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Charleston County, SC · SEO Services
SEO Agency in Charleston County: Rank Where Every Business Is Competing
Local search in Charleston County is crowded, at 89.2 businesses per 10,000 residents, and that changes how SEO should be built here. GetPhound is a search engine optimization agency for small businesses: pages for each city you serve, Google Maps and AI search work, and flat monthly plans with no contracts. The data behind the Charleston County market follows.
Market at a glance
How Contested Is Local Search in Charleston County?
Local Search Competition Index
81.1/ 100
Sitting at rank 79 of 1,822 counties with 20,000+ residents and 31 of the 400 markets we cover. More local businesses chasing the same searches pushes the score up. How the score works
We rate every U.S. county-equivalent with 20,000 or more residents on how many local-search businesses (the lawyers, dentists, contractors, restaurants, salons and agents that customers find on Google and the map) compete for the same customers. Charleston County scores 81.1, which is among the most contested markets in the country.
What shapes SEO in Charleston County is more than the score. It is a county with unusually many local-search businesses for its size, and it is a county with many sizeable cities and towns. The eight measures below show how it compares with every other county.
- Population growth since the 2020 Census +3.9% More growth than 80% of counties
- Median household earnings (2023 est.) $88,111 Higher than 87% of counties
- Local-search business locations per 10,000 people 89.2 Denser than 98% of counties
- Growth in those businesses, 2017 to 2022 +8.4% Growing faster than 66% of counties
- Share of them with fewer than 5 employees 57.1% Smaller share than 58% of counties
- Growth in employer locations across every industry, 2017 to 2022 +11.3% Ahead on growth than 86% of counties
- Places with 2,500 or more residents 8 More towns than 90% of counties
- Homes permitted in 2025 per 10,000 residents 80 Heavier building than 89% of counties
Each bar places Charleston County alongside all 1,822 U.S. counties with 20,000 or more residents. Sources: U.S. Census Bureau Population Estimates, County Business Patterns (2017 and 2022), Small Area Income and Poverty Estimates and the Building Permits Survey.
What shapes local search here
Charleston County Has More Local-Search Businesses Than Most Counties
Charleston County packs 3,787 local-search employer locations into 424,367 residents, 89.2 per 10,000 people and more than in 98% of counties. The more businesses compete for the same searches, the more it pays to be precise about services, cities and neighborhoods.
Charleston County has 424,367 residents, which ranks 174th of 3,143 U.S. counties, and its population has changed +3.9% since the 2020 Census. Across all industries it has 15,484 employer locations, 36.5 per 1,000 residents.
No single place dominates Charleston County: the largest, Charleston, has about 33% of residents, and others include Mount Pleasant (95,232), North Charleston (91,663), James Island (11,903) and Hollywood (5,445). Searchers use their own town's name, so each place is its own ranking opportunity.
Where the customers are
Charleston County by Place: A Search Market for Each
Population by place, from the Census Bureau's latest estimates. People search by town name, so each of these is a separate set of searches and a possible landing page for each service you offer.
| Place name | Residents (2023 est.) | Portion of county population |
|---|---|---|
| Charleston (part) | 139,285 | 33% |
| Mount Pleasant | 95,232 | 22% |
| North Charleston (part) | 91,663 | 22% |
| James Island | 11,903 | 3% |
| Hollywood | 5,445 | 1% |
| Isle of Palms | 4,370 | 1% |
Data: U.S. Census Bureau Population Estimates. The list covers cities, towns and census-designated places; where a city extends into a neighboring county, only the part inside Charleston County is counted.
Who you would rank against
Which Charleston County Categories Are Most Contested in Local Search
For each local-search category we divide employer locations by population and compare the result with the median county. A 2.0x reading means two times the businesses per resident a typical county has.
CategoryEmployer locationsCrowding vs. a typical countyChange from 2017 to 2022Locations under 5 staff
Real estate agents and brokersBusiest 596 +33.9% 546
Law offices 484 -1.8% 320
Beauty salons 161 +15.8% 109
Physicians offices 403 -8.2% 171
Full-service restaurants 634 +8% 139
Janitorial services 140 -13% 73
Residential remodelers 257 +31.1% 194
Dentists 229 +8.5% 77
Accounting and CPA firms 83 -7.8% 53
Insurance agencies and brokerages 233 +22% 169
Roofing contractors 33 +65% 18
Landscaping services 185 +3.4% 111
Plumbing, heating and air-conditioning contractors 155 +7.6% 75
Electrical contractors 100 +13.6% 58
General automotive repairLeast contested 94 -16.1% 48
Crowding compares employer locations per 10,000 residents with the median U.S. county of 20,000+ residents (1.0x is typical; the dark tick marks it). Figures are establishments from the Census County Business Patterns (2017, 2022), not search volumes. Method
In Charleston County, the real estate agents and brokers category is the most contested, with 596 locations at 5.6 times the typical density, up 33.9% since 2017. Law offices (484 locations, 4.0x) and beauty salons (161 locations, 2.4x) also run above a normal county. At the other end, the general automotive repair category (94 locations) is below typical density at 0.9x, which means fewer competing sites to outrank.
