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15125 Devlin Dr, Glenelg, MD, 21737

8beds
12baths
32,000sqft
$5,000,000
$156price/sqft
$34,865/moest. monthly cost
$1,394,600/yrincome needed

About This Home

An extraordinary opportunity awaits at The Devlin Estate—an ultra-luxury legacy property at 15125 Devlin Drive set on 38.25 private acres in the rolling countryside of Glenelg. Envisioned as one of the most ambitious private residences in the Mid-Atlantic, the nearly 32,000-square-foot estate is already framed and enclosed, offering a rare chance to complete a world-class residence without the years of planning typically required. Architectural drama defines the home, from soaring two-story spaces and walls of windows capturing pastoral vistas to a sculptural floating spiral staircase connecting three expansive levels. The main floor was designed for grand-scale living and entertaining, with dual kitchens for daily use and catered events, expansive gathering areas, and a stately library suited for quiet work or private meetings. Upstairs, the spectacular two-story primary suite serves as a private sanctuary, featuring separate spa-inspired bathrooms and extraordinary dressing areas—including a dramatic two-story closet with a dedicated designer shoe showroom that might make even Imelda Marcos take notice—while eight generously sized bedrooms provide luxurious accommodations for family and guests. The lower level was conceived as a destination for recreation and entertainment, complete with a private bowling alley, dedicated theater room, and multiple flexible spaces ready to become a wellness suite, wine gallery, studio, or additional guest quarters. Outside, the estate’s scale continues across its 38.25-acre setting, offering exceptional privacy and sweeping countryside views alongside the home’s high-efficiency geothermal infrastructure for forward-thinking sustainable living. Despite its tranquil setting, the property offers convenient access to the Baltimore–Washington corridor via Interstate 70 and Interstate 95, placing major employers such as Johns Hopkins University and the National Security Agency within reach, while upscale shopping, dining, and entertainment await in nearby Columbia. Outdoor enthusiasts will also appreciate proximity to scenic escapes like Patapsco Valley State Park, completing a setting that blends privacy, accessibility, and natural beauty. With permits, approvals, and architectural plans already in place—saving an estimated five years of development time—The Devlin Estate offers discerning buyers a singular opportunity to complete one of Maryland’s most extraordinary residences and shape a true generational landmark. Howard County’s updated allowance for Accessory Dwelling Units (ADUs) enhances the flexibility of this estate, offering possibilities for private guest residences, extended family living, or staff quarters. All uses are subject to county approval. Private showings available by appointment. Mortgage savings may be available for buyers of this listing. Photos include virtual staging and virtual renderings.

Getting Around

0
WalkingCar-Dependent
0
TransitVery Limited Transit
14
BikeSomewhat Bikeable

Schools

8/10
9/10
10/10
Glenelg High SchoolGrades 9-122.6 mi

Construction

Condition

  • Property condition: Excellent
  • New construction: Yes

Materials

  • Foundation: Other
  • Construction materials: Stone,Combination

Type & Style

  • Home type: SingleFamily
  • Architectural style: Transitional,French,Villa
  • Property subType: Single Family Residence

Interior

Appliances

  • Appliances included: Tankless Water Heater,Instant Hot Water
  • Laundry features: Has Laundry,Mud Room

Basement

  • Has basement: Yes
  • Basement: Finished

Bedroom1

  • Level: Upper

Bedroom2

  • Level: Upper

Bedroom3

  • Level: Upper

Bedroom4

  • Level: Upper

Bedroom5

  • Level: Upper

Bedroom6

  • Level: Upper

Bedrooms & Bathrooms

  • Bedrooms: 8
  • Bathrooms: 12
  • Full bathrooms: 9
  • 1/2 bathrooms: 3
  • Main level bathrooms: 4
  • Main level bedrooms: 1

Dining Room

  • Level: Main

Features

  • 2nd Kitchen,Additional Stairway,Bar,Built-in Features,Butlers Pantry,Central Vacuum,Curved Staircase,Elevator,Entry Level Bedroom,Open Floorplan,Kitchen - Gourmet,Primary Bath(s),Sauna,Walk-In Closet(s),Wine Storage,2 Story Ceilings,Vaulted Ceiling(s),Tray Ceiling(s)
  • Window features: Atrium,Double Pane Windows,Skylight(s)
  • Finished area below ground: 10,667
  • Finished area above ground: 21,333

Foyer

  • Level: Main

Half Bath

  • Level: Lower

Half Bath

  • Level: Main

Half Bath

  • Level: Main

Heating & Cooling

  • Heating features: Heat Pump,Summer/Winter Changeover,Geothermal
  • Cooling features: Geothermal,Electric

Interior Area

  • Total structure area: 32,000
  • Total interior livable area: 32,000 sqft

Kitchen

  • Features: Balcony Access,Breakfast Room,Built-in Features,Pantry
  • Level: Main

