Constellation
12 Month (No Min Usage Fee)
Rate
13.50¢
Term
12 Months
$1000 kWh
$135
Rates as of July 2026 · verify on the EFL
- ✓ 30% green
Best for Reliability Constellation in Brownsville
Constellation in Brownsville.
Constellation has 2 plans live on the AEP grid serving Brownsville. Lowest rate 13.50¢/kWh — about 1.2¢ below the Brownsville average.
3.9 · AEP grid · 185K residents · Cameron County
Constellation in Brownsville
By the numbers.
Lowest here
13.50¢
Constellation in Brownsville
Brownsville avg
14.71¢
across all providers
Constellation plans
2
on AEP
100% green
0
renewable plans
What you actually pay in Brownsville
Energy charge vs the wires.
Constellation's cheapest plan in Brownsville is 13.5¢/kWh all-in. That number is two parts: Constellation's energy charge, plus the AEP 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¢
AEP delivery
5.1¢
All-in
13.5¢
At a typical 1,000 kWh month, that's about $135 — including the ~$4.93 AEP meter charge. Because delivery is fixed, the only lever between providers in Brownsville is the energy charge. Constellation's best rate ranks #12 of 18 providers on the AEP grid.
Top Constellation picks for Brownsville
Best Constellation plans here.
Constellation
12 Month GREEN (No Min Usage Fee)
Rate
14.30¢
Term
12 Months
$1000 kWh
$143
Rates as of July 2026 · verify on the EFL
- ✓ 30% green
Brownsville, Cameron County — population 185K, sample ZIP 78520. Served by AEP.
Switching in Brownsville
Same wires — new bill from Constellation.
AEP owns the wires in Brownsville 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 Brownsville — FAQ
Common questions.
Does Constellation serve Brownsville, TX?
Yes. Constellation offers 2 plans in Brownsville on the AEP grid, starting at 13.5¢/kWh all-in. Enrollment is online and service is delivered by AEP.
What's the delivery charge in Brownsville?
AEP charges about 5.1¢/kWh plus ~$4.93/month to deliver power in Brownsville. 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 Brownsville?
Constellation's lowest Brownsville rate ranks #12 of 18 providers serving the AEP grid. The cheapest plan overall in Brownsville is 7.1¢/kWh; Constellation's best is 13.5¢/kWh.
How long does it take to switch to Constellation in Brownsville?
1 to 3 business days. AEP 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 Brownsville
See how Constellation's 2 plans stack up at your real Brownsville 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.