Low Rate: NREL

Solar Panel Cost & Savings in Harford County, MD

A typical 6 kW home solar system in Harford County pays back in 14.3 years and saves an estimated $19,448 over 25 years after the federal tax credit.

Solar production
8,250kWh / yr
from a 6 kW system
Sun factor +3% vs. national median
Avg system cost (after 30% ITC) $12,600 $18,000 before credit
Annual savings $879 at 10.7¢/kWh
Payback period 14.3yrs Low Solar Value
25-year savings $19,448 3%/yr rate escalation

Savings calculator

Tuned to Harford County, MD
Your estimate
Low
System size13.1kW
Net cost (after ITC)$27,534
Annual savings$1,920
Payback14.3yrs
Est. $42,468 saved over 25 years.
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Is solar worth it in Harford County?

Harford County sits 3% above the national median for solar production, and homes here pay 10.7¢ per kWh. That combination puts payback at about 14.3 years — a Low Solar Value.

Because the 30% federal tax credit applies through 2032, a system installed now is credited $5,400, dropping the net cost to $12,600. Over 25 years, escalating utility rates push estimated savings to $19,448.

30% federal ITC 6 kW reference system $3.00 / watt

Frequently asked

What's the payback period for solar in Harford County?

At Harford County's electricity rate of 10.7¢/kWh and local sun levels, a typical 6 kW system pays for itself in about 14.3 years after the 30% federal tax credit — a "Low" Solar Value rating.

How much does solar cost in Harford County after the tax credit?

A 6 kW reference system runs about $18,000 gross. The 30% federal Investment Tax Credit brings the net cost down to roughly $12,600 before any state or local incentives.

Is solar worth it at 10.7¢/kWh?

Payback here is slower than the national median, so solar is a longer-term play — best if you plan to stay in the home 15+ years. Estimated 25-year savings: $19,448.

Does Maryland have net metering?

Net-metering rules vary by utility and change over time. Many Maryland utilities credit excess generation, which improves these economics. Confirm current terms with a local installer when you compare quotes.

Where does this estimate come from?

Production is modeled from NREL PVWatts v8 for Harford County (sun factor +3% vs. the national median), and the electricity rate from NREL Utility Rates v3. Updated June 2026.

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Estimates for Harford County, Maryland are modeled from NREL PVWatts v8 (production) and NREL Utility Rates v3 (rate). Not affiliated with NREL, DOE or EIA · not financial advice · last updated June 2026.