-23%
100%-time completion
100%-time completion at Principia College fell 23% between 2021 and 2024 (70.5% → 54.5%).
Illinois · Private nonprofit · Predominantly bachelor's
Principia College
Elsah, Illinois. 337 undergraduate students. 32 programs in the federal Field-of-Study dataset.
ANOMALY ENGINE · NOTABLE SIGNALS
What the data flags at Principia College
Short-arc shifts (recent 3-year window), peer outliers, earnings trend breaks, completion drops, enrollment cliffs, and debt-to-earnings warnings — surfaced deterministically from the federal record. Multi-decade shifts are reported separately in the Long Arc section, since 25-year tuition drift isn't really an anomaly.
-14%
150%-time completion
150%-time completion at Principia College fell 14% between 2021 and 2024 (85.9% → 74.3%).
+13%
In-state tuition
In-state tuition at Principia College rose 13% between 2021 and 2024 ($30.8k → $34.7k).
+13%
Out-of-state tuition
Out-of-state tuition at Principia College rose 13% between 2021 and 2024 ($30.8k → $34.7k).
SECTION 01 · OUTCOMES SNAPSHOT
The numbers, vs. Illinois
Each tile compares this institution to the Illinois median for the same metric. Sub-line shows the comparison value, not an interpretation. Sparklines trace the federally available history.
—
Illinois median $40,810—
Treasury earnings · 6y post-entry76.2%+1% · '98→'24
Illinois median 53.3%—
At program completion337-36% · '96→'24
latest IPEDS75.4%-7% · '04→'24
first-time, full-time44.4%-51% · '01→'23
latest cohort$33,280+106% · '01→'24
out-of-state $33,280SECTION 04 · LONG ARC
Ten-plus year arc
Federally available history. Coverage varies by metric — IPEDS publishes some series only after 2009 and others only before.
Undergraduate enrollment.
150%-time completion rate.
-36%
Principia College · undergrad enrollment fell
526 → 339
+106%
Principia College · in-state tuition rose
$16,840 → $34,680
+106%
Principia College · out-of-state tuition rose
$16,840 → $34,680
FINANCIAL OUTCOME · ILLUSTRATION
Estimate the financial outcome at Principia College
Pick a program. Cost from Scorecard net price by family income; earnings from Treasury 5-year-post-completion median, projected forward with a Mincer age-earnings curve. The selection-bias toggle applies the Dale-Krueger shrinkage. Outcomes illustration, not a forecast — see methodology.
Shrinks the earnings premium toward the matched-applicant mean. STEM <15%, business ~40%, arts & education ~60%.
EARNINGS SUPPRESSED
Federal privacy rules suppressed earnings for Business Administration, Management and Operations · Bachelor's Degree at Principia College(cohort below 30 students). The calculator can’t produce a number we’d stand behind, so we don’t.
Outcomes illustration · not a forecast. Projects observed Scorecard earnings forward with a Mincer age-earnings curve under your assumptions. See methodology for the math.
SECTION 07 · SIMILAR INSTITUTIONS
Same sector and degree mix in Illinois
Picked by Carnegie sector × predominant credential level. These are not rankings — just nearest-neighbour surfaces for comparison.
CAUSAL DISCIPLINE
“Principia College graduates earn $X” — not “Principia College makes you earn $X”
Median earnings describe what cohorts earned. They do not describe what attending Principia College caused. Selection effects (who admits, who enrolls, who completes) are real. We publish federal data with strict descriptive phrasing — and link the methodology where you can read about the limitations directly.