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IA area data

Diagonal, IA

Diagonal, IA.

Population: 831 (Census ACS)

Home values & appreciation

House Price Index
379.0 (+3.7% YoY)

Affordability

Cost of living index (Low)
87.8 (100 = US avg)
Electricity rate (state-level)
13.7¢/kWh
Natural gas rate (state-level)
$10.60/MCF
30-year mortgage rate (national)
6.66%
15-year mortgage rate (national)
6.00%

Schools

Total schools
2
Elementary schools
1
Middle schools
0
High schools
1

Natural hazards & flood risk

Overall hazard risk
Very Low
Top hazards
drought

Climate (30-year normals)

Average annual temperature
51.0°F
Average high
62.0°F
Average low
41.0°F
Annual precipitation
40.4 in

Amenities

Nearest airport
Judge Lewis Field Mount Ayr Municipal Airport (4 mi)
Hospitals nearby (~15 mi)
9
Avg hospital rating
4.0 / 5
Solar radiation rating
Fair (4.1 kWh/m²/day)

Housing stock

Median year housing built
1,945
Median annual property tax
$1,438
Households with broadband internet
48.9%

Employment & development

Total county employment
891
Average weekly wage
$790
Top industries (by employment)
Construction, Wholesale Trade, Professional Services
Annual residential building permits (county)
3

Area data compiled from public government, academic, and industry research feeds. Data sources →

Data last updated

Most recent source refresh: Aug 2026. See all data sources →

Data compiled by REAIGENT7 — AI listing platform for real estate agents