US ZIP Code
27577

Smithfield, NC

Johnston County  ·  North Carolina

● Active
👥 26,946 Population
💰 $56,237 Median HH Income
▼ 26% below avg ↑ 17% since 2019
🎂 40.7 Median Age
🏠 $230,200 Median Home Value
▼ 17% below avg ↑ 52% since 2019
🎓 36.2% College Grads
≈ Avg
📊 6.5% Unemployment
▲ 32% above avg ↓ 4% since 2019
ZIP Code Details
ZIP Code27577
CitySmithfield
StateNorth Carolina (NC)
CountyJohnston County
Area Code919/984
Elevation130 ft
Latitude35.491935
Longitude-78.344614
TimezoneNew York (DST)
FIPS37101
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 51.4% (13,856) Female 48.6% (13,090) ♀

Race & Ethnicity

White: 56.9%Hispanic: 20.8%Black: 18.6%Asian: 1.3%Other: 2%Race
White56.9%
Hispanic20.8%
Black18.6%
Asian1.3%
Other2.0%

Age Breakdown

Under 5
5%
5–17
19%
18–24
7%
25–44
25%
45–64
28%
65+
8%

Key Indicators

Median Age40.7 yrs
Avg Household Size2.59
Below Poverty19.7% ▲ 97% above avg
College Grads36.2% ≈ Avg
Unemployment6.5% ▲ 32% above avg
No HS Diploma351 (2.2%)
HS Graduate5,387 (33.6%)
Some College1,874 (11.7%)
Associates2,618 (16.3%)
Bachelors1,861 (11.6%)
Graduate Degree3,937 (24.6%)

Education

No HS: 2.2%HS Grad: 33.6%Some College: 11.7%Associates: 16.3%Bachelors: 11.6%Graduate: 24.6%Edu
No HS2.2%
HS Grad33.6%
Some College11.7%
Associates16.3%
Bachelors11.6%
Graduate24.6%
Housing & Income

Housing Tenure

Owner: 67.2%Renter: 32.8%Tenure
Owner67.2%
Renter32.8%

Home Value Distribution

Under $50k
4%
$50k–100k
7%
$100k–150k
13%
$150k–200k
14%
$200k–300k
40%
$300k–500k
19%
Over $500k
4%

Financials

Median HH Income$56,237 ▼ 26% below avg ↑ 17% since 2019
Median Home Value$230,200 ▼ 17% below avg ↑ 52% since 2019
Home/Income Ratio4.1x (nat avg ~3.5x)
Median Rent$802/mo
Total Units10,744
Vacant Units856
Avg HH Size2.59

Income Distribution

Under $25k
27%
$25k–50k
17%
$50k–75k
18%
$75k–100k
10%
$100k–150k
16%
$150k–200k
8%
Over $200k
5%
Employment & Commute

How People Get to Work

Drove Alone
92%
Public Transit
0%
Walked
2%
Work From Home
6%

Commute Time

Under 15 min
28%
15–30 min
31%
30–45 min
17%
Over 45 min
24%
Housing Stock

Year Built

Before 1940
1%
1940s–1950s
10%
1960s–1970s
11%
1980s–1990s
18%
2000+
60%

Summary

Total Units10,744
Vacant856
Owner Occupied67.2%
Renter Occupied32.8%
Avg HH Size2.59
Frequently Asked Questions
ZIP code 27577 is in Smithfield, NC, in Johnston County.
ZIP code 27577 is located in North Carolina (NC).
ZIP code 27577 is in Johnston County, NC.
ZIP 27577 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 27577 is 26,946 people (ACS 2023).
The median household income in ZIP code 27577 is $56,237 (ACS 2023).
The median home value in ZIP 27577 is $230,200 (ACS 2023).
About ZIP Code 27577

ZIP code 27577 is located in Smithfield, North Carolina, within Johnston County. With a population of 26,946, this is a moderately populated ZIP code with a middle-aged community — the median age is 40.7 years. Economically, 27577 is a solidly middle-class ZIP code: the median household income of $56,237 is below the national average.

Real estate in ZIP code 27577 represents an affordable housing market. The median home value of $230,200 is below the national average. Renters can expect to pay around $802 per month in median rent. Homeownership is strong here — 67.2% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 52% since 2019.

The population of 27577 is majority White (56.91%). Residents are moderately educated — 36.2% hold a bachelor's degree or higher, which is near the national average. Poverty affects some residents at 19.7%. Household income has grown by 17% since 2019.

The unemployment rate in 27577 stands at 6.5%, which is above the national average. As in most parts of the country, driving alone is the dominant commute mode at 85%.

Overall, ZIP code 27577 in Smithfield, NC is characterized as solidly middle-class, moderately educated, a middle-aged community, and predominantly owner-occupied. With 26,946 residents, a median household income of $56,237, and a median home value of $230,200, it offers a clear picture of life in this part of North Carolina.