The New South Denver Downtown: What's Forming Along the DTC–Lone Tree–Castle Pines Corridor?

If you live in Metro Denver, you may want to start looking at South Denver differently.

For more than 25 years in Colorado real estate, I've watched Denver grow and change. One of the areas I find particularly interesting today is the corridor running south from the Denver Tech Center (DTC) through Centennial and Lone Tree to Castle Pines.

I call it the "New South Denver Downtown."

That is my description — not an official name.

But I think it captures something important that is happening here.

This is no longer simply a collection of suburban neighborhoods along I-25.

Jobs, housing, medical services, retail, restaurants, transportation and large-scale development are increasingly connecting these communities into one major South Metro corridor.

And for anyone considering buying a home, relocating to South Metro Denver, or investing in Colorado real estate, I think this is worth understanding.

Start with the DTC

The Denver Tech Center has long been one of Metro Denver's major business and employment centers.

For decades, people have thought of DTC as the southern business hub of Denver.

But look south from DTC today.

The development doesn't simply stop.

It continues through Centennial and Meridian into Lone Tree and then toward Castle Pines.

That's what makes this corridor interesting to me.

Rather than looking at each city separately, I like to look at the entire growth pattern.

• Where are the jobs?
• Where are people building?
• Where is infrastructure being added?
• Where are new restaurants, shopping, medical facilities and entertainment coming?

And perhaps most importantly:

Where are people going to want to live as this corridor develops?

Lone Tree may be the missing piece

If there is one place I would watch particularly closely, it is Lone Tree.

Lone Tree is already much more than a residential suburb.

It has major employment centers, Sky Ridge Medical Center, Park Meadows, retail, restaurants, hotels, recreation, the Lone Tree Arts Center and RTD light rail.

The city says its daytime population is roughly three times its resident population, because people come into Lone Tree for work and regional shopping. Source: City of Lone Tree

And the city is planning something considerably larger.

Lone Tree City Center

The City of Lone Tree describes its planned 440-acre City Center as a future downtown and urban center.

The current plan envisions:

• Up to 35,000 jobs
• 5,000 residential units
• Approximately 12 million square feet of office and retail
• Walkable streets and public spaces
• Parks and plazas
• Multimodal transportation
• Connections to existing light rail

The city also says more than $350 million in infrastructure investment has already been made to prepare the area, including the RidgeGate Parkway/I-25 interchange and light-rail infrastructure. Source: City of Lone Tree

That's why I don't think of Lone Tree simply as another suburban housing market.

It's being planned as an urban center.

And that distinction matters.

RidgeGate is bigger than a neighborhood

Another reason I pay attention to this area is RidgeGate.

The City of Lone Tree describes RidgeGate as a 3,500-acre planned development extending east and west of I-25.

At buildout, the city estimates RidgeGate could have approximately 30,000 residents and 50,000 jobs. Source: City of Lone Tree

It already includes major employers, medical facilities, retail, restaurants, residential neighborhoods, parks and open space.

Think about what that means.

A place that once might have been viewed primarily as a residential suburb is becoming a much more complete environment:

Live → Work → Shop → Eat → Exercise → Gather

That's one of the characteristics I watch when evaluating future real-estate demand.

Then look south to Castle Pines

Now continue south.

Castle Pines has traditionally been associated with residential communities, golf, open space and a more spacious suburban lifestyle.

But there is a lot more coming.

The City of Castle Pines' comprehensive plan identifies major planned development in The Canyons, Castle Pines Town Center and Lagae Ranch.

The Canyons alone encompasses more than 3,000 acres and is currently zoned for up to 5,000 residential units and 2.1 million square feet of mixed-use commercial space, along with schools, parks and significant open space. Source: City of Castle Pines

Castle Pines Town Center is another 354-acre planned development with residential, commercial, retail, parks, trails, schools and civic uses.

So Castle Pines is not simply expanding the number of houses.

It is building more of the infrastructure and amenities that make a community function as a destination.

And commercial development is starting to follow the houses

This is something I pay close attention to.

When new homes arrive, retail doesn't always arrive immediately.

But when a community starts attracting substantial commercial development, employment and lifestyle amenities, the real-estate story becomes more interesting.

One example is the new Life Time Athletic Country Club planned for The Canyons.

The facility is more than 102,000 square feet and is expected to employ more than 300 people when it opens, according to the City of Castle Pines. Source: City of Castle Pines

One project doesn't transform a city.

