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  • Price cut: $400K (6/12)
    $3,999,900

    23 Robert Mills Cir, Mount Pleasant, SC 29464

    5beds
    5,358sqft
    : 
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    Single Family Residence
    Built in 2008
    0.31 Acres Lot
    $459,900 Zestimate®
    $747/sqft
    $-- HOA

    What's special

    Wrap-around porchesPanoramic marsh viewsRefined finishesLower levelMetal roofTimeless craftsmanshipGenerous island
    Set on a rare double lot in I'On with sweeping marshfront views, this 5,300+ square foot, 5 bedroom 5 1/2 bath home combines contemporary design with classic Lowcountry architecture. With soaring ceilings, refined finishes, and an easy connection between indoor and outdoor living, this gorgeous home offers both sophistication and comfort in one of Mount Pleasant's most sought-after neighborhoods.The main level showcases an open floor plan designed for entertaining, with expansive windows that fill the home with natural light. A gourmet kitchen anchors the space, featuring custom cabinetry, a generous island, high-end appliances, and a walk-in pantry. Formal and casual dining areas provide flexibility for both gatherings and everyday living. Multiple living spaces including a family room, game room, study, and a FROG offer plenty of room to spread out, while the seamless flow to the wrap-around porches, bluestone patio, and covered outdoor areas invite year-round enjoyment. The private marshfront setting, enhanced by lawn irrigation and meticulous landscaping, makes outdoor living as effortless as it is beautiful. Upstairs, the primary suite serves as a true retreat, complete with panoramic marsh views, vaulted ceilings, a spa-like bath, and walk-in closet. Two additional bedrooms each with its own private bath ensure comfort and privacy for family and guests. There is also a large FROG with an adjoining full bath. Additional features include wide-plank wood flooring, central vacuum, smooth 9'+ ceilings, a metal roof, and a two-car attached garage with ample storage. Designed with both elegance and practicality in mind, this extraordinary home blends timeless craftsmanship with modern luxury. The seamless flow to the wrap-around porches, bluestone patio, and covered outdoor areas invite year-round enjoyment. The private marsh front setting, enhanced by lawn irrigation and meticulous landscaping, and large parking area makes outdoor living as effortless as it is beautiful. One of the few homes in the Low Country that has a stunning walk out lower level, perfect for a 5th bedroom or game room with another full bathroom. This beautiful lower level has a walk out enclosed patio (with a workshop) looking out to the sprawling lot and amazing views, this home is truly a rare find!
    320 days
    |
    566
    |
    9
    |

    Zillow last checked:

    Listing updated:

    Listed by:

    The Boulevard Company

    Source: CTMLS,MLS#: 25022996MLS Logo

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      Facts & features

      Interior

      Bedrooms & bathrooms
      • Bedrooms: 5
      • Bathrooms: 6
      • Full bathrooms: 5
      • 1/2 bathrooms: 1
      Rooms
      • Room types: Family Room, Office, Dining Room, Utility Room, Family, Foyer, Frog Attached, Laundry, Separate Dining, Utility
      Heating
      • Heat Pump
      Cooling
      • Central Air
      Appliances
      • Laundry: Washer Hookup, Laundry Room
      Features
      • Ceiling - Smooth, High Ceilings, Kitchen Island, Walk-In Closet(s), Central Vacuum, Entrance Foyer, Frog Attached
      • Flooring: Ceramic Tile, Stone, Wood
      • Windows: Window Treatments
      • Has basement: Yes
      • Number of fireplaces: 2
      • Fireplace features: Family Room, Gas Log, Two, Wood Burning
      Interior area
      • Total structure area: 5,358
      • Total interior livable area: 5,358 sqft
      Video & virtual tour

