Parks Manager

National parks near La Unión, Sonora

La Unión sits inside the Huatabampo area and reaches the same parks. See national parks near Huatabampo for the full write-up.

Bahía de Loreto National Park is the closest national park to La Unión, Sonora — 185 km (115 mi) in a straight line, which works out to roughly 3 hr 10 min behind the wheel.

Bahía de Loreto, Basaseachic Falls, and Cabo Pulmo are better with a night booked nearby.

Nothing near La Unión gates the entrance itself, but Guadalupe Mountains National Park puts a road, hike, or backcountry trip behind a permit or timed ticket.

La Unión has a population of about 4,812.

National parks near La Unión

Parks ranked by distance from La Unión
ParkStraight-line distanceEstimated driveRealistic trip
Bahía de Loreto National Park185 km (115 mi)3 hr 10 minBest as a weekend
Basaseachic Falls National Park198 km (123 mi)3 hr 22 minBest as a weekend
Cabo Pulmo National Park377 km (234 mi)6 hrBest as a weekend
Cumbres de Majalca National Park378 km (235 mi)6 hr 1 minWorth a longer road trip
San Lorenzo Marine Archipelago National Park398 km (247 mi)6 hr 18 minWorth a longer road trip
Saguaro National Park623 km (387 mi)9 hr 37 minWorth a longer road trip
Isla Isabel National Park669 km (416 mi)10 hr 18 minWorth a longer road trip
Sierra de Órganos National Park677 km (421 mi)10 hr 25 minWorth a longer road trip
Big Bend National Park680 km (422 mi)10 hr 27 minWorth a longer road trip
Guadalupe Mountains National Park729 km (453 mi)11 hr 11 minWorth a longer road trip

What to book before you leave La Unión

Reservations needed at parks near La Unión
ParkWhat needs bookingCoversHow
Guadalupe MountainsGuadalupe Mountains National Park Wilderness PermitsOne hike or backcountry tripPermit or lottery

Camping near La Unión

Within reach of La Unión, 10 campgrounds across 3 parks appear on Recreation.gov: 6 at Big Bend, 3 at Guadalupe Mountains, and 1 at Saguaro.

Recreation.gov releases most national park campsites six months before the arrival date, at 10:00 a.m. Eastern time. Windows are set per campground, so confirm yours on the Seasons and Fees tab on that campground page.

Once a date is gone, cancellations are the real supply, and they get taken within minutes of appearing.

When to make this trip

Bahía de Loreto National Park is generally best May, June, September, and early October, with April and late October as the quieter shoulder either side.

Winter is cool and wet at low elevation and snowy in the mountains, with reduced hut and refuge service.

July and August combine peak heat with peak domestic holidays. Shoulder months are both cooler and quieter.

Month-by-month detail for Bahía de Loreto National Park

Seeing more than one

Several parks near La Unión are close enough to each other to combine on one trip, so the drive from home only has to happen once.

Distances between parks near La Unión
PairApartEstimated drive
Basaseachic Falls → Cumbres de Majalca188 km (117 mi)3 hr 13 min
Bahía de Loreto → Cabo Pulmo320 km (199 mi)5 hr 9 min
Bahía de Loreto → San Lorenzo Marine Archipelago373 km (232 mi)5 hr 56 min

Planning a trip from La Unión

Distances here are straight-line and the drive estimate adds a road factor on top, but mountain passes and seasonal closures can change it a lot — a route that looks like three hours in June can be shut entirely in February. Confirm road status with the park before you commit to a date.

Read the Bahía de Loreto National Park guide

Other towns in Huatabampo

Common questions

What is the closest national park to La Unión?

Bahía de Loreto National Park. It is about 185 km (115 mi) from La Unión, roughly 3 hr 10 min of driving.

Can I do a national park day trip from La Unión?

Not comfortably. The nearest parks are far enough that you will want at least one night away.

How many national parks are near La Unión?

10 parks are within reach of La Unión, 0 of them close enough for a day trip.

Do you need a reservation for the national parks near La Unión?

None of them gate the entrance itself. 1 put a specific road, hike, or backcountry trip behind a permit or timed ticket — Guadalupe Mountains National Park Wilderness Permits. These requirements are usually seasonal, so check the date you plan to arrive.

Where can you camp near La Unión?

Recreation.gov lists 10 campgrounds at the national parks within reach of La Unión. They are spread across 3 of those parks.

When is the best time to visit the parks near La Unión?

For Bahía de Loreto National Park, the closest one, generally May, June, September, and early October. Either side of that, April and late October stays quieter.