$1,685,000
●
House -
For Sale
638 Mountain Ave
Berkeley Heights Twp., NJ 07922
4 Beds
2 Baths,
1
Half Bath
3,700 Ft²
$9,620
Est. Monthly
About This Property
Exceptional quality and workmanship is evident throughout this
beautifully renovated center hall Colonial.The home is filled with
exquisite detail, including crown moldings, raised paneled
wainscoting with chair rails, built in cabinets and bookshelves
throughout. The bright interior features large bay windows, 4/5
bedrooms, 2 1/2 baths, a mudroom, laundry room (with a chute!) and
two masonry fireplaces. There is generous storage space with many
closets, plus a large finished basement and walk up attic with
three skylights. As you enter through the garden gate, you find a
private getaway and a garden oasis with stone walls and winding
paths, perennial gardens and flowering trees. The brick patio leads
you to charming out buildings with electricity and skylights. The
two tiered grassy yard is framed by English gardens. This home has
been impeccably maintained and is a garden lover's paradise,
offering an experience you won't forget. Berkeley Heights has an
excellent school system, is close to transportation and town.
Unit Size
3,700 Ft²
Days on Market
-
Land Size
1.76 acres
Price per sqft
$455
Property Type
House
Property Taxes
$1,346
HOA Dues
-
Year Built
1947
Listed By
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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: 6 months ago (GSMLS #4025128)
Price History
| Date / Event | Date | Event | Price |
|---|---|---|---|
| Sep 4, 2026 | Sold | ||
| Sold | |||
| Aug 1, 2026 | In contract | - | |
| In contract | |||
| Jul 15, 2026 | Price Decreased |
$1,275,000
↓ $410K
(24.3%) | |
| Price Decreased | |||
| May 4, 2026 | Listed by KL SOTHEBY'S INT'L. REALTY | $1,685,000 | |
| Listed by KL SOTHEBY'S INT'L. REALTY | |||
Property Highlights
Garage
Air Conditioning
Fireplace
Parking Details
Has Garage
Parking Features: Attached, DoorOpnr, InEntrnc
Garage Spaces: 2
Interior Details
Half Bathrooms: 1
Full Bathrooms: 2
Interior Features: CeilBeam, CODetect, FireExtg, CeilHigh, SecurSys, SmokeDet, SoakTub, StallShw
Appliances: Dishwasher, Dryer, Refrigerator, Washer, Carbon Monoxide Detector, Microwave Oven, Range/Oven-Electric, Sump Pump
Flooring Type: Carpet, Tile, Wood
Door Features: Storm Door(s)
Has Fireplace
Fireplace Features: Family Room, Gas, Living Room, Wood Burning
Fireplaces: 2
Basement: Finished
Exterior Details
Square Footage: 3700
Architectural Style: Colonial
Year Built: 1947
Window Features: Skylight(s), Drapes, Storm Window(s)
Construction Materials: Wood Shingle
Patio and Porch Features: Patio
Lot Features: Wooded
Lot Size Area: 76665.6
Lot Size Units: Square Feet
Lot Size Acres: 1.76
Lot Size Square Feet: 76665.6
Water Source: Public
Financial Details
Tax Annual Amount: $16,151
Utilities Details
Cooling Type: Central Air, 2 Units
Heating Type: Forced Air, 2 Units, Baseboard - Hotwater
Building Info
Data used for valuation calculations is provided by RealtyHop, and other third party sources
Comparables
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Status
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Type
Beds
Baths
ft²
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Sold On
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HOA + Taxes
About Union
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Last Updated: 6 months ago
Data Source: GSMLS, MLS#
The data relating to real estate for sale on this website comes in part from the IDX Program of Garden State Multiple Listing Service, L.L.C. Real estate listings held by other brokerage firms are marked as IDX Listing. Information deemed reliable but not guaranteed. Copyright © 2026 Garden State Multiple Listing Service, L.L.C. All rights reserved. Notice: The dissemination of listings on this website does not constitute the consent required by N.J.A.C. 11:5.6.1 (n) for the advertisement of listings exclusively for sale by another broker. Any such consent must be obtained in writing from the listing broker. The listing broker’s offer of compensation is made only to participants of the MLS where the listing is filed.
Data Source: GSMLS, MLS#
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