For sale

$3,950,000

Est. $23,871/mo —

•

7,080

sq ft

9 Hi River Rd, Marstons Mills, MA 02648

About this home

Casa Blanca Farm - An Iconic Cape Cod Estate. Beyond the stately columned entrance and winding cobblestone drive, this extraordinary estate unfolds across nearly five breathtaking acres. Masterfully renovated and meticulously redesigned, the residence blends timeless architecture with exceptional craftsmanship and sophisticated design. Sun-filled interiors showcase custom millwork, designer lighting, exquisite finishes and beautifully proportioned spaces, anchored by a spectacular chef's kitchen designed for effortless entertaining. Outside, a private resort awaits with a gunite pool, built-in spa, elegant white limestone terraces, expansive patios and sweeping manicured grounds. The completely rebuilt lower level is an entertainer's dream, featuring a second full kitchen, custom bar, expansive great room, private cigar lounge, game room and state-of-the-art theater. Minutes from Osterville Village, golf, boating and beaches, Casa Blanca Farm is a remarkable private estate where luxury, privacy and Cape Cod living come together beautifully.

Single-familyProperty Type

2000Year Built

4.96 acresLot Size

$558Price/Sq.Ft.

2 garage spacesParking

Listed by Livia Freitas Monteforte • Compass

Listed by • Compass

Listing updated: Sep 14, 2026 at 03:07am

Redfin checked: 2 minutes ago

•Source:MLS PIN #73575553

Payment calculator

$23,871 per month

Principal and interest$21,825

Property taxes

$1,223

HOA dues

Home insurance

$823

Utilities

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Open houses

No upcoming open houses.

Nearby open houses (10)

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9 E Harbor Cir, Teaticket, MA 02536
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3 beds3.5 baths2,821 sq ft
46 Tara Ter, Bourne, MA 02532
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$899,000
3 beds2.5 baths3,412 sq ft
893 Osterville West Barnstable, Marstons Mills, MA 02648
OPEN TODAY, 11AM TO 1PM3D WALKTHROUGH
$520,000
3 beds1 bath1,117 sq ft
21 Nohono Rd, Mashpee, MA 02649
OPEN TODAY, 11AM TO 12:30PM
$649,000
2 beds2 baths1,423 sq ft
5 Riverview Ave Unit G, Mashpee, MA 02649
OPEN TODAY, 11AM TO 1PM
$775,000
5 beds2.5 baths1,867 sq ft
42 Wyman Ave, Monument Beach, MA 02553
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$815,000
2 beds1.5 baths1,260 sq ft
64 Park Ave, West Yarmouth, MA 02673
OPEN TODAY, 11:30AM TO 1:30PM
$949,900
3 beds2 baths1,362 sq ft
29 Winchester Ave E #29, West Yarmouth, MA 02673
OPEN TODAY, 1PM TO 3PM
$1,997,000
4 beds5.5 baths3,760 sq ft
182 Hooppole Rd, Mashpee, MA 02649
OPEN SUN, 12PM TO 2PM
$795,000
3 beds2.5 baths1,632 sq ft
60 Shorewood Dr, Mashpee, MA 02649

Around this home

Schools

K - 12
Preschool & daycare

West Villages Elementary School

Public K-3 • Assigned • 1.7mi

8/10

Barnstable Intermediate School

Public 6-7 • Assigned • 5.1mi

4/10

Barnstable High School

Public 8-12 • Assigned • 5.1mi

3/10

Provided by GreatSchools

About Marstons

Mills

Marstons Mills, located between Osterville and Cotuit, is a residential and village-style Barnstable neighborhood with kettle-pond landscapes and pine-oak woodlands. The neighborhood’s character concentrates around the Route 149 and Main Street area, where a small cluster of local shops and everyday services meets steady Cape traffic. Housing leans toward classic Cape and ranch forms on leafy lots, with winding roads that track old village lines. Burgess House Bakery anchors mornings with a local rhythm, while the Marstons Mills Public Library adds a civic, small-town note. Outdoor time centers on nearby ponds and conservation paths, with a quieter, inland Cape feel.

Provided by Walk Score and Local Logic

Offer insights

9 Hi River Rd · $3,950,000

Strong offer

$3.93M and above

75% chance or better to win

Why $3.93M+ is a strong offer

DAYS ON MARKET

The average home goes pending in 32 days.

SALE-TO-LIST

Most homes are selling 2% below list price.

