TowerCensus

Tower 1210838 — Jonestown, MD

Constructed

FCC Antenna Structure Registration 1210838 — tower (type not specified) near Jonestown, Maryland. Filed under the FCC's older general tower code, which does not record whether the tower is guyed, lattice or a monopole.

At a glance

FCC Antenna Structure Registration 1210838 is a 152 m (500 ft) tower near Jonestown, Howard County, Maryland. Its registration status is constructed, with construction recorded on Feb 18, 2001. It is registered to COUNTY OF HOWARD, which holds 12 FCC structure registrations.

Overall height
152 m
500 ft
Support structure
150 m
Top above sea level
305 m
Ground elevation
152 m
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≥ 150 m60–150 m30–60 m< 30 m
This entry + 6 nearby

Registration record

FCC record

FieldValue
Registration number (ASRN)1210838
Unique system identifier2607982
StatusConstructed (C)
Structure typeTower (type not specified) (TOWER)
Date constructedFeb 18, 2001
Registration issuedMar 23, 2000

Aviation safety

FAA & lighting

FieldValue
FAA study number99-AEA-2687-OE
FAA circular70/7460-1J
Painting / lighting spec4, 8, 13
Marking / lighting codeFAA Style E (7)

The painting/lighting specification is copied as filed: the FAA marking and lighting chapters and paragraphs cited in the ASR record. The marking/lighting code is decoded using the FCC registration form's code list.

Registered owner

COUNTY OF HOWARD

Ellicott City, MD · FRN 0002134682

Holds 12 FCC structure registrations — view the full portfolio →

Location

Address
8950 Route 108
City
Jonestown
ZIP
21045
County FIPS
24027
Coordinates
39.22619, -76.81053

Within ~40 km

Nearby structures

How tall is structure 1210838 compared with others?

At 152 m, structure 1210838 is about twice the 72 m average across the 69 structures registered in Howard County. It is about twice the Maryland average of 70 m across 1,911 registrations. Among the 75,198 registrations nationwide filed under the same structure-type code (TOWER), the average overall height is 76 m, so this one is about twice that figure.

The supporting structure itself measures 150 m; antennas and other appurtenances on top bring the overall height above ground to 152 m. The site's filed ground elevation is 152 m, which puts the top of the structure 305 m above mean sea level.

Where is structure 1210838, and what is registered around it?

The registration places the structure near Jonestown in Howard County, Maryland, at coordinates 39.22619, -76.81053, with the site address filed as "8950 Route 108". Howard County has 69 FCC-registered antenna structures, the 11th-largest count among the 24 Maryland counties with registrations, and 50 of them are marked constructed. Maryland as a whole has 1,911 registrations, the 33rd-largest total among the 50 states and DC.

The tallest other registered structure within about 40 km is Baltimore, MD · 1044237, a guyed tower at 390 m (constructed).

What does the status "Constructed" mean?

Constructed means the owner has notified the FCC that construction is complete, so the registry treats the structure as standing. The FCC issued registration 1210838 on Mar 23, 2000. Nationally, 141,898 of the 197,833 registrations (71.7%) carry the constructed status, including 1,312 in Maryland.

Who owns antenna structure 1210838?

The FCC record lists COUNTY OF HOWARD of Ellicott City, MD as the registered owner, under FCC Registration Number 0002134682. Across the registry it holds 12 structure registrations, including 12 in Maryland. Its most common filed structure-type code is TOWER (9 registrations).

What FAA and lighting details are on file?

The registration cites FAA aeronautical study 99-AEA-2687-OE and FAA Advisory Circular 70/7460-1J, the FAA review of the structure's effect on air navigation. Its marking and lighting code, 7, is listed on the FCC registration form as "FAA Style E". The painting and lighting specification on file cites FAA chapters 4, 8, 13.

Frequently asked questions

How tall is antenna structure 1210838?

Its registered overall height above ground is 152 m (500 ft), and 305 m (1,000 ft) above mean sea level.

Who owns tower 1210838?

The registered owner is COUNTY OF HOWARD, which holds 12 FCC antenna structure registrations.

Where is antenna structure 1210838?

It is located near Jonestown, Howard County, Maryland at 8950 Route 108 (39.22619, -76.81053). Its status is constructed; it was constructed on Feb 18, 2001.

What type of structure is 1210838?

It is filed with the FCC under structure-type code TOWER, which decodes to "Tower (type not specified)". Filed under the FCC's older general tower code, which does not record whether the tower is guyed, lattice or a monopole. 75,198 registrations nationwide use the same code.

How many antenna structures are registered in Howard County, MD?

Howard County has 69 FCC-registered antenna structures, 50 of them constructed — the 11th-largest count among 24 counties in Maryland.

Related pages

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Dataset updated . Source: FCC Antenna Structure Registration 1210838, weekly bulk file.

About this data

Source: FCC Antenna Structure Registration (ASR) database, as published October 20, 2026 — TowerCensus refreshes it weekly. See the methodology for how records are matched, cleaned and scored.

Cite as: TowerCensus, “Antenna structure 1210838, Jonestown, Howard County, Maryland”, https://towercensus.com/towers/maryland/jonestown-1210838 (data as of October 20, 2026).