NOT LISTED FOR SALE

Estimated Value: $1,784,000 - $1,905,714

4 Beds
3 Baths
2,896 Sq Ft
$639/Sq Ft Est. Value

Sale Details

Date Sold: November 21, 2025

Last sale price $1,750,000 $604 Per Sq Ft

Est. 6% increase in value since last sale

Current estimated payment $11,362 / mo

200 Days on Market

Highlights

  • Contemporary Architecture
  • Breakfast Area or Nook
  • Soaking Tub
  • P.S. 81 - Robert J. Christen Rated A-
  • Stainless Steel Appliances
  • Forced Air Heating and Cooling System

About This Home

As of November 2025

Welcome to 11 Sigma Place, a spectacular 4 bedroom, 3 bathroom single-family residence tucked away in one of Riverdale’s most private and sought after neighborhoods. This one of a kind modern home offers an exceptional blend of indoor comfort and outdoor luxury, with breathtaking views of the Hudson River and Palisades. As you arrive via the cobblestone driveway, the main entry welcomes you into a foyer, positioned next to the dining area featuring a pass through window connected to the kitchen, perfect for keeping an eye on kids or entertaining while cooking. The gourmet chef's kitchen features granite countertops, custom cabinetry with glass upper windows, a large center island with a built-in stovetop, and a matte black vent hood that adds architectural interest. A sunny breakfast nook and direct access to an outdoor terrace make this level ideal for everyday living and social gatherings. Upstairs, you'll find two well appointed bedrooms and a modern full bathroom. The highlight of this floor is the expansive second living room, filled with natural light from a wall of windows and enhanced by a statement column feature. On the top level, you’ll find the private primary suite with a dedicated loft workspace accessible via a charming spiral staircase, and access to a spa-like main bathroom located just outside the room. The bathroom is outfitted with marble tiling, a dual vanity, a jacuzzi tub, and a separate glass shower, gifting a luxurious escape at the end of your day. An additional fourth bedroom on this level adds to the home's flexibility for guests, family, or office use. The ground level includes a private garage, abundant storage space, a versatile open room perfect for a playroom, gym, or media den, and a full bathroom, ideal for guests. The home’s outdoor space is equally impressive. A large terrace from the living room overlooks the above ground swimming pool, while the wraparound deck offers space for summer gatherings, lounging, and enjoying sunsets. Multiple green areas invite gardening, play, or serene relaxation, while a private driveway provides access to the garage and extra parking. Don’t miss the chance to own this dream home tucked away in one of Riverdale’s most desirable and peaceful corners, whole close to NYC, Metro-North, local schools, parks, and shops. A rare opportunity to enjoy modern living with nature, space, and comfort all in one, schedule a visit today!

Last Agent to Sell the Property

Chintan Trivedi

RE/MAX In The City Brokerage Phone: 929-222-4200 License #10311203986 Listed on: 03/17/2025

RE/MAX In The City

Last Buyer's Agent

Chintan Trivedi

RE/MAX In The City Brokerage Phone: 929-222-4200 License #10311203986 Listed on: 03/17/2025

RE/MAX In The City

Home Details

Home Type

  • Single Family

Est. Annual Taxes

  • $17,509

Year Built

  • Built in 1970

Lot Details

  • 5,018 Sq Ft Lot

Parking

  • 1 Car Garage

Home Design

  • 2,896 Sq Ft Home
  • Contemporary Architecture
  • Frame Construction

Kitchen

  • Breakfast Area or Nook
  • Dishwasher
  • Stainless Steel Appliances

Bedrooms and Bathrooms

  • 4 Bedrooms
  • 3 Full Bathrooms
  • Soaking Tub

Schools

  • Ps 81 Robert J Christen Elementary School
  • Riverdale/Kingsbridge Middle School
  • Riverdale/Kingsbridge High School

Utilities

  • Forced Air Heating and Cooling System
  • Cable TV Available

Additional Features

  • Finished Basement

Listing and Financial Details

  • Assessor Parcel Number 05947-0425

Home Details

Home Type

Single Family

Est. Annual Taxes

$17,509

Year Built

Built in 1970

Lot Details

5,018 Sq Ft Lot

Parking

1

Listing Details

  • Property Type: Residential
  • Architectural Style: Contemporary
  • Property SubType: Single Family Residence
  • Year Built: 1970
  • Attribution Contact: 929-222-4200
  • Carport Y N: No
  • CurrentPrice: 1750000.00
  • MlsMajorChangeType: Sold
  • CurrentPrice_By_LivingArea: 604.28177
  • ListPrice_By_LivingArea: 690.57320
  • ListPrice_By_OriginalListPrice: 0.95233
  • ListPrice_By_LotSizeAcres: 17360243.0556
  • LivingAreaSearchSqFt: 2896.00
  • CurrentPrice_By_BuildingAreaTotal: 604.28177
  • Special Features: None
  • Property Sub Type: Detached

