$825,000
SOLD AUG 18, 2025

99 Watertown St Unit 101 Watertown, MA 02472

Nonantum Neighborhood
3 Beds
1.5 Baths
1,334 Sq Ft
$155/mo HOA Fee

Recently Sold

$618 Per Sq Ft

7% Above List Price

5 Days on Market

Highlights

  • Property is near public transit
  • 1 Fireplace
  • 1 Car Detached Garage
  • Wood Flooring
  • Jogging Path
  • 2-minute walk to Casey (W.O. James P.) Park

About This Home

As of August 2025

Welcome home to this beautifully updated 3-bed 1.5-bath condo with modern finishes and timeles charm. No details were overlooked—from the quartz countertops and sleek cabinetry in the kitchen to the basket weave marble bathroom floor. The living room offers built-ins and a cozy gas fireplace,flowing into an open-concept dining area and a French doored sunroom—perfect for a home office! Three generously sized bedrooms, a private porch, a large shared backyard, one garage space and half of the unfinished basement offer plenty of storage or even gym space! Conveniently located near shopping, parks, the Charles River Greenway, restaurants and public transportation. This is the one you’ve been waiting for—it won’t last long!!

Last Agent to Sell the Property

Lauren Sleeth

William Raveis R.E. & Home Services Listed on: 06/25/2025

William Raveis R.E. & Home Services

Last Buyer's Agent

John Conroy

East Coast Realty, Inc.

Property Details

Home Type

  • Condominium

Est. Annual Taxes

  • $7,896

Year Built

  • Built in 1910

HOA Fees

  • $155 Monthly HOA Fees

Parking

  • 1 Car Detached Garage
  • Open Parking
  • Off-Street Parking

Home Design

  • Entry on the 1st floor
  • Frame Construction
  • Blown-In Insulation
  • Shingle Roof

Interior Spaces

  • 1,334 Sq Ft Home
  • 1-Story Property
  • 1 Fireplace
  • French Doors
  • Basement

Kitchen

  • Microwave
  • Dishwasher
  • Disposal

Flooring

  • Wood
  • Tile

Bedrooms and Bathrooms

  • 3 Bedrooms

Laundry

  • Laundry in unit
  • Dryer
  • Washer

Outdoor Features

  • Rain Gutters
  • Porch

Location

  • Property is near public transit

Utilities

  • Forced Air Heating and Cooling System
  • 1 Cooling Zone
  • 1 Heating Zone
  • Heating System Uses Natural Gas
  • 100 Amp Service

Listing and Financial Details

  • Assessor Parcel Number 847404

Community Details

Overview

  • Association fees include maintenance structure, ground maintenance, snow removal
  • 2 Units
  • 99 101 Watertown St. Condo Community

Amenities

  • Shops

Recreation

  • Park
  • Jogging Path
  • Bike Trail

Pet Policy

  • Call for details about the types of pets allowed

Property Details

Home Type

Condominium

Est. Annual Taxes

$7,896

Year Built

Built in 1910

Lot Details

0

HOA Fees

$155 per month

Parking

1

Listing Details

  • Property Type: Residential
  • Property Sub Type: Condominium
  • Structure Type: 2/3 Family
  • Year Built: 1910
  • Entry Level: 1
  • Year Built Details: Actual
  • Year Round: Yes
  • Special Features: None
  • Stories: 1

Interior Features

  • Flooring: Tile, Hardwood
  • Door Features: French Doors
  • Entry Location: Unit Placement(Street)
  • Fireplace YN: Yes
  • Fireplaces: 1
  • Appliances: Dishwasher, Disposal, Microwave, Refrigerator, Washer, Dryer
  • Total Bedrooms: 3
  • Full Bathrooms: 1
  • Half Bathrooms: 1
  • Total Bathrooms: 2
  • Total Bathrooms: 1.5
  • Master Bathroom Features: No
  • Laundry Features: In Unit
  • Basement: Y
  • Above Grade Finished Sq Ft: 1334
  • Living Area: 1334
  • Spa YN: No
  • Stories Total: 1
  • MAIN LO: M59500
  • LIST PRICE PER Sq Ft: 577.14
  • PRICE PER Sq Ft: 618.44
  • MAIN SO: NB1740
  • Insulation: Full, Blown In

