SUMMIT Energy Solutions

Golden city reference

Solar in Golden, checked against utility math.

A city-level guide for Jefferson County homeowners comparing quotes, system size, incentive timing, and Xcel Energy billing assumptions.

Reference ZIP
80401
Utility
Xcel Energy
Focus
Net metering + Solar*Rewards

Golden is a Jefferson County city at the base of the foothills west of Denver, with a population of about 20,461 and electric service from Xcel Energy. The median owner-occupied home value is roughly $698,700, owner-occupancy stands near 58 percent, and the median home was built around 1984. According to NREL/NLR PVWatts v8, a south-facing array produces about 1,490 kWh per kW each year, so a 7 kW system would generate roughly 10,431 kWh annually.

Local numbers

The Golden baseline

A 7 kW south-facing system in Golden produces about 10,450 kWh/year per NREL PVWatts. Pre-incentive install cost runs $18,900 to $21,000, with cash payback around 11 to 12 years before financing markup.

10,450 kWh/year

Annual production

PVWatts v8, 7 kW south-facing.

~$18,900 to $21,000

Net cash cost

After incentives, before financing.

11 to 12 years

Cash payback

No dealer-fee markup.

14 to 17 years

Financed payback

With typical dealer fees.

Utility context

The bill rules are local.

Most of Golden is served by Xcel Energy. Net metering, rate trajectory, and program timing differ by utility; the Colorado state hub covers the cross-utility picture.

Xcel Energy Jefferson County Verified 2026-05-29