City guides / Chicago-Naperville-Elgin
Endcap Design is a web design agency that designs and builds websites for businesses, with the branding and marketing to match, and works remotely with clients outside Southern California. This guide collects the business numbers, building activity, and Illinois rules we would look at before designing a site for a business in Chicago or elsewhere in the metro, including Naperville, Elgin, Schaumburg, Evanston, and Bolingbrook.
Updated October 2026 with building permits through August 2026, from U.S. Census Bureau data. Sources are listed at the end of this page.
Endcap is based in Orange County, California, and works remotely with clients outside Southern California by video call, phone, and email.
The market
The figures that shape who a Chicago website is for and what it needs to do. Each figure is the most recent Census release in this guide’s data, with its year shown.
9,434,123
residents in the metro
Census population estimate, July 2025
0.0%
population change since 2020
April 2020 to July 2025; the US grew 3.1%
248,519
business locations with employees
County Business Patterns 2023
10,141
real estate businesses
NAICS 531, 2023
1,801
property management companies
Residential and nonresidential, 2023
10,666
new housing units permitted
January through August 2026
$90,770
median household income
American Community Survey 2024
34%
of households rent their home
1,260,204 renter households
Business mix
Dental offices are the most concentrated of these businesses in the Chicago metro: 52 for every 100,000 residents, and their share of local businesses is 1.21 times the national share. Law offices follow at 1.16 times the national share. Property management companies are less common here than nationally, at 0.77 times the national share.
The chart compares each sector’s share of Chicago-area business locations with its share nationally (a location quotient). 1.00× matches the US; higher means the sector is more concentrated here. County Business Patterns 2023.
Building activity
New buildings mean new properties to lease and new businesses to open. Census Building Permits Survey, August 2026.
Builders in the Chicago metro were authorized to build 10,666 new housing units from January through August 2026, 7% fewer than the 11,410 in the same months of 2025.
33% of those units are in buildings with five or more homes, against 32% nationally.
The pipeline mixes single-family subdivisions with apartment buildings, so builders, property managers, and the retail landlords who follow new rooftops all have something to launch.
What this means for your site
What we would plan into a Chicago website, based on the numbers above.
Talk through your siteDental offices are 1.21 times as concentrated here as nationally. Their sites need clear service pages, the people behind the work, and a contact form that asks the right first questions.
Brokerage websites in Illinois carry specific disclosure requirements (225 ILCS 454/10-30; 68 Ill. Adm. Code 1450.715, 1450.720, and 1450.725(c)). We build them into the footer and listing templates, so every page that advertises a property has them.
Every site we build follows WCAG 2.2 AA practice: readable contrast, keyboard navigation, labeled forms, and text alternatives for images. Federal ADA website lawsuits run into the thousands each year, most of them filed in New York, Florida, and Illinois.
Illinois rules
State rules that change what goes on a business or real estate website in Illinois, checked against official sources as of October 9, 2026. This is general information, not legal advice; your counsel owns the final wording.
Worth knowing Illinois had 585 federal website accessibility lawsuits in 2025 in Seyfarth Shaw's count, the third most of any state, and UsableNet's 2026 midyear report page says Illinois has moved into second place.
Privacy
Illinois has not enacted a comprehensive consumer data privacy law as of October 9, 2026. This reflects published state privacy-law trackers. Part of the metro is in Indiana, where the Indiana Consumer Data Protection Act applies to businesses anywhere that meet its thresholds for Indiana residents’ data.
Real estate advertising
Illinois requires the sponsoring broker's business name and the licensee's name in all advertising, with the sponsoring broker's name at least equal in size to any team or individual name, and a sponsored licensee may not advertise under his or her own name. Website, digital platform, and social media advertising must also show the city and state of the sponsoring broker's registered office or a direct link to its virtual office.
Accessibility
Title III of the ADA covers businesses open to the public, but the Department of Justice has no regulation that sets a technical standard for private business websites. DOJ's web guidance says businesses have flexibility in how they make their websites accessible and points to WCAG as a helpful existing technical standard. Federal appeals courts have not agreed on when a website is covered, so a website's legal status can depend on where a lawsuit is filed and whether the site is connected to a physical location. Illinois has no separate website accessibility statute for private businesses in our research, so WCAG 2.2 AA is the practical target.
What we design
Ordered by how concentrated each kind of business is in the Chicago metro. We design for every kind of business.
Portfolio
Websites and identities we have designed and built for our clients. See all of our work.
Client words
We own ten homes at Casa De Laguna and were still sending people to a site built in 2013. Noah pulled the photos and details out of the old site, designed a logo from the rooflines and the pond, and put the community, the homes and current availability in one place. It’s the first time the website has looked like the place we actually rent.
“Highly recommend. Great work.”
The Census Bureau counted 10,141 real estate business locations with employees in the Chicago metro in 2023, including 4,252 offices of agents and brokers and 1,801 property management companies.
From January through August 2026, the Chicago metro permitted 10,666 new housing units, 7% fewer than a year earlier, according to the Census Building Permits Survey.
Illinois has not enacted a comprehensive consumer data privacy law as of October 9, 2026. Part of the metro is in Indiana, where the Indiana Consumer Data Protection Act applies to businesses anywhere that meet its thresholds for Indiana residents’ data.
Illinois requires the sponsoring broker's business name and the licensee's name in all advertising, with the sponsoring broker's name at least equal in size to any team or individual name, and a sponsored licensee may not advertise under his or her own name. Website, digital platform, and social media advertising must also show the city and state of the sponsoring broker's registered office or a direct link to its virtual office. (225 ILCS 454/10-30 (source P.A. 103-236, eff. Jan. 1, 2024); 68 Ill. Adm. Code 1450.715 (amended 49 Ill. Reg. 9512, eff. July 7, 2025), 1450.720 (amended 45 Ill. Reg. 2851, eff. Feb. 23, 2021), and 1450.725(c))
Yes. Endcap is based in Orange County, California, and works remotely with clients outside Southern California by video call, phone, and email. You review the design and the working site online before launch.
We quote each project after a short conversation, once we know the pages, content, and features it needs. The proposal lists the deliverables, schedule, and price, and we agree on it before work begins.
Most websites take two to four weeks once the content is ready. The proposal confirms the schedule.
Nearby city guides
National rankings: where the US is building, property managers by metro, brokerages by metro, and commercial landlords by metro.
Sources
Figures are for the metropolitan statistical area unless noted. Business counts cover locations with paid employees. Data refreshed 2026-10-10.
Contact Endcap
A website, a brand, or a complete set of materials.
We reply within an hour during business hours, and we only use your details to answer you.
Start a project or call or text Noah at (425) 233-0769
