Middlesex County  »  08817  »  Knapp Ave  »  21 Knapp Ave

21 Knapp Avenue, Edison, NJ 08817 Property Information

21 Knapp Avenue, Edison, NJ 08817 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Neighborhood
Unlock this property report with a free account.

Access up-to-date information from property owner names to sales history, tax info, title documents, mortgages, development, maps, permits and more.
Sign Up Now
Research 100M+ property records powered by:
  • 2000+ governmental and public data sources
  • 80 dedicated analysts and researchers
  • 20+ years of real estate experience
Learn More

Photo & Map Show Hide

21 Knapp Avenue, Edison, NJ 08817
static Mapbox map

Address

Primary address 21 Knapp Avenue, Edison
Zip code 08817
County Middlesex
Municipality Edison Township
Block 96
Lot 22.01

Sales & Tax Overview for 21 Knapp Avenue, Edison

View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.

Current property tax $0

Lot & Building Information for 21 Knapp Avenue, Edison

Building sqft 1,904
Building class Church & Charitable Property (15D)
Acreage 0.142
Year built 1957
Stories 2
Exterior structural material
Unlock this property report with a free account.

Access up-to-date information from property owner names to sales history, tax info, title documents, mortgages, development, maps, permits and more.
Sign Up Now

Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district
Broadband internet providers and speed map
Types of broadband connections map

View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.

Other Property Data for 21 Knapp Avenue, Edison

Property reports include comprehensive occupancy, improvement and development information (where available).
Create a free account to access valuable data points such as:

  • • Improvements for 21 Knapp Avenue, Edison , including their type, square footage, grade and when they were built.
  • Development maps such as planimetric, zoning, land use and urban landscape maps (building age and stories).
Unlock all property data with a free account.
Sign up

About 21 Knapp Avenue, Edison

What is the year built & the total sq. ft. for 21 Knapp Avenue, Edison, NJ 08817?

21 Knapp Avenue, Edison, NJ 08817 was built in 1957 and has a total of 1,904 square feet.

What is the assessed value of 21 Knapp Avenue, Edison, NJ 08817 and the property tax paid?

Assessed at $132,600, the tax amount paid for 21 Knapp Avenue, Edison, NJ 08817 is $7,591.

Ownership Information

View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.

Real Estate Reports:
Laura Pop-Badiu, May 07, 2026 Locked-In Owners, Mobile Renters: Homeowners Stay Put as Renters Move 3.7x More Across Largest U.S. Cities 
Renters became the primary drivers of long-distance mobility across the largest U.S. cities, moving 3.7 times more than owners in 2024, as high mortgage rates and housing costs kept many homeowners in place.
Eliza Theiss, Apr 23, 2026 $4.6M Hudson Yards Maintains Top Spot, Luxury Sales in Malba Set $2.5M Price Record for Queens
Despite prices declining, Hudson Yards remained the most expensive NYC neighborhood, but TriBeCa’s growth closed the gap to under $400,000, while Malba set a new historic price record for Queens at $2.5 million, securing the highest ranking ever for the borough at #5.
Eliza Theiss, Apr 15, 2026 2026 Q1 Foreclosure Report: Brooklyn Filings Fall Sharply, Bronx & Staten Island Hit New Peaks
Behind a deceptively mild citywide downtick, borough foreclosure markets pulled into significantly diverging paths as Brooklyn cases were nearly halved and the Bronx hit a new, record high. Meanwhile, Queens remained unchanged, Staten Island surged back up and Manhattan cooled slowly.
Research 100M+ property records powered by:
  • 2000+ governmental and public data sources
  • 80 dedicated analysts and researchers
  • 20+ years of real estate experience
Learn More

Past Sales & Property History for 21 Knapp Avenue, Edison

Create a free account to view the complete sales history for 21 Knapp Avenue, Edison, including title documents, transfer conditions, mortgages and liens.

No recorded sales for this property.

Title Documents for 21 Knapp Avenue, Edison

Data not available for this property.

Property Taxes for 21 Knapp Avenue, Edison

Access detailed property tax data for 21 Knapp Avenue, Edison, NJ 08817. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025
Base tax $7,601
Current property tax $0
Market value $132,600

Assessment History for 21 Knapp Avenue, Edison

Here's the assessment & property tax history for 21 Knapp Avenue, Edison, including the evolution of the total tax rate and corresponding property tax.

Year Market value Assessment value Total tax rate Property tax Year over year change
2024 $132,600 $132,600 5.732 $7,601 +0.51%
2023 $132,600 $132,600 5.703 $7,562 -0.04%
2022 $132,600 $132,600 5.705 $7,565 n/a

Demographics By Zip Code

Total population 47,924
Median age 38
Average household income $130,477
Family households 74.4%
Occupied housing units 16,618
Owner occupied units 53.9%
Average number of people per household 2
Median year structure built 1968
Median value for units with a mortgage $433,200
Median value for units without a mortgage $379,400

Risk

Create a free account to unlock extended information for 21 Knapp Avenue, Edison, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).

FEMA flood zone(s) X (See more on map)
Fire hazard zone See more on map
Geohazard zones map

Transportation

Access the detailed traffic volume map for 21 Knapp Avenue, Edison to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

View daily traffic map

Neighbors for 21 Knapp Avenue, Edison

Here are the neighbors for 21 Knapp Avenue, Edison.

Address Square feet Purchase date Purchase price
13 Knapp Ave, Edison 2,624 05/20/2019 $349,050
1707 Lincoln Hwy RT 27, Edison
51 Knapp Ave, Edison 1,687
45 Knapp Ave, Edison 691 11/05/2018 $1
29 Knapp Ave, Edison 1,904
80 Floyd St, Edison
833 Grove Ave, Edison 1,144
82 Calvert Ave E, Edison 1,576
867 Grove Ave, Edison 3,392 06/28/2018 $765,000
25 Knapp Ave, Edison 1,904 12/23/2022 $380,000
53 Knapp Ave, Edison 1,300
53 Elizabeth Ave, Edison
39 Knapp Ave, Edison 1,568 08/08/2019 $1
57 Knapp Ave, Edison 1,120 09/12/2019 $295,000
873 Grove Ave, Edison 960
84 Calvert Ave E, Edison 1,576
202 Monroe Ave, Edison 1,576 04/06/2018 $426,200
204 Monroe Ave, Edison 1,576
35 Knapp Ave, Edison 1,456 05/20/2025 $1
831 Grove Ave, Edison 2,502
Not sure if we cover all the data-points you need? View sample full report View sample full report