The 2011Baltimore Ravens season was the 16th in the National Football League (NFL) and city of Baltimore, Maryland, and the 14th to host home games at M&T Bank Stadium. The Ravens completed the season with a 12–4 record, matching their record from 2010 (their tied-second most winningest season), and winning the American Football Conference's North division title for the third time in franchise history. By earning a playoff berth in 2011, the Ravens set a franchise record by going to the postseason for four consecutive seasons. For John Harbaugh, this was his fourth season as the head coach for the franchise; he has compiled an overall record of 44–20 in regular season and 4–3 in postseason. The Ravens avenged their 2011 divisional round playoff loss against the Steelers in week 1 of the season. This season also marked the first time the Ravens played a Thanksgiving game: the Ravens played the San Francisco 49ers and won 16-6.
On July 26, 2011, the Ravens announced that they would release 4 former/current starters, TE Todd Heap, WR Derrick Mason, NT Kelly Gregg, and HB Willis McGahee. The Ravens also said they hope to bring back Heap, Mason, and Gregg at reduced salaries.
^[e] The Ravens held the #26 overall pick, but allowed their 10 minute window to expire before making their selection. Before the Ravens made their pick, the Kansas City Chiefs holding the following selection picked WRJonathan Baldwin, making the Ravens selection #27 overall.
^[f] The Ravens traded the 90th overall pick and a sixth round selection (191st overall) to the Eagles who picked CBCurtis Marsh and GuardJason Kelce for the 85th overall pick (Jah Reid)
On the first play from scrimmage, Ray Rice scampered for 36 yards and would finish the game with 107 rushing yards, in the previous season the Steelers had given up an average of 62.8 rushing yards per game. Two plays later Joe Flacco threw a 27 yard strike to Anquan Bolden, giving the Ravens a lead they would never relinquish.
Defense would be the story of this game, however, as Terrell Suggs strip-sacked Ben Roethlisberger during the Steelers second possession and Haloti Ngata recovered at the Pittsburgh 37 yard line. Suggs ended the game with 3 sacks and the Ravens forced 7 turnovers.
With the win not only did the Ravens improve to 1-0, but they handed the Steelers their first opening day loss since 2002.
Coming off a week 2 loss, the Ravens were determined to bounce back and fight hard. On their second offensive play from scrimmage, Flacco threw a 74-yard touchdown pass to rookie wide receiver Torrey Smith. It was the first catch of Smith's career and the longest pass of Flacco's career. Before the first quarter was up, Flacco would throw two more touchdown passes to Smith for 41 and 18 yards respectively, marking the 12th time in NFL history that any receiver caught three touchdown passes in a single quarter, and the first time ever for a rookie. The Ravens would later add 16 more points on three Billy Cundiff field goals and a fumble forced by Ray Lewis and recovered by Haloti Ngata and then run into the end zone (Cundiff also missed two 51-yard field goals). This marked the first touchdown in Ngata's career. Offensively, the Ravens gained 553 yards in the entire game, a franchise record. The only score for the Rams came in the third quarter, when quarterback Sam Bradford threw a 34-yard touchdown pass to Brandon Gibson.
Coming off their dominating road win over the Rams, the Ravens went home, donned their alternate uniforms, and played a Week 4 Sunday night duel with the New York Jets. Baltimore delivered the game's opening punch with safety Ed Reed forcing a sack-fumble from Jets quarterback Mark Sanchez, allowing linebacker Jameel McClain to recover the fumble and go 6 yards for a touchdown. New York would respond with running back Joe McKnight returning a kickoff 107 yards for a touchdown. Afterwards, the Ravens regained the lead with a 38-yard field goal from kicker Billy Cundiff, followed by a 3-yard touchdown run from running back Ray Rice. Baltimore added onto their lead in the second quarter with another 38-yard field goal from Cundiff, followed by defensive end Haloti Ngata forcing a fumble from Sanchez, allowing linebacker Jarret Johnson to return the fumble 26 yards for a touchdown. The Jets responded with linebacker David Harris returning an interception 36 yards for a touchdown, followed by kicker Nick Folk booting a 40-yard field goal. The Ravens struck back in the third quarter with cornerback Lardarius Webb returning an interception 73 yards for a touchdown. From there, Baltimore's defense prevented any comeback attempt from New York.
With the win, the Ravens went into their bye week at 3-1.
