealth of historical and cultural museums .
Local History Museums in the Region
The area around Glassmanor is home to several well-regarded local history museums that offer a glimpse into the region's past.
- The Octagon Museum: Located in Washington, D.C., about 9.4 miles from Glassmanor, this historical place museum is housed in a Federal-style house that once served as a residence for President James Madison. It now features architecture and design exhibits .
- Dumbarton House: Also in D.C., approximately 11.4 miles away, this early 19th-century house museum showcases Federal-period architecture, decorative arts, and furnishings .
- Captain Avery Museum: Situated about 42 miles from Glassmanor, this local history museum is a popular spot, particularly noted for its waterfront venue and has received positive reviews for hosting events like weddings .
- Colvin Run Mill: Located roughly 30.5 km away, this historical place museum features a well-restored, operating water wheel grist mill with informative displays and knowledgeable docents .
- Carnegie Library: About 9.5 miles from Glassmanor, this historical landmark now houses a renowned Apple Store alongside the DC history center, making it a unique blend of history and modern culture .
Proximity to Major Museums in Washington, D.C.
Glassmanor's greatest cultural asset is its proximity to the Smithsonian museums and numerous other national landmarks in Washington, D.C. The short distance allows for easy visits to world-renowned institutions such as the National Museum of American History, the National Air and Space Museum, and the National Museum of African American History and Culture, among countless others .