San Lorenzo Unified

Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. District totals are aggregated directly from the schools reporting under this district in the source records. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.

San Lorenzo, California - 16 schools

An equity score of 46/100 ranks San Lorenzo Unified #865 of 1517 districts in California (state average 50). Derived live from how evenly resources are distributed across the district's schools.

At $15,066 per pupil, San Lorenzo Unified ranks #958 of 1862 California districts by per-pupil spending (California districts). NCES F-33 finance data.

8,477
Total Enrollment
16
Schools
$15,066
Per-Pupil Spending
Elementary, High
School Types

District-Level NCES Analysis

San Lorenzo Unified operates 16 public schools serving 8,477 students, placing it among the smaller districts in California. The school portfolio breaks down into 9 elementary, 3 high, 3 middle, 1 combined schools, a compact enough portfolio that families can compare every campus directly before they move, rent, or enrol. These enrollment and school figures come from the NCES Common Core of Data (CCD) 2024-25 release, and the district is based in Alameda County.

Per-pupil expenditure runs $15,066 according to the NCES F-33 School District Finance Survey, in the lower half of 1862 California districts by per-pupil spending. See how California compares in our national per-pupil spending analysis. The funding mix is 36.5% local, 56.3% state, and 7.1% federal, a state-revenue-heavy mix that insulates the district somewhat from local property-tax volatility, though it ties funding to state budget cycles. The district's equity score is 46/100, ranked #865 of 1517 in California against a state average of 50, in line with the typical spread seen across the state for how evenly funding reaches its schools.

Academic infrastructure includes 3 of 16 schools offering Advanced Placement (25 AP courses district-wide), a 348.9:1 student-counselor ratio, well above the ASCA benchmark though still under the roughly 408:1 national average, and 53.1% chronic absenteeism from the 2021-22 Civil Rights Data Collection. Demographically, the student body averages 60.4% Hispanic or Latino, 20.0% Asian, 7.9% African American across the district's schools. Its most demographically mixed campus is Grant Elementary, with a diversity index of 65.0/100.

Its largest campus is Arroyo High, enrolling 1,499 students (19% of the district's total enrollment). Its smallest is Royal Sunset (Continuation), at 107 students, a 14x enrollment spread across the district's campuses.

Arroyo High accounts for 17.7% of all San Lorenzo Unified student enrollment

That concentration means San Lorenzo Unified-wide averages can mask substantial variation outside the dominant entity. Grade band: high. A single dominant campus often anchors a district's program offerings and staffing patterns; the share helps explain why district-wide averages may not reflect the typical neighbourhood-school experience. When one entity dominates a region's footprint, its programmatic and budget decisions effectively set policy for a majority of the affected population.

Source: NCES Common Core of Data NCES Common Core of Data

San Lorenzo Unified school enrollment varies 14× across entities

San Lorenzo Unified school enrollment ranges from 107 students (lowest) to 1,499 students (highest), a spread of 1,392 students. That spread reflects typical mixed-portfolio variation between specialty programs and large neighbourhood schools. Per-school staffing ratios, programme availability, and capital-renovation cycles often diverge inside the same district based on enrollment shape.

Source: NCES Common Core of Data NCES Common Core of Data

San Lorenzo Unified has higher-than-average Title I eligibility — 63.4% of the population qualifies for free or reduced-price lunch

free or reduced-price lunch eligibility is the federal threshold for Title I funding allocations, established under the Every Student Succeeds Act (ESSA, 2015). Eligibility here is approaching the 75% concentration-grant threshold; it does not yet unlock the extra funding tier but sits meaningfully above the baseline 50% majority mark. Regions with eligibility this high typically draw a substantially larger federal funding share relative to their local tax base, which can either offset or reinforce existing gaps depending on allocation policy.

Source: ESSA Title I Part A; ED EDFacts file system ESSA Title I Part A; ED EDFacts file system

San Lorenzo Unified student-counselor ratio is 349:1 — near the typical range (US average ~408) — within the typical range for U.S. public districts

student-counselor ratio is the simplest comparative metric but it does not capture the full picture: the ratio counts FTE counselors against total enrollment, districts that contract intervention or social-emotional staff outside the counselor classification may be under-counted Variation between sub-units within San Lorenzo Unified is typically wider than the San Lorenzo Unified-aggregate figure suggests.

