4 Bedroom homes for sale & real estate in Boulder County, CO

229 homes

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NEW 2 HRS AGO

ABOUT THIS HOME
4 Bedroom Homes for Sale in Boulder County, CO
NEW Toll Brothers single-family home at Erie Town Center- Move-in ready. The Mayfair Cottage #24 features a spacious and light-filled open floor plan with 9-10' ceilings throughout; oversized quartz kitchen island & Kitchen Aid appliances w/ hood perfect for entertaining & convenient to the outdoor patio; private front office; and spacious Greatroom with 48" gas fireplace. On the 2nd floor a generous loft separates 2 secondary bedrooms and a guest room ensuite next to the Primary Bedroom suite with spa-like luxe shower w/ upgraded tile & frameless enclosure. Located in the heart of Erie, this beautiful community is walkable to restaurants and shopping in Historic Old

$825,000

4 beds4 baths4,012 sq ft

674 Apex St, Erie, CO 80516

Generous loft • Gas fireplace • Spacious greatroom

Listing provided by REColorado as Distributed by MLS Grid

NEW 27 HRS AGO

ABOUT THIS HOME
4 Bedroom Homes for Sale in Boulder County, CO
Situated on an exceptional 8,000+ sq. ft. lot in Boulder's coveted Newlands neighborhood, this rare offering presents limitless potential - whether you envision building a brand-new custom residence or renovating the current single-level home to suit your style. The existing 2,070 sq. ft. ranch lives comfortably on one level, featuring 4 bedrooms and 3 bathrooms, spacious living areas, and a functional layout that opens to a west-facing backyard with inspiring mountain views. A true Colorado setting-sunsets over the peaks, mature trees, and room to garden, entertain, or simply enjoy the outdoors. With coveted alley access, opportunities for expansion, ADUs, or reimagined outdoor spaces are

$1,650,000

4 beds3 baths2,070 sq ft

2815 11th St, Boulder, CO 80304

Alley access • Adus • West-facing backyard

ABOUT THIS HOME
4 Bedroom Homes for Sale in Boulder County, CO
NEW Appliances, NEW Countertops, NEW Flooring, and NEW Interior Paint throughout. VIEWS of the Front Range, CU Folsom Field, and downtown Boulder. 3-story Townhome in desirable Palo Park! 4 CONFORMING bedrooms, 3 baths with over 1800+ square feet. Attached 2-car garage with extra built-in storage, gas fireplace with updated mantel, and a finished basement with two rooms with egress windows. Private fenced patio/garden. Home has both A/C and evaporative cooling systems. Street parking conveniently located out the front door, as well as guest parking in the neighborhood. Close to dining, shopping, bike paths, and more. HOA Includes: Common Amenities, Trash, Snow Removal, Lawn Care, Management

$750,000

4 beds2.5 baths1,821 sq ft

3807 Paseo Del Prado, Boulder, CO 80301

Private fenced patio • New flooring • New appliances

NEW CONSTRUCTION3D WALKTHROUGH

ABOUT THIS HOME
4 Bedroom Homes for Sale in Boulder County, CO
Brand New Toll Brothers Home - Kennedy Modern Farmhouse - Ready August 2026! This home has structural upgrades to include a contemporary fireplace in the great room, an oversized kitchen island and an additional window for light in the basement! This home still allows you to make selections at the design center and personalize the home to your own style! It sits with a grass courtyard in the front and a private corner lot and yard. Schedule an appointment to see this home before its too late to pick out your design selections!

$820,455

4 beds3 baths3,416 sq ft

734 Apex St, Erie, CO 80516

Grass courtyard • Private corner lot • 4,294 sq ft lot

Listing provided by REColorado as Distributed by MLS Grid

ABOUT THIS HOME
4 Bedroom Homes for Sale in Boulder County, CO
Perfectly nestled near Waneka Lake, this Churchill Pointe residence offers the largest floorplan in the neighborhood with a permitted 384-square-foot addition. Sunlit interiors unfold with fresh paint, new carpet and oak hardwood floors across the main level, where an updated kitchen shines with maple cabinetry, granite countertops, stainless appliances and under-cabinet lighting. Vaulted ceilings enhance the sense of scale, while the sunny addition - warmed by radiant floor heat - opens directly to a private backyard with a spacious deck, patio and low-maintenance turf lawn. The generous primary suite offers two closets and an en-suite bath, accompanied by a main-level study/bedroom with a

