The verdict in three sentences
A commercial real estate brokerage in New York that relies on paid listing platforms is renting its own prospects, at USD 500 to 2,500 a month, and sharing them with rivals. A proprietary site with search by square footage, submarket and divisibility, downloadable floor plans and 3D tours costs USD 40,000 to 90,000 in 2026 including CoStar or listings feed integration, for a 10 to 14 week build. Well optimised for Manhattan, Brooklyn and Queens submarkets, it becomes the brokerage's own source of tenant leads and landlord mandates.
Why a CRE website differs from a residential one
A corporate real estate manager looking for 8,000 square feet in Midtown South or a 40,000 square foot warehouse in Long Island City does not search like a home buyer. They filter on divisible floor area, ceiling height, loading docks, freight elevators, transit access, Local Law 97 exposure and building class. They want to download a floor plan, compare asking rent per square foot per year and forward a clean spec sheet to their CFO.
Listing platforms provide reach, but leads are standardised, premium placement is paid and the brokerage builds no asset. A proprietary site captures precise local searches ('office space for lease Hudson Square', 'flex industrial Bushwick') and landlords looking for an agency to list with.
| Feature | Value for the tenant or buyer | Indicative cost (2026 ballpark, NYC) |
|---|---|---|
| Multi-criteria search (min/max SF, divisibility, submarket) | Find a space in 30 seconds | USD 6,000 to 12,000 |
| Listing pages with downloadable PDF floor plans | Easy internal circulation | USD 2,500 to 5,000 |
| Embedded 3D tours (Matterport type) | Shortlisting without site visits | USD 1,500 to 3,500 integration |
| Interactive submarket map (30 areas) | Local SEO and orientation | USD 4,000 to 8,000 |
| Email alerts on new listings | Retaining active searchers | USD 2,000 to 4,000 |
| Landlord and investor area | Winning listing mandates | USD 4,000 to 9,000 |
| CoStar or listings feed sync | No double entry | USD 7,000 to 15,000 |
Total budget versus listing platforms
The most sensitive line is synchronisation with the brokerage's listings source. Depending on the provider, it runs through an XML feed, an API or scheduled exports, and licensing terms must allow display on your own domain. It costs USD 7,000 to 15,000 but stops brokers from entering each listing twice and ensures a leased space disappears from the site within the hour.
| Option | Upfront cost | Annual cost | Exclusive leads |
|---|---|---|---|
| Paid platforms only | USD 0 | USD 6,000 to 30,000 | No |
| Template brokerage site + platforms | USD 8,000 to 18,000 | USD 8,000 to 32,000 | Low |
| Standard custom site | USD 40,000 to 55,000 | USD 5,000 to 9,000 maintenance | Yes |
| Custom site + sync + 3D + 30 submarket pages | USD 65,000 to 90,000 | USD 8,000 to 15,000 | Yes, plus mandate capture |
| Time to launch | 10 to 14 weeks |
Kolonell builds for international clients from Dakar. A brokerage brochure site without advanced search follows our grid: Starter 800,000 to 1,200,000 FCFA (EUR 1,220 to 1,830), Growth 1,200,000 to 2,000,000 FCFA (EUR 1,830 to 3,050), Premium 2,000,000 to 3,500,000 FCFA (EUR 3,050 to 5,340). A search engine connected to a listings feed is a medium custom application, 4,000,000 to 7,000,000 FCFA (EUR 6,100 to 10,670). Maintenance is EUR 53, 114 or 183 a month. See our brochure site service and, for migrations, the technical SEO audit before a redesign.
SEO across 30 submarkets
New York CRE search is hyper-local: Hudson Yards, Flatiron, NoMad, FiDi, Dumbo, Long Island City, Sunset Park, Red Hook. One page per submarket with real data (average asking rent per SF, transit, notable tenants, available listings) targets low-volume but highly qualified searches. Thirty well-built pages take 70 to 100 hours of writing and start showing results within 4 to 6 months.
Mini case study
Rachel runs a 6-broker New York firm focused on office and flex space. She pays USD 1,800 a month in listing platforms, USD 21,600 a year, and closes 45 deals a year with average commissions of USD 28,000.
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She invests USD 70,000 in a synchronised custom site and USD 12,000 a year in maintenance and content. She halves platform spend (saving USD 10,800 a year). If the site brings 3 extra deals a year through exclusive leads and landlord mandates, that adds USD 84,000. Year one net gain: 84,000 + 10,800 - 12,000 - 70,000 = USD 12,800, then about USD 82,800 a year after.
FAQ
Should we leave listing platforms entirely?
Rarely: they remain useful for reach. A realistic goal is to cut dependency by 40 to 60% and bring leads back to your own domain.
Do 3D tours really increase enquiries?
For warehouses and full floors, brokers report 20 to 30% fewer wasted site visits. Integration costs USD 1,500 to 3,500, excluding capture.
How long until local SEO pays off?
Allow 4 to 6 months for first rankings on submarket pages and 9 to 12 months for a steady 20 to 40 enquiries a month.
Should asking rents be shown?
Yes, per SF per year where the landlord allows it: listings without pricing receive 2 to 3 times fewer qualified enquiries.
What if we change listings provider?
The connector must be rebuilt, usually for USD 4,000 to 8,000. A separate import layer limits that cost.
Let's scope your project. Tell us your listings source, target submarkets and timeline, and we will scope the site, the feed sync and the local SEO plan. Detailed quote within 48 h. WhatsApp +221 77 596 93 33.
Mohamed Bah
Fondateur, Kolonell
Passionate about digital and entrepreneurship in Africa, Mohamed has been helping Sénégalese businesses with their digital transformation since 2020. Founder of Kolonell, he believes every SME deserves a professional and accessible online présence.
