#5 St John’s vs #12 Northern Iowa Picks & Predictions:

• St. John’s is a substantial 9.5 point favorite in March Madness first round action against Northern Iowa
• The Red Storm have been on a tear, winning 19 of their last 20 contests
• I am breaking down the critical NET rankings, market splits, and optimal betting angles for this East Region showdown in San Diego

How to Watch St. John’s vs Northern Iowa

The 5th seeded St. John’s Red Storm (28-6 SU, 20-12-1 ATS) do battle with the Northern Iowa Panthers (23-12 SU, 20-14-0 ATS) at Viejas Arena in San Diego, California. Tip-off is scheduled for 4:10 PM PT / 7:10 PM ET Friday March 20, and the affair will be broadcast live on CBS in the States and TSN in Canada.

St. John’s steps onto the hardwood riding a blistering 19-1 straight-up run since January 3, having just locked up back-to-back Big East tournament titles. Meanwhile, Northern Iowa arrives as the Missouri Valley Conference champion, eager to secure a classic 12-over-5 upset. I am looking at this East Region matchup purely from a betting angle in the college basketball odds.

St. John’s vs Northern Iowa Odds

Odds as of March 19, 2026, at 5:31 AM UTC from Caesars.

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The current betting markers firmly establish St. John’s as the clear favorite, demanding a steep -549 price on the moneyline alongside a 9.5-point spread. The true implied win probabilities feature St. John’s holding a 80.9% vig-free chance of securing the outright victory, leaving Northern Iowa with a 19.1% probability of pulling off the upset.

A $10 bet on St. John’s moneyline (-549) yields a meager profit of just $1.82, resulting in a total payout of $11.82. Conversely, taking a swing on Northern Iowa with a $10 bet at +400 odds generates a substantial $40.00 profit, returning a total payout of $50.00 should the underdogs survive.

St. John’s vs Northern Iowa Betting Splits

I lean heavily on the money percentages as the ultimate leverage piece, as they reveal where the most respected action is landing. The college basketball public betting splits are quite intriguing.

Against the Spread (ATS)

• St. John’s: 65.01% of tickets | 43.93% of the money
• Northern Iowa: 34.99% of tickets | 56.07% of the money

The recreational public is confidently laying the points, evidenced by St. John’s commanding 65.01% of the betting tickets. However, the actual money tells a different story. The majority of the financial backing – 56.07% of the handle – is on Northern Iowa to cover the number. This contrast between ticket volume and financial commitment aligns perfectly with my read on the underdog.

Total (Over/Under)

• OVER: 95.82% of tickets | 85.60% of the money
• UNDER: 4.18% of tickets | 14.40% of the money

The total market is incredibly lopsided. A staggering 95.82% of the betting tickets and 85.60% of the money are riding on the Over. Post-season crowds historically gravitate toward high-scoring action, meaning the sportsbooks are carrying massive liability on a shootout.

Moneyline

• St. John’s: 94.61% of tickets | 89.70% of the money
• Northern Iowa: 5.39% of tickets | 10.30% of the money

Unsurprisingly, bettors across the board expect the No. 5 seed to advance, with nearly 90% of the money tied up in St. John’s winning outright. Very few are willing to predict an outright upset on the moneyline. The March Madness injuries show that St. John’s will be without guard Casper Pohto (hip), and Kelvin Odih (leg) is questionable.

Northern Iowa vs St. John’s Comparison: NET Ratings and Resumes

How Do the Two Teams Stack Up Against Each Other?

On paper, St. John’s is the superior team, as they feature +7000 in the March Madness championship odds. They boast an elite Adjusted Winning Percentage (0.8000) and rank 13th in the nation in RPI. They have navigated a grueling schedule (0.5632 SOS) that forced them into nine matchups against Top 50 opponents.

While their overall RPI sits at #66, Northern Iowa is an elite defensive unit. They allow just 61.3 points per game (1st nationally) and boast a suffocating perimeter defense holding opponents to 28.9% from beyond the arc.

More importantly, they thrive when they step off their home floor, posting a stellar 5-1 record in neutral-site games compared to a pedestrian 4-3 neutral-site mark for St. John’s. The Panthers have the structural discipline to drag a superior offensive opponent into a muddy, low-possession dogfight.

Northern Iowa vs St. John’s Picks and Predictions

The Red Storm wants to push the tempo and leverage their athleticism, but the Panthers defensive scheme is designed to prevent transition opportunities and limit second-chance points. The opening odds painted St. John’s as massive 11.5-point favorites, but sharp money immediately drove the spread down to 9.5 points.

The Pick: Northern Iowa +9.5 (-102 on DraftKings)

Northern Iowa is a remarkable 5-1 SU (83.3%) in neutral-site games this season, proving their pack-line defense travels exceptionally well. St. John’s has struggled to blow out fundamentally sound defensive teams outside of the Big East.

The Pick: Under 131.5 Total Points (-110 on bet365)

I am aggressively attacking the Under 131.5 as my top leverage piece for this game. The total market is flooded with public money blindly betting the Over, but post-season basketball inherently breeds high-pressure, grinding possessions. I am fading the massive public consensus and banking on the heightened defensive intensity of a win-or-go-home environment to keep this game well under the number.

Northern Iowa vs St. John’s Same-Game Parlay (+375 on DraftKings)
If you want to correlate a narrative for a higher payout, pair the spread with the halftime derivatives. The market heavily favors St. John’s to lead early, but Northern Iowa’s slow pace limits early blowouts.

• Leg 1: Northern Iowa +9.5 (-110)
• Leg 2: Under 131.5 (-110)
• Leg 3: 1st Half Spread – Northern Iowa +5.5 (-115)

By combining Northern Iowa to cover the full-game spread, the first-half spread, and the Under, you can build a Same Game Parlay (+375) on the expectation of a gritty, tightly contested affair where defense dictates the outcome. If you are hankering for a printable March Madness bracket to brag to your friends, we are here for you!