27518 ZIP Code — Cary, NC

Wake County, North Carolina

ZIP code 27518 is located in Cary, North Carolina, within Wake County. It covers approximately 9.90 square miles and serves a population of 19,102 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 984.

About ZIP code 27518

The housing stock consists of a mix of housing types. Most homes were built in the 1990s, giving the area an established character. Median home value is $546,200. Owner-occupancy sits near the national average at 66%.

The gap between median ($117,647) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 6% is below the national average.

The dominant occupation class is management, business, and professional, with professional and management as the leading industry. The average commute of 24 minutes is near the national average. Remote work is prevalent — 25% of workers work from home.

Educational attainment is high — 72% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 27518 reflects a community defined by a highly educated population and a high rate of remote workers.

19,102

population

9.90

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

27518 ZIP code map

Cities in ZIP code 27518

Below are the cities the US Postal Service accepts for ZIP code 27518. Using any city not on this list may result in mail delivery delays.

City	Status
Cary	Preferred

Nearby ZIP codes

27511 Cary (1.8 mi) 27606 Raleigh (2.8 mi) 27539 Apex (4.2 mi) 27513 Cary (5 mi) 27695 Raleigh (6.3 mi) 27607 Raleigh (6.7 mi) 27603 Raleigh (6.9 mi) 27605 Raleigh (7.7 mi) 27656 Raleigh (7.9 mi) 27635 Raleigh (7.9 mi) 27634 Raleigh (7.9 mi) 27640 Raleigh (7.9 mi)

Demographics updated 05/2026

Population
Total population	19,102
Population density	1,929 / sq mi
State FIPS	37
County FIPS	183

Geography
Land area	9.90 sq mi
Water area	0.17 sq mi
Latitude	35.7338
Longitude	-78.7714
Timezone	Eastern (ET)
Area code	984

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	16.9%	28.8%	44.4%
$50k – $100k	28.4%	29.9%	30.6%
$100k – $200k	34.2%	29.3%	19.1%
Over $200k	20.5%	12.0%	6.0%

Demographics & statistics

19,102

Population

1,929

People per sq mi

46.7

Median age

$117,647

Median household income

$71,125

Per capita income

$546,200

Median home value

$1,471

Median monthly rent

66.0%

Home ownership

5.9%

Poverty rate

3.7%

Unemployment

6,359

Housing units

72.4%

Bachelor's or higher

Age distribution

Male Female

370

Under 5

391

364

5–9

383

532

10–14

562

498

15–19

526

512

20–24

540

1,325

25–34

1,398

876

35–44

924

1,282

45–54

1,353

850

55–59

897

882

60–64

931

1,098

65–74

1,158

520

75–84

549

185

85+

196

← Male

Female →

Age summary

Group	Count	%
Under 18	3,357	17.6%
18 and over	15,745	82.4%
65 and over	3,706	19.4%
Median age	46.7 years

Race & ethnicity

White 74.3%

Asian 10.7%

Black or African American 6.3%

Two or more races 4.7%

Hispanic or Latino 2.8%

Other race 1.1%

American Indian / Alaska Native 0.1%

Native Hawaiian / Pacific Islander 0.1%

Group	Count	%
White	14,603	74.3%
Asian	2,098	10.7%
Black or African American	1,238	6.3%
Two or more races	919	4.7%
Hispanic or Latino	544	2.8%
Other race	210	1.1%
American Indian / Alaska Native	18	0.1%
Native Hawaiian / Pacific Islander	16	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	16.9%	28.8%	44.4%
$50k – $100k	28.4%	29.9%	30.6%
$100k – $200k	34.2%	29.3%	19.1%
Over $200k	20.5%	12.0%	6.0%

Under $10k 3.0%

$10k–$15k 2.6%

$15k–$25k 2.7%

$25k–$35k 3.5%

$35k–$50k 5.4%

$50k–$75k 12.7%

$75k–$100k 11.6%

$100k–$150k 18.4%

$150k–$200k 14.7%

$200k+ 25.3%

Range	% of households
Under $10k	3.0%
$10k–$15k	2.6%
$15k–$25k	2.7%
$25k–$35k	3.5%
$35k–$50k	5.4%
$50k–$75k	12.7%
$75k–$100k	11.6%
$100k–$150k	18.4%
$150k–$200k	14.7%
$200k+	25.3%
Median income	$117,647

Housing

Home values

Under $50k 0.6%

$50k–$100k 0.8%

$100k–$150k 1.0%

$150k–$200k 1.7%

$200k–$300k 2.8%

$300k–$500k 35.1%

$500k–$1M 52.4%

$1M+ 5.6%

Housing overview

Metric	Value
Median home value	$546,200
Median rent / month	$1,471
Owner occupied	66.0%
Renter occupied	34.0%
Vacant	11.1%
Single-family detached	57.6%
Large apartment buildings	16.1%
Mobile homes	0.8%
Median rooms	7.0
Avg household size (owned)	2.61

Year built

Era	%
2020 or later	1.7%
2010–2019	16.3%
2000–2009	21.2%
1990–1999	44.4%
1980–1989	14.3%
1970–1979	1.1%
1960–1969	0.7%
1950–1959	0.1%
1940–1949	0.0%
1939 or earlier	0.1%

Bedrooms

Size	% of units
No bedroom (studio)	0.9%
1 bedroom	14.8%
2 bedrooms	20.4%
3 bedrooms	23.4%
4 bedrooms	30.4%
5+ bedrooms	10.1%

