PlainZIP

Newcastle, UT · standard

ZIP Code 84756

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

366
1/sq mi
$85,489
Median income
$255,400
Median home value
32.2%
Bachelor's or higher

The verdict

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

Top 32%
household income, US ZIPs
Top 41%
home value, US ZIPs
1
people per sq mi
100%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 84756 against every reporting US ZIP.

ZIP code 84756 is a sparsely populated ZIP (a standard USPS delivery area) in Newcastle, Iron County, Utah, home to just 366 residents across 366.0 square miles, a density of 1 people per square mile, in the Denver time zone.

ZIP 84756 lands in the middle-income range, with a median household income of $85,489 (1% below the Utah average), while per-capita income is $34,446. 5.9% of residents live below the poverty line, and the unemployment rate reads 0.0%. Housing costs here run $255,400 for a typical home value (41% below the state average), with rent averaging - a month; 100.0% of homes are owner-occupied.

A solid share of residents have a four-year degree: 32.2% of adults hold a bachelor's degree or higher, the median age is 54.5, and the average commute is -. Beyond these figures, 1 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing Iron County, letting you compare 84756 to its immediate surroundings rather than a national baseline alone.

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 →

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 84756, Newcastle, UT · 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

366

Population

366.0

Area (sq mi)

1

People / sq mi

Denver

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 84756?

54.5

Median Age

47.4%

Male

52.6%

Female

0.0%

Foreign-Born

White 95.1%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 4.9%
Hispanic or Latino 0.0%

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?

$85,489

Median Household Income

-1% vs state

$34,446

Per Capita Income

5.9%

Poverty Rate

0.0%

Unemployment Rate

How ZIP 84756 ranks nationally

Newcastle, UT household income vs. every US ZIP code

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

$85,489 Top 32% higher than 68% 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%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). This entry sits in this band. $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 83.2%
Bachelor's Degree or Higher 32.2%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

156

Total Housing Units

127

Occupied Units

29

Vacant Units

3.07

Avg Household Size

Occupancy Type

Owner 100.0%
Renter 0.0%

$255,400

Median Home Value

-41% vs state

1980

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What businesses operate in this ZIP?

Census Bureau data shows 8 business establishments in ZIP 84756, employing approximately 29 people with a combined annual payroll of $925,000.

8

Businesses

29

Employees

$925K

Annual Payroll

1

Industry Sectors

Industry Establishments % of Total
Construction 4 50.0%

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 84756 vs 84722 →

ZIP Code City Population Distance
84722 Central, UT 615 11.1 mi

More ZIP Codes in Iron County

84721 standard
Cedar City, UT
Pop: 20,961
84720 standard
Cedar City, UT
Pop: 19,705
84761 standard
Parowan, UT
Pop: 3,131
84714 standard
Beryl, UT
Pop: 835
84760 standard
Paragonah, UT
Pop: 559
84742 standard
Kanarraville, UT
Pop: 260

Related Areas

Iron County Newcastle, UT Utah

Frequently Asked Questions

What county is ZIP code 84756 in? ▼
ZIP code 84756 (Newcastle) is located in Iron County, Utah. Iron County contains multiple ZIP codes, see the full list at /counties/iron-ut.
What is the population of ZIP code 84756? ▼
ZIP code 84756 in Newcastle, UT has a population of 366 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 84756? ▼
The median household income in ZIP 84756 is $85,489, which is 12% above the national average of $76,288.
What is the average home value in ZIP 84756? ▼
The median home value in ZIP 84756 is $255,400, which is 8% below the national average of $278,155.
What is the demographic makeup of ZIP 84756? ▼
The largest racial group in ZIP 84756 is White at 95.1%.
How many businesses are in ZIP code 84756? ▼
ZIP code 84756 has 8 business establishments employing approximately 29 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 84756? ▼
In ZIP code 84756, 83.2% of residents aged 25+ have a high school diploma or higher, and 32.2% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the poverty rate in ZIP code 84756? ▼
The poverty rate in ZIP code 84756 is 5.9% 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.