$625,000

4423 RENN STREET, ROCKVILLE, MD, 20853

  • 2,209sq ft
  • 3Beds
  • 2 Bathrooms
  • Pending

Key Details

April 14, 2026
Year Built: 1959
Days on Market: 11
MDMC2222330
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Description

OPEN HOUSES HAVE BEEN CANCELED! Nestled in the charming Aspen Knolls subdivision, this delightful ranch-style home offers a perfect blend of comfort and functionality. Amazing Opportunity! The well crafted ADDITION has been permitted as an accessory apartment previously, includes a second full kitchen, dining & living rooms, double door closet and access to a bedroom with en suite bath. This expansive space can be configured for many uses: apartment, in-law or au paire suite or a 2nd family great room with full caterers kitchen off the deck for entertaining. This unique, versatile home is perfectly situated on a lovely fenced-in lot, featuring an expansive Trex deck with pergola, steps down to the pool, hot tub and fire pit. Ideally located in prestigious Aspen Knolls, minutes from the picturesque lakes, woods and trails of Rock Creek Park, minutes from schools, places of worship, Aspen Hill, Olney, Pike & Rose, Rockville Town Center shopping, Metro and major commuter routes. This home has been lovingly cared for and updated; it is turn-key and ready to move in! FEATURES & AMENITIES -3 bedrooms, 2 full baths including an addition suitable as an apartment, in-law, or au pair suite -Welcoming foyer with tile floor and guest coat closet -Sun-filled main level features a living room with easy access via a new sliding glass door to the expansive maintenance-free Trex deck with a pergola and a breezy fan, steps down to the hot tub, pool and beautiful rear gardens; gleaming hardwood floor, and easy flow to the dining room round out the living-dining combo -The spacious eat-in kitchen, featuring a breakfast area and bay window, includes Corian countertops, a glass tile backsplash, solid wood cabinets, stainless steel appliances with gas cooking and ceramic tile flooring. The side door access to the driveway make it easy to bring in groceries and set your keys down on the live-wood shelf near the door -The great room addition with its' own full kitchen, living and dining area with double door closet and access to the deck and rear gardens, pool and hot tub offers the opportunity for an apartment, in-law or au paire suite -Three spacious bedrooms w/hardwood floors, crown molding and large closets; one bedroom w/an en suite bath can be configured as a primary suite with access to the great room addition or closed off to provide for an apartment, in-laws, or au pair. -Hall tub and shower bath w/designer vanity and lighting with ceramic flooring; convenient hall linen closet nearby -Carpeted lower level recreation media room is perfect for entertaining, gaming and relaxing with family and friends -Lower level den/study with carpet and double-door closet could also serve as a playroom -Expansive lower level workshop/storage room runs almost the entire length of the home, plenty of room for both projects and storage -Separate laundry/utility room with new vinyl tile flooring and nearby cedar closet round out the lower level -Special features of this home include an expansive deck and gardens, a pool & hot tub, a newer roof and windows, updated kitchen and baths, a large addition with a living-dining combination and a full kitchen, and a driveway suitable for 6-8 cars. DATES: (2026) French Drain, sump pump, new LL flooring installed, new pool; (2025) new doors installed; (2023) new HWH installed, wood flors refinished in main; (2021) new entry porch, steps & sidewalk; (2019) new windows, vinyl siding and sliding glass door installed; (2016) new roof and hot tub, driveway extended; (2015) new free-standing shed with pull up door; (2009) new HVAC - Turn your key, unpack, and enjoy your new home!

Listing Courtesy of: Long & Foster Real Estate, Inc.

Location

Features

  • Days on market: 11
  • Elementary School: BROOKHAVEN
  • List Date: April 14, 2026
  • Subdivision: ASPEN KNOLLS
  • County: MONTGOMERY
  • Appliances:
  • Year Built: 1959
  • Middle School: PARKLAND
  • Bathrooms: 2 full , 0 half
  • Property Type: Single Family Residential
  • Total taxes: 6,268
  • Basement Type:
  • Listing ID: MDMC2222330
  • High School: WHEATON
  • Architecture Style: Ranch/Rambler

Schools

These schools are filtering within the property address as determined by our data provider.

