Monmouth County, New Jersey
Borough of Keansburg is a borough in Monmouth County, New Jersey. 8 rules below are quoted from official sources and independently re-checked, most recently on October 12, 2026. Rules for unincorporated land are on the Monmouth County page.
Building construction and housing fitness inside Keansburg borough.
“Pursuant to N.J.S.A. 40:49-51.1, the New Jersey State Housing Code as approved by the Department of Community Affairs and the State Uniform Construction Code, P.L. 1975 C.217 (C. 52:27D-119, et seq.) and any rules or regulations adopted thereunder, are hereby accepted, adopted and established as a standard to be used as a guide in determining the fitness of a building for human habitation or occupancy or use.”
Permitted construction inside Keansburg borough.
“You must schedule all required inspections and the permit must eventually be closed out, or you can be subject to fines.”
Building-permit applications for property inside a designated flood hazard area in Keansburg borough.
“You MAY be required to submit an elevation certificate with your application for a building permit if your property is in a designated flood hazard area.”
Construction permits inside Keansburg borough.
plan review fee: 20 percent of construction permit fee (credited toward construction permit fee) · new construction surcharge: 0.0006 USD per cubic foot
“The fee for plan review shall be 20% of the amount to be charged for the construction permit and shall be paid before the plans are reviewed. The amount paid for this fee shall be credited toward the amount of the fee to be charged for the construction permit.”
Zoning and construction permit applications inside Keansburg borough.
zoning response period: <= 10 business days (official handout states applicant will receive approval or denial within this period) · building department review period: <= 20 days (handout says actual process usually takes no longer than 2 weeks)
“Apply for a Zoning permit. You must submit your request with a property survey. Within 10 business days you will receive a letter of approval or denial.”
Borough of Keansburg does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.
Detached single-family residential redevelopment in the R-5A Residential Redevelopment Overlay District.
minimum area to be redeveloped: >= 10000 sq ft · minimum lot area for detached single-family dwelling: >= 4000 sq ft
“Minimum area to be redeveloped: 10,000 square feet. [...] Minimum lot area: [...] Detached single family dwelling - 4,000 square feet.”
Detached single-family residential redevelopment in the R-5A Residential Redevelopment Overlay District.
minimum front yard setback: 25 ft · minimum side yard setback: 6 ft (combined side yards not less than 12 feet) · minimum principal building rear yard setback: 25 ft · minimum accessory building rear yard setback: 5 ft
“Minimum front yard setback: 25 feet. [...] Detached single family - six feet provided that the combined side yard shall not be less than 12 feet. [...] Principal building (all types): 25 feet. Accessory building or structure: 5 feet.”
Residential redevelopment in the R-5A Residential Redevelopment Overlay District.
maximum height: <= 35 ft (2 1/2 stories maximum)
“Maximum height 2 1/2 stories not to exceed 35 feet.”
We looked and could not find an official answer yet. Silence is not permission; ask Borough of Keansburg or Monmouth County directly.
Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.
Unanswered questions are usually a sign that Borough of Keansburg publishes no rule on the point, not that none exists. Monmouth County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Borough of Keansburg means bringing your own water and power. The kit we’d start with:
These are affiliate links — we may earn a commission, at no cost to you. As an Amazon Associate, Bolthole Index earns from qualifying purchases.