Under Contract
691 Lake Avenue
Crystal Lake, IL 60014
$1,400,000
4beds
8baths
9,467sqft
1.55acres
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About this home
This amazing estate could be YOUR new lake home! The estate has an unobstructed view of beautiful, spring-fed Crystal Lake which offers swimming, sandy beaches & motorized boating. The estate has full lake rights to the 4 private beaches, parks & marinas on the lake. Bring your boat & water toys! The estate includes the primary house with 5 BRs, 6.2 BAs, a coach house with a finished 2nd floor office & full bath, large indoor & outdoor pools, a sauna, & 5 car garage. It's on the largest lot in the neighborhood (1.55 acres), which has been professionally landscaped & meticulously maintained, with a waterfall & a beautiful pond with aquatic plants, multiple stone patios, 2 firepits & a big outdoor pool. This estate is made for entertaining, fun family adventures & relaxing in your own luxurious haven. The estate boasts grand entertaining spaces, resort amenities & timeless charm. Rooms in the front of the house enjoy gorgeous lake views, while rooms on the back of the house have great views of the waterfall, landscaped stream, pond & gardens, the outdoor pool, stone patios & a huge yard for family games & activities. You can entertain groups of all sizes inside the main house! Enter your new home through custom, arched double doors into the Great Rm, with a floor-to-ceiling stone fireplace, hardwood floors & spectacular lake views. Enjoy dining in the spacious dining room, or relaxing in the very large, custom-paneled living room, also with a big fireplace. An impressive, large, first floor recreation area is an entertainer's paradise & a private, peaceful retreat for the new lucky owners of this estate. It includes a large, slate-topped bar that seats 8 comfortably, 2 wine refrigerators, bar sink, plenty of bar cabinetry & a large sitting area overlooking the beautiful backyard. Completing this recreation paradise is a 24' long indoor pool & a sauna. The Family Room adds more entertaining & relaxing space, with a powder room, a fun circular staircase to the 2nd floor, and great views of the backyard. The Family Room opens to the Kitchen, with an arched pass-through & snack bar, generous Eating Area & walk-in Pantry. The Kitchen features a breakfast bar that seats 4, an island with gas cooktop, large double sinks plus a bar sink, a built-in planning desk & stainless appliances. The 2nd floor includes an amazing Primary Bedroom Suite, complete with a large sitting area looking out over the lake & an impressive Primary Spa Bathroom. The Bathroom features an over-sized, glass, step-in shower with an octopus overhead shower, 8 on-wall shower heads, a hand-held shower & 2 shower seats. The Spa Bath also includes a soaking tub, closeted commode, built-in armoire & 2 separate sinks, one of which is in a big walk-in closet with a sit-down vanity & California Closet organizers. The 2nd floor also includes 2 more very generously sized bedrooms & a beautiful office/library with walls of built-in bookcases and a period mantle surrounding a decorative fireplace. Create a cozy ambience in this room with some candles in the fireplace! If you & your family enjoy watching movies, you will love the big media room! It has an en-suite full bath, a walk-in closet with CA Closet organizers & even a popcorn machine! This room includes a full projection system, surround sound & large on-wall screen. The 3rd floor boasts a very large Bonus Room, perfect for games, homework, billiards or quiet time. The Bonus Room is adjacent to a large BR with a full BA, walk-in closet & lots of storage. The finished basement features a large BR, full BA, big exercise room & huge laundry room with space for crafts, etc. This estate is in an ideal location facing Crystal Lake (nothing can be built in front of it), is a few blocks from Crystal Lake Country Club & a short walk to South elementary school. It offers easy access to downtown Crystal Lake & the Metra train. Don't wait! See it today!
MLS Description — as provided by the listing brokerage.
The facts
Property typeResidential
Year built1922
Garage spaces5
Fireplaces2
Lot size1.55 acres
Architectural styleTraditional
Annual tax$27,645
CountyMcHenry
MLS #MRD12410735
Days on market230
Schools
ElementarySouth Elementary School
Middle / JuniorRichard F Bernotas Middle School
High schoolCrystal Lake Central High School
Features
Heating
Natural GasForced AirSep Heating Systems - 2+Zoned
Cooling
Central AirWindow Unit(s)Zoned
Appliances
Double OvenMicrowaveDishwasherRefrigeratorWasherDryerDisposalStainless Steel Appliance(s)Wine RefrigeratorRange HoodWater Softener OwnedGas CooktopHumidifier
Parking
AsphaltBrick DrivewayGarage Door OpenerHeated GarageYesGarage OwnedAttachedGarage
Construction
Shake Siding
Lot features
Irregular LotLandscapedWoodedMature TreesGardenViews
Sewer
Public Sewer
Listed by
Baird & Warner
Susan Thiess
Listing courtesy of mred MLS as distributed by MLS GRID.
Based on information submitted to the MLS GRID as of 4/1/2026, 8:31:12 AM. All data should be independently verified.
This home is under contract. Contact a dwello agent to explore similar active listings or be notified if it returns to market.
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