$699,000

4 beds3 baths2,568 sq ft

1160 Nottingham St, Lafayette, CO 80026

Stainless appliances • Permitted addition • Updated kitchen

Property at 1200 Lincoln Ave, Louisville, CO 80027, 4 beds, 2 baths

$899,000

4 beds2 baths2,820 sq ft

1200 Lincoln Ave, Louisville, CO 80027

Property at 519 Deerwood Dr, Longmont, CO 80504, 4 beds, 3 baths

$650,000

4 beds3 baths3,282 sq ft

519 Deerwood Dr, Longmont, CO 80504

Listing provided by REColorado as Distributed by MLS Grid

Property at 76 Pine Tree Ln, Boulder, CO 80304, 4 beds, 3 baths

$1,750,000

4 beds3 baths2,928 sq ft

76 Pine Tree Ln, Boulder, CO 80304

Property at 14754 Creekside Ln, Longmont, CO 80503, 4 beds, 4 baths

$1,900,000

4 beds4 baths3,742 sq ft

14754 Creekside Ln, Longmont, CO 80503

Listing provided by REColorado as Distributed by MLS Grid

Property at 634 Fountaintree Ln, Boulder, CO 80304, 4 beds, 5 baths

$19,500,000

4 beds5 baths5,213 sq ft

634 Fountaintree Ln, Boulder, CO 80304

Property at 4862 Silver Sage Ct, Boulder, CO 80301, 4 beds, 4 baths

$1,775,000

4 beds4 baths3,873 sq ft

4862 Silver Sage Ct, Boulder, CO 80301

Listing provided by REColorado as Distributed by MLS Grid

Property at 7638 Brockway Dr, Boulder, CO 80303, 4 beds, 3 baths

$1,775,000

4 beds3 baths3,113 sq ft

7638 Brockway Dr, Boulder, CO 80303

Listing provided by REColorado as Distributed by MLS Grid

Property at 165 Yellowfield Way, Erie, CO 80516, 4 beds, 3 baths

$750,000

4 beds3 baths3,064 sq ft

165 Yellowfield Way, Erie, CO 80516

Listing provided by REColorado as Distributed by MLS Grid

Property at 4630 Talbot Dr, Boulder, CO 80303, 4 beds, 2 baths

$1,065,000

4 beds2 baths2,160 sq ft

4630 Talbot Dr, Boulder, CO 80303

Property at 1737 Alpine St, Longmont, CO 80504, 4 beds, 3 baths

$749,000

4 beds3 baths4,188 sq ft

1737 Alpine St, Longmont, CO 80504

Listing provided by REColorado as Distributed by MLS Grid

Property at 4238 Greenbriar Blvd, Boulder, CO 80305, 4 beds, 3 baths

$825,000

4 beds3 baths1,810 sq ft

4238 Greenbriar Blvd, Boulder, CO 80305

Listing provided by REColorado as Distributed by MLS Grid

Property at 13155 N 75th St, Longmont, CO 80503, 4 beds, 3.5 baths

$4,400,000

4 beds3.5 baths3,743 sq ft

13155 N 75th St, Longmont, CO 80503

Property at 8758 W Phillips Rd, Boulder, CO 80301, 4 beds, 5 baths

$3,895,000

4 beds5 baths6,994 sq ft

8758 W Phillips Rd, Boulder, CO 80301

Property at 1761 Sunlight Dr, Longmont, CO 80504, 4 beds, 3 baths

$645,000

4 beds3 baths3,560 sq ft

1761 Sunlight Dr, Longmont, CO 80504

Listing provided by REColorado as Distributed by MLS Grid

Property at 3031 Thunder Lake Cir, Lafayette, CO 80026, 4 beds, 2.5 baths

$1,174,965

4 beds2.5 baths3,358 sq ft

3031 Thunder Lake Cir, Lafayette, CO 80026

Property at 2037 Aster Ln, Lafayette, CO 80026, 4 beds, 3 baths

$799,000

4 beds3 baths3,773 sq ft

2037 Aster Ln, Lafayette, CO 80026

Property at 864 Iris Ave, Boulder, CO 80304, 4 beds, 4 baths

$3,350,000

4 beds4 baths3,208 sq ft

864 Iris Ave, Boulder, CO 80304

Property at 1837 Walnut St, Boulder, CO 80302, 4 beds, 4 baths

$940,000

4 beds4 baths2,096 sq ft

1837 Walnut St, Boulder, CO 80302

Listing provided by REColorado as Distributed by MLS Grid

Property at 1127 Valley Ln, Boulder, CO 80302, 4 beds, 3.5 baths

$3,375,000

4 beds3.5 baths5,648 sq ft

1127 Valley Ln, Boulder, CO 80302

Property at 2347 Tyrrhenian Cir, Longmont, CO 80504, 4 beds, 3 baths

