ZIP Code 77861
standardSource:
Iola · Grimes County · Texas
- Population
- 2,506
- Median income
- $67,275
- Median home value
- $232,500
- Bachelor's or higher
- 32.0%
- Land area
- 329.7 sq mi
8/sq mi
▼ 12% vs US
higher than 42% of US ZIPs
▼ 16% vs US
higher than 53% of US ZIPs
Median age 39.4
Chicago
ZIP code 77861 in Iola, Texas has a population of 2,506. The median household income is $67,275, which is 12% below the national average. Median home value is $232,500, 16% below the US average. 32.0% of residents hold a bachelor's degree or higher.
ZIP code 77861 is classified by USPS as a standard delivery area and covers roughly 329.7 square miles in Iola, Grimes County, Texas. The area is home to 2,506 residents, producing a population density of 8 people per square mile, and falls within the Chicago time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 77861 against Texas and the nation.
On the economic side, the median household income for ZIP 77861 sits at $67,275 (11% below the Texas average), while per-capita income is $33,404. The poverty rate stands at 14.7% and the unemployment rate at 2.1%. On housing, the median home value is $232,500 (6% below the state average) with median rent at $1,130 per month, and 85.9% of occupied units are owner-occupied, a direct signal of whether 77861 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 32.0% of adults hold a bachelor's degree or higher, the median age is 39.4, and the average commute is —. Use the benchmarks above to see where 77861 sits relative to Texas and the national baseline rather than viewing the numbers in isolation. 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 77861
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 77861.
- Construction
Construction
10 establishments
- Transportation and warehousing
Transportation and warehousing
5 establishments
- Administrative and support and waste management and remediation services
Administrative and support and waste management and remediation services
5 establishments
- Other services (except public administration)
Other services (except public administration)
5 establishments
- Professional, scientific, and technical services 3
Professional, scientific, and technical services
3 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 77861, Iola, TX · 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
2,506
Population
329.7
Area (sq mi)
8
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 77861?
39.4
Median Age
50.9%
Male
49.1%
Female
1.1%
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?
$67,275
Median Household Income
-11% vs state
$33,404
Per Capita Income
14.7%
Poverty Rate
2.1%
Unemployment Rate
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?
1,488
Total Housing Units
1,275
Occupied Units
213
Vacant Units
2.40
Avg Household Size
Occupancy Type
$232,500
Median Home Value
-6% vs state
$1,130
Median Rent
2006
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 36 business establishments in ZIP 77861, employing approximately 220 people with a combined annual payroll of $10,506,000.
36
Businesses
220
Employees
$10.5M
Annual Payroll
5
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 10 | 27.8% |
| Transportation and warehousing | 5 | 13.9% |
| Administrative and support and waste management and remediation services | 5 | 13.9% |
| Other services (except public administration) | 5 | 13.9% |
| Professional, scientific, and technical services | 3 | 8.3% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
More ZIP Codes in Grimes County
Related Areas
Frequently Asked Questions
What county is ZIP code 77861 in? ▼
What is the population of ZIP code 77861? ▼
What is the median household income in ZIP 77861? ▼
What is the average home value in ZIP 77861? ▼
What is the demographic makeup of ZIP 77861? ▼
How many businesses are in ZIP code 77861? ▼
What are the main industries in ZIP code 77861? ▼
What is the education level in ZIP code 77861? ▼
What percentage of residents own vs. rent in ZIP 77861? ▼
What is the poverty rate in ZIP code 77861? ▼
ZIP Code Research Guides
Official Data Resources for Iola, TX
Verify and explore additional data for this area using these official government sources.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023). Business data: Source: Census ZIP Code Business Patterns (ZBP) 2023. Home value trends: Source: FHFA House Price Index (HPI), Five-Digit ZIP Codes.
PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.
Read our methodology , how this data is sourced, computed, and verified.