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St. James 11780 St. James
20 Hillside Avenue
Photo of 20 Hillside Avenue
Sold on Jul 13, 2026

14

Map

Photo of 20 Hillside Avenue
Photo of 20 Hillside Avenue
$700,000
● House - Off Market

20 Hillside Avenue

Smithtown, NY 11780
bedrooms
3 Beds
bathrooms
2 Baths
square feet
2,110 Ft²
$3,613
Est. Monthly

About This Property

Welcome to 20 Hillside Avenue in Saint James - a rare opportunity in the heart of one of Long Island's communities. Perfectly situated (3) Bedroom (2) Bathroom home in the center of town, this property offers endless potential for homeowners, builders, and investors alike. Whether you're looking to renovate and customize the existing home, build the home of your dreams, or explore the possibility of subdivision (with proper permits and approvals), the opportunities here are truly exciting. Set on a beautifully sized parcel in a GREAT location, you'll enjoy close proximity to local shops, restaurants, parks, and transportation, all in the Smithtown School District. Bring your vision and unlock the full potential of this exceptional Saint James property. Opportunities like this don't come around often!
Unit Size
2,110 Ft²
Days on Market
55 days
Land Size
1.00 acres
Price per sqft
$308
Property Type
House
Property Taxes
$423
HOA Dues
-
Year Built
-

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Cap Rate Calculator

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Cap Rate 100% Occupancy
N/A (extreme outlier)

What does this mean?

Based on our analysis, the cap rate of this property is 1.25%. A negative cap rate indicates that the property might not be feasible as an income-producing asset. The median cap rate for a near zip code 11238 is 4.23%.

How much can I actually make?

Actual monthly rental income may vary between $4,760 and $7,140 depending on unit-specific characteristics. You can change the amount using the slider to further explore.

How is cap rate calculated?

Cap Rate = Net Operating Income (NOI) / Property Asset Value.

When calculating the cap rate, we assume 100% occupancy. Leverage (mortgage) is not considered.

Cap Rate provided by RealtyHop and RentHop, learn more about cap rate here.

Last updated: 4 months ago (OneKey MLS #KEY1001651)

Price History

Date / Event Date Event Price
Jul 13, 2026 Sold
Premium
Sold
May 22, 2026 In contract -
In contract
May 19, 2026 Listed by OverSouth LLC $649,500
Listed by OverSouth LLC

Property Highlights

Building Info

Overview

    General

  • Bedroom Count: 0
  • Building Condition: 0
  • Building Quality: 0
  • Construction Type: 0
  • Building Style: 0
  • Exterior Walls Type: 0
  • Interior Walls Type: 0
  • Roof Shape Type: 0
  • Roof Cover Type: 0
  • Floor Cover: 0
  • Basement Type: 0
  • Basement Area: 0
  • Garage Type: 0
  • Parking Space Count: 0
  • Patio Type: 0
  • Porch Type: 0
  • Pool Type: 0

    Dimensions

  • Lot Size Square Feet: 43,560
  • Total Building Area: 0
  • Building Area: 0

    Heating and Cooling

  • Air Conditioning: 0
  • Heating: 0
  • Heating Fuel Type: 0

    Utilities

  • Sewer System: 0
  • Water Service: 0

Building

  • Building Type: 0
  • Property Class: R
  • Subdivision: 12TH MAP PROPERTY HOUSE & HOME CO
  • Land Acres: 0000001000
  • Standard Land Use Code: 1001
  • County Land Use Code: 210
  • Legal Description 1: 87.-2-19 *572 PT LOTS 61 & 62 HOUSE & HOME MAP 12

Neighborhood

  • School District Name: Smithtown Central School District
  • School Tax School District: SMITHTOWN
  • Census Tract: 135003

Geography

  • Account Number: J31055
  • District: 0800-0
  • Section: 87.00
  • Parcel: 0800-087.00-02.00-019.000
  • Block: 2
  • Lot: 19.000
  • Municipality: SMITHTOWN
  • Latitude: 40.874
  • Longitude: -73.1436

    Address

  • Full Address: 20 Hillside Ave
  • Address - House Number: 20
  • Address - Street Name: Hillside
  • Address - Suffix Type: Ave
  • State: NY
  • City Name: Saint James
  • Carrier Code: C003
  • 4-Digit Zip Code: 3108
  • Zip Code: 11780

Valuation

    Tax

  • Tax Year: 2023
  • Tax Amount: $468,165
  • Tax Rate Code Area: 473401

    Appraisal Valuation

  • Standard Deviation: 0.2147
  • Valuation Date: Feb 14, 2024
  • Confidence Score: 70
  • Final Value: 729,807
  • High Value: 886,563
  • Low Value: 573,051

    Market Valuation

  • Market Total Value: $3,546
  • Market Land Value: $310
  • Market Improvement Value: $3,236

    Assessments Valuation

  • Assessed Year: 2023
  • Assessed Total Value: $3,085
  • Assessed Land Value: $270
  • Assessed Improvements Value: $2,815

    Exemptions

  • Senior Citizen Exemption : Yes
  • Homeowner Exemption: Yes
Data used for valuation calculations is provided by RealtyHop, and other third party sources
Request mortgage information redaction

Comparables

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

About St. James

Stats & Trends

Median Asking:

$739,000

Sale Price/ft²

$446

Below Asking

0.01%

Average Days on Market

79

Average Home Size

2180 ft²

Average Home Age

46.3 years

Currently For Sale

26 Listings
Based on RH Advisors, Inc. calculations of home data from MLS and/or public records.

Similar Homes for Sale

Currently no similar homes around

Nearby Rentals

Unit for rent at 15 Williams Boulevard, Lake Grove, NY, 11755

$2,700 /mo

  • 1 Bed
  • 1 Bath
  • 786 ft²
15 Williams Boulevard #152B, Lake Grove, NY, 11755 Listing by Michelle Holmes
Unit for rent at 64 Magnolia Avenue, Lake Grove, NY, 11755

$3,000 /mo

  • 1 Bed
  • 1 Bath
  • 450 ft²
64 Magnolia Avenue, Lake Grove, NY, 11755 Listing by Justin Soriano
Unit for rent at 24 Arlington Avenue, Smithtown, NY, 11780

$5,500 /mo

  • 4 Beds
  • 2 Baths
  • 2,889 ft²
24 Arlington Avenue, Smithtown, NY, 11780 Listing by Xiaomeng C. Zhang PSA

Rentals Near You

Click here to view more rentals in the neighborhood.
OneKey

Last Updated: 4 months ago
Data Source: OneKey MLS

Frequently Asked Questions

When was property at 20 Hillside Avenue built and last sold?
The property at 20 Hillside Avenue was built in and last sold on Jan 1, 1970 for $0.
How much is this home worth?
The estimated value of the home located at 20 Hillside Avenue is $0.
What are some comparable homes to 20 Hillside Avenue?
There are currently no comparable homes to 20 Hillside Avenue.
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