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Frederick, Maryland: History, Geography, Community & Culture
Frederick is a city in and the county seat of Frederick County, Maryland, United States. Frederick's population was 78,171 people as of the 2020 census, making it the second-largest incorporated city in Maryland behind Baltimore. It is a part of the Washington metropolitan area and the greater Washington–Baltimore combined statistical area.
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Frederick, Maryland topic overview
The analysis highlights History, Geography, Community and Culture as prominent areas in the source structure around Frederick, Maryland.
Related topics
266
Source areas
11
Connected nodes
277
Extracted relationships
29
Related term clusters
88
Bridge connections
277
What this topic covers Research coverage
Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.
Overview · 79 topics
History · 78 topics
Culture · 24 topics
Sports · 17 topics
Transportation · 17 topics
Education · 13 topics
Geography · 10 topics
Demographics · 8 topics
Economy · 7 topics
Government · 7 topics
Media · 6 topics
Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.
Key facts & relationships
High-confidence facts extracted from structured source data. Use them as anchors for further research.
Founded
1745
Area codes
301, 240
Country
United States
County
Frederick
Demonym(s)
Fredericktonian Fredneck (colloquial)
Elevation
341 ft (104 m)
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Frederick, Maryland
6County seat · Frederick County, Maryland · 2020 United States census
A structured outline of related entities, concepts and subtopics. Open any item to build a new map centered on it.
Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.
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Advanced semantic analysis
How Frederick, Maryland connects Entity context
Entity context groups extracted connections by relationship type. Counts show recurrence in the analyzed source; the examples are research signals, not claims about importance.
The extracted context around Frederick, Maryland shows recurring relationship patterns in the source. For example, Frederick, Maryland → 24.56 sq mi (63.61 km2), 78,171 Another extracted example is Frederick, Maryland → 301, 240. Use these groups to spot repeated connection types before inspecting the individual relationships.
Frederick, Maryland
Top relations
• City· 2
Frederick, Maryland → 24.56 sq mi (63.61 km2), 78,171
Relationships are represented as Subject → Predicate → Object triples. Confidence describes extraction strength, not the real-world importance of a relationship; lower-confidence rows may be contextual rather than explicit.
TTTA extracted 29 structured relationships around Frederick, Maryland. Examples in this analysis include Frederick, Maryland → Area codes → 301, 240 and Frederick, Maryland → Country → United States. The table shows each extracted connection, where it came from and its confidence.
Subject
Predicate
Object
Confidence
Src
Frederick, Maryland
Area codes
301, 240
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infobox
Frederick, Maryland
Country
United States
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infobox
Frederick, Maryland
County
Frederick
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infobox
Frederick, Maryland
Demonym(s)
Fredericktonian Fredneck (colloquial)
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infobox
Frederick, Maryland
Elevation
341 ft (104 m)
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infobox
Frederick, Maryland
FIPS code
24-30325
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infobox
Frederick, Maryland
Founded
1745
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infobox
Frederick, Maryland
GNIS feature ID
2390588
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infobox
Frederick, Maryland
Highways
I-70, I-270, US 15, US 40, US 340, MD 80, [MD 144, MD 355
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infobox
Frederick, Maryland
State
Maryland
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infobox
Frederick, Maryland
Time zone
UTC−5 (EST)
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infobox
Frederick, Maryland
Website
www.cityoffrederickmd.gov
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infobox
Frederick, Maryland
ZIP Codes
21701–21709
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infobox
Frederick, Maryland
• City
24.56 sq mi (63.61 km2)
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infobox
Frederick, Maryland
• City
78,171
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infobox
Frederick, Maryland
• Density
3,264.3/sq mi (1,260.35/km2)
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infobox
Frederick, Maryland
• Estimate (2025)
92,089
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Frederick, Maryland
• Land
24.38 sq mi (63.14 km2)
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infobox
Frederick, Maryland
• Rank
US: 452nd MD: 2nd
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infobox
Frederick, Maryland
• Summer (DST)
UTC−4 (EDT)
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infobox
Frederick, Maryland
• Urban
141,576 (US: 230th)
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infobox
Frederick, Maryland
• Water
0.18 sq mi (0.47 km2)
1.00
infobox
No triples extracted yet.
Related concept clusters Related term clusters
Related term clusters group terms that sit near one another in the extracted graph. They are useful for discovering adjacent language and context, but proximity does not by itself imply a factual relationship.
The concept neighborhoods around Frederick, Maryland bring nearby vocabulary together. In this analysis, examples include Maryland, Also and Downtown. Use the clusters to find adjacent concepts and terminology that may deserve separate research.
Frederick, Maryland
Maryland
Also
Downtown
Public
Library
State
One
Virginia
Community
Pennsylvania
Town
Home
county seat
Maryland
Frederick
Public
Also
Library
Town
Downtown
Area
Located
One
War
Important
washington metropolitan area
Downtown
Washington
West
Along
County
Public
Maryland
City
Pennsylvania
Virginia
War
Frederick
washington–baltimore combined statistical area
Washington
Downtown
West
Major
South
East
Along
County
Public
City
Maryland
Pennsylvania
martinsburg, west virginia
Pennsylvania
Virginia
West
Major
Street
Baltimore
Near
Washington
National
South
East
City
prince george's county
Maryland
Frederick
Public
Also
Library
Town
Downtown
Area
Located
One
War
Important
montgomery county
Maryland
Frederick
Public
Also
Library
Town
Downtown
Area
Located
One
War
Important
washington county, maryland
State
Maryland
Frederick
West
Public
One
Also
Library
Town
Pennsylvania
Downtown
Along
Connections between topic areas Semantic bridges
Semantic bridges connect parts of the graph that would otherwise be more separate. A bridge is a structural signal in this analysis, not a claim that the two topic areas are equivalent.
For Frederick, Maryland, one of the stronger structural bridges in this analysis connects Frederick, Maryland with Overview. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.
Number of nodes, edges, triples, density and central hubs. Use it to gauge the size and connectivity of the map.
Frederick, Maryland
Nodes278
Edges277
Triples29
Avg. degree1.99
Density0.007194
Components1
Source & methodology
TTTA analyzes the structure around Frederick, Maryland to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as History, Geography, Community & Culture, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.
