148 Osborn Lane, Monroe, CT, 06468 | $785,000

Stop looking at homes that say "build your own in-law" this one is done for you! This is a phenomenal opportunity to buy a turn-key single family with fully permitted in-law/ADU in Fairfield County for under $1, 000, 000. Don't struggle with the hassle of permits and the costs to build an accessory apartment, the owners of this spacious well maintained home have done all the hard work for you and built an unrivaled luxury unit. **You're going to need to make more friends** The main level of this home features a show-stopping kitchen designed for year around entertaining. In the winter gather around the island with your friends and your favorite appetizers while your guests cheer their favorite sports team in the great room. In the summer bring your favorite grilling marinades out from the kitchen onto the expansive deck and grill up your secret recipes while overlooking the pool and large backyard. Got guests? Extended family? Need a nanny? Searching for two kitchens? The luxury apartment (150 Osborn Ln) features spacious BR suite connected to a luxury full bath w low profile shower. The kitchen offers a large pantry, full size appliances, and granite countertops. In the living area there's a half bath for guests, sliders welcome you out to a shaded patio and backyard access. This unit offers stair-free access and one level living. This unit has its own mailing address, a private entry and interior access to the main living area. See town regs for rental info The property also features a whole house Generac generator 2026; New Leaf Guard gutters 2025; Electric pet fence 2026; New upper deck flooring and stairs and paint 2026; New pool heater 2025 (pool is heated with propane, tanks are leased , pool cleaning "robot" and solar powered pool skimmer convey. ) All major appliances in both kitchens stay, appliances in garage are negotiable. The stairlift conveys although it requires a new battery. The units do not have separate utility bills however each unit has 2 zones. Central air is for main level. This is a single family home with a fully permitted accessory apartment, single family home financing is acceptable. A small amount of the property on the left hand side is wetlands. Enjoy all that Monroe has to offer: Excellent schools, award-winning farmers market, a bustling local library, indoor pool at Masuk high school, Webb Mountain park and discovery zone for hiking and camping and the heart of Monroe, Wolfe Park - featuring 379 acres of parks and open space where guests can enjoy a public pool (fee required), pickle ball courts, tennis courts, basketball courts, hiking, multiple play grounds, local rec and team sports and live music in the summer and more. On the far side of the park is Great Hollow Lake where a sandy beach awaits for picnicking, shaded trails allow for running or strolling around the lake, fishing is allowed with permit and cyclists can use the Housatonic Rails to Trails pathway to enjoy more than 13 miles of connected walking/biking paths. Monroe also has an active senior center community with senior transportation organized through the town. Sellers are actively looking for housing, flexible closing date and terms.

Features

  • Rooms: 10
  • Bedrooms: 4
  • Baths: 3 full / 1 half
  • Laundry: Lower Level
  • Style: Raised Ranch
  • Year Built: 1971
  • Garage: 2-car Attached Garage,Under House Garage,Paved,Driveway,Unpaved
  • Heating: Hot Water,Zoned
  • Cooling: Central Air,Window Unit
  • Basement: Full,Fully Finished,Garage Access,Apartment,Interior Access,Walk-out,Liveable Space
  • Above Grade Approx. Sq. Feet: 3,046
  • Acreage: 1.01
  • Est. Taxes: $13,156
  • Lot Desc: Some Wetlands,Lightly Wooded,Treed,Level Lot,Professionally Landscaped
  • Elem. School: Per Board of Ed
  • Middle School: Jockey Hollow
  • High School: Masuk
  • Pool: Safety Fence,Above Ground Pool
  • Appliances: Oven/Range,Microwave,Refrigerator,Dishwasher,Washer,Dryer
  • MLS#: 24177924
  • Website: https://www.raveis.com
    /eprop/24177924/148osbornlane_monroe_ct?source=qrflyer
Copyright © 2026  SmartMLS, Inc.
The data relating to real estate for sale on this website appears in part through the SMARTMLS Internet Data Exchange program, a voluntary cooperative exchange of property listing data between licensed real estate brokerage firms, and is provided by SMARTMLS through a licensing agreement. Listing information is from various brokers who participate in the SMARTMLS IDX program and not all listings may be visible on the site. The property information being provided on or through the website is for the personal, non-commercial use of consumers and such information may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Some properties which appear for sale on the website may no longer be available because they are for instance, under contract, sold or are no longer being offered for sale. Property information displayed is deemed reliable but is not guaranteed.
Listing courtesy of Connecticut Realty Studios LLC

Room Information

Type DescriptionLevel
Bedroom 1 Hardwood FloorMain
Bedroom 2 Hardwood FloorMain
Eat-In Kitchen Breakfast Bar,Granite Counters,Dining Area,French Doors,IslandMain
Eat-In Kitchen Remodeled,Breakfast Bar,Granite Counters,Eating Space,PantryLower
Full Bath Main
Great Room Bay/Bow Window,Skylight,9 ft+ Ceilings,Balcony/Deck,Beams,SlidersMain
Half Bath Lower
Living Room Hardwood FloorMain
Living Room Remodeled,Combination Liv/Din Rm,SlidersLower
Office Lower
Primary BR Suite Bedroom Suite,Full Bath,Walk-In Closet,Hardwood FloorMain
Primary BR Suite Bedroom Suite,Full BathLower

William Raveis Family of Services

Our family of companies partner in delivering quality services in a one-stop-shopping environment. Together, we integrate the most comprehensive real estate, mortgage and insurance services available to fulfill your specific real estate needs.

