Ada W. Harris Elementary

Ada W. Harris Elementary operates as a compact elementary-level community in Cardiff-by-the-Sea, California, overseen by Cardiff Elementary. Current enrollment sits at 382 students spanning grades 3 through 6.

Within Cardiff Elementary, which oversees 2 schools and 641 students, Ada W. Harris Elementary is one campus in the system.

On demographics, Ada W. Harris Elementary records that 64% of the student body identifies as White. Beyond that, the school logs 18% multiracial, 14% Hispanic, 3% Asian. That is visibly more White than the county at large, where the share is closer to 48%.

On the income-and-resources front, On paper, Ada W. Harris Elementary has 17 full-time-equivalent teachers, translating to a class-load average of around 22.5:1. The state averages about 22.3:1, putting this campus right in line with peers. An estimated 11% of students are eligible for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. Set against San Diego County (around 54%), the school's rate is somewhat below typical.

After controlling for student poverty, Ada W. Harris Elementary tracks the demographic baseline. The model predicts 73.0% given the school's FRL share; actual proficiency is 69.5%.

Around the school, the surrounding county (San Diego County) shows that median household earnings sit near $106,268, 43% of adults hold a bachelor's degree or higher, and census figures put the poverty rate at about 7%. Across San Diego County's 766 public schools (combined enrollment of about 467,437 students), Ada W. Harris Elementary is one campus in the mix.

San Dieguito HS Academy is the nearest neighboring public school, about 0.5 miles from this campus. Within five miles, there are 8 other public schools. Ranking that nearby cluster on reported proficiency puts Ada W. Harris Elementary at 2nd of 5; the average score across the group is 64.2%.

Geographically, the school is in a downtown area.

Trend over the last 7 years. Looking back 7 years, enrollment at Ada W. Harris Elementary has increased 7%, going from 357 students in 2018 to 382 in 2025. Over the same period, the White share edged down from 71% to 64%. Class-load math has rose: from 21.0:1 in 2018 to 22.5:1 in 2025.

On allk12, the feed for Ada W. Harris Elementary typically covers classroom updates, athletics, and weather closures. The community welcomes input from current and former families.