PlainZIP

Midvale, ID · standard

ZIP Code 83645

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

636
1/sq mi
$65,417
Median income
$315,700
Median home value
20.9%
Bachelor's or higher

The verdict

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

39th pct
household income, US ZIPs
Top 31%
home value, US ZIPs
1
people per sq mi
87%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 83645 against every reporting US ZIP.

ZIP code 83645 is a sparsely populated ZIP (a standard USPS delivery area) in Midvale, Washington County, Idaho, home to just 636 residents across 1272.0 square miles, a density of 1 people per square mile, in the Boise time zone.

ZIP 83645 reports a modest median household income of $65,417 (11% below the Idaho average), while per-capita income is $32,783. The poverty rate stands at 12.0% and the unemployment rate at 0.7%. The typical home here is valued at $315,700 (17% below the state average); renters pay a median of $1,055 monthly, and 87.2% of units are owner-occupied.

Educational attainment sits below the national norm: 20.9% of adults hold a bachelor's degree or higher, the median age is 47.3, and the average commute is -. The state and national benchmarks above give 83645's numbers context; they should not be read 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 →

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 83645, Midvale, ID · 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

636

Population

1272.0

Area (sq mi)

1

People / sq mi

Boise

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 83645?

47.3

Median Age

48.5%

Male

51.5%

Female

0.7%

Foreign-Born

White 85.3%
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 13.9%
Hispanic or Latino 3.3%

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?

$65,417

Median Household Income

-11% vs state

$32,783

Per Capita Income

12.0%

Poverty Rate

0.7%

Unemployment Rate

How ZIP 83645 ranks nationally

Midvale, ID household income vs. every US ZIP code

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

$65,417 39th percentile higher than 39% 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 47.2%
Bachelor's Degree or Higher 20.9%

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

What does housing look like?

414

Total Housing Units

360

Occupied Units

54

Vacant Units

2.69

Avg Household Size

Occupancy Type

Owner 87.2%
Renter 12.8%

$315,700

Median Home Value

-17% vs state

$1,055

Median Rent

1978

Median Year Built

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

What businesses operate in this ZIP?

Census Bureau data shows 16 business establishments in ZIP 83645, employing approximately 80 people with a combined annual payroll of $3,823,000.

16

Businesses

80

Employees

$3.8M

Annual Payroll

2

Industry Sectors

Industry Establishments % of Total
Construction 6 37.5%
Accommodation and food services 3 18.8%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

More ZIP Codes in Washington County

83672 standard
Weiser, ID
Pop: 8,583
83610 standard
Cambridge, ID
Pop: 946

Related Areas

Washington County Midvale, ID Idaho

Frequently Asked Questions

What county is ZIP code 83645 in? ▼
ZIP code 83645 (Midvale) is located in Washington County, Idaho. Washington County contains multiple ZIP codes, see the full list at /counties/washington-id.
What is the population of ZIP code 83645? ▼
ZIP code 83645 in Midvale, ID has a population of 636 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 83645? ▼
The median household income in ZIP 83645 is $65,417, which is 14% below the national average of $76,288.
What is the average home value in ZIP 83645? ▼
The median home value in ZIP 83645 is $315,700, which is 13% above the national average of $278,155.
What is the demographic makeup of ZIP 83645? ▼
The largest racial group in ZIP 83645 is White at 85.3%. Hispanic or Latino residents make up 3.3% of the population.
How many businesses are in ZIP code 83645? ▼
ZIP code 83645 has 16 business establishments employing approximately 80 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 83645? ▼
In ZIP code 83645, 47.2% of residents aged 25+ have a high school diploma or higher, and 20.9% 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 83645? ▼
In ZIP code 83645, approximately 87.2% of occupied housing units are owner-occupied and 12.8% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 83645? ▼
The poverty rate in ZIP code 83645 is 12.0% 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.