33813 ZIP Code — Lakeland, FL

Polk County, Florida

ZIP code 33813 is located in Lakeland, Florida, within Polk County. It covers approximately 21.00 square miles and serves a population of 37,582 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 863.

About ZIP code 33813

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $301,600. Owner-occupancy is high at 79%, well above the national average.

The gap between median ($93,306) and mean household income suggests income inequality — a small number of higher earners pull the average up. 32% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 25 minutes is near the national average.

Educational attainment is near the national average, with 38% of residents holding a bachelor's degree or higher.

Overall, ZIP code 33813 reflects a community defined by high homeownership and a significant Social Security-dependent population.

37,582

population

21.00

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

33813 ZIP code map

Cities in ZIP code 33813

Below are the cities the US Postal Service accepts for ZIP code 33813. Using any city not on this list may result in mail delivery delays.

City	Status
Lakeland	Preferred

Nearby ZIP codes

33812 Lakeland (3 mi) 33803 Lakeland (4.9 mi) 33811 Lakeland (6.3 mi) 33801 Lakeland (6.7 mi) 33815 Lakeland (8.4 mi) 33830 Bartow (8.8 mi) 33880 Winter Haven (9.5 mi) 33860 Mulberry (10.2 mi) 33805 Lakeland (10.4 mi) 33839 Eagle Lake (10.4 mi) 33823 Auburndale (11.5 mi) 33567 Plant City (12.6 mi)

Demographics updated 08/2026

Population
Total population	37,582
Population density	1,790 / sq mi
State FIPS	12
County FIPS	105

Geography
Land area	21.00 sq mi
Water area	2.42 sq mi
Latitude	27.9460
Longitude	-81.9209
Timezone	Eastern (ET)
Area code	863

Total population by age

Gender

Race & ethnicity

Economics updated 08/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	25.5%	48.5%	43.4%
$50k – $100k	34.9%	32.0%	30.8%
$100k – $200k	28.6%	15.7%	19.3%
Over $200k	11.0%	3.7%	6.4%

Demographics & statistics

37,582

Population

1,790

People per sq mi

40.3

Median age

$93,306

Median household income

$44,641

Per capita income

$301,600

Median home value

$1,560

Median monthly rent

78.8%

Home ownership

7.5%

Poverty rate

3.7%

Unemployment

11,636

Housing units

38.2%

Bachelor's or higher

Age distribution

Male Female

1,107

Under 5

1,113

1,411

5–9

1,419

1,475

10–14

1,482

1,282

15–19

1,288

832

20–24

836

1,807

25–34

1,816

2,564

35–44

2,577

2,502

45–54

2,515

1,234

55–59

1,241

1,162

60–64

1,167

2,029

65–74

2,039

1,060

75–84

1,066

278

85+

280

← Male

Female →

Age summary

Group	Count	%
Under 18	9,584	25.5%
18 and over	27,998	74.5%
65 and over	6,752	18.0%
Median age	40.3 years

Race & ethnicity

White 68.5%

Hispanic or Latino 10%

Two or more races 8.4%

Black or African American 5%

Other race 4.9%

Asian 3.1%

American Indian / Alaska Native 0.2%

Group	Count	%
White	28,577	68.5%
Hispanic or Latino	4,164	10%
Two or more races	3,512	8.4%
Black or African American	2,078	5%
Other race	2,029	4.9%
Asian	1,311	3.1%
American Indian / Alaska Native	75	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	25.5%	48.5%	43.4%
$50k – $100k	34.9%	32.0%	30.8%
$100k – $200k	28.6%	15.7%	19.3%
Over $200k	11.0%	3.7%	6.4%

Under $10k 4.5%

$10k–$15k 2.1%

$15k–$25k 3.7%

$25k–$35k 5.4%

$35k–$50k 9.6%

$50k–$75k 13.8%

$75k–$100k 16.1%

$100k–$150k 18.6%

$150k–$200k 11.9%

$200k+ 14.3%

Range	% of households
Under $10k	4.5%
$10k–$15k	2.1%
$15k–$25k	3.7%
$25k–$35k	5.4%
$35k–$50k	9.6%
$50k–$75k	13.8%
$75k–$100k	16.1%
$100k–$150k	18.6%
$150k–$200k	11.9%
$200k+	14.3%
Median income	$93,306

Housing

Home values

Under $50k 3.1%

$50k–$100k 1.5%

$100k–$150k 2.6%

$150k–$200k 10.5%

$200k–$300k 32.1%

$300k–$500k 37.9%

$500k–$1M 10.9%

$1M+ 1.5%

Housing overview

Metric	Value
Median home value	$301,600
Median rent / month	$1,560
Owner occupied	78.8%
Renter occupied	21.2%
Vacant	6.6%
Single-family detached	80.8%
Large apartment buildings	4.2%
Mobile homes	3.2%
Median rooms	6.6
Avg household size (owned)	2.81

Year built

Era	%
2020 or later	0.7%
2010–2019	9.1%
2000–2009	25.4%
1990–1999	11.5%
1980–1989	22.0%
1970–1979	23.7%
1960–1969	5.2%
1950–1959	1.3%
1940–1949	0.3%
1939 or earlier	0.7%

Bedrooms

Size	% of units
No bedroom (studio)	0.7%
1 bedroom	2.6%
2 bedrooms	17.1%
3 bedrooms	43.2%
4 bedrooms	32.2%
5+ bedrooms	4.0%

