9 Locke St, Andover MA 01810

Andover, MA 01810

$2,395,000

Est. $14,408/month

Beds

Baths

5,660

Sq Ft

$423

Price/Sq Ft

0.24

Acres

1897

Year Built

Single Family Residence

Type

6 hours 25 minutes

Time on Market

Active Listed Apr 15, 2026 • MLS# 73501977 Copied!

About this home

OWN A RARE PIECE OF ANDOVER HISTORY, “THE SPHINX HOUSE”! Located in downtown, two blocks from Phillips Academy, this distinguished Victorian blends timeless character with comfortable, livable elegance. Offering 5 beds, 4 full & 2 half baths across 5,660+ SF, the home features hardwood floors, crown molding, and a seamless layout for everyday living and entertaining. The sun-filled main level showcases a fireplaced living room, open dining area, family room, private office, and a new custom kitchen with cabinetry, quartz counters, oversized island, Wolf oven, and Sub-Zero fridge. Upstairs, the primary suite offers a walk-in closet and spa-like bath. Set on a .24-acre lot with a detached 3-car garage with EV charger, featuring finished upper-level space with kitchen, living area, bedroom, and full bath for flexible use. See attached document for list of updates and improvements. DON’T MISS THIS UNIQUE OPPORTUNITY!

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Property Overview

Property Type

Single Family Residence

Listing Type

For Sale

Year Built

1897

Bedrooms

Full Bathrooms

Half Bathrooms

Living Area

5,660 sq ft

Total Rooms

Facts & Features

3 Car Garage

Central AC

Home Facts

Type Residential

Style Single Family Residence

Year Built 1897

Living Area 5,660 sq ft

Lot Size 0.24 acres

Bedrooms 5

Full Baths 4

Half Baths 2

Total Rooms 14

Interior

Heating Forced Air, Natural Gas

Cooling Central Air

Flooring Tile, Hardwood, Flooring - Hardwood, Flooring - Stone/ceramic Tile

Appliances Gas Water Heater, Range, Oven, Dishwasher, Disposal, Microwave, Refrigerator, Freezer

Fireplace Living Room

Fireplaces 1

Basement Full, Partially Finished

Laundry Flooring - Hardwood, Recessed Lighting, Second Floor

Features Lighting - Pendant, Crown Molding, Recessed Lighting, Bathroom - Half, Lighting - Sconce, Closet, Lighting - Overhead, Office, Bonus Room, Bathroom, Foyer

Exterior

Construction Frame

Architecture Victorian

Roof Shingle

Features Porch

Pool None

Spa None

Fencing None

Patio/Porch Porch

Parking

Garage Spaces 3

Has Garage Yes

Features Detached, Paved Drive, Off Street

Total Spaces 11

Utilities

Electric None

Water Public

Sewer Public Sewer

Gas None

Other None

Financial

Annual Tax $25,169

Assessed Value $2,015,100

Interior Features

Flooring: Tile, Hardwood, Flooring - Hardwood, Flooring - Stone/Ceramic Tile

Appliances: Gas Water Heater, Range, Oven, Dishwasher, Disposal, Microwave, Refrigerator, Freezer

Interior Features: Lighting - Pendant, Crown Molding, Recessed Lighting, Bathroom - Half, Lighting - Sconce, Closet, Lighting - Overhead, Office, Bonus Room, Bathroom, Foyer

Windows: Window(s) - Picture

Basement: Full, Partially Finished

Laundry: Flooring - Hardwood, Recessed Lighting, Second Floor

Security:

Construction & Materials

Style: Victorian

Year Built: 1897

Structure Type:

Exterior Materials: Frame

Roof: Shingle

Foundation: Stone

Heating, Cooling & Utilities

Heating: Forced Air, Natural Gas

Cooling: Central Air

Hot Water:

Water Source: Public

Sewer: Public Sewer

Energy Features:

Exterior & Lot

Exterior Features: Porch

Patio & Porch: Porch

Fencing:

Other Structures:

Lot Features:

Road Surface:

Parking & Garage

Garage Spaces: 3

Total Parking Spaces: 11

Parking Features: Detached, Paved Drive, Off Street

Special Features

Fireplaces: 1

Fireplace Type: Living Room

Community Amenities: Public Transportation, Shopping, Park, Walk/Jog Trails, Golf, Medical Facility, Conservation Area, Highway Access, House of Worship, Private School, Public School, T-Station

Location

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Neighborhood

9 Locke St, Andover MA 01810

Andover, MA 01810

Walkability

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Home Price

Down Payment

Down: $0

Interest Rate

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Monthly Payment Breakdown

Principal & Interest $0

Property Tax $2,097

Homeowners Insurance $200

PMI (if <20% down) $0

Loan Summary

Total of 360 payments $0

Total principal paid $0

Total interest paid $0

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Payment Over Time

Interest

Principal

Year 1

95% Interest

Year 15

50/50

Year 30

95% Principal

* Estimates only. Actual payments may vary. Consult with a lender for accurate figures.

Property History

Market Insights

41.8%

Price Range

Previous Sales

Property Timeline

🏠

Listed for Sale

Apr 15, 2026

$2,395,000

Original listing

Agent: Team Lillian Montalto Office: Lillian Montalto Signature Properties

Previous Transaction - MLS #71886943

Full transaction history available when tracking began

🏷️

Previously Sold

Aug 12, 2015

$1,500,000

MLS #71886943

View Listing →

Previous Transaction - MLS #71797633

Full transaction history available when tracking began

🏷️

Previously Sold

May 13, 2015

$1,395,000

MLS #71797633

View Listing →

Date	Event	Price	Change	$/sqft	Details
04/15/2026	🏠 Listed for Sale	$2,395,000	-	-	Original listing
08/12/2015	🏷️ Previously Sold	$1,500,000	-	-	MLS #71886943
05/13/2015	🏷️ Previously Sold	$1,395,000	-	-	MLS #71797633

Price & Status History

Date	Event	Price	Change
Apr 15, 2026	New Listing Added	$2,395,000	—
Aug 12, 2015	Sold	$1,500,000	—
May 13, 2015	Sold	$1,395,000	—

Market Statistics

Time on Market

6 hours 25 minutes

Price per Sq Ft

$423

Tax History

Year	Taxes	Assessment
2025	$25,169	$2,015,100

Financial Details

Annual Property Tax

$25,169

Tax Year 2025

Assessed Value

$2,015,100

Listing Information

Listing Agent Team Lillian Montalto

Listing Office Lillian Montalto Signature Properties

Agent MLS ID TM338007

Office MLS ID G62122

Listing Data Updated Apr 15, 2026 4:31 PM EDT

Listing information is deemed reliable but not guaranteed. Data provided by MLS Property Information Network, Inc. All information should be independently verified.

Elementary Schools

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Monthly Payment Breakdown

Loan Summary

Listed for Sale

Previous Transaction - MLS #71886943

Previously Sold

Previous Transaction - MLS #71797633

Previously Sold

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9 Locke St, Andover MA 01810

About this home

Property Overview

Facts & Features

Home Facts

Interior

Exterior

Parking

Utilities

Financial

Interior Features

Construction & Materials

Heating, Cooling & Utilities

Exterior & Lot

Parking & Garage

Special Features

Location

Neighborhood

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Elementary Schools

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High Schools

Monthly Payment Calculator

Monthly Payment Breakdown

Loan Summary

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Property History

Market Insights

Property Timeline

Listed for Sale

Previous Transaction - MLS #71886943

Previously Sold

Previous Transaction - MLS #71797633

Previously Sold

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