Search Charleston County Property Tax Records
Charleston County property tax records are available online through the county's Public Access Now portal and GIS mapping system. These records cover all real property in Charleston County, including parcels in Charleston, North Charleston, Mount Pleasant, and surrounding communities. The county uses Tax Map System (TMS) numbers to identify individual parcels, and searches can be performed by TMS number, street address, or Property ID. The Assessor's office is at 2144 Melbourne Ave, Charleston, SC 29405, and can be reached at 843-958-4100. Additional department contacts include the Auditor at 843-958-4200 and the Treasurer at 843-958-4360.
Charleston County Property Tax Quick Facts
Charleston County Assessor Office
The Charleston County Assessor's office is located at 2144 Melbourne Ave, Charleston, SC 29405. The main number is 843-958-4100. The GIS and Mapping division can be reached at 843-958-4173. The Recorder's office is at 843-958-4800, and the Courthouse can be reached at 843-740-5890. Each office serves a specific role in maintaining and providing access to property records for one of South Carolina's largest and most active real estate markets.
Under SC Code Title 12, Chapter 37, Charleston County maintains a full-time assessor who oversees property valuation, deed tracking, building permit review, tax map maintenance, and unlisted property discovery. Charleston County's scale makes this a significant undertaking, with tens of thousands of parcels spanning dense urban neighborhoods, suburban communities, and coastal properties across the county.
Charleston County uses TMS numbers as the standard identifier for all real property parcels. This system allows any parcel to be searched across multiple county databases using a single number. Knowing your TMS number speeds up research whether you are using the online portal, contacting the Assessor's office, or reviewing documents at the Recorder's office.
The screenshot below shows the Charleston County property tax search portal, where users can look up tax bills, assessed values, and ownership data by TMS number, street address, or Property ID.
The Public Access Now portal supports real property tax bill searches, personal property records, and motor vehicle tax searches. Multiple search fields make it easy to find a specific parcel even if you only know the street address.
Charleston County Online Tax Search and GIS Portal
Charleston County's primary online tax search portal is available at sc-charleston.publicaccessnow.com. Users can search by street address, Property ID, PIN, or TMS number. The portal returns real property tax bills, personal property records, and motor vehicle tax information. Results show the assessed value, tax amount, payment status, and parcel details.
The county also maintains a GIS viewer at ccgisweb.charlestoncounty.org/website/Charleston/viewer.htm. This tool displays parcel boundaries against an aerial photography base map. Clicking a parcel in the GIS viewer opens a data panel with ownership and assessment information. The GIS viewer and the Public Access Now portal use the same TMS numbering system, so data from one tool can be verified against the other.
Charleston County's size means that the GIS viewer covers a wide range of property types and densities. Properties in downtown Charleston, commercial corridors in North Charleston, and waterfront lots along the coast are all mapped within the same system. The ability to search by street address is particularly useful in dense urban areas where parcel numbers may be less familiar to property owners.
A resource directory for Charleston County property tax information is also available at charleston-sc.gov. This page consolidates contact information and links for all relevant departments in one place.
The image below shows the Charleston County property tax resource directory, which provides contact details and links for the Assessor, Auditor, Treasurer, and other offices involved in the county's property tax system.
The resource directory is a good starting point if you are unsure which office handles a specific aspect of your property tax question. It lists departments along with their phone numbers and website links.
Note: For personal property and motor vehicle tax records, users should confirm they are searching in the correct category within the Public Access Now portal, as real property and personal property records are stored separately.
Charleston County Assessment Ratios and Property Classes
South Carolina establishes assessment ratios through SC Code Chapter 43. These ratios apply to all 46 counties, including Charleston. The primary residential rate is 4% for an owner-occupied home on five acres or less that is the owner's legal residence. Investment properties, rental homes, and second homes in Charleston County are assessed at 6%. Commercial property also carries a 6% ratio, while manufacturing property is taxed at 10.5%.
In a county as active as Charleston, the difference between the 4% and 6% ratios has a significant financial impact. Properties in popular areas like Mount Pleasant, the Charleston peninsula, and Daniel Island can carry high market values. A property assessed at 6% instead of 4% results in a substantially higher annual tax bill. Homeowners who occupy their property as a primary residence should ensure they have filed for the legal residence classification with the Assessor's office.
Agricultural land in Charleston County follows the statewide pattern. Private agricultural tracts qualify for 4%. Corporate-held agricultural land is assessed at 6%. Given the limited amount of agricultural land in a largely developed county like Charleston, this primarily affects properties at the edges of the county and along rural corridors.
Charleston County Reassessment and Value Appeals
State law under SC Code 12-43-217 requires countywide reassessment every five years. Charleston County undergoes this process on the same cycle as all South Carolina counties. During reassessment, every parcel in the county is reviewed and values are updated to reflect current market conditions. Owners receive assessment notices showing the new proposed value.
Reassessment can produce significant increases in assessed value in Charleston County, where real estate prices have risen sharply in recent years. The peninsula, Mount Pleasant, and James Island have all seen strong market appreciation. Property owners who receive a substantially higher assessment may wish to review whether the value reflects an actual arms-length sale of comparable properties.
Appeals must be filed within the deadline on the assessment notice. The Assessor's office at 843-958-4100 handles first-level reviews. If the dispute is not resolved informally, it can move to a formal appeal. Under SC Code Chapter 60, unresolved property tax disputes may ultimately be heard by the Administrative Law Court. Filing an appeal does not suspend the obligation to pay taxes by the due date.
Charleston County Property Tax Payment and Deadlines
Property taxes in Charleston County are due by January 15 each year. SC Code Chapter 45 governs the Treasurer's duties and establishes the penalty structure for late payments. A 3% penalty applies starting January 16. An additional 7% is added after February 2. Another 5% penalty is assessed after March 16. These penalties are mandatory under state law and cannot be waived.
The Charleston County Treasurer handles all tax payments and can be reached at 843-958-4360. Payments are accepted in person, online, and by mail. The county's online payment system allows property owners to pay tax bills directly, review payment history, and print receipts. This is especially useful for owners of multiple properties or those who manage real estate from outside the county.
Under SC Code 12-49, property taxes are a first lien on real estate in South Carolina. This lien attaches on December 31 of the tax year. Buyers of Charleston County property should confirm that all taxes have been paid before closing to avoid inheriting unpaid obligations.
Homestead Exemption and Other Charleston County Exemptions
South Carolina's Homestead Exemption removes the first $50,000 of fair market value from the taxable base of a qualifying primary residence. To qualify, the owner must be 65 or older, permanently disabled, or legally blind, and must have held title for at least one year. Applications are submitted to the Charleston County Auditor at 843-958-4200.
In Charleston County's strong real estate market, removing $50,000 from the taxable base translates to meaningful savings each year. Senior homeowners who qualify should apply as soon as they meet the age and ownership requirements. The exemption applies from the year of application and does not cover prior tax years.
Exemptions for schools, churches, and nonprofit organizations are administered through the Assessor's office. SC Code Chapter 37 specifies the categories of property that qualify and the documentation required. The SC Department of Revenue handles certain exemptions for commercial and manufacturing properties that operate under state-level tax programs.
Delinquent Charleston County property taxes follow the process in SC Code Chapter 51. After a delinquency notice around April 1, properties may be advertised for tax sale with three weeks of required public notice. The 12-month redemption period allows original owners to reclaim their property by paying all outstanding amounts plus quarterly interest. The South Carolina Association of Counties provides additional general guidance on this process statewide.
Nearby Counties
Charleston County is surrounded by several South Carolina counties. Use the links below to search property tax records in neighboring areas.