Real estate agents and brokers is also the fastest-growing category, up 33.9%, so the competition is still building. General automotive repair went the other way, down 16.1% to 94 locations. The tiniest competitors are in real estate agents and brokers: 546 of 596 locations (92%) have fewer than five employees.
This is a headcount of local businesses. It tells you nothing about search volume or how quickly a site can climb, and we do not guess at either; it tells you how many other sites you would be sharing the results with.
Similar markets
Six Counties That Resemble Charleston County
These six counties are the nearest matches to Charleston County in our 400-market set when we compare size, income, local-search competition, small-business mix and growth together.
| County | LSCI | Population | Population change since 2020 | How local businesses changed since 2017 | Share under 5 employees |
|---|---|---|---|---|---|
| Charleston County, SC (this page) | 81.1 | 424,367 | +3.9% | +8.4% | 57.1% |
| Washoe County, NV | 73.8 | 498,022 | +2.4% | +9.7% | 58.1% |
| Placer County, CA | 82.5 | 423,561 | +4.6% | +12.9% | 59.9% |
| Polk County, IA | 71.4 | 505,255 | +2.6% | +8.5% | 58.4% |
| New Hanover County, NC | 89 | 238,852 | +5.8% | +14% | 55.6% |
| Greenville County, SC | 68.7 | 558,036 | +6.2% | +15% | 58.6% |
| Buncombe County, NC | 80.9 | 275,901 | +2.4% | +20.5% | 59.7% |
Look-alikes are the six counties in our 400-market set closest to this one on size, income, local-search competition, small-business mix and growth. Sources are listed above.
Washoe County, NV is the closest match, scoring 73.8 against Charleston County's 81.1. Greenville County, SC is the furthest from it, scoring 68.7. Placer County, CA has 59.9% of its local-search locations under five employees against 57.1% in Charleston County. If you already invest in SEO in one of these markets, the comparison shows how similar the competition is, not what your results will be.
Demand signal
Charleston County Housing Permits Since 2023: Down From the High, Still Slowing This Year
New homes authorized by building permits. Data: the Census Bureau's Building Permits Survey (county annual files; year-to-date comparison covers the same months in each year). A permit is an authorization, not a finished home.
Charleston County authorized 4,558 housing units in 2023 and 3,396 in 2025, about 25% fewer; 2025 still works out to 80 units per 10,000 residents, more than in 89% of counties. For January through August, permits are running at 2,031 against 2,453 a year earlier (−17.2%).
The construction-linked categories already most contested in Charleston County are real estate agents and brokers (5.6x typical) and residential remodelers (2.0x typical). Because SEO builds gradually, the best time to start is before demand arrives; pages already indexed and ranking are the ones new households meet first.
Run your own numbers
Work Out What SEO Has to Earn for You to Come Out Ahead
SEO is a monthly investment that compounds over time, so the useful question is how many new customers it takes to pay for itself. Fill in what a customer is worth to you and pick the plan you are considering.
What you get
What Our SEO Services Cover in Charleston County
Google Maps SEO
Profile optimization, citations, weekly posts, rank tracking and review management, so you show up in the map results when Charleston County customers search nearby. About Map SEO.
Optimization for AI search
We organize your pages and business details so AI tools find clear, consistent facts. No one can guarantee a mention in an AI answer; this improves the odds.
Content and on-page SEO
Every Organic Growth plan includes technical fixes, on-page optimization and new content each month that answers real customer questions.
Call it SEO services, an SEO company, an SEO agency, local SEO or search engine optimization: the work is getting Charleston County businesses found on Google, Maps and AI search. One account manager and a monthly Search Console and Analytics report come with every plan, and Gold and Platinum add a fully managed website.
Step by step
How SEO Services Work in Charleston County
Research first
We dig into your services, your service area and your competitors, audit your site end to end, and put together a six-month plan. None of it costs extra.
Create the landing pages
RankGuarantee™ creates a dedicated landing page for each service in every city you cover, and your website gets on-page work and technical fixes.
Beyond the website
We work on your Google Business Profile, citations and reviews, publish Strategic Content Assets, and lay out your pages so AI search can use them.
Measure & expand
You get monthly reporting from Search Console and Analytics with your account manager, and we build more where the figures show it will help.
Fees
SEO Services Pricing: Flat Monthly Plans
There is no setup fee and no contract on any plan. Onboarding comes with the monthly rate: keyword research, a full website audit and a six-month strategy. Talk to our CEO about it.
