Oak Ridge, NC · standard
ZIP Code 27310
Guilford County, North Carolina - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 6,710
- 161/sq mi High-density area
- $165,898
- Median income Above-median income area
- $498,900
- Median home value Above-median home value
- 59.3%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Oak Ridge pairs a top-decile household income with upper-quartile home values, in a rural, homeowner-dominated area.
- Top 2%
- household income, US ZIPs
- Top 13%
- home value, US ZIPs
- 161
- people per sq mi
- 93%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 27310 against every reporting US ZIP.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 27310 (Oak Ridge, NC) rose +5.9% from 2023 to 2024. The all-transactions index moved from 186.9 in 2023 to 198.0 in 2024 (2000 = 100).
ZIP code 27310 is a mid-sized community (a standard USPS delivery area) in Oak Ridge, Guilford County, North Carolina, home to 6,710 residents across 41.6 square miles, a density of 161 people per square mile, in the New York time zone.
ZIP 27310 skews affluent, with a median household income of $165,898 (140% above the average North Carolina ZIP), while per-capita income is $70,831. Both reported hardship measures are comparatively low in absolute terms: poverty is 3.5% and unemployment is 2.6%. Housing is both higher-cost and owner-heavy: median home value is $498,900 (92% above the average North Carolina ZIP), while 93.1% of occupied homes are owner-occupied and median rent is $3,009.
This is a highly-educated ZIP: 59.3% of adults hold a bachelor's degree or higher, the median age is 44, and the average commute is 21 minutes. The page also surfaces 7 ZIP codes within roughly 10 miles and 6 more in Guilford County, so 27310 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Top industries in ZIP 27310
Top 5 sectors by establishment count in Oak Ridge, NC
Which industries have the most business establishments in ZIP 27310.
- Professional, scientific, and technical services
Professional, scientific, and technical services
37 establishments
- Construction
Construction
29 establishments
- Accommodation and food services
Accommodation and food services
23 establishments
- Health care and social assistance
Health care and social assistance
20 establishments
- Retail trade
Retail trade
17 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 27310, Oak Ridge, NC · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
6,710
Population
41.6
Area (sq mi)
161
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 27310?
44.0
Median Age
48.8%
Male
51.2%
Female
10.1%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$165,898
Median Household Income
+140% vs state ZIP avg
$70,831
Per Capita Income
3.5%
Poverty Rate
2.6%
Unemployment Rate
20.7 min
Mean Commute Time
How ZIP 27310 ranks among North Carolina ZIPs
Oak Ridge, NC household income vs. every North Carolina ZIP code
Median household income among 749 reporting North Carolina ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$165,898 Top 1% higher than 99% of 749 North Carolina ZIPs
Each bar is a $20K-wide band; taller bars hold more North Carolina ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
3,063housing units
3,063
Total Housing Units
2,959
Occupied Units
104
Vacant Units
2.91
Avg Household Size
Occupancy Type
$498,900
Median Home Value
+92% vs state ZIP avg
$3,009
Median Rent
1999
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+5.9%
YoY Change (2024)
198
HPI Index (2000 = 100)
+98%
Total Change Since 2000
Home values in ZIP 27310 have increased 5.9% over the past year (2024). Since 2000, this ZIP has seen +98% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +3.5% | 138 |
| 2021 | +9.2% | 151 |
| 2022 | +16.0% | 175 |
| 2023 | +7.0% | 187 |
| 2024 | +5.9% | 198 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 202 business establishments in ZIP 27310, employing approximately 1,653 people with a combined annual payroll of $62,459,000.
202
Businesses
1,653
Employees
$62.5M
Annual Payroll
13
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Professional, scientific, and technical services | 37 | 18.3% |
| Construction | 29 | 14.4% |
| Accommodation and food services | 23 | 11.4% |
| Health care and social assistance | 20 | 9.9% |
| Retail trade | 17 | 8.4% |
| Other services (except public administration) | 16 | 7.9% |
| Administrative and support and waste management and remediation services | 15 | 7.4% |
| Real estate and rental and leasing | 13 | 6.4% |
| Transportation and warehousing | 8 | 4.0% |
| Finance and insurance | 8 | 4.0% |
| Wholesale trade | 5 | 2.5% |
| Arts, entertainment, and recreation | 5 | 2.5% |
| Manufacturing | 3 | 1.5% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 27310 vs 27235 →
ZIP 27310 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 27410
Greensboro (27410)
52,388 residents
- 27284
Kernersville (27284)
51,136 residents
- 27409 15,621
Greensboro (27409)
15,621 residents
- 27358 14,075
Summerfield (27358)
14,075 residents
- 27357 7,894
Stokesdale (27357)
7,894 residents
- 27310 6,710
Oak Ridge (27310)
6,710 residents
- 27235 4,136
Colfax (27235)
4,136 residents
- 27009 2,647
Belews Creek (27009)
2,647 residents
What this shows Among its immediate neighbors, ZIP 27310 ranks #6 by population - useful context the national average alone can't give.
ZIP 27310 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 27310
Oak Ridge (27310)
$165,898 median income
- 27358
Summerfield (27358)
$138,717 median income
- 27235
Colfax (27235)
$101,173 median income
- 27410
Greensboro (27410)
$85,291 median income
- 27284
Kernersville (27284)
$82,461 median income
- 27009
Belews Creek (27009)
$76,469 median income
- 27357
Stokesdale (27357)
$75,287 median income
- 27409 $60,281
Greensboro (27409)
$60,281 median income
What this shows By household income, ZIP 27310 ranks the highest of 8 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 27310, both outside NC so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (6,710 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Guilford County
Related Areas
Frequently Asked Questions
What county is ZIP code 27310 in?
ZIP code 27310 (Oak Ridge) is located in Guilford County, North Carolina. Guilford County contains multiple ZIP codes, see the full list at /counties/guilford-nc.
What is the population of ZIP code 27310?
ZIP code 27310 in Oak Ridge, NC has a population of 6,710 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 27310?
The median household income in ZIP 27310 is $165,898, which is 117% above the national average of $76,288.
What is the average home value in ZIP 27310?
The median home value in ZIP 27310 is $498,900, which is 79% above the national average of $278,155.
What is the demographic makeup of ZIP 27310?
The largest racial group in ZIP 27310 is White at 81.0%. Hispanic or Latino residents make up 4.8% of the population.
How many businesses are in ZIP code 27310?
ZIP code 27310 has 202 business establishments employing approximately 1,653 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 27310?
The top industries by establishment count in ZIP 27310 are: Professional, scientific, and technical services (37), Construction (29), Accommodation and food services (23). There are 13 industry sectors represented in total.
How have home values changed in ZIP code 27310?
According to the FHFA House Price Index, home values in ZIP 27310 increased by 5.9% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 98%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 27310?
In ZIP code 27310, 72.8% of residents aged 25+ have a high school diploma or higher, and 59.3% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 27310?
The mean commute time for workers in ZIP code 27310 is 20.7 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 27310?
In ZIP code 27310, approximately 93.1% of occupied housing units are owner-occupied and 6.9% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 27310?
The poverty rate in ZIP code 27310 is 3.5% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 27310's numbers, next.
- See how ZIP 27310 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Oak Ridge, NC ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.