OFF MARKET
Google street view image for 637 Mason Rd, Ashby, MA 01431
Off market
$865,595
3
bd
•
2.5 ba
•
2,602
sq ft

637 Mason Rd, Ashby, MA 01431

map-entry

About this home

637 Mason Rd is a 2,602 square foot house on a 1.84 acre lot with 3 bedrooms and 2.5 bathrooms. Based on Redfin's Ashby data, we estimate the home's value is $865,595.
Single-familyProperty Type
2022Year Built
1.84 acresLot Size
$333Est. Price/Sq.Ft.
Source:Public Records

Redfin Estimate

$865,595
$2,000 since October

This home's estimate is 43.9% higher than the average sale price ($602K) of 5 comparable homes.

Claim this home to receive a free report every month with insights on the changing estimate.

Earn from this home

Sell
$821,696
Est. take-home

List your home with Redfin and save $4,328

Rent
$3,426/mo
Redfin rental estimate

List your home for rent

Market trends in 01431, MA

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price
98.9%

+3.1% MoM

Median sale price
$420K

$103K MoM

Avg. days on market
76d

14 days MoM

Recently sold homes
11

1 MoM

New listings for sale

Provided by Redfin

Sale history for 637 Mason Rd

As the MLS and public records start to fill up, we'll list the details here.

Tax history for 637 Mason Rd

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Property details

Around this home

Schools

Ashby Elementary School

Public K-4 • Assigned • 1.7mi

6/10
Hawthorne Brook Middle School

Public 5-8 • Assigned • 5.1mi

5/10
North Middlesex Regional High School

Public 9-12 • Assigned • 7.6mi

6/10
Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

3/10 Heat Factor

7 days above 94° expected this year, 16 days in 30 years

5/10 Wind Factor

23% chance of strong winds in next 30 years

2/10 Air Factor

1 unhealthy days expected this year, 1 days in 30 years

Provided by First Street

Historical weather

Ashby, MA • 01431
Average low and high temperatures (°F)
29°
14°
32°
16°
47°
27°
57°
37°
66°
47°
77°
57°
82°
62°
79°
56°
73°
51°
60°
41°
48°
32°
34°
19°
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Sun exposure

Try the sun simulator tool to see how light moves across the property at different times of day and year.

Provided by Shadowmap
Estimated sale price
$823,000 – $996,000

Reach more buyers when you sell with Redfin. Save up to $8,656 in fees. 3 minutes to get started.

Need the cash from your home fast? Sell to .

Nearby similar homes

$299,900
1 bed— baths500 sq ft
64 Lake Haven Ln, Ashburnham, MA 01430
Waterfront land • Auxiliary structure • Waterfront access
$559,900
3 beds2 baths1,400 sq ft
134 Rindge State Rd, Ashburnham, MA 01430
Log home • 12.5 acres • Large kitchen
$510,000
4 beds1.5 baths1,666 sq ft
46 Country Rd, Lunenburg, MA 01462
Country kitchen • Circuit breakers • 1.53 acre lot
OPEN SUN, 12PM TO 1:30PM
$550,000
3 beds2 baths1,703 sq ft
43 Billings Rd, Fitchburg, MA 01420
Newer construction • Custom built • Convenient location
FOR SALE BY OWNER
$529,000
3 beds2 baths1,956 sq ft
436 Wares Rd, Ashby, MA 01431
Wooded lot • Raised deck • Wood stove
$439,900
2 beds2.5 baths1,864 sq ft
811 Chase Rd, Lunenburg, MA 01462
Single-level living • Flexible layout • Hardwood floors

New listings for sale in 01431

FOR SALE BY OWNER
$529,000
3 beds2 baths1,956 sq ft
436 Wares Rd, Ashby, MA 01431
Wooded lot • Raised deck • Wood stove
$599,000
4 beds2.5 baths2,128 sq ft
191 Allen Rd, Ashby, MA 01431
New construction • Private bath • Central ac

Home values near 637 Mason Rd

Data from public records.

More real estate resources

Download the Redfin App on the Apple App Store
Download the Redfin App from the Google Play Store

Join us

Become an Agent
Get referrals
Careers

Find homes faster

Download the Redfin App on the Apple App Store
Download the Redfin App from the Google Play Store

About us

Why Redfin?
Community Impact
Inclusion
Culture
Press
Investors
Blog
Real Estate News

Find us

Contact Us
Help Center
Advertise

Subsidiaries

Rent.
ApartmentGuide

Affiliated Business

Rocket Close
Rocket Mortgage

Countries

US flagUnited States

Canadian flagCanada

Copyright: © 2026 Redfin. All rights reserved.

Updated September 2025: By searching, you agree to the Terms of Use, and Privacy Policy.

Do not sell or share my personal information.

REDFIN and all REDFIN variants, WALK SCORE, and the R logos, are trademarks of Redfin Corporation, registered or pending in the USPTO.

Redfin Brokerage Licenses

California DRE #01521930

Redfin is licensed to do business in New York as Redfin Real Estate. NY Standard Operating Procedures

New Mexico Real Estate Licenses

TREC: Info About Brokerage Services, Consumer Protection Notice

All mortgage lending products and information are provided by Rocket Mortgage, LLC | NMLS #3030; www.NMLSConsumerAccess.org. Licensed in 50 states. This site is not authorized by the New York State Department of Financial Services for mortgage solicitation or loan applications activities related to properties located in the State of New York.

Redfin Corporation is an affiliated business of Rocket Limited Partnership. Each company, and their subsidiaries, are separate legal entities operated and managed through its own management and governance structures.

If you are using a screen reader, or having trouble reading this website, please call Redfin Customer Support for help at 1-844-759-7732.

REDFIN IS COMMITTED TO AND ABIDES BY THE FAIR HOUSING ACT AND EQUAL OPPORTUNITY ACT. READ REDFIN'S FAIR HOUSING POLICY AND THE NEW YORK STATE FAIR HOUSING NOTICE.

GreatSchools Ratings provided by GreatSchools.org.