Johnson County, Kansas
Westwood is a city in Johnson County, Kansas. Westwood adopts its own zoning, so inside its limits Westwood’s rules apply, not the county’s. 8 rules below are quoted from official sources and independently re-checked, most recently on October 16, 2026. Rules for unincorporated land are on the Johnson County page.
Land inside Westwood city limits
“there is hereby adopted and herein incorporated by reference the city of westwood zoning map, which shall be the official map defining the boundaries of zones”
Single-family residential districts R-1(a) through R-1(e) inside Westwood city; other districts (C-0, C-1, P-1) are also referenced
“r-1 (b) lots which are less than 65 feet in width but at least 50 feet in width as measured at the curb along the front property line”
R-1(b) single-family district inside Westwood city (R-1(c) requires 7,020 sq ft; R-1(a) states no minimum area in the text reviewed)
minimum lot area R-1(b): >= 5500 sq ft
“lots shall be at least 50 feet and less than 65 feet in width and have a minimum area of 5,500 square feet”
R-1(b) single-family district inside Westwood city (R-1(a) front yard is 20 ft; R-1(c) rear yard is the greater of 15 ft or 20% of lot depth)
front yard: >= 35 ft · rear yard: >= 15 ft · corner side yard: >= 15 ft · second-story side yard: >= 7 ft
“b. minimum setbacks are established at: 1. 35 feet for the front yard, 2. 7 feet for a second-story side yard, 3. 15 feet for the rear yard, 4. 15 feet for the side yard on corner lots,”
Primary residences in R-1(a)-(d) districts inside Westwood city
maximum stories: <= 2 stories
“the primary structure of all residences in r-1(a), r1-(b), r1-(c), and r1-(d) shall be a maximum of two stories in height.”
Campers and trailers on lots inside Westwood city
max time in public view: <= 12 hours (special permit allows two 4-day periods per year)
“no boats, campers, trailers, motorcycles, or jet skis may remain in public view on any portion of any lot, tract, or parcel of land in the city for more than twelve hours”
Accessory dwelling units on single-family (R-1) lots inside Westwood city
ADU size above which extra parking required: > 500 sq ft (ADUs of 500 sq ft or smaller with code-compliant parking for the principal structure need no extra space)
“only one accessory dwelling unit (adu) is permitted on any single-family residential building site. if the adu is greater than 500 sq. ft. in size, an additional parking space located behind the front yard setback and at least 20 feet from the street side lot line is required.”
Platting and replatting inside Westwood city
“plats approved by the governing body shall be filed with the county within thirty days of approval by the governing body.”
We looked and could not find an official answer yet. Silence is not permission; ask Westwood or Johnson 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 Westwood publishes no rule on the point, not that none exists. Johnson County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Westwood means bringing your own water and power. The kit we’d start with:
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