Source: NCES Civil Rights Data Collection NCES Civil Rights Data Collection

San Lorenzo Unified chronic absenteeism rate is 53.1% — well above typical (typically associated with unusually large scale or acute resource constraints)

chronic absenteeism rate is the simplest comparative metric but it does not capture the full picture: a student is chronically absent if they miss ≥10% of enrolled days for any reason, illness, family obligations, or disengagement Values this far above typical often signal acute resource constraints or a structurally different scale than most peers — worth reading alongside the underlying counts, not the ratio alone.

Source: NCES Civil Rights Data Collection 2021-22 NCES Civil Rights Data Collection 2021-22

Where does the funding come from?

7.1%
Federal
56.3%
State
36.5%
Local

Funding Equity

46
Equity Score
865 / 1517
State Rank
50
State Average

This district has moderate funding equity. There may be room to improve funding diversity or resource allocation.

Student Demographics

Average demographic composition across 16 schools in San Lorenzo Unified.

White 5.6%
Hispanic or Latino 60.4%
African American 7.9%
Asian 20.0%
Multiracial 4.3%
Other 1.8%

Source: NCES CCD School Membership 2024-25.

Student-body diversity

Average diversity index 55.3/100

Average Simpson diversity index across San Lorenzo Unified's schools, above the California average of 46.0.

Most mixed schools

  1. 1 Grant Elementary 65.0
  2. 2 Washington Manor Middle 64.9
  3. 3 Arroyo High 64.5
  4. 4 Corvallis Elementary 63.1
  5. 5 Dayton Elementary 62.4

Programs & Resources

3 / 16
Schools with AP
25 AP courses total
348.9:1
Student-Counselor Ratio
53.1%
Chronically Absent

Source: NCES Civil Rights Data Collection (CRDC) 2021-22.

Schools in San Lorenzo Unified

School Enrollment
Arroyo High
1,499
San Lorenzo High
1,029
Bohannon Middle
606
Hesperian Elementary
500
Washington Manor Middle
500
Edendale Middle
483
Colonial Acres Elementary
458
Lorenzo Manor Elementary
447
Bay Elementary
422
Del Rey Elementary
373
Corvallis Elementary
349
Hillside Elementary
347
Dayton Elementary
340
Grant Elementary
322
East Bay Arts High
154
Royal Sunset (Continuation)
107

How San Lorenzo Unified Compares to Similar-Size Districts

The California districts closest to this one in total enrollment.

District Enrollment Spending Funding Mix
Yucaipa-Calimesa Joint Unified Similar size Similar spending Less locally funded
Davis Joint Unified Similar size Similar spending More locally funded
Sequoia Union High Similar size Higher spending More locally funded
Calexico Unified Similar size Higher spending Less locally funded
San Leandro Unified Similar size Similar spending Similar funding mix

Comparisons are relative to San Lorenzo Unified's own figures; each column derives from NCES Common Core of Data and the F-33 Finance Survey.

Nearby Districts in California

Top districts in the same state, compare side-by-side for enrollment, spending, and demographics.

Los Angeles Unified
427,795 students · 785 schools · $21,940/pupil
Compare vs San Lorenzo Unified →
San Diego Unified
93,893 students · 175 schools · $18,665/pupil
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Fresno Unified
69,668 students · 101 schools · $18,783/pupil
Compare vs San Lorenzo Unified →
Long Beach Unified
65,554 students · 84 schools · $16,028/pupil
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Elk Grove Unified
62,061 students · 67 schools · $14,134/pupil
Compare vs San Lorenzo Unified →

Compare San Lorenzo Unified

See how this district compares to others in enrollment, spending, demographics, and academic resources.

Compare vs Los Angeles Unified →

Frequently Asked Questions

How many schools are in San Lorenzo Unified?

San Lorenzo Unified has 16 schools, including 3 high, 3 middle, 9 elementary, 1 combined. Total enrollment is 8,477 students.

How much does San Lorenzo Unified spend per student?

San Lorenzo Unified spends $15,066 per student. The district has an equity score of 46/100, ranking #865 in California.

What is the demographic composition of San Lorenzo Unified?

San Lorenzo Unified students are 60.4% Hispanic or Latino, 20.0% Asian, 7.9% African American, 5.6% White, averaged across 16 schools. Source: NCES CCD Membership 2024-25.

What is the equity score for San Lorenzo Unified?

San Lorenzo Unified has an equity score of 46/100, ranking #865 out of 1517 districts in California.