ucla and berkeley chances?

I’m ethnic Vietnamese and attending a small private school in SoCal, about 120 in my grade. School doesn’t rank.

My father did his med school residency at UCLA, some relatives attended UCLA as well

Major: CS and Engineering

Academics:
10-11 GPA: 4.53 weighted, 4.12 UC
SAT Math II: 780
SAT Chem: 750
ACT: 33 composite
APs:

  • Calc AB: 5
  • Comp Sci: 5
  • APUSH: 5
  • Phys C E&M: 4
  • Phys C Mech: 3
  • Chem: 3
  • Music Theory: 3

Sr year courses: AP Psych, AP Stats, APES, Engineering, Advanced Topics in Mathematics (post-Multivariable Calculus, took Jr year), and English

School doesn’t offer IB

Awards:

  • NHD excellence award
  • Eagle Scout

Extracurriculars:

  • 4 year Varsity Swim, captain last year and this year, and club swimmer since 2010
  • Member of California Junior Classical League (Latin club) State board
  • President of my school’s Junior Classical League chapter
  • Rubik’s Cube competition organizer for SoCal region
  • Programming team for Robotics club

Leadership:
basically what I listed above.

  • Eagle Scout
  • Varsity swim captain
  • President of JCL club
  • State board member
  • Rubik’s Cube competition organizer

Work

  • Lifeguarding
  • Did private tutoring (math, Scratch programming) over the summer
  • possible internship for Tinder next summer

Essays: I’m pretty confident in them

Also, would I have a better chance switching the major I put on my app (CS and Engineering) to undeclared?

I think this is most of it. Any help is appreciated. Thank you!

Your SAT scores are on target, UC GPA within range but with record # of applicants and below 20% acceptance rates, they will be tough admits. You are in the running.

Freshman admit rates for UC GPA of 3.80-4.19 and not major specific.

UCB: 14%
UCLA: 14%
UCSD: 44%
UCSB: 54%
UCD: 58%
UCI: 65%
UCSC: 85%
UCR: 94%
UCM: 96%

You have a higher chance than posted so best of luck.