Mendham Twp, New Jersey · public appraisal records

Are you overpaying property taxes in Mendham Twp?

We analyzed 1,948 homes in Mendham Twp, New Jersey against comparable homes in the same ZIP. About 83.1% are assessed more than 15% above the typical comparable home, an estimated $8K a year each in property-tax overpayment. Is yours one of them?

That's 67.3 points higher than the 15.8% average across the 279 New Jersey cities we analyzed, Mendham Twp ranks #25 of 279 for over-assessment.

1,948
Homes analyzed in Mendham Twp
83.1%
May be over-assessed
$8K
Avg savings / year
$1.2M
Avg home value

Where over-assessment clusters in Mendham Twp

Streets in Mendham Twp with the most homes assessed above comparable homes nearby. We show the street and a count only, never a specific address or owner. Enter your address below to see if yours is one of them.

Ironia Rd43 over-assessed homes
Mount Pleasant Rd40 over-assessed homes
Corey Ln39 over-assessed homes
Horizon Dr39 over-assessed homes
Woodland Rd39 over-assessed homes
Washington Valley Rd37 over-assessed homes
Mendham Rd East36 over-assessed homes
Roxiticus Rd36 over-assessed homes
North Gate Rd34 over-assessed homes
Devonshire Ln33 over-assessed homes

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How we measured this

We compared every single-family home in Mendham Twp to the median comparable home in the same ZIP, using public assessment rolls, and counted a home as over-assessed when it sits more than 15% above that median. This is a city-level screen, it shows where over-assessment is common, not whether any specific home is over-assessed. See the full nationwide methodology and ranking. Data as of July 2026.

Other New Jersey cities we analyzed

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Frequently asked

How many homes in Mendham Twp, New Jersey are over-assessed?

About 83.1% of single-family homes in Mendham Twp, roughly 1,618 of the 1,948 we analyzed, are assessed more than 15% above the typical comparable home in the same ZIP. That's 67.3 points higher than the 15.8% average across the 279 New Jersey cities we analyzed, Mendham Twp ranks #25 of 279 for over-assessment. The average over-assessed home in Mendham Twp sits about 28.2% above its comparables, an estimated $8K a year in property-tax overpayment.

Which streets in Mendham Twp have the most over-assessed homes?

Among the homes we analyzed in Mendham Twp, over-assessment clusters most on Ironia Rd (43 homes), Mount Pleasant Rd (40 homes), Corey Ln (39 homes). We publish the street and a count only, never a specific address, enter your own address to see whether yours is assessed above comparable homes nearby.

How do I appeal my property taxes in Mendham Twp?

Start with the deadline and appeal authority on your assessment notice. Grounds and procedures differ by jurisdiction. The $29 New Jersey DIY kit provides guidance, worksheets and an editable letter to help organize your evidence and filing plan. You gather evidence, complete official forms and file yourself. A property-specific $49 assessment report is a separate option where supported by available records.

Can I prepare outside the appeal window in Mendham Twp?

Yes. Use the DIY kit to organize your assessment notice, check the property record for errors and plan the evidence you need. Confirm the next filing window with the authority on your notice. Preparation does not reopen a closed deadline or guarantee a reduction.

Does living in Mendham Twp mean my home is over-assessed?

Not necessarily. This is a city-level screen built from public appraisal records, it shows where over-assessment is common, not whether your specific home is over-assessed. The only way to know is a per-home comparison against similar properties nearby, which our free address check does in about 30 seconds.