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$649,000
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Property Description
Lets make this your income producing downtown Pied-a-Terre. 2-bedroom duplex with an open design and good functional flow. You will really enjoy this unique space on the peninsula of Charleston close to everything.
Full Property Details
Full Property Details for 21 Line St
General
- Price: $649,000
- Status: Active
- Type: Duplex
- Source: Charleston_Trident_MLS
- MLS ID: 26000204
- Updated: 1/3/2026
- Added to Site: 15 day(s) ago
Rooms
Bedrooms
- Total Bedrooms: 4
Location
- Area: 51 - Peninsula Charleston Inside of Crosstown
- County: Charleston
- Subdivision: Eastside
School Information
- Elementary School: Memminger
- Middle School: Simmons Pinckney
- High School: Burke
Community
- Community Name: 51 - Peninsula Charleston Inside of Crosstown
Heating & Cooling
- Air Conditioning: Yes
- Cooling Type: Window Unit(s)
- Heating Type: Forced Air
Utilities
- Sewer: Public Sewer
- Water: Public
- Utility Description: Charleston Water Service
Structural Information
- Structure Type: Duplex
- Construction: Wood Siding
- Building Size: 1252
- Square Feet: 1,252
- Year Built: 1910
Unit Information
Unit 1
- Square Feet: 636
- Total Bathrooms: 1
- Bedrooms: 2
Unit 2
- Square Feet: 636
- Total Bathrooms: 1
- Bedrooms: 2
Lot Features
- Lot Size (Acres): 0.02
- Lot Size (Sq. Ft.): 871
Financial Considerations
- Terms: Cash, Conventional
Listed by The Goodwin Group Inc
Get Pre-Approved Today
Schools
Schools serving 21 Line St
School District:Charleston County School District
| Name | Grades | Distance |
|---|---|---|
Sanders-Clyde Elementary School 805 Morrison Drive, Charleston, SC 29403 | PK-5 | 0.3 mi |
Simmons Pinckney Middle School 244 President Street, Charleston, SC 29403 | 6-8 | 0.8 mi |
Burke High School 244 President Street, Charleston, SC 29403 | 9-12 | 0.8 mi |
Disclaimer:
School attendance boundaries provided by Pitney Bowes and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 21 Line St
Date
Details
Price
Change
Source
1/02/2026
Listed
$649,000
256.59%
MLS
9/25/2017
Sold
$182,000
—
Public Record
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Tax History
Tax History for 21 Line St
Year
Property Taxes
Change
Tax Assessment
Change
2024
$1,373
4%
$9,910
—
2023
$1,326
5%
$9,910
—
2022
$1,260
-4%
$9,910
—
2021
$1,319
-3%
$9,910
-10%
2020
$1,366
33%
$11,020
51%
2018
$1,028
42%
$7,280
201%
2017
$726
7%
$2,420
—
2015
$678
12%
$2,420
18%
2012
$607
—
$2,050
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 21 Line St
21 Line Street, Charleston, SC 29403 (MLS# 26000204) is a Duplex property with 4 bedrooms and 0 full bathrooms. 21 Line Street is currently listed for $649,000 and was received on January 02, 2026. Want to learn more about 21 Line Street? Do you have questions about finding other Duplex real estate for sale in Downtown Charleston? You can browse all Downtown Charleston real estate or contact a Coldwell Banker agent to request more information.

