Reviewed and updated October 9, 2026 by the SearchSystems.net editorial team. Every office link was opened and checked against the office's own site between September 23, 2026 and September 26, 2026.
Mount Arlington, New Jersey, in Morris County, has about 6,000 residents (2024 Census Bureau estimate). The title to a parcel in Mount Arlington is in the deed records of the County Clerk and its taxable value is set by the town assessor; what is built on it is a matter for the city. This guide says who keeps each record and where the page for each office is.
This guide covers deeds, assessed values, city permits and records, evictions and court cases, records requests and common questions.
Related guides: Mount Arlington public records, Morris County property records, Mount Arlington arrest records, Mount Arlington warrants, Mount Arlington inmate search, Mount Arlington criminal records, New Jersey arrest records and New Jersey inmate search.
Deeds, Mortgages and Liens in Mount Arlington
Who owns a parcel in Mount Arlington and what it sold for are in the deed records of the County Clerk, with every lien or mortgage against the land.
SearchSystems opened and checked the County Clerk's page at morriscountynj.gov/Departments/County-Clerk (page title: County Clerk | Morris County, NJ), phone 973-285-6120, Monday 08:00 AM-04:30 PM, which answered when SearchSystems opened it on September 23, 2026.
Assessed Values and the Tax Roll in Mount Arlington
The value each parcel in Mount Arlington is taxed on is set locally, by the tax assessor of each municipality, not by the county. New Jersey property is assessed by each municipality; the county tax board hears appeals and equalizes the values.
The county property tax office's page SearchSystems verified is at morriscountynj.gov/Departments/Board-of-Taxation (page title: Board of Taxation | Morris County, NJ), phone 973-285-6707, Monday 08:30 AM-04:30 PM, which answered when SearchSystems opened it on September 23, 2026.
Permits and City Records in Mount Arlington
Building permits, zoning and code cases are the city's own. For Mount Arlington, SearchSystems opened and checked the city hall page at mountarlingtonnj.org (page title: Borough of Mount Arlington | Morris County, New Jersey), phone 973-398-6832, 419 Howard Boulevard Mount Arlington, NJ 07856, Monday through Friday, 8:30 AM to 4:30 PM, which answered when SearchSystems opened it on September 26, 2026.
Evictions and Court Cases About Land in Mount Arlington
An eviction, a foreclosure, a lien dispute or a quiet title suit is a court case in the Superior Court of New Jersey, Morris County, and the file is public unless sealed.
The court records page SearchSystems verified for the county is at morriscountynj.gov/Government/Court-System, phone 862-397-5700.
Asking a County Office for a Record
Under the Open Public Records Act a county office must answer a request within 7 business days, and it may charge copying at 5 cents a page for letter size. The county records request page SearchSystems verified is at morriscountynj.gov/Government/Open-Government/County-Open-Public-Re... (page title: Open Public Records Request (OPRA) | Morris County, NJ).
Frequently Asked Questions
Who records deeds in Mount Arlington?
The County Clerk, at morriscountynj.gov/Departments/County-Clerk, phone 973-285-6120. Deeds, mortgages and liens on land in Mount Arlington are filed there.
Who sets the assessed value of a property in Mount Arlington?
The tax assessor of each municipality.
Where are evictions from Mount Arlington filed?
In the Superior Court of New Jersey, Morris County. The file is public unless the court seals it.
How is property assessed in New Jersey?
New Jersey property is assessed by each municipality; the county tax board hears appeals and equalizes the values.
Is this the official Mount Arlington website?
No. SearchSystems.net is an independent public records guide, online since 1997. It links to the official city, county, court and state offices described above and does not hold records, charge for them or take requests.