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Dalzell, SC

Full City Profile · South Carolina · Lee County County

2.8 /5.0
C+ Fair
2,949 Population 504/sq mi density
$52,723 Median Income $27,526 per capita
$155,000 Home Value $217,427 Zillow
$961 Median Rent 33.5% income on rent
63°F Avg Temperature 318 sunny days/yr
789 Violent Crime/100K 4,676 property/100K
C+
Overall
2.8 / 5.0
Fair overall score based on economy, affordability, safety and education
B
Economy
3.1 / 5.0
$52,723 median income, 7.1% unemployment
A+
Affordability
5.0 / 5.0
$155,000 home value, $961/mo rent
F
Safety
1.0 / 5.0
789 violent crimes/100K (108% above avg)
C
Education
2.2 / 5.0
15.4% bachelor's degree or higher
Dalzell enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 45°F in January while summers reach 81°F in July. The area gets 318 sunny days per year. Air quality is rated Good with a median AQI of 43.

Temperature

45°F Jan (7°C) 81°F Jul (27°C)
Annual Average63.1°F
17% above US avg
January Average45°F (7°C)
July Average81°F (27°C)
Sunny Days318 days/yr

Geography

Elevation231 ft (70 m)
Area5.9 sq mi (15.3 km²)
Population Density504/sq mi
Coordinates34.0203°N, 80.4329°W
TimezoneAmerica/New_York
CountyLee County County
Nearest AirportHartsville Regional (HVS)
32 miles away

Precipitation & Snow

Wettest Month (Jul) 5.20"
Driest Month (Apr) 2.87"

Air Quality

AQI Median43.0
RatingGood

Natural Hazard Risk

Overall RiskVery Low
Risk Score36.0 / 100
Social Vulnerability86.2 / 100
Community Resilience18.1 / 100

Hazard Breakdown

Tornado Relatively Low
Hurricane Relatively Moderate
Earthquake Relatively Low
Wildfire Very Low
Flood Very Low
Hail Relatively Low
Strong Wind Relatively Moderate
Heat Wave Relatively Low
Winter Weather Very Low
Lightning Relatively Low
Ice Storm Relatively Low
Drought Relatively Low
Cold Wave Relatively Low
Landslide Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

53 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.1. Most recent: M2.6 on Apr 26, 2025.

Aug 21, 1992 1 km SSE of Centerville, South Carolina M4.1 118 km
Apr 13, 1998 9 km S of Kershaw, South Carolina M3.9 53 km
Apr 17, 1995 0 km NNW of Centerville, South Carolina M3.9 116 km
Jun 29, 2022 6 km E of Elgin, South Carolina M3.6 32 km
Nov 13, 1990 4 km SSW of Ladson, South Carolina M3.5 123 km
Jun 29, 2022 6 km E of Elgin, South Carolina M3.5 32 km
Jun 26, 2022 6 km E of Elgin, South Carolina M3.4 31 km
May 9, 2022 5 km ESE of Elgin, South Carolina M3.3 32 km
Aug 29, 2009 2 km NE of Summerville, South Carolina M3.2 113 km
Aug 8, 1993 12 km ENE of Aiken, South Carolina M3.2 117 km
Jul 20, 2004 7 km WSW of Centerville, South Carolina M3.1 118 km
May 5, 2003 4 km NNW of Summerville, South Carolina M3.1 110 km
Mar 29, 1999 3 km NNW of Sangaree, South Carolina M3.0 110 km
Jul 26, 2002 4 km NNW of Summerville, South Carolina M3.0 109 km
Mar 19, 2014 0 km WNW of Centerville, South Carolina M3.0 116 km
Feb 18, 2005 7 km ENE of Irmo, South Carolina M2.9 64 km
Mar 21, 2011 9 km S of Cordova, North Carolina M2.9 105 km
Feb 7, 1990 9 km S of Centerville, South Carolina M2.9 126 km
Jan 29, 1994 12 km NNE of Alcolu, South Carolina M2.9 32 km
Mar 2, 2003 7 km S of Centerville, South Carolina M2.9 124 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

19 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 4. Most recent: Ian (2022, Cat 1).