Customer Service

888.699.8876

Contact@raveis.com

Our family of companies offer our clients a new level of full-service real estate. We shall:

  • Market your home to realize a quick sale at the best possible price
  • Place up to 20+ photos of your home on our website, raveis.com
  • Provide frequent communication and tracking reports showing the Internet views your home received on raveis.com
  • Showcase your home on raveis.com with a larger and more prominent format
  • Give you the full resources and strength of William Raveis Real Estate, Mortgage & Insurance and our cutting-edge technology

To learn more about our credentials, visit raveis.com today.

Frank KolbSenior Vice President - Coaching & Strategic, William Raveis Mortgage, LLC

NMLS Mortgage Loan Originator ID 81725

203.980.8025

Frank.Kolb@raveis.com

Our Executive Mortgage Banker:

  • Is available to meet with you in our office, your home or office, evenings or weekends
  • Offers you pre-approval in minutes!
  • Provides a guaranteed closing date that meets your needs
  • Has access to hundreds of loan programs, all at competitive rates
  • Is in constant contact with a full processing, underwriting, and closing staff to ensure an efficient transaction

Robert ReadeInsurance Sales Director, William Raveis Insurance

860.690.5052

Robert.Reade@raveis.com

Our Insurance Division:

  • Will Provide a home insurance quote within 24 hours
  • Offers full-service coverage such as Homeowner's, Auto, Life, Renter's, Flood and Valuable Items
  • Partners with major insurance companies including Chubb, Kemper Unitrin, The Hartford, Progressive,
    Encompass, Travelers, Fireman's Fund, Middleoak Mutual, One Beacon and American Reliable

Ray CashenPresident, William Raveis Attorney Network

203.925.4590

For homebuyers and sellers, our Attorney Network:

  • Consult on purchase/sale and financing issues, reviews and prepares the sale agreement, fulfills lender
    requirements, sets up escrows and title insurance, coordinates closing documents
  • Offers one-stop shopping; to satisfy closing, title, and insurance needs in a single consolidated experience
  • Offers access to experienced closing attorneys at competitive rates
  • Streamlines the process as a direct result of the established synergies among the William Raveis Family of Companies

148 Osborn Lane, Monroe, CT, 06468

$785,000

Customer Service

William Raveis Real Estate

Phone: 888.699.8876

Contact@raveis.com

Frank Kolb

Senior Vice President - Coaching & Strategic

William Raveis Mortgage, LLC

Phone: 203.980.8025

Frank.Kolb@raveis.com

NMLS Mortgage Loan Originator ID 81725

5/6 (30 Yr)
Adjustable Rate Conforming*
30 Year
Fixed-Rate Conforming
15 Year
Fixed-Rate Conforming
Loan Amount $628,000 $628,000 $628,000
Term 360 months 360 months 180 months
Initial Interest Rate** 6.125% 6.490% 5.750%
Interest Rate based on Index + Margin 8.125%
Annual Percentage Rate 6.424% 6.628% 5.933%
Monthly Tax Payment $1,096 $1,096 $1,096
H/O Insurance Payment $92 $92 $92
Initial Principal & Interest Pmt $3,816 $3,965 $5,215
Total Monthly Payment $5,004 $5,153 $6,403

* The Initial Interest Rate and Initial Principal & Interest Payment are fixed for the first and adjust every six months thereafter for the remainder of the loan term. The Interest Rate and annual percentage rate may increase after consummation. The Index for this product is the SOFR. The margin for this adjustable rate mortgage may vary with your unique credit history, and terms of your loan.

** Mortgage Rates are subject to change, loan amount and product restrictions and may not be available for your specific transaction at commitment or closing. Rates, and the margin for adjustable rate mortgages [if applicable], are subject to change without prior notice.

The rates and Annual Percentage Rate (APR) cited above may be only samples for the purpose of calculating payments and are based upon the following assumptions: minimum credit score of 740, 20% down payment (e.g. $20,000 down on a $100,000 purchase price), $1,950 in finance charges, and 30 days prepaid interest, 1 point, 30 day rate lock. The rates and APR will vary depending upon your unique credit history and the terms of your loan, e.g. the actual down payment percentages, points and fees for your transaction. Property taxes and homeowner's insurance are estimates and subject to change.