Rating Name Type Level Grades Address
NA Private Elementary PK-4 6125 Tuckerman Ln, Rockville, MD20852

Grade Span: PK - 4

Admission: Private

Address: 6125 Tuckerman Ln, Rockville, MD20852

Phone: 301-556-5010

Teachers: 4

Students: 35

Ratio: 9:1 Students/Teacher

Gender: 63% Male / 37% Female

Student/Teacher ratio

Enrollment
NA Private Combined Elementary/Secondary PK-12 1901 E Jefferson St, Rockville, MD20852

Grade Span: PK - 12

Admission: Private

Address: 1901 E Jefferson St, Rockville, MD20852

Phone: 301-692-4803

Website: http://www.cesjds.org/

Teachers: 147

Students: 864

Ratio: 6:1 Students/Teacher

Gender: 50% Male / 50% Female

Student/Teacher ratio

Enrollment
NA Private Elementary PK-1 14426 Traville Gardens Cir, Rockville, MD20850

Grade Span: PK - 1

Admission: Private

Address: 14426 Traville Gardens Cir, Rockville, MD20850

Phone: 240-328-1012

Teachers: 8

Students: 36

Ratio: 5:1 Students/Teacher

Gender: 36% Male / 64% Female

Student/Teacher ratio

Enrollment
NA Private Elementary PK-8 109 S Washington St, Rockville, MD20850

Grade Span: PK - 8

Admission: Private

Address: 109 S Washington St, Rockville, MD20850

Phone: 301-424-6550

Website: http://www.ces-rockville.org/

Teachers: 13

Students: 80

Ratio: 6:1 Students/Teacher

Gender: 50% Male / 50% Female

Student/Teacher ratio

Enrollment
NA Private Elementary PK-KG 6006 Executive Blvd Ste 100, Rockville, MD20852

Grade Span: PK - KG

Admission: Private

Address: 6006 Executive Blvd Ste 100, Rockville, MD20852

Phone: 301-496-9411

Teachers: 2

Students: 15

Ratio: 8:1 Students/Teacher

Gender: 67% Male / 33% Female

Student/Teacher ratio

Enrollment
NA Private Elementary PK-KG 10500 Darnestown Rd, Rockville, MD20850

Grade Span: PK - KG

Admission: Private

Address: 10500 Darnestown Rd, Rockville, MD20850

Phone: 301-279-2799

Website: http://www.montessori-mmi.com/

Teachers: 6

Students: 10

Ratio: 2:1 Students/Teacher

Gender: 60% Male / 40% Female

Student/Teacher ratio

Enrollment
NA Private Secondary 9-12 10900 Rockville Pike, Rockville, MD20852

Grade Span: 9 - 12

Admission: Private

Address: 10900 Rockville Pike, Rockville, MD20852

Phone: 301-493-5000

Website: http://www.gprep.org/

Teachers: 57

Students: 507

Ratio: 9:1 Students/Teacher

Gender: 100% Male

Student/Teacher ratio

Enrollment
NA Private Elementary PK-KG 14315 Marian Dr, Rockville, MD20850

Grade Span: PK - KG

Admission: Private

Address: 14315 Marian Dr, Rockville, MD20850

Phone: 301-738-7851

Teachers: 3

Students: 7

Ratio: 2:1 Students/Teacher

Gender: 14% Male / 86% Female

Student/Teacher ratio

Enrollment
NA Private Elementary PK-KG 11200 Old Georgetown Rd, Rockville, MD20852

Grade Span: PK - KG

Admission: Private

Address: 11200 Old Georgetown Rd, Rockville, MD20852

Phone: 301-299-7400

Teachers: 8

Students: 9

Ratio: 1:1 Students/Teacher

Gender: 33% Male / 67% Female

Student/Teacher ratio

Enrollment
NA Private Combined Elementary/Secondary PK-12 13300 Arctic Ave, Rockville, MD20853

Grade Span: PK - 12

Admission: Private

Address: 13300 Arctic Ave, Rockville, MD20853

Phone: 301-962-6400

Teachers: 79

Students: 583

Ratio: 7:1 Students/Teacher

Gender: 50% Male / 50% Female

Student/Teacher ratio

Enrollment
NA Private Elementary PK-KG 4500 Muncaster Mill Rd, Rockville, MD20853

