Datacenter Sites in Delaware, Iowa
Delaware has 22 scored datacenter candidate sites averaging 57.5/100 DC Readiness, with a catalogued aggregate of 103 MW. FEMA rates local natural-hazard risk as "Relatively Moderate". The county has a datacenter tax incentive on record.
At a glance
Delaware, Iowa has 22 scored datacenter candidate sites averaging 57.5/100 DC Readiness, roughly in line with the Iowa average of 56.3. It ranks 35th of 85 Iowa counties by number of sites and 27th by average score. The top-scoring site is EC Near Hopkinton · 3b27f005 at 63.2/100.
Site-selection context for Delaware
Incentive detail: Sales tax exemption on DC equipment for $1M+ investments; property tax phase-in for new construction.
How does Delaware compare with other counties in Iowa?
By number of scored sites, Delaware ranks 35th of the 85 Iowa counties with a county page, holding 0.9% of the state's 2,572 sites. Its average DC Readiness of 57.5/100 ranks 27th in the state and is roughly in line with the national average of 53.0. Nationally it has the 1603rd-largest site inventory of 2,964 counties with five or more sites. 0 sites score 70 or higher and 14 score 55 or higher.
What types of datacenter sites are in Delaware?
Greenfield sites are the most common (12, 55% of the county's inventory), followed by industrial (5) and former mine (3). Site type reflects how the parcel was identified — next to a substation, on a former mine or brownfield, on industrial or federal excess land — and is scored on the same 14 factors either way.
What are power cost, hazard, water and fiber conditions in Delaware?
Industrial electricity averages 8.55¢/kWh and commercial 12.43¢/kWh. FEMA's National Risk Index rates the county "Relatively Moderate" (30). WRI water stress is low. 9 fiber providers report service in the county. The climate runs 900 cooling degree days a year with a mean temperature of 48°F. Land is valued around $10,164 an acre.
By site type
Top datacenter sites in Delaware
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| EC Near Hopkinton | Greenfield | — | — | 4.3 yrs | 63.2 |
| EC Near Hopkinton | Greenfield | — | — | 4.3 yrs | 62.0 |
| EC Near Hopkinton | Greenfield | — | — | 4.3 yrs | 62.0 |
| EC Near Hopkinton | Greenfield | — | — | 4.3 yrs | 61.8 |
| EC Near Hopkinton | Greenfield | — | — | 4.3 yrs | 61.8 |
| EC Near Hopkinton | Greenfield | — | — | 4.3 yrs | 61.4 |
| EC Near Hopkinton | Greenfield | — | — | 4.3 yrs | 61.3 |
| Hopkinton | Brownfield | — | 3 MW | 4.3 yrs | 60.7 |
| EC Near Hopkinton | Greenfield | — | — | 4.3 yrs | 60.6 |
| EC Near Hopkinton | Greenfield | — | — | 4.3 yrs | 60.1 |
| DUNDEE | Substation-Adjacent | 161 kV | 100 MW | 4.3 yrs | 59.1 |
| EC Near Hopkinton | Greenfield | — | — | 4.3 yrs | 56.9 |
| EC Near Hopkinton | Greenfield | — | — | 4.3 yrs | 56.3 |
| EC Near Hopkinton | Greenfield | — | — | 4.3 yrs | 56.2 |
| 129 1st St SW, Former Masonic Temple | Industrial | — | — | 4.3 yrs | 54.4 |
| 123 Maple St | Industrial | — | — | 4.3 yrs | 53.6 |
| former Smitty's Tire & Appliance | Industrial | — | — | 4.3 yrs | 53.0 |
| former Paris & Sons Elevator | Industrial | — | — | 4.3 yrs | 52.8 |
| Mine Site | Former Mine | — | — | 4.3 yrs | 52.0 |
| 122 E St, former Dundee School | Industrial | — | — | 4.3 yrs | 52.0 |
| Mine Site | Former Mine | — | — | 4.3 yrs | 52.0 |
| Mine Site | Former Mine | — | — | 4.3 yrs | 51.9 |
Every scored site in Delaware
All 22 sites, best first.
- EC Near Hopkinton · 3b27f005 · 63.2
- EC Near Hopkinton · 127fcf9b · 62.0
- EC Near Hopkinton · 60ea8441 · 62.0
- EC Near Hopkinton · a2a6a05c · 61.8
- EC Near Hopkinton · 6218b6a9 · 61.8
- EC Near Hopkinton · a061483e · 61.4
- EC Near Hopkinton · 22c8c67d · 61.3
- Hopkinton · 60.7
- EC Near Hopkinton · 445ecd7c · 60.6
- EC Near Hopkinton · 7b008098 · 60.1
- DUNDEE · 59.1
- EC Near Hopkinton · da0f08ad · 56.9
- EC Near Hopkinton · bd915ebd · 56.3
- EC Near Hopkinton · 057059eb · 56.2
- 129 1st St SW, Former Masonic Temple · 54.4
- 123 Maple St · 53.6
- former Smitty's Tire & Appliance · 53.0
- former Paris & Sons Elevator · 52.8
- Mine Site · 203ad801 · 52.0
- 122 E St, former Dundee School · 52.0
- Mine Site · 1592f0a0 · 52.0
- Mine Site · eb0bf163 · 51.9
Delaware datacenter FAQ
How many datacenter sites are in Delaware?
22 scored datacenter candidate sites, averaging 57.5/100 DC Readiness. That is the 35th-most of 85 Iowa counties with five or more sites.
What is the highest-scoring datacenter site in Delaware?
EC Near Hopkinton · 3b27f005 scores 63.2/100 DC Readiness, the highest of the 22 scored sites in Delaware (a greenfield site).
Does Delaware offer datacenter tax incentives?
Sales tax exemption on DC equipment for $1M+ investments; property tax phase-in for new construction.
What is the natural-hazard risk in Delaware?
FEMA's National Risk Index rates Delaware as "Relatively Moderate" (score 30).
What are industrial electricity rates in Delaware?
Average industrial electricity is 8.55¢/kWh and commercial is 12.43¢/kWh in Delaware.
More in Iowa
- All datacenter sites in Iowa· 2,572 sites
- Operating datacenters in Iowa
- Electric substations in Iowa
- Black Hawk County· 126 sites · avg 58.4
- Pottawattamie County· 123 sites · avg 57.0
- Clinton County· 118 sites · avg 54.2
- Johnson County· 112 sites · avg 57.9
- Linn County· 105 sites · avg 58.3
- Dubuque County· 101 sites · avg 55.8
- Greenfield sites in Iowa
- Industrial sites in Iowa
About this data
Source: GridCensus composite of HIFLD transmission and substation data, EIA, FEMA National Risk Index, FCC broadband data, PeeringDB and ISO interconnection queues, as published November 12, 2026 — GridCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: GridCensus, “Datacenter candidate sites in Delaware, Iowa”, https://gridcensus.com/datacenter-sites/iowa/delaware (data as of November 12, 2026).
Dataset updated . Screening estimates derived from public data sources.
Go deeper than the public screen
Every site and score for Delaware, Iowa is free to browse. Pro adds Watchtower on 25 sites, alerts when new candidate sites, datacenters or interconnection-queue requests appear in your markets, score and capacity history, and CSV export. Enterprise adds team seats, weekly data files for all 147,272 sites, the REST API and an MCP server for AI tools.