But it is another piece of the larger puzzle.

Put the map together

Now look at the corridor as one connected system:

Denver → DTC → Centennial / Meridian → Lone Tree / RidgeGate → Castle Pines → Castle Rock

This isn't one city.

It isn't one official district.

And I don't expect all of these communities to become the same.

In fact, their differences are part of what makes the corridor interesting.

DTC

Offers an established business center.

Centennial

Provides established residential communities and employment access.

Lone Tree

Is developing into a major mixed-use urban center.

Castle Pines

Combines newer residential growth with substantial future commercial development and open space.

Castle Rock

Continues the growth farther south, with increasing regional connectivity on toward Colorado Springs.

Together, they create a much bigger real-estate story than any one neighborhood.

Why does this matter to home buyers?

Because buying real estate isn't just about buying today's house.

You're buying into a location that will continue to change.

When I talk with buyers about South Metro Denver, I encourage them to look beyond the listing photos.

Ask:

• Where will I work?
• How will I commute?
• What will be nearby in five years?
• Where are the major employers?
• Where are new roads and transit being built?
• What shopping and restaurants are coming?
• How much new housing will compete with my home?
• Who is likely to want this house when I eventually sell it?

Those questions can tell you much more than simply looking at today's price per square foot.

Is Lone Tree the "next downtown"?

The Denver Tech Center may no longer be the destination. It may be the beginning of the corridor.

For years, people thought of DTC as a destination. As development continues south, the center of gravity of South Metro Denver is becoming more complicated.

There isn't necessarily going to be one downtown. Instead, we may see a connected collection of employment centers, residential communities, shopping districts, medical centers and mixed-use urban nodes.

And Lone Tree may become one of the most important pieces in the middle of it.

I wouldn't call it Denver's next downtown.

That comparison isn't necessary.

Lone Tree is becoming something different.

The city's own vision is to create a downtown for Lone Tree — a walkable, mixed-use center with housing, jobs, office, retail, parks and transportation.

And that's what makes it interesting.

The opportunity isn't necessarily about creating another downtown Denver.

It's about creating a major urban center for South Metro Denver.

That's a much more realistic way to look at it.

What I watch as a real estate professional

After more than 25 years in Colorado real estate, I've learned not to focus only on where prices are today.

I watch the ingredients behind future demand.

1. Jobs

   People need a reason to live somewhere. Employment is one of the strongest reasons.

2. Transportation

   I-25 is obviously important here, but so are light rail, road improvements and future connectivity.

3. Housing

   New construction creates choices for buyers, but it also tells us where developers believe future demand may exist.

4. Amenities

   Restaurants, shopping, recreation, medical services and entertainment make an area more convenient — and potentially more desirable.

5. Land and development potential

   Large undeveloped areas give a community room to evolve. But they also mean buyers need to understand what is planned around their property. A beautiful open view today isn't necessarily guaranteed forever. That's something buyers should investigate before purchasing.

The most interesting question isn't "where is Denver growing?"

It's:

What is Denver growing into?

That's the question I think about when I look at the DTC–Lone Tree–Castle Pines corridor.

The individual pieces are already there.

• DTC has jobs.
• Lone Tree has employment, retail, medical services and transit.
• RidgeGate has enormous development potential.
• Castle Pines has thousands of planned homes and millions of square feet of future commercial space.
• And I-25 connects the pieces.

None of this means every planned project will happen exactly as envisioned.

Development takes time.

Markets change.

Plans change.

And real estate is never guaranteed.

But when you see this much moving along the same corridor, I think it deserves attention:

employment + infrastructure + housing + transportation + amenities + significant remaining development land

Wei Lin's South Metro Denver real estate perspective

I've worked in Colorado real estate since 1999.

When I evaluate an area for a buyer, seller or investor, I don't look only at today's listing prices.

I look at where the market is going and what is driving that direction.

That's why I pay attention to the connection between DTC, Centennial, Lone Tree, RidgeGate, Castle Pines and Castle Rock.

To me, these aren't isolated markets.

They are pieces of a much larger South Metro Denver growth corridor.

And when clients ask me about buying in this part of Colorado, I want them to understand not only what they can buy today, but also what they are buying into.

That distinction matters.

Because sometimes the most important thing about a house isn't what you see from the front door.

It's what is happening around it.

For a wider view of current conditions across the metro, see my note on Denver inventory, pricing and what buyers are seeing.