See Home Value
$7,985,000
● House - Off Market

18 Ash Street

Cambridge, MA 02138
bedrooms
5 Beds
bathrooms
5 Baths, 1 Half Bath
square feet
5,376 Ft²
$43,715
Est. Monthly
0.07%
Cap Rate

About This Property

A truly extraordinary opportunity to acquire a distinct, tastefully renovated & discreet oasis hidden in Harvard Square. This magical property sits on 2 parcels of verdant land which have been beautifully landscaped with a pool, koi pond and gardens. Lavish amenities throughout the home include custom millwork & stonework, a dumbwaiter, catering area, 28' family room, 6 fireplaces, offices, radiant heat, 2-car garage with electric car charging, and much more.. The resort-like primary suite showcases 2 walk-in closets, separate bathrooms connected by a marble double-steam shower, and bifold doors to the 30' deck with a descending spiral staircase. The meticulously maintained & artfully landscaped grounds boast a flourishing greenhouse, koi pond, heated pool, cabanas, and patios.
Unit Size
5,376 Ft²
Days on Market
-
Land Size
0.33 acres
Price per sqft
$1,488
Property Type
House
Property Taxes
$4,433
HOA Dues
-
Year Built
1854

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Last updated: 2 years ago (MLSPIN #73290609)

Price History

Date / Event Date Event Price
May 29, 2025 Sold
Sold
May 19, 2025 In contract -
In contract
May 7, 2025 Price Decreased $8,000,000
↓ $3M (23.8%)
Price Decreased
Feb 13, 2025 Price Decreased $10,500,000
↓ $2M (12.5%)
Price Decreased
Sep 16, 2024 Listed $12,000,000
Listed
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Property Highlights

Garage
Parking Available
Air Conditioning
With View
Fireplace

Building Info

Overview

    General

  • Year Built: 1854
  • Effective Year Built: 1854
  • Building Count: 1
  • Total Rooms: 11
  • Bedroom Count: 6
  • Bathroom Count: 4
  • Full Bathrooms: 3
  • Partial Bathrooms: 4
  • Building Condition: 3
  • Building Quality: 0
  • Construction Type: 2
  • Building Style: 23
  • Exterior Walls Type: 18
  • Interior Walls Type: 0
  • Roof Shape Type: 1
  • Roof Cover Type: 6
  • Floor Count: 200
  • Living Units: 1
  • Floor Cover: 0
  • Basement Type: 7
  • Basement Area: 1,392
  • Garage Type: 7
  • Parking Space Count: 2
  • Patio Type: 0
  • Porch Type: 0
  • Pool Type: 8

    Dimensions

  • Lot Size Square Feet: 9,983
  • Total Building Area: 3,996
  • Gross Building Area: 6,491
  • Building Area: 3,996
  • Building Area Measurement: L

    Heating and Cooling

  • Fireplace Count: 1
  • Air Conditioning: 13
  • Heating: 10
  • Heated Square Feet: 3,996
  • Heating Fuel Type: 6

    Utilities

  • Sewer System: 0
  • Water Service: 0

Building

  • Building Type: 0
  • Property Class: R
  • Land Acres: 0000000229
  • Standard Land Use Code: 1001
  • County Land Use Code: 101

Neighborhood

  • School District Name: Cambridge School District
  • Census Tract: 354100

Zoning

  • Zoning: B

Geography

  • Parcel: CAMB M:00167 L:00028
  • Lot: 28
  • Municipality: CAMBRIDGE
  • Latitude: 42.3746
  • Longitude: -71.1247

    Address

  • Full Address: 18 Ash St
  • Address - House Number: 18
  • Address - Street Name: Ash
  • Address - Suffix Type: St
  • State: MA
  • City Name: Cambridge
  • Carrier Code: C013
  • 4-Digit Zip Code: 4832
  • Zip Code: 02138

Valuation

    Tax

  • Tax Year: 2024
  • Tax Amount: $3,364,100

    Appraisal Valuation

  • Standard Deviation: 0.2171
  • Valuation Date: Feb 07, 2024
  • Confidence Score: 70
  • Final Value: 3,792,487
  • High Value: 4,616,007
  • Low Value: 2,968,966

    Assessments Valuation

  • Assessed Year: 2024
  • Assessed Total Value: $5,682,600
  • Assessed Land Value: $2,285,300
  • Assessed Improvements Value: $3,397,300

    Sales

  • Current Sale Contract Date: Oct 11, 2023
  • Current Sale Recording Date: Nov 15, 2023
  • Current Sale Price:
  • Current Sale Document Type: O
  • Current Sale Input Document Number: 130683
  • Previous Sale Recording Date: Sep 07, 2001
  • Previous Sale Amount: $1,585,000
  • Previous Sale Document Type: 27
Data used for valuation calculations is provided by RealtyHop, and other third party sources

Comparables

Unit
Status
Type
Beds
Baths
ft²
Price/ft²
Asking Price
Listed On
Closing Price
Sold On
HOA + Taxes

About Harvard Square


Similar Homes for Sale

Currently no similar homes around

Nearby Rentals

Unit for rent at 10 Magazine Street, Cambridge, MA, 02139

$4,735 /mo

  • 3 Beds
  • 2 Baths
  • 974 ft²
10 Magazine Street #The Porter, Cambridge, MA, 02139 Listing by Equity Residential


Frequently Asked Questions

When was property at 18 Ash Street built and last sold?
The property at 18 Ash Street was built in 1854 and last sold on Oct 11, 2023 for $13,500,000.
How much is this home worth?
The estimated value of the home located at 18 Ash Street is $8,080,000.
What are some comparable homes to 18 Ash Street?
There are currently no comparable homes to 18 Ash Street.