by RH Advisors
For Sale
For Rent
Blog
Property Records
Schools
SEARCH
Property Records
For Sale
For Rent
MORE
Blog
Schools
See Home Value
Deer Park 11703 Deer Park
123 Erlanger Boulevard
Photo of 123 Erlanger Boulevard
Sold on Jan 8, 2026

17

Map

Photo of 123 Erlanger Boulevard
Photo of 123 Erlanger Boulevard
$831,000
● House - Off Market

123 Erlanger Boulevard

Babylon, NY 11703
bedrooms
4 Beds
bathrooms
1 Bath, 1 Half Bath
square feet
2,117 Ft²
$5,077
Est. Monthly

About This Property

Welcome to this Absolutely Beautiful Updated 4 Bedroom Colonial Style Home, with Attached Garage & Full Basement, Located in Deer Park School District, Right Near Historic Belmont State Park. Offering a Spacious 2200 Sq Ft Interior, Hardwood Floors on Both Levels, Stunning Kitchen with New Appliances & an L-Shaped Quartz Countertop which is Nicely Opened Up to the Living Room & Dining Area.  Upstairs You Have Large Bedrooms, a Full Bathroom, Plus a Large Master Suite w/ Walk in Closet.  Some Other Amenities in This Home Are, 2 Zone Central Air, a Full Finished Basement, Sunken Den Off the Kitchen, LED Lighting, Smart Wifi Thermostats & So Much More!  Ready to Move In & Won't Last!  Come See it Today!
Unit Size
2,117 Ft²
Days on Market
91 days
Land Size
0.18 acres
Price per sqft
$391
Property Type
House
Property Taxes
$1,011
HOA Dues
-
Year Built
1968

Payment Calculator

Home Price
Down Payment
%
Loan Term
Interest %

Your Estimated Monthly Payment

Principal + Interest:
Property Tax:
HOA:
Home Insurance:
Mortgage Insurance:

Cap Rate Calculator

Purchase Price
Monthly Property Taxes
Monthly Rental Income
Maintenance & HOA
Income Per Year
Expenses Per Year
Operating Profit Per Year
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: 10 months ago (OneKey MLS #KEY921505)

Price History

Date / Event Date Event Price
Jan 8, 2026 Sold
Premium
Sold
Nov 21, 2025 In contract -
In contract
Nov 7, 2025 Relisted $828,000
Relisted
Oct 31, 2025 In contract -
In contract
Oct 8, 2025 Listed by EXP Realty $795,000
Listed by EXP Realty

Property Highlights

Garage
Air Conditioning

Building Info

Overview

    General

  • Year Built: 1968
  • Effective Year Built: 1968
  • Bedroom Count: 0
  • Bathroom Count: 2
  • Full Bathrooms: 1
  • Partial Bathrooms: 2
  • 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: 7,841
  • Total Building Area: 2,117
  • Building Area: 2,117
  • Building Area Measurement: M

    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
  • Land Acres: 0000000180
  • Standard Land Use Code: 1001
  • County Land Use Code: 210
  • Legal Description 1: FILED MAP 4975 LOT S.PT. 5

Neighborhood

  • School District Name: Deer Park Union Free School District
  • School Tax School District: DEER PARK
  • Census Tract: 122602

Zoning

  • Zoning: C

Geography

  • Account Number: 20231507100
  • District: 0100-0
  • Section: 86.00
  • Parcel: 0100-086.00-01.00-151.000
  • Block: 1
  • Lot: 151.000
  • Municipality: BABYLON
  • Latitude: 40.7454
  • Longitude: -73.3345

    Address

  • Full Address: 123 Erlanger Blvd
  • Address - House Number: 123
  • Address - Street Name: Erlanger
  • Address - Suffix Type: Blvd
  • State: NY
  • City Name: North Babylon
  • Carrier Code: C007
  • 4-Digit Zip Code: 1108
  • Zip Code: 11703

Valuation

    Tax

  • Tax Year: 2023
  • Tax Amount: $588,303
  • Tax Rate Code Area: 472007

    Appraisal Valuation

  • Standard Deviation: 0.2147
  • Valuation Date: Feb 14, 2024
  • Confidence Score: 70
  • Final Value: 656,536
  • High Value: 797,554
  • Low Value: 515,518

    Market Valuation

  • Market Total Value: $6,515
  • Market Land Value: $485
  • Market Improvement Value: $6,030

    Assessments Valuation

  • Assessed Year: 2023
  • Assessed Total Value: $4,300
  • Assessed Land Value: $320
  • Assessed Improvements Value: $3,980

    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 Deer Park

Stats & Trends

Median Asking:

$679,000

Sale Price/ft²

$425

Below Asking

0.01%

Average Days on Market

83

Average Home Size

1803 ft²

Average Home Age

63.1 years

Currently For Sale

39 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 152 Throop Street, West Babylon, NY, 11704

$2,300 /mo

  • 1 Bed
  • 1 Bath
  • 1,376 ft²
152 Throop Street, West Babylon, NY, 11704 Listing by Anthony Zanni
Unit for rent at 105 Overton Avenue, Sayville, NY, 11782

$1,915 /mo

  • Studio
  • 1 Bath
  • 378 ft²
105 Overton Avenue #E, Sayville, NY, 11782 Listing by Michelle Holmes
Unit for rent at 211 Parkway Boulevard, Wyandanch, NY, 11798

$2,200 /mo

  • Studio
  • 1 Bath
  • 864 ft²
211 Parkway Boulevard, Wyandanch, NY, 11798 Listing by Laverne S. Hargrove

Rentals Near You

Click here to view more rentals in the neighborhood.
OneKey

Last Updated: 10 months ago
Data Source: OneKey MLS

Frequently Asked Questions

When was property at 123 Erlanger Boulevard built and last sold?
The property at 123 Erlanger Boulevard was built in 1968 and last sold on Jan 1, 1970 for $0.
How much is this home worth?
The estimated value of the home located at 123 Erlanger Boulevard is $837,643.
What are some comparable homes to 123 Erlanger Boulevard?
There are currently no comparable homes to 123 Erlanger Boulevard.
Recent Neighborhood News
Lake House Prices Near NYC in 2026: What Waterfront Actually Costs (Labor Day Buyer's Guide)
9 New York City Seafood and Raw Bars
Why Some NYC Tenement Apartments Had Bathtubs in the Kitchen
The Current Status of iBuying in 2026: What To Know
Popular Searches
Deer Park Homes for Sale
Deer Park Houses for Sale
Deer Park Condos for Sale
Deer Park Multifamily for Sale
Deer Park Land for Sale
Deer Park Commercial for Sale
Deer Park Homes with Basements
Deer Park Homes with Pools
Nearby Cities
West Babylon Homes for Sale
Dix Hills Homes for Sale
Brentwood Homes for Sale
West Islip Homes for Sale
Melville Homes for Sale
Bay Shore Homes for Sale
North Babylon Homes for Sale
South Huntington Homes for Sale
Nearby Property Records
Nassau County, NY Property Records
Fairfield County, CT Property Records
Westchester County, NY Property Records
New York, NY Property Records
Hudson County, NJ Property Records
Suffolk County, NY Property Records
Bergen County, NJ Property Records
Rockland County, NY Property Records
Top Real Estate Agents
Top Agents in Deer Park
Top Agents in 11746
Top Agents in 11706
Top Agents in West Babylon
Top Agents in Dix Hills
Top Agents in 11704
Top Agents in 11717
Top Agents in Brentwood