Constellation
12 Month (No Min Usage Fee)
Rate
13.10¢
Term
12 Months
$1000 kWh
$131
Rates as of July 2026 · verify on the EFL
- ✓ 30% green
Best for Reliability Constellation in South Houston
Constellation in South Houston.
Constellation has 3 plans live on the CenterPoint grid serving South Houston. Lowest rate 13.10¢/kWh — about 1.6¢ below the South Houston average.
3.9 · CenterPoint grid · Harris County
Constellation in South Houston
By the numbers.
Lowest here
13.10¢
Constellation in South Houston
South Houston avg
14.72¢
across all providers
Constellation plans
3
on CenterPoint
100% green
0
renewable plans
What you actually pay in South Houston
Energy charge vs the wires.
Constellation's cheapest plan in South Houston is 13.1¢/kWh all-in. That number is two parts: Constellation's energy charge, plus the CenterPoint delivery charge — the cost of the poles and wires, set by the PUCT and identical on every plan from every provider on this grid.
Constellation energy
8.4¢
CenterPoint delivery
4.7¢
All-in
13.1¢
At a typical 1,000 kWh month, that's about $131 — including the ~$4.39 CenterPoint meter charge. Because delivery is fixed, the only lever between providers in South Houston is the energy charge. Constellation's best rate ranks #12 of 18 providers on the CenterPoint grid.
Top Constellation picks for South Houston
Best Constellation plans here.
Constellation
12 Month GREEN (No Min Usage Fee)
Rate
13.90¢
Term
12 Months
$1000 kWh
$139
Rates as of July 2026 · verify on the EFL
- ✓ 30% green
Constellation
12Mo Usage Bill Credit + A/C Protection for 2 Units and HVAC Monitoring
Rate
13.90¢
Term
12 Months
$1000 kWh
$139
Rates as of July 2026 · verify on the EFL
- ✓ 30% green
South Houston, Harris County, sample ZIP 77587. Served by CenterPoint (outage line: 1-800-332-7143).
Switching in South Houston
Same wires — new bill from Constellation.
CenterPoint owns the wires in South Houston and processes the switch in 1-3 business days — no service interruption, no truck roll, no new equipment. Constellation files the switch on your behalf. Same-day if you order before 4-5 PM Central.
Constellation in South Houston — FAQ
Common questions.
Does Constellation serve South Houston, TX?
Yes. Constellation offers 3 plans in South Houston on the CenterPoint grid, starting at 13.1¢/kWh all-in. Enrollment is online and service is delivered by CenterPoint.
What's the delivery charge in South Houston?
CenterPoint charges about 4.7¢/kWh plus ~$4.39/month to deliver power in South Houston. This is set by the PUCT and is identical on every plan — from Constellation or any other provider — so the only number that actually differs between providers is the energy charge.
Where does Constellation rank on price in South Houston?
Constellation's lowest South Houston rate ranks #12 of 18 providers serving the CenterPoint grid. The cheapest plan overall in South Houston is 6.2¢/kWh; Constellation's best is 13.1¢/kWh.
How long does it take to switch to Constellation in South Houston?
1 to 3 business days. CenterPoint keeps delivering power the whole time — no interruption, no new meter, no truck roll. Order before roughly 4–5 PM Central on a weekday and same-day switching is usually available.
More on Constellation
Explore Constellation.
Compare Constellation plans in South Houston
See how Constellation's 3 plans stack up at your real South Houston usage.
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How enrollment works
You pick the plan here. Enrollment finishes on our secure checkout — same rate, no markup. If you'd rather skip the ZIP entry, Live Link pulls your real usage from Smart Meter Texas in about 30 seconds. Same plans, same checkout, less typing.