Vehicles per household

Vehicles	% of households
No vehicle	3.8%
1 vehicle	28.4%
2 vehicles	46.6%
3 or more	21.2%

Heating fuel

Fuel type	%
Utility gas	52.6%
Electricity	46.2%
Propane / LP gas	0.7%
Fuel oil	0.1%
Solar	0.1%

Households & families

Household type	Count	%
Married-couple family	5,133	63.4%
Cohabiting couple	302	3.7%
Male householder, no spouse	1,146	14.2%
Female householder, no spouse	1,517	18.7%
Households with children under 18	1,941	24.0%
Households with seniors (65+)	2,403	29.7%
Average household size	2.34

Marital status

Status	Male	Female
Never married	24.8%	22.0%
Married	66.1%	62.0%
Separated	1.3%	1.4%
Widowed	2.8%	6.8%
Divorced	5.0%	7.8%

Education

Less than 9th grade 1.0%

Some HS, no diploma 1.9%

HS graduate 6.0%

Some college, no degree 12.6%

Associate's degree 6.1%

Bachelor's degree 39.2%

Graduate / professional 33.2%

Metric	%
HS diploma or higher	97.1%
Bachelor's or higher	72.4%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	222	5.5%
Kindergarten	65	1.6%
Elementary school	1,643	40.8%
High school	946	23.5%
College / grad school	1,149	28.5%

Employment

Industry of employment

Professional & management 25.3%

Education & healthcare 21.6%

Manufacturing 12.2%

Finance & real estate 10.6%

Retail trade 7.5%

Arts, food & hospitality 5.4%

Transportation & utilities 3.9%

Information 3.5%

Other services 3.5%

Public administration 3.3%

Construction 2.0%

Wholesale trade 0.9%

Agriculture & mining 0.5%

Occupation

Category	%
Management, business & arts	69.8%
Service	8.3%
Sales & office	16.2%
Natural resources & construction	2.0%
Production & transportation	3.6%

Employment type

Type	%
Private sector	82.3%
Government	13.5%
Self-employed	4.0%
Unpaid family workers	0.3%

Commute

Method	%
Drive alone	67.4%
Carpool	4.2%
Public transit	0.0%
Walk	1.8%
Work from home	25.2%
Other means	1.3%
Avg commute (minutes)	24.2

Poverty

All people 5.9%

Under 18 years 5.8%

18 and over 5.9%

Married-couple families 2.8%

Female-led households 5.3%

Income support

Source	% of households
Social Security	25.2%
Retirement income	26.3%
Supplemental Security	1.9%
Cash public assistance	2.0%
Food stamps / SNAP	1.5%

Health indicators

Condition	%
Obesity	25.0%
High blood pressure	26.7%
High cholesterol	31.5%
Diabetes	7.0%
Heart disease	4.0%
Stroke	1.8%
Asthma	7.5%
Arthritis	18.1%
Kidney disease	2.0%
Pulmonary disease	3.5%
Cancer	5.9%

Behavior / access	%
Smoking	8.9%
Binge drinking	17.2%
No physical activity	11.9%
Less than 7 hrs sleep	27.2%
Depression	19.8%
Fair or poor health	6.6%
Poor mental health	10.9%
Poor physical health	6.3%
No health insurance	9.9%
Visited doctor (checkup)	78.2%
Visited dentist	80.8%
Cholesterol screening	93.0%
Teeth loss	5.2%

Veterans & disability

Veterans	Count	%
Civilian veterans	915	5.8%

Disability	%
Any disability	6.4%
Under 18	0.6%
18–64 years	4.3%
65 and over	18.9%

Health insurance coverage

Type	%
Private insurance	86.1%
Public insurance	21.5%
No insurance	4.8%
Uninsured under 19	2.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	18,341	96.0%
Spanish	700	3.8%
Other Indo-European	90	0.5%
Asian & Pacific Islander	279	1.5%
Other languages	199	1.1%

Place of birth & citizenship

Origin	Count	%
Native born (US)	15,620	81.8%
Born in same state	15,355	80.4%
Born in different state	5,893	30.9%
Foreign born	265	1.4%
Naturalized citizen	3,482	18.2%
Not a US citizen	2,269	65.2%

Ancestry

Ancestry	Count	%
French	3,300	17.3%
Italian	2,429	12.7%
Arab	1,043	5.5%
English	460	2.4%
Polish	143	0.7%

Ancestry	Count	%
Dutch	82	0.4%
German	73	0.4%
Irish	65	0.3%
Norwegian	23	0.1%

Technology access

Metric	% of households
Computer access	42.4%
Internet access	99.6%

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

Frequently asked questions about ZIP code 27518

What city is ZIP code 27518 in?

ZIP code 27518 is primarily assigned to Cary, North Carolina.

What county is ZIP code 27518 in?

ZIP code 27518 falls within Wake County, North Carolina.

How educated is the population of ZIP code 27518?

72% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

What is the typical home value in ZIP code 27518?

The median home value in ZIP code 27518 is $546,200.

What is the median household income in ZIP code 27518?

The median household income in ZIP code 27518 is $117,647, above the national median of ~$75,000.

What is the population of ZIP code 27518?

ZIP code 27518 has an estimated population of 19,102 residents, with a density of 1,930 people per square mile.

What timezone is ZIP code 27518 in?

ZIP code 27518 observes the EST timezone.