Exterior Features

  • Exterior Features: Porch, Rain Gutters
  • Construction Materials: Frame
  • Home Warranty YN: No
  • Patio And Porch Features: Porch
  • Roof: Shingle
  • Waterfront YN: No

Garage/Parking

  • Garage Spaces: 1
  • Attached Garage YN: No
  • Carport Y N: No
  • Covered Parking Spaces: 1
  • Garage YN: Yes
  • Open Parking YN: Yes
  • Parking Features: Detached, Off Street, Paved
  • Total Parking Spaces: 2

Utilities

  • Sewer: Public Sewer
  • Utilities: for Gas Range
  • Cooling: Central Air
  • Heating: Central, Forced Air, Natural Gas
  • Cooling Y N: Yes
  • Electric: Circuit Breakers, 100 Amp Service
  • Heating YN: Yes
  • Water Source: Public
  • HEAT ZONES: 1
  • COOLING ZONES: 1

Condo/Co-op/Association

  • Association Fee: 155
  • Association Fee Frequency: Monthly
  • Community Features: Public Transportation, Shopping, Park, Walk/Jog Trails, Bike Path, Highway Access
  • Senior Community YN: No
  • UNIT BUILDING: 99
  • MANAGEMENT: Owner Association

Fee Information

  • Association Fee Includes: Maintenance Structure, Maintenance Grounds, Snow Removal

Lot Info

  • Parcel Number: 847404
  • Zoning: 1020
  • Farm Land Area Units: Square Feet
  • Lot Size Units: Acres
  • PAGE: 473

Rental Info

  • Pets Allowed: Yes w/ Restrictions

Tax Info

  • Tax Year: 2025
  • Tax Annual Amount: 7896
  • Tax Book Number: 69365

Multi Family

  • Number Of Units Total: 2
  • Basement Included Sq Ft: No
  • NO UNITS OWNER OCC: 2

Ownership History

Date Name Owned For Owner Type

Purchase Details

Listed on
Jun 25, 2025
Closed on
Aug 15, 2025
Sold by
Collins John and Collins Madeline
Bought by
Siegler Jayda and Siegler Charles
Seller's Agent
Lauren Sleeth
William Raveis R.E. & Home Services
Buyer's Agent
John Conroy
East Coast Realty, Inc.
List Price
$769,900
Sold Price
$825,000
Premium/Discount to List
$55,100
7.16%
Views
21

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
-53.23%
Original Mortgage
$783,750
Outstanding Balance
$783,750
Interest Rate
6.67%
Mortgage Type
New Conventional
Estimated Equity
-$7,405

Purchase Details

Listed on
Mar 26, 2021
Closed on
Apr 30, 2021
Sold by
Deale Sean M
Bought by
Collins John and Collins Madeline
Seller's Agent
Judy Korzenowski
Coldwell Banker Realty - Newton
Buyer's Agent
Hickman - Coen Home Team
William Raveis R. E. & Home Services
List Price
$749,000
Sold Price
$700,000
Premium/Discount to List
-$49,000
-6.54%

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
3.89%
Original Mortgage
$630,000
Interest Rate
3%
Mortgage Type
Purchase Money Mortgage

Purchase Details

Listed on
Apr 20, 2017
Closed on
May 31, 2017
Sold by
Campbell Timothy J and Campbell Angela L
Bought by
Deale Sean M
Seller's Agent
George Mavrogiannidis
Coldwell Banker Realty - Belmont
Buyer's Agent
Judy Korzenowski
Coldwell Banker Realty - Newton
List Price
$539,900
Sold Price
$600,000
Premium/Discount to List
$60,100
11.13%

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
4.01%
Original Mortgage
$450,000
Interest Rate
3.97%
Mortgage Type
New Conventional

