# 307 Rock Ave, Piscataway, NJ 08854 > **TL;DR:** 4bd/2ba residential multi family, $680,000, built 1919. > 1-car garage. Est. $3,636/mo. Listed 307 days. ## Property at a Glance | Attribute | Value | |-----------|-------| | Price | $680,000 | | Bedrooms | 4 | | Bathrooms | 2 full | | Year Built | 1919 | | Lot Size | 7,405 sqft (0.17 acres) | | Stories | 2 | | Garage | 1-car | | Property Type | Residential Multi Family (Other) | | Status | Active | | Days on Market | 307 | ## Estimated Monthly Costs | Category | Amount | |----------|--------| | Principal & Interest (20% down, 30-year at 6.5%) | $3,438 | | Estimated Insurance | $198 | | **Total** | **$3,636** | ## Key Amenities - 1-car garage ## Property Highlights - Built in 1919 - 0.17 acre lot - 2 stories ## Description ### Agent Description This sale opportunity is a Two (2) family home situated on Rock Avenue in Piscataway NJ. This property features two (2 BR/1Bath) units, a garage, backyard and attic. The first floor is currently rented at $2,495 per month. The second floor is currently vacant and is "move in" ready for potential home buyers. This asset offers several value-add opportunities. The garage is available to be rented for additional income (previously rented for $650 per month). The attic is also a potential value-add asset by converting it into more living space for the second-floor unit. The attic currently has its own separate entrance and is not connected with the second-floor unit at this time. There is potential to convert the second-floor unit into a 3BR/2Bath with the addition of the attic space. ## Location - **Address:** 307 Rock Ave, Piscataway, NJ 08854 - **County:** Middlesex - **Coordinates:** 40.595468, -74.450925 - **Google Maps:** https://www.google.com/maps?q=40.595468,-74.450925 ## Listing Agent - **Name:** Christian Marolakos - **Brokerage:** EXP Commercial - **Broker Phone:** 973-342-0948 - **Listing URL:** [View original listing](https://www.realtor.com/realestateandhomes-detail/307-Rock-Ave_Piscataway_NJ_08854_M54911-71456?f=listhub&s=NYSMLS&m=11623305&c=propsimple) ## Photos ![307 Rock Ave - Photo 1](http://lh.rdcpix.com/921216a208b1d6a22c1724a05164b630l-f2433283445r.jpg) ![307 Rock Ave - Photo 2](http://lh.rdcpix.com/921216a208b1d6a22c1724a05164b630l-f1448148800r.jpg) ![307 Rock Ave - Photo 3](http://lh.rdcpix.com/921216a208b1d6a22c1724a05164b630l-f697401011r.jpg) ![307 Rock Ave - Photo 4](http://lh.rdcpix.com/921216a208b1d6a22c1724a05164b630l-f2506825171r.jpg) ![307 Rock Ave - Photo 5](http://lh.rdcpix.com/921216a208b1d6a22c1724a05164b630l-f3640058598r.jpg) ![307 Rock Ave - Photo 6](http://lh.rdcpix.com/921216a208b1d6a22c1724a05164b630l-f2194962692r.jpg) --- **MLS#:** 11623305 | **Updated:** 2026-10-31 **Source:** listhub *Copyright © 2026 My State MLS. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.* [View on PropertySimple](https://www.propertysimple.ai/listing/307-rock-ave-piscataway-nj-08854-023423ebe3ec4901af3fe40ab69c7e44) --- ## Structured Data ```json { "@context": "https://schema.org", "@type": "RealEstateListing", "@id": "https://www.propertysimple.ai/listing/307-rock-ave-piscataway-nj-08854-023423ebe3ec4901af3fe40ab69c7e44#listing", "url": "https://www.propertysimple.ai/listing/307-rock-ave-piscataway-nj-08854-023423ebe3ec4901af3fe40ab69c7e44", "name": "307 Rock Ave, Piscataway, NJ 08854", "description": "This sale opportunity is a Two (2) family home situated on Rock Avenue in Piscataway NJ. This property features two (2 BR/1Bath) units, a garage, backyard and attic. The first floor is currently rented at $2,495 per month. The second floor is currently vacant and is \"move in\" ready for potential home buyers. This asset offers several value-add opportunities. The garage is available to be rented for additional income (previously rented for $650 per month). The attic is also a potential value-add asset by converting it into more living space for the second-floor unit. The attic currently has its own separate entrance and is not connected with the second-floor unit at this time. 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