PlainZIP

Iola, TX · standard

ZIP Code 77861

Grimes County, Texas - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

2,506
8/sq mi
$67,275
Median income
$232,500
Median home value
32.0%
Bachelor's or higher

The verdict

Iola pairs a below-median household income with above-median home values, in a rural, homeowner-dominated area.

42th pct
household income, US ZIPs
Top 47%
home value, US ZIPs
8
people per sq mi
86%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 77861 against every reporting US ZIP.

ZIP code 77861 covers 329.7 square miles in Iola, Grimes County, Texas (a standard USPS delivery area), with a modest 2,506 residents on file, a density of 8 people per square mile, in the Chicago time zone.

ZIP 77861 reports a modest median household income of $67,275 (11% below the Texas average), while per-capita income is $33,404. Local economic indicators show a 14.7% poverty rate alongside 2.1% unemployment. Median home value sits at $232,500 (6% below the state average), median rent at $1,130 a month, and owner-occupancy at 85.9%.

A solid share of residents have a four-year degree: 32.0% of adults hold a bachelor's degree or higher, the median age is 39.4, and the average commute is -. Compare these figures to the Texas and national benchmarks above rather than reading 77861's numbers in isolation.

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 77861

Top 5 sectors by establishment count in Iola, TX

Which industries have the most business establishments in ZIP 77861.

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 · ZIP Code Business Patterns (ZBP) As of 2023

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 77861, Iola, TX · 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

2,506

Population

329.7

Area (sq mi)

8

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 77861?

39.4

Median Age

50.9%

Male

49.1%

Female

1.1%

Foreign-Born

White 79.6%
African American 3.6%
Asian 0.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 14.5%
Hispanic or Latino 17.6%

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

How ZIP 77861 ranks nationally

Iola, TX household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$67,275 42nd percentile higher than 42% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). This entry sits in this band. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

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?

High School Graduate or Higher 62.3%
Bachelor's Degree or Higher 32.0%

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

Owner 85.9%
Renter 14.1%

$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

77868 standard
Navasota, TX
Pop: 15,511
77831 standard
Bedias, TX
Pop: 3,426
77363 standard
Plantersville, TX
Pop: 3,269
77830 standard
Anderson, TX
Pop: 2,534
77873 standard
Richards, TX
Pop: 1,292
77876 standard
Shiro, TX
Pop: 197

Related Areas

Grimes County Iola, TX Texas

Frequently Asked Questions

What county is ZIP code 77861 in? ▼
ZIP code 77861 (Iola) is located in Grimes County, Texas. Grimes County contains multiple ZIP codes, see the full list at /counties/grimes-tx.
What is the population of ZIP code 77861? ▼
ZIP code 77861 in Iola, TX has a population of 2,506 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 77861? ▼
The median household income in ZIP 77861 is $67,275, which is 12% below the national average of $76,288.
What is the average home value in ZIP 77861? ▼
The median home value in ZIP 77861 is $232,500, which is 16% below the national average of $278,155.
What is the demographic makeup of ZIP 77861? ▼
The largest racial group in ZIP 77861 is White at 79.6%. Hispanic or Latino residents make up 17.6% of the population.
How many businesses are in ZIP code 77861? ▼
ZIP code 77861 has 36 business establishments employing approximately 220 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 77861? ▼
The top industries by establishment count in ZIP 77861 are: Construction (10), Transportation and warehousing (5), Administrative and support and waste management and remediation services (5). There are 5 industry sectors represented in total.
What is the education level in ZIP code 77861? ▼
In ZIP code 77861, 62.3% of residents aged 25+ have a high school diploma or higher, and 32.0% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 77861? ▼
In ZIP code 77861, approximately 85.9% of occupied housing units are owner-occupied and 14.1% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 77861? ▼
The poverty rate in ZIP code 77861 is 14.7% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.