Advertising agencies in Long Island: demand and ad costs
In short: people search for agency services named with Long Island about 2,930 times a month across the United States, most often "seo company long island". Across Nassau and Suffolk counties, New York, the most searched local service we measured is plumber (8,100 a month), and the highest top-of-page bids are for roofing contractor (up to $108 a click).
How people look for agencies in Long Island
| Search | US searches a month |
|---|---|
| "seo company long island" | 1,600 |
| "web design long island" | 1,000 |
| "marketing agency long island" | 210 |
| "digital marketing agency long island" | 110 |
| "ppc agency long island" | 10 |
| "google ads agency long island" | 0 |
What local advertising costs across Long Island
| Service | Searches a month | Top-of-page bid range |
|---|---|---|
| Plumber | 8,100 | $16.99 to $53.41 |
| Auto repair | 3,600 | $1.46 to $5.62 |
| Electrician | 2,900 | $11.34 to $48.74 |
| Roofing contractor | 2,900 | $30.00 to $108.37 |
| Pest control | 1,600 | $8.56 to $38.19 |
| Landscaping | 1,000 | $4.18 to $19.20 |
| HVAC repair | 590 | $15.00 to $59.80 |
| House cleaning | 590 | $5.26 to $15.56 |
| Web design | 320 | $4.88 to $30.16 |
| SEO company | 170 | $10.50 to $33.36 |
Source: Google Keyword Planner, pulled November 14, 2026. Agency searches are US-wide. Service searches and bids are measured for Nassau and Suffolk counties, New York only. Bid ranges are Google's estimates of what advertisers paid to show at the top of the page.
Where Long Island sits among the metros
Averaging the middle of the bid ranges above, Long Island ranks 5 of 5 among the metro areas on this site. A higher average means more advertisers compete for the same local searches, so tight targeting and strong landing pages matter more.
Choosing an agency in Long Island
- Ask how they target Long Island specifically: which counties, towns or a radius, and why.
- Ask for examples in your trade and what a lead cost.
- Confirm you will own the ad accounts and analytics.
- Check how they track calls and forms before spending.
- Agree a monthly report built on leads and cost per lead, not clicks.