New Listings for Sale in Boulder County, CO

223 homes + 1 early access

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ABOUT THIS HOME
New Listing for sale in Boulder County, CO:
Longmont Estates BEAUTY! This updated ranch style home combines classic charm with incredible outdoor living-all with no HOA or metro tax! Truly a gardener's paradise with mature landscaping, garden beds, tons of perennials, flowers, healthy trees and beautiful circulating pond. This home has GREAT curb appeal, a cozy front porch and welcoming entry way. VERY PRIVATE, fully fenced yard to enjoy peaceful mornings watching birds and wildlife drink from the fountain or catching summer hummingbirds by the pond. Inside features tons of natural light, extensive engineered hardwood flooring, and a beautiful, custom painted wood burning fireplace for warm and cozy nights. The kitchen features stain

$540,000

3 beds2 baths1,545 sq ft

3825 Columbia Dr, Longmont, CO 80503

Circulating pond • Garden beds • Natural light

FLOOR PLAN

ABOUT THIS HOME
New Listing for sale in Boulder County, CO:
Come take a look at this classic, updated, cozy historical home with a MASSIVE, HEATED DETACHED GARAGE/WORKSHOP that truly sets this property apart from the rest! Whether you're a car enthusiast, woodworker, hobbyist, DIY lover, or simply dreaming of a dedicated space for your projects, this expansive workshop with heat and electricity offers incredible versatility and room to create. It's a rare find, especially paired with a historic home full of charm! Built in 1900 and recognized as one of Longmont's historic homes, this beautifully preserved Queen Anne Victorian residence, The Nowlen House, offers a rare chance to own a piece of the city's story-without sacrificing the comforts of mode

$565,000

2 beds2 baths2,173 sq ft

345 Mountain View Ave, Longmont, CO 80501

Expansive workshop • Historic home • 9,387 sq ft lot

ABOUT THIS HOME
New Listing for sale in Boulder County, CO:
A rare find in Mapleton Hill! Beautifully remodeled down to the studs in 2020 and complemented by a brand-new $1,000,000 ADU, this unique home brings together historic charm, gorgeous modern finishes and exceptional flexibility. Filled with natural light, the home offers an inviting flow with spaces that feel both connected and comfortable. Exposed brick adds warmth and character, while hardwood floors and thoughtfully chosen finishes create a cohesive feel throughout. The custom kitchen is a standout, featuring Wolf appliances, a Sub-Zero refrigerator and a charming built-in corner table-the perfect gathering spot for morning coffee or a casual meal. The main level includes a spacious stud

$4,975,000

5 beds6 baths4,687 sq ft

661 Maxwell Ave, Boulder, CO 80304

Custom kitchen • Brand-new adu • Wolf appliances

Listing provided by REColorado as Distributed by MLS Grid

FLOOR PLAN

ABOUT THIS HOME
New Listing for sale in Boulder County, CO:
Blue Heron House. Tucked within the coveted Lake of the Pines, this rare lake sanctuary brings privacy, tranquility, and nature together. Its private setting captures sweeping lake and Front Range views stretching from Golden to Pikes Peak, as well as the eastern plains to DIA and beyond. This four-level residence feels secluded yet offers access to the community's private lake, swim beach, and recreation area, inviting days of motor boating, paddleboarding, kitesurfing, and lakeside relaxation. Arrive via elevator and ascend to stunning lake views. The main living level features a formal dining room with a built-in hutch, living room, and stunning family room framed by a wall of glass over

$3,450,000

4 beds6 baths5,527 sq ft

2881 N Lakeridge Trl, Boulder, CO 80302

Motor boating • Swim beach • Private setting

Listing provided by REColorado as Distributed by MLS Grid

3D WALKTHROUGH

ABOUT THIS HOME
New Listing for sale in Boulder County, CO:
One of one. Designed for one of Lyons Valley Park's largest lots, this custom Markel home has a yard that deserves its own introduction. A generous front lawn, expansive side yard and large backyard surround the home, with mature trees, a play set and raised garden beds. Morning coffee may run long on the sunny south-facing front porch. So might dinner with friends on the private deck, with Steamboat Mountain in view. Views fill every window, and white oak floors warm the light, modern main level. The gourmet kitchen pairs soft gray and wood-grain cabinets with a generous island. There's room for everyone in the spacious living room, where a cozy gas fireplace makes fall evenings hard to be

