Updated: Dec 08, 2025
Location and Projects
Address
7034 Carroll Ave, Takoma Park, MD, 20912
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John J. Mangan Architect
John J. Mangan, 7034 Carroll Ave, Takoma Park, MD (Employee: John Mangan) holds a Licensed Architect license according to the Delaware license board.
Their BuildZoom score of 106 ranks in the top 7% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring John J. Mangan, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
John J. Mangan Services
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John J. Mangan Contact Information
Phone Number: (301) 589-7900
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Address: 7034 Carroll Ave, Takoma Park, MD 20912
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John J. Mangan Takoma Park
Quality
106
93rd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
John J. Mangan has a BuildZoom score of 106, which places them above 93% of 58,058 contractors in Maryland.
Activity
|
20 projects
|
2025 |
|
1 project
|
2024 |
|
37 projects
|
2023 |
Our building permit records indicate that John J. Mangan has worked on at least
58.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
36 projects
|
New Constructions |
Analyzing permits over the last 4 years shows that John J. Mangan mostly works on
new construction
projects.
Pricing
|
19 projects
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
33 projects
|
$100k-$250k |
The typical size of their permits is approximately $216,163. This graph shows the distribution of these job values.
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Building (r) - new construction - single family attached - townhouse
2023-01-05
Construct a townhouse: model - hopkins elevation - 4 color package - 7a with attached garage mid kitchen loft w/powder room gasline to deck ll bedroom w full bth fireplace at great room loft wet bar opt. owners garden bathroom
Valuation:
$216,163
Permit #:
BRN-26903-2021
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building (r) - new construction - single family attached - townhouse
2023-01-05
Construct a townhouse: model - hopkins elevation - 9 color package - 2c with attached garage mid kitchen loft w/powder room 5x18 deck gas line to deck ll bedroom w/full bathroom fireplace at great room and loft wet bar
Valuation:
$216,163
Permit #:
BRN-26658-2021
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building (r) - new construction - single family attached - townhouse
2023-01-21
Construct a townhouse: model - hopkins elevation - 10 color package - 3c with attached garage rear kitchen loft w/powder room 5x18 deck gas line to deck ll bedroom w/full bathroom and loft wet bar
Valuation:
$216,163
Permit #:
BRN-26661-2021
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
This project involves renovating the entire interior without changing the existing footprint. electrical mechanical hvac and plumbing work shall be included. structural work shall be included
Valuation:
$160,000
Permit #:
COMM-240076
Status:
triage
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Building (r) - new construction - single family attached - townhouse
2022-09-09
Construct a townhouse: model - hopkins elevation - 9 color package - 3c with attached garage mid kitchen loft bedroom w/full bathroom 5x18 deck gas line to deck ll full bathroom fireplace at great room and owners garden bathroom
Valuation:
$216,163
Permit #:
BRN-26665-2021
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building (r) - new construction - single family attached - townhouse
2022-12-09
Construct a townhouse: model - hopkins elevation - 6 color package - 1a with attached garage mid kitchen loft w/powder room 5x18 deck gas line to deck ll full bathroom fireplace at great room owners garden bathroom and loft wet bar
Valuation:
$216,163
Permit #:
BRN-26657-2021
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building (r) - new construction - single family attached - townhouse
2022-07-29
Construct a townhouse: model - hopkins elevation - 4 color package - 2b with attached garage mid kitchen loft w/powder room 5 x18 deck gas line to deck garden owners bathroom ll full bathroom fireplace in great room and loft wet bar
Valuation:
$216,163
Permit #:
BRN-26662-2021
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building (r) - new construction - single family attached - townhouse
2023-05-24
Construct a townhouse; model - vanderbilt elevation - 1 color package - 6a; with attached garage mid kitchen loft bedroom w/full bathroom gas line to deck fireplace in great room ll full bathroom and loft wet bar
Valuation:
$246,894
Permit #:
BRN-27969-2022
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building (r) - new construction - single family attached - townhouse
2022-07-29
Construct a townhouse: model - hopkins elevation - 5 color package - 3c with attached garage rear kitchen loft bedroom w/full bathroom 5x18 deck gas line to deck ll full bathroom loft wet bar and owners garden bathroom
Valuation:
$216,163
Permit #:
BRN-26659-2021