Interior Features

  • Appliances: Dishwasher, Stainless Steel Appliance(s)
  • Interior Amenities: Open Kitchen, Other
  • Full Bathrooms: 3
  • Basement: Finished
  • Total Bedrooms: 4
  • Living Area: 2896
  • Basement YN: Yes

Exterior Features

  • Construction Materials: Frame
  • Waterfront: No

Garage/Parking

  • Garage Spaces: 1
  • Garage: Yes

Utilities

  • Cooling: Central Air
  • Heating: Forced Air, Other
  • Sewer: Public Sewer
  • Utilities: Cable Available, Electricity Available, Electricity Connected, Natural Gas Available, Natural Gas Connected, Sewer Available, Sewer Connected, Water Available, Water Connected
  • Water Source: Public

Condo/Co-op/Association

  • Senior Community: No
  • Association: No

Schools

  • Middle School: Riverdale/Kingsbridge (Ms/Hs 141)

Lot Info

  • Lot Size Acres: 0.1152
  • Lot Size Sq Ft: 5018
  • Parcel Number: 05947-0425
  • Property Attached: No

Rental Info

  • Lease Considered: No

Tax Info

  • Tax Annual Amount: 17508.92
  • Tax Year: 2024

MLS Schools

  • Elementary School: Ps 81 Robert J Christen
  • High School: Riverdale/Kingsbridge (Ms/Hs 141)
  • Middle School District: Bronx 10

Ownership History

Date Name Owned For Owner Type

Purchase Details

Listed on
Mar 17, 2025
Closed on
Nov 21, 2025
Sold by
Gordon Frederick
Bought by
Ruiz Jasmine and Ruiz Ryan
Seller's Agent
Chintan Trivedi
RE/MAX In The City
Buyer's Agent
Chintan Trivedi
RE/MAX In The City
List Price
$2,100,000
Sold Price
$1,750,000
Premium/Discount to List
-$350,000
-16.67%
Views
161
Current Estimated Value
$1,851,238

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Estimated Appreciation
$101,238
Avg. Annual Appreciation
14.70%

Purchase Details

Closed on
Aug 6, 1997
Sold by
Howard Harold N and Bidnell Lynn Tendler
Bought by
Gordon Frederick
Source: Public Records
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Home Values in the Area

Source: Public Records

Average Home Value in this Area





Source: Public Records

Purchase History

Date Buyer Sale Price Title Company
Ruiz Jasmine $1,750,000 --
Gordon Frederick $525,000 --
Source: Public Records

Property History

Date Event Price List to Sale Price per Sq Ft
11/21/2025 11/21/25 Sold $1,750,000 -12.5% $604 / Sq Ft
10/03/2025 10/03/25 Pending -- -- --
08/05/2025 08/05/25 Price Changed $1,999,900 -4.8% $691 / Sq Ft
04/11/2025 04/11/25 For Sale $2,100,000 +20.0% $725 / Sq Ft
03/30/2025 03/30/25 Off Market $1,750,000 -- --
03/17/2025 03/17/25 For Sale $2,100,000 -- $725 / Sq Ft
Source: OneKey® MLS

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
2026 $18,559 $93,104 $25,986 $67,118
2025 $17,509 $92,404 $23,083 $69,321
2024 $17,509 $87,174 $25,953 $61,221
2023 $16,702 $82,241 $25,022 $57,219
2022 $15,489 $133,860 $39,120 $94,740
2021 $16,328 $115,380 $39,120 $76,260
2020 $16,299 $101,280 $39,120 $62,160
2019 $15,197 $104,400 $39,120 $65,280
2018 $13,971 $68,534 $22,154 $46,380
2017 $13,180 $64,656 $23,723 $40,933
2016 $12,925 $64,656 $26,782 $37,874
2015 $7,137 $64,170 $37,710 $26,460
2014 $7,137 $60,538 $39,593 $20,945
Source: Public Records

Agents Affiliated with this Home

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Map

Source: OneKey® MLS

MLS Number: 832484

OneKey® MLS

APN: 05947-0425

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