$1,250,000

4 beds3.5 baths3,623 sq ft

357 Mcconnell Dr, Lyons, CO 80540

Private deck • Large backyard • Gourmet kitchen

Property at 1805 Spencer St, Longmont, CO 80501, 3 beds, 3 baths

$510,000

3 beds3 baths2,042 sq ft

1805 Spencer St, Longmont, CO 80501

Listing provided by REColorado as Distributed by MLS Grid

Property at 3633 21st St, Boulder, CO 80304, 7 beds, 4.5 baths

$8,950,000

7 beds4.5 baths6,988 sq ft

3633 21st St, Boulder, CO 80304

Property at 84 W 4th St, Nederland, CO 80466, 4 beds, 5 baths

$1,225,000

4 beds5 baths3,012 sq ft

84 W 4th St, Nederland, CO 80466

Listing provided by REColorado as Distributed by MLS Grid

Property at 5527 Stonewall Pl, Boulder, CO 80303, 3 beds, 3 baths

$799,900

3 beds3 baths1,712 sq ft

5527 Stonewall Pl, Boulder, CO 80303

Listing provided by REColorado as Distributed by MLS Grid

Property at 4616 Sunnyside Pl, Boulder, CO 80301, 4 beds, 4 baths

$1,795,000

4 beds4 baths4,768 sq ft

4616 Sunnyside Pl, Boulder, CO 80301

Listing provided by REColorado as Distributed by MLS Grid

Property at 473 Pheasant Run, Louisville, CO 80027, 3 beds, 3 baths

$409,000

3 beds3 baths1,536 sq ft

473 Pheasant Run, Louisville, CO 80027

Listing provided by REColorado as Distributed by MLS Grid

Property at 377 Pearl St #5, Boulder, CO 80302, 2 beds, 1 bath

$900,000

2 beds1 bath1,282 sq ft

377 Pearl St #5, Boulder, CO 80302

Property at 2005 Lakespur Ln, Louisville, CO 80027, 5 beds, 6.5 baths

$3,875,000

5 beds6.5 baths6,954 sq ft

2005 Lakespur Ln, Louisville, CO 80027

Property at 1435 16th Ave, Longmont, CO 80501, 4 beds, 3 baths

$788,000

4 beds3 baths2,896 sq ft

1435 16th Ave, Longmont, CO 80501

Property at 2320 Tyrrhenian Cir, Longmont, CO 80504, 4 beds, 3 baths

$799,900

4 beds3 baths4,886 sq ft

2320 Tyrrhenian Cir, Longmont, CO 80504

Listing provided by REColorado as Distributed by MLS Grid

Property at 3103 Concord Way, Longmont, CO 80503, 4 beds, 3 baths

$589,900

4 beds3 baths2,882 sq ft

3103 Concord Way, Longmont, CO 80503

Property at 331 Francis St, Longmont, CO 80501, 2 beds, 1 bath

$549,500

2 beds1 bath2,082 sq ft

331 Francis St, Longmont, CO 80501

Property at 959 Hover Ridge Cir, Longmont, CO 80501, 4 beds, 3 baths

$575,000

4 beds3 baths2,580 sq ft

959 Hover Ridge Cir, Longmont, CO 80501

Listing provided by REColorado as Distributed by MLS Grid

Property at 3119 Bell Dr, Boulder, CO 80301, 3 beds, 2.5 baths

$599,999

3 beds2.5 baths1,947 sq ft

3119 Bell Dr, Boulder, CO 80301

Property at 810 Spruce St, Louisville, CO 80027, 2 beds, 1 bath

$595,000

2 beds1 bath965 sq ft

810 Spruce St, Louisville, CO 80027

Listing provided by REColorado as Distributed by MLS Grid

Property at 2855 Rock Creek Cir #146, Superior, CO 80027, 3 beds, 3 baths

$485,000

3 beds3 baths1,730 sq ft

2855 Rock Creek Cir #146, Superior, CO 80027

Listing provided by REColorado as Distributed by MLS Grid

Property at 5808 Knoll Crest Ct, Boulder, CO 80301, 7 beds, 6 baths

$2,595,000

7 beds6 baths7,280 sq ft

5808 Knoll Crest Ct, Boulder, CO 80301

Property at 1345 Pine St #1, Boulder, CO 80302, 4 beds, 3 baths

$2,395,000

4 beds3 baths3,555 sq ft

1345 Pine St #1, Boulder, CO 80302

Property at 470 Weaver Dr, Boulder, CO 80302, 5 beds, 6.5 baths

$10,400,000

5 beds6.5 baths8,479 sq ft

470 Weaver Dr, Boulder, CO 80302

Property at 300 Shining Star Trl Unit A, Boulder, CO 80302, 3 beds, 4 baths

$1,417,332

3 beds4 baths3,780 sq ft

300 Shining Star Trl Unit A, Boulder, CO 80302

Property at 7483 Deerfield Rd, Longmont, CO 80503, 4 beds, 5 baths

$2,100,000

4 beds5 baths5,962 sq ft

7483 Deerfield Rd, Longmont, CO 80503

Property at 2510 Taft Dr #302, Boulder, CO 80302, 1 bed, 1 bath

$180,559

1 bed1 bath738 sq ft

2510 Taft Dr #302, Boulder, CO 80302

Listing provided by REColorado as Distributed by MLS Grid