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building (r) - new construction - single family attached - townhouse
2022-12-10
Construct a townhouse: model - hopkins elevation - 8 color package - 3a with attached garage rear kitchen loft bedroom w/full bathroom 5 x18 deck gas line to deck ll full bathroom loft wet bar and owners garden bathroom
Valuation:
$216,163
Permit #:
BRN-26656-2021
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building (r) - new construction - single family attached - townhouse
2022-11-18
Construct a townhouse; model - vanderbilt elevation - 3 color package - 2c with attached garage rear kitchen loft bedroom w/full bathroom gas line to deck 5x22 deck ll full bathroom and loft wet bar
Valuation:
$246,894
Permit #:
BRN-27759-2022
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building (r) - new construction - single family attached - townhouse
2022-12-10
Construct a townhouse; model - hopkins elevation - 2 color package - 2c with attached garage mid kitchen loft w/powder room gas line to deck ll full bathroom fireplace at great room and loft wet bar
Valuation:
$246,894
Permit #:
BRN-26648-2021
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building (r) - new construction - single family attached - townhouse
2022-12-10
Construct a townhouse; model - vanderbuilt elevation - 3 color package - 3b with attached garage mid kitchen loft w/powder room gas line to deck ll full bathroom fireplace at great room and loft wet bar
Valuation:
$246,894
Permit #:
BRN-26647-2021
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building (r) - new construction - single family attached - townhouse
2022-07-13
Construct a townhouse: model - vanderbilt elevation - 4 color package - 2a with attached garage rear kitchen loft w/powder room gas line to deck ll full bathroom loft wet bar and fireplace in great room
Valuation:
$246,894
Permit #:
BRN-26374-2021
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building (r) - new construction - single family attached - townhouse
2022-11-09
Construct a townhouse; model - hopkins elevation - 6 color package - 6a with attached garage mid kitchen loft bed room w/full bathroom gas line to deck ll full bathroom fireplace at great room and loft wet bar
Valuation:
$216,163
Permit #:
BRN-27766-2022
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building (r) - new construction - single family attached - townhouse
2022-11-09
Construct a townhouse; model - hopkins elevation - 5 color package - 6a with attached garage mid kitchen loft bedroom w/full bathroom gas line to deck fireplace at great room ll full bathroom and loft wet bar
Valuation:
$216,163
Permit #:
BRN-27764-2022
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building (r) - new construction - single family attached - townhouse
2022-11-18
Construct a townhouse; model - hopkins elevation - 6 color package - 1a with attached garage mid kitchen loft bedroom w/full bathroom gas line to deck ll full bathroom fireplace at great room and loft wet bar
Valuation:
$216,163
Permit #:
BRN-27762-2022
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building (r) - new construction - single family attached - townhouse
2022-11-18
Construct a townhouse; model - hopkins elevation - 9 color package - 2d with attached garage mid kitchen loft w/powder room gas line to deck ll bedroom w/full bathroom loft wet bar and fireplace in great room
Valuation:
$216,163
Permit #:
BRN-27761-2022
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building (r) - new construction - single family attached - townhouse
2022-10-27
Construct a townhouse; model - hopkins elevation - 2 color package - 3b with attached garage mid kitchen loft bedroom w/full bathroom gas line to deck ll w/full bathroom loft wet bar and fireplace at great room
Valuation:
$216,163
Permit #:
BRN-27547-2022
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building (r) - new construction - single family attached - townhouse
2022-10-26
Construct a townhouse; model - hopkins elevation - 2 color package - 2d with attached garage rear kitchen loft bedroom w/full bathroom gas line to deck 5x18 deck ll bedroom room w/full bathroom and loft wet bar
Valuation:
$216,163
Permit #:
BRN-27538-2022
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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125
BZ Score
-
Avg Project
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Projects
127
BZ Score
$42.5K
Avg Project
-
Projects
128
BZ Score
$1
Avg Project
-
Projects
John J. Mangan Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
John J. Mangan License info
Verified License
| License # | S5-0007737 |
| Status | Active |
| State | Delaware |
| Type | Licensed Architect |
| Date Issued | 12-01-2025 |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for John J. Mangan at the State of Delaware.
This is a sample of licensing data; click here to access a complete history.
106
BuildZoom Score
188
Permits
- Building permit records show that John J. Mangan has worked on 188 permitted projects.
John J. Mangan Employees
JM
John J. Mangan
Owner
JM
John Mangan