Grade Span: PK - KG

Admission: Private

Address: 4500 Muncaster Mill Rd, Rockville, MD20853

Phone: 301-924-4233

Website: http://www.norbeck.com/

Teachers: 3

Students: 9

Ratio: 3:1 Students/Teacher

Gender: 67% Male / 33% Female

Student/Teacher ratio

Enrollment
NA Private Elementary PK-3 14138 Travilah Rd, Rockville, MD20850

Grade Span: PK - 3

Admission: Private

Address: 14138 Travilah Rd, Rockville, MD20850

Phone: 301-309-9532

Website: http://www.primarymontessori.com/

Teachers: 3

Students: 35

Ratio: 12:1 Students/Teacher

Gender: 43% Male / 57% Female

Student/Teacher ratio

Enrollment
NA Private Elementary KG-5 1605 Veirs Mill Rd, Rockville, MD20851

Grade Span: KG - 5

Admission: Private

Address: 1605 Veirs Mill Rd, Rockville, MD20851

Phone: 301-762-2524

Website: http://www.gsmontessori.com/

Teachers: 4

Students: 15

Ratio: 4:1 Students/Teacher

Gender: 40% Male / 60% Female

Student/Teacher ratio

Enrollment
NA Private Secondary 9-12 13300 Arctic Ave, Rockville, MD20853

Grade Span: 9 - 12

Admission: Private

Address: 13300 Arctic Ave, Rockville, MD20853

Phone: 301-348-1323

Teachers: 10

Students: 20

Ratio: 2:1 Students/Teacher

Gender: 55% Male / 45% Female

Student/Teacher ratio

Enrollment
NA Private Combined Elementary/Secondary 2-12 4915 Aspen Hill Rd, Rockville, MD20853

Grade Span: 2 - 12

Admission: Private

Address: 4915 Aspen Hill Rd, Rockville, MD20853

Phone: 301-933-3451

Website: http://www.frostcenter.com/

Teachers: 19

Students: 88

Ratio: 5:1 Students/Teacher

Gender: 80% Male / 20% Female

Student/Teacher ratio

Enrollment
NA Private Elementary PK-8 4820 Walbridge St, Rockville, MD20853

Grade Span: PK - 8

Admission: Private

Address: 4820 Walbridge St, Rockville, MD20853

Phone: 301-946-7888

Teachers: 25

Students: 199

Ratio: 8:1 Students/Teacher

Gender: 44% Male / 56% Female

Student/Teacher ratio

Enrollment
NA Private Elementary PK-8 600 Veirs Mill Rd, Rockville, MD20852

Grade Span: PK - 8

Admission: Private

Address: 600 Veirs Mill Rd, Rockville, MD20852

Phone: 301-762-4179

Website: http://www.stmarysrockville.org/

Teachers: 17

Students: 152

Ratio: 9:1 Students/Teacher

Gender: 43% Male / 57% Female

Student/Teacher ratio

Enrollment
NA Private Elementary PK-8 4101 Norbeck Rd, Rockville, MD20853

Grade Span: PK - 8

Admission: Private

Address: 4101 Norbeck Rd, Rockville, MD20853

Phone: 301-929-9672

Teachers: 20

Students: 228

Ratio: 12:1 Students/Teacher

Gender: 52% Male / 48% Female

Student/Teacher ratio

Enrollment
NA Private Elementary 5-8 13300 Arctic Ave, Rockville, MD20853

Grade Span: 5 - 8

Admission: Private

Address: 13300 Arctic Ave, Rockville, MD20853

Phone: 301-348-1323

Teachers: 7

Students: 8

Ratio: 1:1 Students/Teacher

Gender: 63% Male / 38% Female

Student/Teacher ratio

Enrollment
NA Private Elementary KG-8 11701 Danville Dr, Rockville, MD20852

Grade Span: KG - 8

Admission: Private

Address: 11701 Danville Dr, Rockville, MD20852

Phone: 301-299-4602

Teachers: 25

Students: 69

Ratio: 3:1 Students/Teacher

Gender: 74% Male / 26% Female

Student/Teacher ratio

Enrollment
NA Private Combined Elementary/Secondary PK-12 9975 Medical Center Dr, Rockville, MD20850

Grade Span: PK - 12

Admission: Private

Address: 9975 Medical Center Dr, Rockville, MD20850

Phone: 301-424-5200

Website: http://www.ttlc.org/

Teachers: 35

Students: 162

Ratio: 5:1 Students/Teacher

Gender: 64% Male / 36% Female

Student/Teacher ratio

Enrollment
NA Private Elementary 2-5 12301 Academy Way Ste A, Rockville, MD20852

Grade Span: 2 - 5

Admission: Private

Address: 12301 Academy Way Ste A, Rockville, MD20852

Phone: 301-761-2732

Website: http://www.louriecenter.org

Teachers: 6

Students: 23

Ratio: 4:1 Students/Teacher

Gender: 48% Male / 52% Female

Student/Teacher ratio

Enrollment
NA Private Elementary PK-TKG 11810 Parklawn Dr, Rockville, MD20852

Grade Span: PK - TKG

Admission: Private

Address: 11810 Parklawn Dr, Rockville, MD20852

Phone: 301-230-9720

Teachers: 19

Students: 12

Ratio: 1:1 Students/Teacher

Gender: 58% Male / 42% Female

Student/Teacher ratio

Enrollment

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