      Property

      Parking
      • Total spaces: 2
      • Parking features: Garage, Attached
      • Attached garage spaces: 2
      Features
      • Levels: Multi/Split
      • Stories: 3
      • Patio & porch: Patio, Covered, Front Porch
      • Exterior features: Garden, Lawn Irrigation, Rain Gutters
      • Fencing: Privacy
      • On waterfront: Yes
      • Waterfront features: Marshfront, Stream
      Lot
      • Size: 0.31 Acres
      Details
      • Additional structures: Storage, Workshop
      • Parcel number: 5350600778

      Construction

      Type & style
      • Home type: SingleFamily
      • Architectural style: Contemporary,Traditional
      • Property subtype: Single Family Residence
      Materials
      • Wood Siding
      • Roof: Metal
      Condition
      • New construction: No
      • Year built: 2008

      Utilities & green energy

      • Sewer: Public Sewer
      • Water: Public
      • Utilities for property: Dominion Energy, Mt. P. W/S Comm

      Community & HOA

      Community
      • Features: Boat Ramp, Clubhouse, Club Membership Available, Dock Facilities, Dog Park, Fitness Center, Park, Pool, Tennis Court(s), Trash, Walk/Jog Trails
      • Security: Security System
      • Subdivision: Ion
      Location
      • Region: Mount Pleasant

      Financial & listing details

      • Price per square foot: $747/sqft
      • Tax assessed value: $2,783,600
      • Annual tax amount: $7,230
      • Date on market: 8/22/2025
      • Listing terms: Any,Cash,Conventional

        Estimated market value

        $459,900

        $437,000 - $483,000

        $6,574/mo

        Price history

        DateEventPrice
        6/12/2026Price change$3,999,900-9.1%$747/sqft
        Source: CTMLS #25022996 Report a problem
        5/21/2026Price change$4,399,900-2.2%$821/sqft
        Source: CTMLS #25022996 Report a problem
        10/30/2025Price change$4,499,900-5.3%$840/sqft
        Source: CTMLS #25022996 Report a problem
        8/22/2025Listed for sale$4,750,000+289.3%$887/sqft
        Source: CTMLS #25022996 Report a problem
        4/27/2011Sold$1,220,000-6.2%$228/sqft
        Source: Public Record Report a problem
        1/16/2011Listing removed$1,300,000$243/sqft
        Source: William Means Real Estate #2908367 Report a problem
        12/31/2010Price change$1,300,000-18%$243/sqft
        Source: William Means Real Estate #2908367 Report a problem
        6/24/2010Listed for sale$1,585,000+426.9%$296/sqft
        Source: William Means Real Estate #2908367 Report a problem
        9/6/2005Sold$300,800$56/sqft
        Source: Public Record Report a problem

        Public tax history

        YearProperty taxesTax assessment
        2025$7,230 +13.1%$78,910 +15%
        2024$6,389 +4.5%$68,620
        2023$6,112 +2.2%$68,620
        2022$5,983 -9.6%$68,620
        2021$6,617 -3.1%$68,620
        2020$6,825 $68,620 -2%
        2019$6,825 $70,000
        2017$6,825 +0.4%$70,000
        2016$6,795 +5.4%$70,000
        2015$6,445 -4.7%$70,000
        2014$6,760 --
        2011$6,760 -51.6%--
        2010$13,981 -0.2%$68,640
        2009$14,006 +628.3%$68,640 +597.6%
        2008$1,923 +11.7%$9,840
        2006$1,721 $9,840

        Find assessor info on the county website

        Monthly payment

        Est. payment

        Payment breakdown

        Explore the cost of this home by adjusting the details. Changes won't be saved.
        All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.
        HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.
        Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.
        See how much you could borrow to make a competitive offer.

        Climate risks

        Neighborhood: 29464

        Getting around

        14 / 100
        Car-Dependent
        30 / 100
        Somewhat Bikeable

        Nearby schools

        GreatSchools rating
        Schools provided by the listing agent
        • Elementary: James B Edwards
        • Middle: Moultrie
        • High: Lucy Beckham

        Source: CTMLS. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.

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