29420 Property Tax Rate
North Charleston, South Carolina · Part of Dorchester County
Effective Tax Rate
0.66%
80% above state avgMedian Annual Tax
$1,863
$155/mo escrow
Estimate Your Tax
Annual Tax
$1,863
Monthly
$155
Eff. Rate
0.66%
Buyer decision brief
What ZIP 29420 means for your housing budget
Use this ZIP page to compare recurring tax burden before you compare listing prices. The numbers below are Census ZCTA estimates, so they are strongest for neighborhood comparison and weakest for parcel-specific tax planning.
Monthly escrow signal
$155/mo
Based on median annual tax paid
State context
0.11 percentage points above the South Carolina average
South Carolina average: 0.54%
Data confidence
High confidenceThe Census margin of error is $182, about 10% of the median tax estimate.
Verify before you offer
- Confirm parcel assessed value with Dorchester County assessor.
- Check homestead, senior, veteran, and disability exemptions.
- Ask whether purchase triggers reassessment or value-cap reset.
- Review school district and special assessment boundaries.
Lower-rate similar ZIPs
This is informational content, not tax, legal, or mortgage advice. Local assessor records remain the source of truth for a specific property.
Data confidence ledger
Can you trust ZIP 29420 for comparison?
ACS vintage
2019-2023 ACS 5-Year Estimates
Five-year Census ZCTA estimates.
ZCTA caveat
Census area, not parcel boundary
USPS ZIP routes and taxing districts can differ inside the same area.
Field completeness
3/3 required fields
Median tax, home value, and derived rate are present.
MOE status
Strong ACS confidence
$182 tax MOE, 10% of the median tax estimate.
Last site refresh
March 10, 2026
Dataset and page-quality audit run locally before publication.
County fallback
County advisory available
Dorchester County is used for assessor verification and broader context.
Tax bill anatomy
What can change your actual bill in ZIP 29420
Use the ZIP estimate to compare neighborhoods, then verify these parcel-level inputs before relying on a payment estimate.
Assessed value
The ZCTA median home value is $283,900, but your bill starts with the local assessed value for a specific parcel.
Effective rate
The displayed rate is 0.66%, derived from median tax paid divided by median home value.
Exemptions
Homestead, senior, veteran, disability, and local exemptions can reduce taxable value. Confirm eligibility before estimating escrow.
Reassessment
A purchase can change assessed value depending on South Carolina and county rules. Ask how sale price affects the next assessment cycle.
Escrow impact
The median tax paid in this ZCTA equals about $155 per month before insurance, HOA dues, or special assessments.
Assessor verification
Dorchester County assessor or tax collector records are the source of truth for parcel taxes, appeal windows, and exemptions.
How ZIP 29420 Compares
Median Annual Property Tax
ZIP 29420
0.66%
Effective rate
South Carolina Avg
0.54%
Effective rate
National Avg
1.10%
Effective rate
State Ranking
Property Tax Rank in South Carolina
Higher than 83% of ZIP codes in South Carolina(83th percentile, 374 ZIPs compared)
Property Tax Analysis
Property Tax Insights for ZIP 29420
Property owners in ZIP code 29420 (North Charleston, South Carolina) pay a median of $1,863/year in property taxes on homes valued at $283,900. This translates to an effective tax rate of 0.66%, which is 21% above the South Carolina state average of 0.54%.
The monthly property tax burden for a median-valued home in 29420 is approximately $155, which factors into escrow payments on mortgages. This ZIP code is located within Dorchester County. This is $828 more than the South Carolina average of $1,035/year.
Compared to similar ZIP codes in South Carolina, 29420 has higher property taxes. ZIP codes with similar effective rates include 29355 (0.66%) and 29556 (0.66%).
In North Charleston, property taxes represent approximately 2.7% of the median household income of $69,043, providing context for the relative tax burden on homeowners in this area.
South Carolina imposes property taxes at the county level with no statewide reassessment cap; the Dorchester County Assessor resets your home's assessed value to fair market value upon purchase. Dorchester County offers a Homestead Exemption of $50,000 off assessed value for primary residences — contact the Dorchester County Assessor's office immediately after closing to apply. File your exemption claim within the first tax year of ownership to lock in the benefit on your tax bill.
Frequently Asked Questions
What is the property tax rate in ZIP code 29420?
How much are property taxes in North Charleston, SC (29420)?
How does ZIP 29420 compare to the South Carolina average?
What is the median home value in ZIP 29420?
What county is ZIP code 29420 in?
Margin of Error
The median property tax estimate for this ZIP code has a margin of error of ±$182. ZCTA-level data has wider margins than county-level estimates due to smaller sample sizes.
County-Level Data
ZIP code 29420 is part of Dorchester County, South Carolina. View the full county profile for broader context and more data.
View Dorchester County on TaxByCounty →Explore North Charleston, SC
View all 3 ZIP codes in North Charleston with property tax comparisons.
View North Charleston Property Tax Rates →Why compare these ZIPs?
Better comparison set for ZIP 29420
Each ZIP highlights a homebuyer tradeoff: lower rate, stronger value context, shared county rules, city boundary changes, or nearby missing data.
29405
North Charleston, SC
0.23 percentage points lower than ZIP 29420.
Rate
0.42%
Tax
$1,130
Quality
89
29418
North Charleston, SC
0.14 percentage points lower than ZIP 29420.
Rate
0.51%
Tax
$1,200
Quality
89
29472
Ridgeville, SC
0.12 percentage points lower than ZIP 29420.
Rate
0.54%
Tax
$1,324
Quality
84
29483
Summerville, SC
0.09 percentage points lower than ZIP 29420.
Rate
0.56%
Tax
$1,707
Quality
96
29485
Summerville, SC
0.07 percentage points lower than ZIP 29420.
Rate
0.59%
Tax
$1,834
Quality
96
29448
Harleyville, SC
0.06 percentage points lower than ZIP 29420.
Rate
0.60%
Tax
$1,106
Quality
84
29471
Reevesville, SC
0.04 percentage points lower than ZIP 29420.
Rate
0.62%
Tax
$716
Quality
89
29437
Dorchester, SC
0.03 percentage points lower than ZIP 29420.
Rate
0.62%
Tax
$1,134
Quality
89
Data from U.S. Census Bureau, American Community Survey 2019-2023 5-Year Estimates (ZCTA level). ZIP Code Tabulation Areas (ZCTAs) are Census approximations of USPS ZIP codes.
Estimates are informational only and should not be used as financial or legal advice.