Year Name Category Closest
2022 Ian Category 1 139 km
2020 Isaias Category 1 179 km
2019 Dorian Category 3 205 km
2018 Florence Category 2 187 km
2016 Matthew Category 2 143 km
2014 Arthur Category 2 234 km
2005 Ophelia Category 1 256 km
2004 Alex Category 1 285 km
2004 Gaston Category 1 137 km
2004 Charley Category 1 141 km
1999 Floyd Category 2 226 km
1999 Dennis Category 2 296 km
1999 Irene Category 1 240 km
1998 Bonnie Category 3 252 km
1996 Fran Category 3 206 km
1996 Bertha Category 2 221 km
1989 Hugo Category 4 59 km
1985 Bob Category 1 203 km
1984 Diana Category 4 197 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tornado History

475 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 24 fatalities, 578 injuries.

Date Rating Distance Fatalities
Mar 28, 1984 EF4 60 km 0
Mar 28, 1984 EF4 94 km 7
Mar 28, 1984 EF4 78 km 0
Mar 28, 1984 EF4 90 km 5
Apr 8, 1957 EF4 69 km 4
Mar 15, 2008 EF3 95 km 0
Apr 15, 2007 EF3 26 km 1
Dec 10, 2004 EF3 62 km 0
Sep 7, 2004 EF3 31 km 0
Nov 2, 1995 EF3 66 km 0
Aug 16, 1994 EF3 76 km 0
Aug 16, 1994 EF3 74 km 0
Mar 28, 1984 EF3 97 km 0
May 20, 1980 EF3 90 km 0
Apr 18, 1969 EF3 53 km 0
Apr 5, 2022 EF2 41 km 0
May 5, 2020 EF2 84 km 0
Apr 13, 2020 EF2 76 km 0
Jan 11, 2020 EF2 46 km 0
Apr 19, 2019 EF2 94 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Tsunami History

1 tsunami recorded within 500 km.

Year Location Cause Max Wave Deaths Distance
1886 CHARLESTON, SC Earthquake 131 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Wildfire History

20 wildfires (100+ acres) within 100 km. Largest: UNNAMED (5,322 ac, 2009).

Year Name Acres Distance
2009 UNNAMED 5,322 36 km
2010 UNNAMED 3,759 72 km
2001 UNNAMED 3,481 26 km
1991 UNNAMED 3,094 55 km
1992 UNNAMED 2,650 56 km
2014 UNNAMED 2,567 98 km
2008 05/05 RX BURN 2,351 69 km
2008 MATTASSEE LAKE 1 2,268 84 km
2016 UNNAMED 2,124 94 km
2007 06-09 RX BURN 2,054 66 km
2022 SCCRR-FY22-RX-PRESCRIBED FIRE 2,039 60 km
2002 UNNAMED 1,920 85 km
2002 MONKEY FACE 1,906 93 km
1998 981406 1,892 62 km
1994 CM 15 16 17 1,871 64 km
2017 TURN TABLE FIRE 1,868 94 km
2008 UNNAMED 1,799 74 km
1994 COMP 1112 1,798 59 km
1998 980803 1,780 68 km
2000 2000 1003 1,768 62 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 45°F (7°C) 4.4 in Coldest
February 47°F (8°C) 3.5 in
March 54°F (12°C) 4.3 in
April 62°F (17°C) 2.9 in Driest
May 70°F (21°C) 3.5 in
June 77°F (25°C) 4.8 in
July 81°F (27°C) 5.2 in Warmest, Wettest
August 79°F (26°C) 5.0 in
September 74°F (23°C) 3.8 in
October 63°F (17°C) 3.2 in
November 54°F (12°C) 2.9 in
December 47°F (8°C) 3.4 in

Dalzell has a seasonal temperature swing of 36°F / from 45°F in January to 81°F in July. Total annual precipitation is 46.8 inches, with July being the wettest month (5.2") and April the driest (2.9").

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