Library

  • Features: Cathedral/Vaulted Ceiling
  • Level: Main

Mud Room

  • Level: Main

Other

  • Level: Lower

Other

  • Level: Upper

Other

  • Level: Upper

Other

  • Level: Upper

Other

  • Level: Upper

Other

  • Level: Upper

Other

  • Level: Upper

Other

  • Level: Lower

Other

  • Level: Main

Other

  • Features: Walk-In Closet(s),Cedar Closet(s)
  • Level: Main

Other

  • Features: Balcony Access,Built-in Features
  • Level: Main

Primary Bathroom

  • Features: Bathroom - Walk-In Shower,Lighting - Wall sconces
  • Level: Main

Primary Bedroom

  • Features: Attached Bathroom,Primary Bedroom - Sitting Area,Walk-In Closet(s)
  • Level: Main

Recreation Room

  • Level: Lower

Workshop

  • Level: Lower

Property

Accessibility

  • Accessibility features: Accessible Elevator Installed,Accessible Hallway(s),2+ Access Exits

Details

  • Parcel number: 1404342453
  • Zoning: RCDEO
  • Special condition: Standard

Features

  • Levels: Three
  • Stories: 3
  • Pool features: None
  • Has spa: Yes
  • Spa features: Bath
  • Has view: Yes
  • View description: Trees/Woods,Garden,Scenic Vista

Lot

  • Lot size: 38.25 Acres
  • Features: Rural

Parking

  • Total spaces: 28
  • Parking features: Covered,Inside Entrance,Oversized,Circular Driveway,Crushed Stone,Attached,Driveway,Detached
  • Has garage: Yes
  • Attached garage spaces: 8
  • Covered spaces: 8
  • Has uncovered spaces: Yes
  • Uncovered spaces: 20

Climate Risk is Financial Risk

Every home has a financial story beyond the listing price. Below, you’ll see the climate risks that could affect this property — and in Bills & Affordability, how those risks may influence repairs, insurance, utilities, and long-term value.

Biggest Threats for This Home

  • Winter Weather
    Winter WeatherRelatively High
  • Drought
    DroughtModerate
  • Hail
    HailModerate
  • Heat Wave
    Heat WaveModerate
  • Inland Flooding
    Inland FloodingModerate
  • Lightning
    LightningModerate
  • Strong Wind
    Strong WindModerate

How This Home’s Risks Compare

Winter Weather
Drought
Hail
Heat Wave
Inland Flooding
Lightning
Strong Wind

FEMA Declared Disasters Across Maryland Counties

Winter Storm

Understanding the Costs

Financial advisors generally recommend spending no more than 30% of your gross household income on housing costs. In practice, many households stretch to 35% or beyond — especially in high-cost markets.

Estimated Costs Today

MonthlyAnnual
Mortgage $25,282$303,384
Home Insurance *$881$10,572
Property Taxes $4,625$55,500
Electricity $4,077$48,924
Total$34,865$418,380
*Does not include cost of any FAIR Plan premiums

Income You'd Need if You Spent...

35% on housing$1,195,371/yr
40% on housing$1,045,950/yr
45% on housing$929,733/yr

Maryland FAIR Plan Programs

Maryland Joint Insurance Association

Covered
WildfireWildfire
HailHail
WindWind
Visit Website →
Current Policies
Residential: 678Commercial: 44
Total Premiums$854,000
Total Exposure$326.56M

How Costs Could Change Over Time

Climate risk is quickly impacting all of the major home ownership costs. Adjust the growth rates and percentage of income spent on housing below to see how your housing costs could change over the next 10 years — and what income you'd need to keep up.

Insurance Growth Rate5-year average: 10.3%
10.3%
0%30.0%
Electricity Growth Rate10-year average: 8.1%
8.1%
0%15.0%
Property Taxes Growth Rate2-year average: -0.5%
-0.5%
0%15.0%
Income Spent on Housing
30%
30%45%

Comparing Against the Market

Price Per Sq Ft

$156This listing

vs Other Active Listings

Avg $/sqft

ZIP 21737$298
Howard County$241

vs Homes Sold Last Month

Median $/sqft

ZIP 21737$201
Howard County$271

Current Market Trends

Median Price Per Square Foot

The median price per square foot of homes sold in this area each month. Compare this to this listing's price per square foot to gauge whether the home is priced in line with recent sales.

Historicals for This Listing

Zestimate History ($/sqft)

Price History

DateEventPrice
2026-04-28Listed for sale$5,000,000
2026-04-22Listing removed$19,500,000
2026-03-06Listed for sale$19,500,000
2025-07-30Sold$2,675,000
2025-07-10Contingent$2,500,000
2025-07-01Price change$2,500,000
2025-05-02Price change$3,995,000
2025-03-04Price change$4,850,000
2025-01-31Listed for sale$8,400,000

New Construction

AgentHazel Shakur
BrokerageRedfin Corp

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