Welcome HOME St Charles Horizon LaPlata, MD! This three-story 6 bedroom, 4 full bath home features an inviting open-concept layout on the first floor combining the Great Room, dining room and kitchen, a secondary bedroom located near the entry, a full bath. Four additional bedrooms and two full bathrooms on the upper level, including the expansive owner’s suite with en suite and walk in closet. The finished basement features a finished recreation room, 1 bedroom and 1 full bath. Estimated November 2026 Delivery, this is a to be built new construction home. Tours are conducted at the model. Attend our weekend Open House Tours! Schedule your showing today! Photos are for illustrative purposes only.
Pending
Price cut: $6.2K (9/9)
$549,990
10517 Cosmos Ct, La Plata, MD 20646
6beds
--sqft
Single Family Residence
Built in ----
6,316 Square Feet Lot
$-- Zestimate®
$--/sqft
$95/mo HOA
What's special
Finished basementFinished recreation roomDining roomGreat room
- 152 days
- 39
- 3
Zillow last checked:
Listing updated:
Listed by:
Tracy Goins 301-535-3642,
Keller Williams Preferred Properties 240-737-5000
Source: Bright MLS,MLS#: MDCH2055920
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 6
- Bathrooms: 4
- Full bathrooms: 4
- Main level bathrooms: 1
- Main level bedrooms: 1
Basement
- Area: 0
Heating
- Central, Electric
Cooling
- Central Air, Electric
Appliances
- Included: Electric Water Heater
Features
- Basement: Partially Finished,Walk-Out Access
- Has fireplace: No
Interior area
- Total structure area: 0
- Finished area above ground: 0
- Finished area below ground: 0
Property
Parking
- Total spaces: 4
- Parking features: Garage Faces Front, Attached, Driveway
- Attached garage spaces: 2
- Uncovered spaces: 2
Accessibility
- Accessibility features: Other
Features
- Levels: Three
- Stories: 3
- Pool features: Community
Lot
- Size: 6,316 Square Feet
Details
- Additional structures: Above Grade, Below Grade
- Parcel number: NO TAX RECORD
- Zoning: R
- Special conditions: Standard
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Contemporary
- Property subtype: Single Family Residence
Materials
- Vinyl Siding
- Foundation: Concrete Perimeter
Condition
- Excellent
- New construction: Yes
Details
- Builder model: Richmond Craftsman Basement
- Builder name: Lennar
Utilities & green energy
- Sewer: Public Sewer
- Water: Public
Community & HOA
Community
- Subdivision: St Charles
HOA
- Has HOA: Yes
- Amenities included: Clubhouse, Fitness Center, Tot Lots/Playground, Pool, Dog Park
- Services included: Common Area Maintenance
- HOA fee: $95 monthly
Location
- Region: La Plata
Financial & listing details
- Tax assessed value: $77,200
- Annual tax amount: $1,017
- Date on market: 6/5/2026
- Listing agreement: Exclusive Right To Sell
- Ownership: Fee Simple
Estimated market value
Not available
Estimated sales range
Not available
Not available
Price history
| Date | Event | Price |
|---|---|---|
| 10/15/2026 | Pending sale | $549,990 |
Source: | ||
| 9/9/2026 | Price change | $549,990-1.1% |
Source: | ||
| 6/5/2026 | Listed for sale | $556,190 |
Source: | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2026 | $1,017 | $77,200 |
Find assessor info on the county website
Monthly payment
Est. payment
Payment breakdown
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Neighborhood: 20646
Nearby schools
Schools provided by the listing agent
- District: Charles County Public Schools
Source: Bright MLS. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.






