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Strategically priced to maximize exposure and buyer competition. Seller requests highest and best offers by November 30 at 5pm. Seller reserves the right to accept an exceptional offer prior to the deadline. 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.

Highlights

  • Residential
  • Single Family Residence
  • New Construction
  • 38.25 Acre Lot
  • 8 Car Garage
  • 93 days on Market

  • Bedrooms
    8
  • Bathrooms
    9 full · 3 half
  • Architectural Style
    Transitional, Villa, French
  • Construction Materials
    Stone
  • Foundation
    Other
  • Garage Spaces
    8.0
  • Parking Features
    Gravel, Driveway, Attached, Oversized, Garage, Detached, Covered, Circular Driveway, Inside Entrance
  • Living Area
    32000.0
  • Interior Features
    Walk-In Closet(s), Vaulted Ceiling(s), Pantry, Bar, Elevator, Central Vacuum, Open Floorplan, Tray Ceiling(s), Built-in Features, Sauna
  • Appliances
    Tankless Water Heater, Instant Hot Water
  • Pool Features
    None
  • Cooling
    Electric, Geothermal
  • Heating
    Heat Pump, Geothermal
  • Basement
    Other

  • Acres
    38.25
  • View
    Trees/Woods, Garden, Scenic
  • Water
    Well

  • County
    Howard
  • City
    Glenelg
  • Neighborhood
    CATTAIL CREEK
  • Zip Code
    21737
  • High School
    GLENELG
  • Middle School
    FOLLY QUARTER

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Frequently Asked Questions

How do I schedule a tour of 15125 Devlin Dr?

We can make that happen quickly. Click Tour This Home and we'll connect you directly with our vetted local partner to schedule your visit to 15125 Devlin Dr.

They know residentials in the area well and can give you the guidance you need to buy with confidence.

How do I get more information about 15125 Devlin Dr?

Click Ask a Question to talk with our team. You already know it is a 8 bed, 9 bath, listed for $3,000,000. We can talk through recent upgrades, potential seller motivation, how this single family residence compares to others in Glenelg, and can even get you in to see the property quickly.

How much is the monthly mortgage payment for 15125 Devlin Dr?

With a 20% down payment and a 30-year fixed loan at an illustrative 7.25% rate, the ez Mortgage Calculator estimates the monthly payment for 15125 Devlin Dr at around $17,514. This includes estimated property taxes and insurance.

Want to see how this changes with different down payments or interest rates? Jump to the calculator to run the numbers and fine-tune your plan.

How do I get pre-approved to buy 15125 Devlin Dr?

Stand out in a competitive market by getting pre-approved today. Our quick and private pre-approval process helps you understand your true buying power—no credit pull required to explore all of your options.

Or, let us connect you with our preferred local lender in Howard County. They will give you all of your available financing options, based on your specific situation and what is available to you.

Can I negotiate the asking price for 15125 Devlin Dr?

In most cases, yes. Whether 15125 Devlin Dr is priced competitively or not, your best offer depends on your personal situation, the seller's timeline, and recent activity in Glenelg's market. Our preferred local partner will help you craft a strategy—factoring in comparable properties that have sold, timing, and deal structure—to make a smart, strong offer. Click here to ask about negotiation opportunities.

How do I make an offer on 15125 Devlin Dr?

We can handle that for you. Our preferred local agent specializes in residentials in Glenelg and can guide you through every step of the offer process.

You need an expert who is looking out for your best interests. From market valuation to contingencies and timing, they'll help you present a compelling offer that fits your goals. Click Ask a Question to get started today.

What is the price per square foot for this home?

This home is listed at $3,000,000 with 32,000 sqft of space—that comes out to approximately $94 per square foot.

How long has this property been on the market?

15125 Devlin Dr was listed on August 14, 2026, which means it's been on the market for 93 days.

Want to keep tabs on it? Click the ♥ to favorite this home and get notified of price drops or changes.

What is the lot size of this property?

15125 Devlin Dr sits on a 38.25-acre lot, which is 1,666,170 square feet.

What schools are assigned to this property?

Based on MLS info, this home is zoned for:

  • Middle: FOLLY QUARTER
  • High: GLENELG

Want to see how these schools compare? Check out our Howard County School Guide to see ratings, reviews, and more for the schools in the area.

What are the property taxes for 15125 Devlin Dr?

The most recent public record shows annual property taxes for 15125 Devlin Dr were approximately $5,306. This may change with reassessment or exemptions. Our local partner can verify current tax amounts and help you estimate future costs based on your situation.

Is 15125 Devlin Dr still available for sale?

Yes, this home is still available! Click the ♥ to favorite it so you don't miss any changes—or ask our local expert to schedule a time to see it in person.

Source: ez Home Search, MLS Data


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Listing information provided exclusively for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information deemed reliable but not guaranteed by the MLS. Copyright 2026, Bright. All rights reserved.

Last Updated: November 15, 2026 at 05:57AM | Source: Bright | MLS#: MDHW2072902