About offer insights

Property details

Interior
Exterior
Finance

Kitchen

Bathroom

Bedroom

Living

Dining

Interior features
10 total rooms
Full walk-out basement with interior entry
Master bathroom present
2 fireplaces

Bathrooms
3 full bathrooms
2 half bathrooms

Kitchen
Gas water heater

Heating & cooling
Central heating (forced air, natural gas)
Central air conditioning

Sale and tax history for 9 Hi River Rd

Sale History
Tax History

Date

Event

Price

MLS PIN #73575553

Sep 10, 2026

Listed

$3,950,000

$558/sq ft

CCIMLS #21904036

Dec 4, 2019

Sold

$760,000

$107/sq ft

Sep 19, 2019

Pending

—

Aug 14, 2019

Price Changed

$825,000

$117/sq ft

Jun 2, 2019

Listed

$875,000

$124/sq ft

+29

Looking for a possible family compound, horse farm, or just quiet enjoyment in the woods? This property encompasses 4,500 sq.ft of living area, with a wonderful combination of both formal and casual living areas, four bedroom, three full baths, a half bath and first floor laundry room. There is an additional 2,500 sq ft, heated and unfinished, in the lower walkout level, perfect for an inlaw apartment or just additional living space. Features include 9 ft. ceiling heights, spacious open floor plan, huge great room w/cathedaral ceiling, first floor master suite, a bright and airy sunroom off the kitchen, brand new SS apliances, and tons of closet space throughout. There is a beautiful covered porch in the front and a large back deck, as well as an oversized two car garage. All this, privately sited on five acres, surrounded by mature oaks and pines. Come make this custom one of a kind Cape Cod property your own! Included is an additional half acre, detached, riverfront parcel.

MLS PIN #72510602

Dec 4, 2019

Sold

$760,000

$107/sq ft

Sep 19, 2019

Pending

—

Aug 14, 2019

Price Changed

$825,000

$117/sq ft

May 31, 2019

Listed

$875,000

$124/sq ft

+24

CCIMLS #21900544

May 18, 2019

Listing Removed

—

Jan 29, 2019

Listed

$949,000

$134/sq ft

Public Records

Oct 13, 1994

Sold

$80,000

$11/sq ft

Year

Property tax

Land + Additions

Assessment*

2023

$11,660 (+1.2%)

$216,700 + $1,181,400

$1,398,100

2022

$11,519 (+19.3%)

$175,200 + $1,019,700

$1,194,900

2021

$9,656 (−1.7%)

$175,200 + $745,300

$920,500

2020

$9,826 (+7.5%)

$141,500 + $755,000

$896,500

2019

$9,137 (+11.8%)

$141,500 + $668,500

$810,000

2018

$8,170 (+8.6%)

$148,900 + $579,300

$728,200

2017

$7,521 (+3.4%)

$148,900 + $550,100

$699,000

2015

$7,275

$152,300 + $518,200

$670,500

Public record

Beds

Baths

3.5

Stories

Lot width

—

Lot depth

—

Lot size

4.96 Acres

Year renovated

—

Finished Sq. Ft.

4,490

Unfinished Sq. Ft.

—

Total Sq. Ft.

4,490

Year built

2000

Style

Single Family Residential

County

Barnstable County

APN

2227447

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 19, 2023.

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

4/10 Heat Factor

7 days above 90° expected this year, 17 days in 30 years

8/10 Wind Factor

80% 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

Marstons Mills, MA • 02648

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

90/ 100

Exceptional sunlight

Sunscore

There appears to be minimal shading by surrounding buildings, terrain, and vegetation.

9.7 hrs

5.7 hrs

JuneDecember

Provided by Shadowmap

Redfin Estimate for 9 Hi River Rd

$3,739,120

$211K under list price of $3.95M

Nearby comparable homes

The Redfin Estimate uses 5 recent nearby sales, priced between $675K to $1.7M.

SOLD APR 17, 2026
$1,737,500 Last sold price
3 beds4.5 baths2,908 sq ft
23 Middle Pond Path, Marstons Mills, MA 02648
$39/sq ft
smaller lot
11 years older
SOLD MAR 3, 2026
$1,275,000 Last sold price
4 beds3.5 baths4,056 sq ft
34 Mistic Dr, Marstons Mills, MA 02648
$244/sq ft
smaller lot
19 years older
SOLD MAY 28, 2026
$674,900 Last sold price
3 beds2 baths1,544 sq ft
25 Kerry Dr, Marstons Mills, MA 02648
$121/sq ft
smaller lot
4 years older
SOLD JUN 26, 2026
$711,500 Last sold price
3 beds2.5 baths1,904 sq ft
54 Frazier Way, Marstons Mills, MA 02648
$184/sq ft
smaller lot
2 years older
SOLD OCT 2, 2026
$950,000 Last sold price
3 beds3 baths3,169 sq ft
180 School St, Marstons Mills, MA 02648
$258/sq ft
smaller lot
10 years older

Rental earnings

Est. $4,421 per month, based on comparable rentals

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(617) 397-3327

Early Access listings

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Details provided by MLS PIN and may not match the public record. Learn more.

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Payment calculator

Affordability tools

See this home in person

Nearby open houses (10)

Around this home

Schools

Offer insights

Property details

Sale and tax history for 9 Hi River Rd

Public record

Climate risks

Historical weather

Sun exposure

Redfin Estimate for 9 Hi River Rd

Early Access listings

Nearby similar homes

New listings for sale in 02648

More real estate resources