Property at 1033 Pennsylvania Ave, Boulder, CO 80302, 8 beds, 5 baths

$2,895,000

8 beds5 baths2,833 sq ft

1033 Pennsylvania Ave, Boulder, CO 80302

Property at 1050 Neon Forest Cir Unit E, Longmont, CO 80504, 3 beds, 4 baths

$1,350,000

3 beds4 baths3,452 sq ft

1050 Neon Forest Cir Unit E, Longmont, CO 80504

Property at 1692 Geneva Cir, Longmont, CO 80503, 2 beds, 2 baths

$510,000

2 beds2 baths1,574 sq ft

1692 Geneva Cir, Longmont, CO 80503

Property at 1655 Walnut St #106, Boulder, CO 80302, 2 beds, 2.5 baths

$1,675,000

2 beds2.5 baths2,094 sq ft

1655 Walnut St #106, Boulder, CO 80302

Property at 3035 Oneal Pkwy Unit V-33V, Boulder, CO 80301, 2 beds, 1.5 baths

$229,400

2 beds1.5 baths1,044 sq ft

3035 Oneal Pkwy Unit V-33V, Boulder, CO 80301

Property at 4500 Baseline Rd #3306, Boulder, CO 80303, 2 beds, 2 baths

$530,000

2 beds2 baths1,180 sq ft

4500 Baseline Rd #3306, Boulder, CO 80303

Listing provided by REColorado as Distributed by MLS Grid

Property at 3347 Cripple Creek Trl Unit G12, Boulder, CO 80305, 2 beds, 1.5 baths

$610,000

2 beds1.5 baths1,064 sq ft

3347 Cripple Creek Trl Unit G12, Boulder, CO 80305

Property at 1615 Cottonwood Dr #13, Louisville, CO 80027, 2 beds, 1 bath

$279,000

2 beds1 bath704 sq ft

1615 Cottonwood Dr #13, Louisville, CO 80027

Property at 753 Drake Ave, Erie, CO 80516, 4 beds, 3 baths

$789,000

4 beds3 baths3,962 sq ft

753 Drake Ave, Erie, CO 80516

Property at 3025 Broadway St #18, Boulder, CO 80304, 1 bed, 1 bath

$425,000

1 bed1 bath469 sq ft

3025 Broadway St #18, Boulder, CO 80304

Property at 1053 W Century Dr #101, Louisville, CO 80027, 2 beds, 2 baths

$430,000

2 beds2 baths1,232 sq ft

1053 W Century Dr #101, Louisville, CO 80027

Property at 1327 Weaver Dr Unit & 1443, Boulder, CO 80302, 3 beds, 1.5 baths

$1,750,000

3 beds1.5 baths1,234 sq ft

1327 Weaver Dr Unit & 1443, Boulder, CO 80302

Property at 1344 Weaver Dr Unit & 470, Boulder, CO 80302, 5 beds, 6 baths

$5,900,000

5 beds6 baths8,479 sq ft

1344 Weaver Dr Unit & 470, Boulder, CO 80302

Property at 2930 Shadow Creek Dr #304, Boulder, CO 80303, 2 beds, 2 baths

$495,000

2 beds2 baths955 sq ft

2930 Shadow Creek Dr #304, Boulder, CO 80303

Listing provided by REColorado as Distributed by MLS Grid

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Based on information submitted to the MLS GRID as of Wed Oct 21 2026. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

New Listings for Sale in Boulder County

There are currently 224 new listings for sale in Boulder County at a median listing price of $750K. Some of these homes are "Hot Homes," meaning they're likely to sell quickly. Most homes for sale in Boulder County stay on the market for 75 days and receive 3 offers. This map is refreshed with the newest listings in Boulder County every 15 minutes.

In the past month, 332 homes have been sold in Boulder County. In addition to houses in Boulder County, there were also 311 condos, 277 townhouses, and 51 multi-family units for sale in Boulder County last month. Find your dream home in Boulder County using the tools above. Use filters to narrow your search by price, square feet, beds, and baths to find homes that fit your criteria. Our top-rated real estate agents in Boulder County are local experts and are ready to answer your questions about properties, neighborhoods, schools, and the newest listings for sale in Boulder County. If you're looking to sell your home in the Boulder County area, our listing agents can help you get the best price. Redfin is redefining real estate and the home buying process in Boulder County with industry-leading technology, full-service agents, and lower fees that provide a better value for Redfin buyers and sellers.

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