Vehicles per household

Vehicles	% of households
No vehicle	2.1%
1 vehicle	28.1%
2 vehicles	47.9%
3 or more	21.8%

Heating fuel

Fuel type	%
Utility gas	1.4%
Electricity	97.1%
Propane / LP gas	0.1%
Fuel oil	0.1%
Solar	0.4%
No fuel used	0.9%

Households & families

Household type	Count	%
Married-couple family	8,214	60.6%
Cohabiting couple	770	5.7%
Male householder, no spouse	1,660	12.2%
Female householder, no spouse	2,916	21.5%
Households with children under 18	4,937	36.4%
Households with seniors (65+)	4,531	33.4%
Average household size	2.77

Marital status

Status	Male	Female
Never married	30.0%	23.9%
Married	59.2%	54.7%
Separated	0.5%	1.9%
Widowed	2.1%	8.3%
Divorced	8.2%	11.1%

Education

Less than 9th grade 2.7%

Some HS, no diploma 3.5%

HS graduate 22.1%

Some college, no degree 21.3%

Associate's degree 12.2%

Bachelor's degree 25.7%

Graduate / professional 12.5%

Metric	%
HS diploma or higher	93.8%
Bachelor's or higher	38.2%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	584	6.1%
Kindergarten	547	5.7%
Elementary school	4,514	46.9%
High school	1,888	19.6%
College / grad school	2,098	21.8%

Employment

Industry of employment

Education & healthcare 18.5%

Retail trade 15.2%

Professional & management 15.0%

Finance & real estate 10.7%

Arts, food & hospitality 8.5%

Construction 6.6%

Transportation & utilities 5.8%

Manufacturing 5.5%

Public administration 4.8%

Other services 4.5%

Wholesale trade 3.3%

Information 1.0%

Agriculture & mining 0.7%

Occupation

Category	%
Management, business & arts	44.3%
Service	14.0%
Sales & office	27.5%
Natural resources & construction	5.3%
Production & transportation	8.9%

Employment type

Type	%
Private sector	83.5%
Government	12.5%
Self-employed	3.9%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	78.5%
Carpool	7.1%
Public transit	0.2%
Walk	0.8%
Work from home	12.4%
Other means	1.1%
Avg commute (minutes)	24.7

Poverty

All people 7.5%

Under 18 years 11.6%

18 and over 6.1%

Married-couple families 3.6%

Female-led households 22.2%

Income support

Source	% of households
Social Security	31.8%
Retirement income	23.7%
Supplemental Security	4.1%
Cash public assistance	3.4%
Food stamps / SNAP	7.7%

Health indicators

Condition	%
Obesity	31.6%
High blood pressure	32.7%
High cholesterol	35.0%
Diabetes	9.8%
Heart disease	6.1%
Stroke	2.8%
Asthma	8.3%
Arthritis	24.5%
Kidney disease	2.7%
Pulmonary disease	6.9%
Cancer	7.2%

Behavior / access	%
Smoking	15.4%
Binge drinking	15.6%
No physical activity	21.3%
Less than 7 hrs sleep	30.9%
Depression	18.8%
Fair or poor health	13.1%
Poor mental health	13.9%
Poor physical health	10.2%
No health insurance	16.2%
Visited doctor (checkup)	74.4%
Visited dentist	64.1%
Cholesterol screening	92.2%
Teeth loss	10.6%

Veterans & disability

Veterans	Count	%
Civilian veterans	2,623	9.4%

Disability	%
Any disability	10.9%
Under 18	3.4%
18–64 years	8.2%
65 and over	30.1%

Health insurance coverage

Type	%
Private insurance	71.5%
Public insurance	32.2%
No insurance	7.4%
Uninsured under 19	6.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	35,362	94.1%
Spanish	1,829	5.2%
Other Indo-European	1,403	4.0%
Asian & Pacific Islander	227	0.6%
Other languages	188	0.5%

Place of birth & citizenship

Origin	Count	%
Native born (US)	33,876	90.1%
Born in same state	32,626	86.8%
Born in different state	16,785	44.7%
Foreign born	1,250	3.3%
Naturalized citizen	3,706	9.9%
Not a US citizen	2,186	59.0%

Ancestry

Ancestry	Count	%
French	5,378	14.3%
Italian	4,360	11.6%
Arab	3,329	8.9%
English	309	0.8%
Polish	305	0.8%

Ancestry	Count	%
Irish	220	0.6%
German	195	0.5%
Dutch	66	0.2%
Norwegian	61	0.2%

Technology access

Metric	% of households
Computer access	36.1%
Internet access	97.2%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 33813

What city is ZIP code 33813 in?

ZIP code 33813 is primarily assigned to Lakeland, Florida.

What county is ZIP code 33813 in?

ZIP code 33813 falls within Polk County, Florida.

Does ZIP code 33813 have a large veteran population?

9% of civilians in ZIP code 33813 are veterans, above the national average of ~7%.

What is the population of ZIP code 33813?

ZIP code 33813 has an estimated population of 37,582 residents, with a density of 1,790 people per square mile.

What is the typical home value in ZIP code 33813?

The median home value in ZIP code 33813 is $301,600.

What is the median household income in ZIP code 33813?

The median household income in ZIP code 33813 is $93,306, above the national median of ~$75,000.

What timezone is ZIP code 33813 in?

ZIP code 33813 observes the EST timezone.