865 Hillside Ave, Mountainside, NJ 07092
OFF MARKET

865 Hillside Ave
Mountainside, NJ 07092

  • 6 Beds
  • 3.5 Baths
  • 3,200 sqft (on 0.32 acres)

$1,679,400

Trulia Estimate
as of Jul 8, 2026
Est. Refi. Payment $11,304/mo*
Refinance Your Home

$1,679,400

Trulia Estimate
as of Jul 8, 2026
Est. Refi. Payment $11,304/mo*
Refinance Your Home
6 Beds
3.5 Baths
3,200 sqft
(on 0.32 acres)

Local Information

  • Map ViewExplore the area around 865 Hillside Ave.
  • Schools1 Preschool School2 Elementary Schools1 Middle School
  • Shop & Eat
-- mins to
Commute Destination

Description

Garden Section of Mountainside: 6 bedrooms and 3.5 baths. The first floor includes a beautiful formal living room with fireplace and a screened-in back porch that looks out onto an expansive bluestone patio and backyard. In addition, there is an eat-in kitchen with an adjoining family room, a formal dining room, 1/2 bath powder room, and an office. Back staircase. Renovated basement includes a finished laundry room and family room for the kids, and additional storage. The second floor boasts 6 bedrooms and 3 full baths. Attic has high ceilings and is renovation ready.
865 Hillside Ave, Mountainside, NJ 07092 is a 6 bedroom, 4 bathroom, 3,200 sqft single-family home built in 1939. It last sold for $890,000 on Jan 19, 2007. It is currently off market. The Trulia Estimate is $1,679,400, with a rent estimate of $5,399/month.

Home Highlights

Parking
No Info
Outdoor
Porch, Patio
A/C
Heating & Cooling
HOA
None
Price/Sqft
No Info
Listed
Less than a day ago

Home Details for 865 Hillside Ave

Interior Features

Interior Details
BasementAtticNumber of Rooms: 12Types of Rooms: Breakfast Nook, Dining Room, Family Room, Laundry Room, Library, Master Bath, OfficeCeiling Fan
Heating & Cooling
Heating: Baseboard, Other, GasAir ConditioningCooling System: CentralHeating Fuel: Baseboard
Levels, Entrance, & Accessibility
Stories: 2Floors: Hardwood
Appliances & Utilities
Cable ReadyDishwasherDryerMicrowaveRefrigeratorWasher
Fireplace & Spa
Fireplace
Windows, Doors, Floors & Walls
Double Paned Windows
Security
Security System

Exterior Features

Exterior Home Features
Roof: Shake ShingleExterior: Wood, BrickGardenLawnPatioPorch
Parking & Garage
Parking Spaces: 4

Property Information

Year Built
Year Built: 1939Year Updated: 2010
Property Type / Style
Property Type: Single Family HomeArchitecture: Colonial

Community

Units in Building: 1

Lot Information

Lot Area: 0.32 acres

Price History for 865 Hillside Ave

DatePriceEventSource
01/19/2007$890,000Sold
N/A
04/10/2003$727,500Sold
N/A
03/17/1997$450,000Sold
N/A

Market trends in Mountainside

Last updated May 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
—
Sale-to-List Price
—
Price per sq ft
—
Available listings
17
5MoM
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Property Tax and Assessment

