Union Grove, NC · standard
ZIP Code 28689
Iredell County, North Carolina — Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 1,712
- 15/sq mi
- $70,565
- Median income
- $157,100
- Median home value
- 15.5%
- Bachelor's or higher
The verdict
Union Grove pairs a below-median household income with below-median home values, in a rural, homeowner-dominated area.
- 48th pct
- household income, US ZIPs
- 28th pct
- home value, US ZIPs
- 15
- people per sq mi
- 73%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 28689 against every reporting US ZIP.
ZIP code 28689 is classified by USPS as a standard delivery area and covers roughly 115.7 square miles in Union Grove, Iredell County, North Carolina. The area is home to 1,712 residents, producing a population density of 15 people per square mile, and falls within the New York time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 28689 against North Carolina and the nation.
On the economic side, the median household income for ZIP 28689 sits at $70,565 (2% above the North Carolina average), while per-capita income is $28,869. The poverty rate stands at 3.0% and the unemployment rate at 7.0%. On housing, the median home value is $157,100 (39% below the state average) with median rent at $900 per month, and 73.0% of occupied units are owner-occupied, a direct signal of whether 28689 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 15.5% of adults hold a bachelor's degree or higher, the median age is 46.1, and the average commute is —. We also surface 4 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Iredell County, so you can benchmark 28689 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Top industries in ZIP 28689
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 28689.
- Construction
Construction
11 establishments
- Other services (except public administration)
Other services (except public administration)
6 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
5 establishments
- Manufacturing 4
Manufacturing
4 establishments
- Wholesale trade 4
Wholesale trade
4 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 + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 28689, Union Grove, NC · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.
Quick Facts
1,712
Population
115.7
Area (sq mi)
15
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 28689?
46.1
Median Age
49.2%
Male
50.8%
Female
11.9%
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?
$70,565
Median Household Income
+2% vs state
$28,869
Per Capita Income
3.0%
Poverty Rate
7.0%
Unemployment Rate
How ZIP 28689 ranks nationally
Household income vs. every US ZIP code
Median household income — the full national distribution, with this ZIP marked
$70,565 48th percentile higher than 48% of 30,318 US ZIPs
Each bar is a $20K-wide band; taller bars hold more US 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?
876
Total Housing Units
758
Occupied Units
118
Vacant Units
2.89
Avg Household Size
Occupancy Type
$157,100
Median Home Value
-39% vs state
$900
Median Rent
1989
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 43 business establishments in ZIP 28689, employing approximately 326 people with a combined annual payroll of $21,019,000.
43
Businesses
326
Employees
$21.0M
Annual Payroll
7
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 11 | 25.6% |
| Other services (except public administration) | 6 | 13.9% |
| Professional, scientific, and technical services | 5 | 11.6% |
| Manufacturing | 4 | 9.3% |
| Wholesale trade | 4 | 9.3% |
| Retail trade | 4 | 9.3% |
| Transportation and warehousing | 4 | 9.3% |
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 28689 vs 28660 →
ZIP 28689 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 28659
North Wilkesboro (28659)
21,134 residents
- 27020 6,421
Hamptonville (27020)
6,421 residents
- 28636 5,522
Hiddenite (28636)
5,522 residents
- 28660 2,249
Olin (28660)
2,249 residents
- 28689 1,712
Union Grove (28689)
1,712 residents
What this shows Among its immediate neighbors, ZIP 28689 ranks #5 by population — useful context the national average alone can't give.
ZIP 28689 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 28660
Olin (28660)
$77,278 median income
- 28689
Union Grove (28689)
$70,565 median income
- 28636
Hiddenite (28636)
$65,435 median income
- 27020
Hamptonville (27020)
$50,489 median income
- 28659
North Wilkesboro (28659)
$50,280 median income
What this shows By household income, ZIP 28689 ranks #2 of 5 neighboring ZIPs — local affluence varies block to block, not just metro to metro.
More ZIP Codes in Iredell County
Related Areas
Frequently Asked Questions
What county is ZIP code 28689 in? ▼
What is the population of ZIP code 28689? ▼
What is the median household income in ZIP 28689? ▼
What is the average home value in ZIP 28689? ▼
What is the demographic makeup of ZIP 28689? ▼
How many businesses are in ZIP code 28689? ▼
What are the main industries in ZIP code 28689? ▼
What is the education level in ZIP code 28689? ▼
What percentage of residents own vs. rent in ZIP 28689? ▼
What is the poverty rate in ZIP code 28689? ▼
ZIP Code Research Guides
Official Data Resources for Union Grove, NC
Verify and explore additional data for this area using these official government sources.
Read our methodology to see how this data is sourced, computed, and verified.