With stadium flags lowered to half-mast in remembrance of the passing of Pat Modell, wife of former owner Art Modell, the Ravens set the tone early with a 9 minute, 93 yard drive for a touchdown. Joe Flacco who scored on a quarterback sneak to cap the drive, also threw for 305 yards while Ray Rice ran for 101 yards. Ray Lewis became the first player in NFL history with 40 sacks and 30 interceptions when he sacked Matt Schaub in the first quarter. 
As in their previous match this year, the Ravens scored first with an 18-yard field goal by kicker Billy Cundiff, the only points scored in the first quarter by either team. Steelers kicker Shaun Suisham answered with a 36-yard field goal early in the second quarter, and a 30-yard field goal near the end, but both of these were quickly matched by Baltimore's Cundiff with a 43-yard and 51-yard field goal, respectively, giving Baltimore a 9-6 lead at halftime. The Ravens then increased their lead in the third quarter when Ray Rice scored the first touchdown of the game on a 4-yard run. The Steelers rallied in the fourth quarter, with running back Rashard Mendenhall making a 1-yard run to score a touchdown, and then taking the lead for the first time in the game when quarterback Ben Roethlisberger hit Mike Wallace in the endzone with a 25-yard pass for a second touchdown. In the game's final minutes the Ravens began a 92-yard drive, culminating in a 26-yard touchdown pass by quarterback Joe Flacco to wide receiver Torrey Smith leaving 8 seconds on the clock.
Coming off their divisional home win over the Bengals, head coach John Harbaugh and the Ravens stayed at home for a Week 12 interconference duel with the San Francisco 49ers and their head coach (John's brother) Jim Harbaugh, on Thanksgiving.
Baltimore delivered the game's opening punch in the first quarter with a 39-yard field goal from kicker Billy Cundiff, but the 49ers answered witk kicker David Akers getting a 45-yard field goal. The Ravens regained the lead in the second quarter with a 23-yard field goal from Cundiff.
San Francisco began the third quarter with Akers nailing a 52-yard field goal, yet Baltimore regained the lead in the fourth quarter with quarterback Joe Flacco finding tight end Dennis Pitta on an 8-yard touchdown pass, followed by a 39-yard field goal from Cundiff. Afterwards, the defense would hold to prevent any comeback attempt from the 49ers.
The Ravens entered the game concerned that they would have trouble, having lost 3 matches in the year to teams with losing records on the road. This increased their determination. On their first possession, they came within field goal range on 4th and 1, and decided to attempt to convert, which failed. But on their next possession, Ray Rice scored a touchdown for a 7-0 lead. Billy Cundiff missed two moderate field goals in the first half, but toward the end, made one that increased the lead to 10-0. The Browns forced a fumble in the third quarter and capitalized on it with a field goal, cutting this lead to 10-3. But on the ensuing drive, Ray Rice, who rushed for over 200 yards in the entire game, had a 67-yard gain which lead to a touchdown, increasing the lead to 17-3. They would later add to that cushion when Lardarius Webb returned a punt 68 yards for a touchdown. The Browns made one more touchdown, making what would be the final score of 24-10. But when the Ravens got their final possession, following the 2-minute warning, they were able to run out the clock.
Ray Rice took over the offensive by totaling 191 rushing yards and two long touchdowns on 24 carries in the Ravens' victory that closed out the regular season and clinched Baltimore's first division crown since 2006. Rice's touchdown runs came on rushes of 70 and 51 yards and for the effort he was name the AFC's offensive player of the week by the NFL.
After a 60 yard return on the opening kick-off, the Texans drove the ball to the Baltimore 21 where they settled for a 40 field goal and took an early 3-0 lead. The Ravens go three and out and punt the ball back to Houston, but Texans punt returner Jacoby Jones misplays the punt and the Ravens recover inside the Houston 5 yard line. Joe Flacco would hit tight end Kris Wilson (his first catch of the season) for a touchdown and the Ravens took a lead they would never surrender. Baltimore dominated Houston's passing game, intercepting rookie quarterback T.J. Yates 3 times and held the Texans scoreless in the second half. The Ravens committed no penalties during the game and never turned the ball over by fumble or interception.
Arian Foster ran for 132 yards, the first 100 yard plus performance ever against the Ravens in post season. After the game, Foster and Ravens probowl linebacker Ray Lewis exchanged game jerseys.