Year2024
Tax$15,281
Assessment$745,400
Home facts updated by county records

Comparable Sales for 865 Hillside Ave

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
869 Standish Ave, Westfield, NJ
0.09
Single-Family Home
$2,200,000
12/22/25
5
4
-
235 Munsee Way, Westfield, NJ
0.60
Single-Family Home
$1,350,000
11/26/25
5
5
4,060
256 Kimball Ave, Westfield, NJ
0.82
Single-Family Home
$540,412
04/20/26
5
3.5
2,851
657 Hillside Ave, Mountainside, NJ
0.13
Single-Family Home
$1,100,000
11/06/25
3
3
-
295 Chattin Ct, Mountainside, NJ
0.76
Single-Family Home
$750,000
02/19/26
6
5.5
4,984
819 Standish Ave, Westfield, NJ
0.20
Single-Family Home
$1,795,000
12/30/25
5
4
-
130 Greenwood Road, Mountainside, NJ
0.06
Single-Family Home
$1,761,800
05/15/26
3
3
-
1438 Dunn Pkwy, Mountainside, NJ
0.29
Single-Family Home
$1,080,000
05/22/26
4
3
-
11 Mountain View Drive, Mountainside, NJ
0.10
Single-Family Home
$1,710,000
02/11/26
4
4
-
445 Hillside Ave, Westfield, NJ
0.24
Single-Family Home
$1,102,000
10/10/25
4
5
-

Nearby homes

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Assigned Schools

These are the assigned schools for 865 Hillside Ave.
View nearby schools on GreatSchools
The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

What Locals Say about Mountainside

At least 57 Trulia users voted on each feature.

  • 92 % Say car is needed

  • 91 % Say yards are well-kept

  • 90 % Say parking is easy

  • 90 % Say it's dog friendly

  • 84 % Say people would walk alone at night

  • 81 % Say there's wildlife

  • 80 % Say it's quiet

  • 77 % Say there's holiday spirit

  • 72 % Say they plan to stay for at least 5 years

  • 70 % Say kids play outside

  • 62 % Say neighbors are friendly

  • 59 % Say there are community events

  • 30 % Say it's walkable to restaurants

  • 30 % Say streets are well-lit

  • 20 % Say there are sidewalks

  • 10 % Say it's walkable to grocery stores

Sourced by Trulia users. Learn more about our methodology.
  • Javier
    "Little league games , community pool new comers club, elementary school events - all family based activities "
    0
    Flag
  • John Trovato
    "So many activities that the town and sponsors have for everything to enjoy. Holiday events, great parks for all and dog parks too"
    0
    Flag
  • John Trovato
    "People always walking their dogs and being friendly. There is also a dog park in town in Ecco lake area."
    0
    Flag
  • Mtzazzera
    "We have a community Halloween event, holiday parades and festivities, such as tree lighting. Also senior activities."
    0
    Flag
  • Karen P.
    "Lots of different events in town, Fall festival , santa breakfast, baseball. Parade. Memorial Day parade and more"
    2
    Flag
  • Local
    "Centered on children, schools , little league, community pool . Sports , good police relations , volunteer fire department. "
    1
    Flag
  • Bethzurn
    "I have commuted to NYC on the NJ Transit bus for years. There are many buses that stop on Rt 22. The price is reasonable and the commute in AM is easy due to designated bus lanes. Evening commute is slower unless you leave around 7:00 pm."
    1
    Flag
  • Benjaminniedzwiecki50
    "It is very quiet and has a lot of wildlife, watching reservation. It is also pet friendly but has no sidewalks in the whole town."
    0
    Flag
  • Masellikim
    "We have community family skate nights, baseball opening day, tree lighting events, 8th grade graduation dance and parent events. It's a great place to raise your kids."
    0
    Flag
  • Pitbul0209
    "They would love the area. Lots of dogs in the neighborhood. I walk my dog in Mountainside all the time."
    0
    Flag
  • Jsantalla
    "Within 2miles to two different train lines and right on a bus line into nyc. Typical commute within 1 hour to midtown "
    0
    Flag
  • lostsoul68501
    "2 blocks from rt 22.Hear trucks all night.Street is used as a cut through to rt22.Cars regularly speed down street.Bar/restaurant 1 block away.Heavy smells of food during summertime.Very noisy bar patrons leaving bar at night slamming doors screaming,loud radios.Honestly not worth alot of money to live in this neighborhood.Better locations in town or surrounding towns for the money"
    3
    Flag
  • lostsoul6850
    "Close to highway.Alot of truck noise.Very high traffic street.People speed down street."
    1
    Flag
  • Rob R.
    "Country retreat 45 min. from NYC"
    0
    Flag

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Homes for sale near 865 Hillside Ave

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Off Market Homes Near 865 Hillside Ave

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