$798,850

4 beds3 baths4,998 sq ft

2347 Tyrrhenian Cir, Longmont, CO 80504

Listing provided by REColorado as Distributed by MLS Grid

Property at 8451 Highway 7, Allenspark, CO 80510, 4 beds, 3.5 baths

$995,000

4 beds3.5 baths4,994 sq ft

8451 Highway 7, Allenspark, CO 80510

Property at 7238 Mount Sherman Rd, Longmont, CO 80503, 4 beds, 3 baths

$995,000

4 beds3 baths2,645 sq ft

7238 Mount Sherman Rd, Longmont, CO 80503

Property at 841 Crisman Dr #9, Longmont, CO 80501, 4 beds, 2 baths

$350,000

4 beds2 baths1,489 sq ft

841 Crisman Dr #9, Longmont, CO 80501

Listing provided by REColorado as Distributed by MLS Grid

Property at 6966 Harvest Rd, Boulder, CO 80301, 4 beds, 4 baths

$1,325,000

4 beds4 baths3,026 sq ft

6966 Harvest Rd, Boulder, CO 80301

Listing provided by REColorado as Distributed by MLS Grid

Property at 5605 Mount Sanitas Ave, Longmont, CO 80503, 4 beds, 2.5 baths

$720,000

4 beds2.5 baths2,586 sq ft

5605 Mount Sanitas Ave, Longmont, CO 80503

Property at 1506 Crestwood Cir, Longmont, CO 80504, 4 beds, 3.5 baths

$517,250

4 beds3.5 baths1,492 sq ft

1506 Crestwood Cir, Longmont, CO 80504

Property at 2517 Sunrise Ct, Louisville, CO 80027, 4 beds, 3 baths

$855,000

4 beds3 baths1,823 sq ft

2517 Sunrise Ct, Louisville, CO 80027

Listing provided by REColorado as Distributed by MLS Grid

Property at 1032 Marfell St, Erie, CO 80516, 4 beds, 3.5 baths

$1,200,000

4 beds3.5 baths5,086 sq ft

1032 Marfell St, Erie, CO 80516

Property at 2138 Cypress St, Longmont, CO 80503, 4 beds, 2.5 baths

$629,000

4 beds2.5 baths2,410 sq ft

2138 Cypress St, Longmont, CO 80503

Property at 1144 Vivian St, Longmont, CO 80501, 4 beds, 2 baths

$549,500

4 beds2 baths1,538 sq ft

1144 Vivian St, Longmont, CO 80501

Property at 4532 Heatherhill Ct, Longmont, CO 80503, 4 beds, 3 baths

$985,000

4 beds3 baths3,399 sq ft

4532 Heatherhill Ct, Longmont, CO 80503

Property at 9032 Tahoe Ln, Boulder, CO 80301, 4 beds, 4 baths

$1,372,500

4 beds4 baths3,048 sq ft

9032 Tahoe Ln, Boulder, CO 80301

Property at 1900 Carr Dr, Longmont, CO 80501, 4 beds, 3.5 baths

$525,000

4 beds3.5 baths2,274 sq ft

1900 Carr Dr, Longmont, CO 80501

Property at 3450 Emerson Ave, Boulder, CO 80305, 4 beds, 2 baths

$1,385,000

4 beds2 baths2,120 sq ft

3450 Emerson Ave, Boulder, CO 80305

Property at 1420 N Franklin Ct, Louisville, CO 80027, 4 beds, 4 baths

$975,000

4 beds4 baths2,743 sq ft

1420 N Franklin Ct, Louisville, CO 80027

Listing provided by REColorado as Distributed by MLS Grid

Property at 1817 Powell St, Erie, CO 80516, 4 beds, 3 baths

$824,000

4 beds3 baths3,764 sq ft

1817 Powell St, Erie, CO 80516

Listing provided by REColorado as Distributed by MLS Grid

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Based on information submitted to the MLS GRID as of Sun Dec 21 2025. 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.

4 Bedroom Homes for Sale in Boulder County

There are currently 229 4 bedroom homes in Boulder County. 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 93 days and receive 1 offers. This map is refreshed with the newest listings in Boulder County every 15 minutes.

In the past month, 272 homes have been sold in Boulder County. In addition to houses in Boulder County, there were also 193 condos, 421 townhouses, and 25 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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