Active
86 Days on market
515 Keys Warren — Photo 1 of 21

515 Keys Warren — Photo 1 of 21

Recent Drop: $60,000

$659,000
$599,000

$599,000

Investment Analysis — 515 Keys

Warren, MA 01585

Based on HUD Small Area Fair Market Rent for Worcester, MA HUD Metro FMR Area, a 4-bedroom in 01585 carries an estimated $2,280/mo in gross rent — about a 2.64% cap rate and $15,843/yr in estimated NOI at the $599,000 list price. Adjust every assumption in the calculator below.

View Standard Listing

Beds

4

Baths

3.5

SqFt

3,566

Style

Single Family

Built

2020

Set on approx. 39 acres, this property offers exceptional privacy, natural beauty, and versatile potential. Recently refreshed with full interior repaint and professional deep cleaning, creating a clean slate for its next owner. Features a stunning post-and-beam kitchen with exposed wood framing and a wood-burning fireplace, open to the dining area for warm, inviting living and entertaining. The finished lower level includes a full kitchen, bath, and open living space—ideal for extended family, in-law setup, or flexible use. Explore private walking trails throughout the acreage and enjoy a peaceful, wooded setting. Rare flexibility with potential for equine use, recreation or investment in a private, scenic setting.

ADU Potential

Massachusetts allows one accessory dwelling unit by right in single-family zoning districts statewide (M.G.L. c. 40A §3; 760 CMR 71.00, effective Feb 2025). Estimated maximum ADU size for this property: 900 sq ft (the lesser of 900 sq ft or half the 3,566 sq ft principal dwelling). Lot size: 1,698,840 sq ft.

Based on listing data, which indicates the property type — not the zoning district. Local dimensional, septic (Title 5), and historic-district requirements still apply. Not legal advice — verify with the municipality.

Estimates — not financial advice

These figures are illustrative estimates for informational purposes only — not an appraisal, valuation, or guarantee of rent, income, or returns, and not financial, tax, or investment advice. Rent is either the figure reported on the MLS listing — in-place rent that may differ from market and is not verified against the actual leases — or, where the listing reports none, an estimate from HUD Small Area Fair Market Rents, a government benchmark that may differ from actual market rent. Each figure is labelled with its source. Cap rate, NOI, and returns depend on the assumptions shown, which you can change. MLS and other third-party data may be inaccurate or out of date. Verify all figures independently and consult your own financial, tax, and legal advisors before making any investment decision.

Property Details

Financials

Original Price$659,000
Annual Taxes$4,951

Parking

Garage0
Off-Street6

Interior Specifications

Total Rooms9
Fireplaces2
FlooringLaminate
BasementFull, Walk-Out Access

Climate & Utilities

HeatingCentral, Propane
CoolingCentral Air
WaterPrivate
SewerPrivate Sewer

Building & Exterior

ConstructionFrame
RoofShingle
FoundationConcrete Perimeter
ZoningRes

Property & Lot

Acres39
SqFt Lot1,698,840
Lot FeaturesWooded, Additional Land Avail., Gentle Sloping, Level

Amenities & Appliances

Range • Dishwasher • Refrigerator

Neighborhood

Walk/Jog Trails • Highway Access • House of Worship • Public School

Geography

Floorplan Breakdown

Structural Layout

Second
Master BedroomBedroom 2Bedroom 3Bathroom 2Bathroom 3
First
Living RoomDining RoomKitchenBathroom 1
Living Room
Lvl First
Dining Room
Lvl First
Kitchen
Lvl First
Master Bedroom
Lvl Second
Bedroom 2
Lvl Second
Bedroom 3
Lvl Second
Bathroom 1
Lvl First

Bathroom - Half

Bathroom 2
Lvl Second

Bathroom - Full, Bathroom - Tiled With Shower Stall

Bathroom 3
Lvl Second

Bathroom - Full, Bathroom - With Tub

Property History

Price Drop
$599,000

Was $629,000

Aug 21, 2026

MLS® 73537200

Price Drop
$629,000

Was $659,000

Aug 3, 2026

MLS® 73537200

Listed
$659,000

Jun 18, 2026

MLS® 73537200

Listing Provided By

Listing Agent: Robin L. Delaney

Listing Office: Robin Delaney Real Estate

MLS® Number: 73537200