Purchase Details

Listed on
Nov 4, 2011
Closed on
Feb 10, 2012
Sold by
Abdolmohammadi Mohammad J
Bought by
Campbell Timothy J
Seller's Agent
Maria Papadopoulos
Coldwell Banker Realty - Belmont
Buyer's Agent
Sandy Rosen
Barrett Sotheby's International Realty
List Price
$389,900
Sold Price
$380,000
Premium/Discount to List
-$9,900
-2.54%

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
8.98%
Original Mortgage
$361,000
Interest Rate
3.96%
Mortgage Type
New Conventional

Purchase Details

Closed on
Jun 16, 2011
Sold by
Bolduc Ft and Bolduc
Bought by
Abdolmohammadi Mohammad J

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$361,125
Interest Rate
4.74%
Mortgage Type
Purchase Money Mortgage

Purchase Details

Closed on
Feb 21, 2007
Sold by
Bolduc Ernest J
Bought by
Bolduc Ft and Bolduc
Source: Public Records

Range of Values:

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Average Value
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List Price
Sold Price
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Home Values in the Area

Source: Public Records

Average Home Value in this Area





Source: Public Records

Purchase History

Date Type Sale Price Title Company
Deed $700,000 --
Not Resolvable $700,000 None Available
Not Resolvable $600,000 --
Deed $380,000 --
Deed $380,000 --
Deed $481,500 --
Deed $481,500 --
Deed -- --
Deed -- --
Source: Public Records

Mortgage History

Date Status Loan Amount Loan Type
Open $783,750 New Conventional
Previous Owner $630,000 Purchase Money Mortgage
Previous Owner $450,000 New Conventional
Previous Owner $361,000 New Conventional
Previous Owner $361,125 Purchase Money Mortgage
Source: Public Records

Property History

Date Event Price Change Sq Ft Price
08/18/2025 08/18/25 Sold $825,000 +7.2% $618 / Sq Ft
06/30/2025 06/30/25 Pending -- -- --
06/25/2025 06/25/25 For Sale $769,900 +10.0% $577 / Sq Ft
04/30/2021 04/30/21 Sold $700,000 -6.5% $525 / Sq Ft
04/03/2021 04/03/21 Pending -- -- --
03/26/2021 03/26/21 For Sale $749,000 +24.8% $561 / Sq Ft
05/31/2017 05/31/17 Sold $600,000 +11.1% $450 / Sq Ft
04/26/2017 04/26/17 Pending -- -- --
04/20/2017 04/20/17 For Sale $539,900 +42.1% $405 / Sq Ft
02/10/2012 02/10/12 Sold $380,000 -2.5% $263 / Sq Ft
12/16/2011 12/16/11 Pending -- -- --
12/16/2011 12/16/11 For Sale $389,900 +2.6% $270 / Sq Ft
12/15/2011 12/15/11 Off Market $380,000 -- --
11/04/2011 11/04/11 For Sale $389,900 -- $270 / Sq Ft
Source: MLS Property Information Network (MLS PIN)

Tax History Compared to Growth

Source: Public Records

Tax History

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2025 $7,896 $676,000 $0 $676,000
2024 $8,478 $724,600 $0 $724,600
2023 $9,057 $666,900 $0 $666,900
2022 $8,854 $668,200 $0 $668,200
2021 $7,987 $652,000 $0 $652,000
2020 $7,720 $635,900 $0 $635,900
2019 $7,112 $552,200 $0 $552,200
2018 $5,873 $436,000 $0 $436,000
2017 $5,649 $406,700 $0 $406,700
2016 $5,564 $406,700 $0 $406,700
2015 $5,726 $381,000 $0 $381,000
2014 $5,317 $355,400 $0 $355,400
Source: Public Records

Agents Affiliated with this Home

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Map

Source: MLS Property Information Network (MLS PIN)

MLS Number: 73396222

MLS Property Information Network (MLS PIN)

APN: WATE-000124-000008-000012