Questions
Charleston County SEO Services: Your Questions Answered
How much do SEO services cost in Charleston County?
You pay a flat monthly fee. RankGuarantee™, our local landing page engine, is $495 a month on its own. Organic Growth plans, which bring in Google Maps work, AI search optimization, content and more landing pages, run $1,495 (Silver), $2,495 (Gold) and $3,495 (Platinum). You pay no setup fee and sign no contract.
How soon will I see results from SEO in Charleston County?
A fixed SEO timeline would not be honest. Rankings take time and depend on the competition, your site and the work we publish. Real estate agents and brokers is the most contested category in Charleston County at 5.6x typical, so it is the one to be patient with. We plan in six-month cycles and show you the movement monthly, and you can cancel anytime.
Is Charleston County a competitive market for SEO?
The densest category here is
More than most. Charleston County scores 81.1 on our Local Search Competition Index, ranking 79th of 1,822 counties with 20,000+ residents and 31st of the 400 markets we cover. Real estate agents and brokers, at 5.6 times the typical county. Fewer than five employees work at 57.1% of local-search locations, which frequently means thin websites to outrank. That raises the value of city-and-service pages and strong reviews.
Which local businesses compete for search in Charleston County?
Across the fifteen categories we track, the largest by employer locations in Charleston County are full-service restaurants (634), real estate agents and brokers (596) and law offices (484). Measured against a typical county, the most contested are real estate agents and brokers (5.6x) and law offices (4.0x). A large or crowded category does not settle whether SEO will work for you; it shows how many other sites would be in the results with you.
Which cities in Charleston County would you build pages for?
The ones you serve. Charleston County has 8 places of 2,500 or more residents, led by Charleston, Mount Pleasant, North Charleston, James Island and Hollywood. RankGuarantee™ builds local landing pages for each service in each city you serve (25 new pages a month on the $495 plan, 25 to 100 on Organic Growth), so the plan follows your service area, not the county line.
Do you do local SEO and Google Maps optimization?
We do. All Organic Growth plans include Google Business Profile optimization, citations and review management, plus on-page and technical SEO, strategic content and AI search (GEO) work. Map results matter most for searches such as "near me", and most of the local categories in Charleston County rely on them.
Does SEO help me show up in ChatGPT and Google's AI answers?
It may. We include AI search (GEO) optimization in our plans: clean, structured pages and consistent business information give AI tools more to draw on. No one can guarantee a mention in an AI answer, and we do not promise one, but the work that earns rankings also builds the content those tools use.
Should I do SEO or Google Ads in Charleston County?
Often both. Google Ads can send calls within days and costs per click; SEO takes longer to build and keeps working without a per-click charge. When you need leads right away, begin with ads (we manage Google Ads, Bing and Meta too) and build SEO as the asset that makes you less dependent on ads.
Is there a contract, and what is in the monthly fee?
There is no contract and no setup fee, and you can cancel anytime. The monthly fee covers onboarding (keyword research, a website audit and a six-month strategy), the landing pages and content your plan includes, ongoing page management and rank tracking, and one account manager who sends you a report each month.
Close by
Also Serving the Counties Around Charleston County
If you serve beyond Charleston County, these are the closest counties, center to center:
- Berkeley County, SC: about 28 miles away, 255,217 people, index score 38
- Dorchester County, SC: around 33 miles out, 169,833 people, competition index 47.8
- Colleton County, SC: about 42 miles out, 38,874 residents, Local Search Competition Index 37.8
- Beaufort County, SC: around 53 miles from here, 198,979 people, index score 80.9
- Georgetown County, SC: roughly 57 miles from here, 65,731 residents, competition index 75.1
- Williamsburg County, SC: about 59 miles away, 29,891 residents, Local Search Competition Index 20.6
How it was made
How This Charleston County Page Was Built
Each number on this page is taken from public Census Bureau data, calculated the same way across each county, which lets you compare Charleston County with any other market. We do not use client account data, and we do not publish search volumes, traffic or ranking results for GetPhound clients, because results differ by business.
- UpdatedOctober 16, 2026
- SourcesPopulation Estimates (2023), County Business Patterns (2017, 2022), Small Area Income and Poverty Estimates (2023), Building Permits Survey (2021 to 2026 year to date), Census Gazetteer files.
- MethodologyThe Local Search Competition Index and every derived figure are defined on the method page. Compare all markets in the index.
- Found an error?Noticed a mistake? Email hello@getphound.com and we will verify it against the original data.
Contact Us
Ready to Rank Higher in Charleston County?
Share what you sell and where in Charleston County you want customers. We will walk through the plan that fits. Call 610-825-4363 or email hello@getphound.com to set up a strategy session with our CEO.