My mapAll 546 citiesCities by stateCompare two citiesSee all: CitiesAll placesNational parksState parksZoos and aquariumsSee all: PlacesBest places to liveBest places to retireFor young professionalsSee all: RankingsCost of living calculatorTwin city finderWhere your salary goes furthestSee all: Tools and gamesSign in

Santa Maria population

Santa Maria, California had an estimated 111,390 residents on July 1, 2025, the 301st-largest city in the US. That is up 11.9% since the 2010 Census and up 45% since 2000.

Santa MariaCaliforniaPop. 111,390
Population, July 2025
111,390+1.5% since April 2020
People per sq mile
4,88322.8 sq mi of land
Median age
29.311% are 65 or older
Households with kids
47%with anyone under 18

Population by year, 2000 to 2025

65k77k88k100k111k2000: 76,82220002001: 79,8552002: 82,07420022003: 84,0982004: 85,99220042005: 87,8242006: 89,59220062007: 91,9492008: 94,61720082009: 97,4182010: 99,55320102011: 99,9402012: 100,75420122013: 101,6272014: 102,49720142015: 103,4712016: 104,80220162017: 105,4232018: 105,66020182019: 105,9262020: 109,69520202021: 110,1152022: 110,32820222023: 110,4532024: 110,98620242025: 111,3902025
Darker bars are the April 2000, 2010 and 2020 benchmarks; the rest are July 1 estimates. Source: US Census Bureau population estimates (intercensal 2000-2010, Vintage 2020 and Vintage 2025).
YearPopulationChangeBasis
2025111,390+404Estimate, July 1
2024110,986+533Estimate, July 1
2023110,453+125Estimate, July 1
2022110,328+213Estimate, July 1
2021110,115+420Estimate, July 1
2020109,695+3,769April 2020 estimates base
2019105,926+266Estimate, July 1
2018105,660+237Estimate, July 1
2017105,423+621Estimate, July 1
2016104,802+1,331Estimate, July 1
2015103,471+974Estimate, July 1
2014102,497+870Estimate, July 1
2013101,627+873Estimate, July 1
2012100,754+814Estimate, July 1
201199,940+387Estimate, July 1
201099,553+2,1352010 Census (April 1)
200997,418+2,801Estimate, July 1
200894,617+2,668Estimate, July 1
200791,949+2,357Estimate, July 1
200689,592+1,768Estimate, July 1
200587,824+1,832Estimate, July 1
200485,992+1,894Estimate, July 1
200384,098+2,024Estimate, July 1
200282,074+2,219Estimate, July 1
200179,855+3,033Estimate, July 1
200076,822April 2000 estimates base

Year-to-year changes across 2010 and 2020 mix census counts with estimates, so small jumps at those years are partly method changes.

Frequently asked questions

What is the population of Santa Maria in 2025?

The Census Bureau estimates Santa Maria had 111,390 residents on July 1, 2025, making it the 301st-largest city in the US.

Is Santa Maria growing?

Yes. Santa Maria has grown 11.9% since the 2010 Census (99,553 people), and grown 1.5% since 2020.

What was the population of Santa Maria in 2000?

About 76,822 (the Census Bureau's April 2000 estimates base). By the 2010 Census it was 99,553.

How dense is Santa Maria?

Santa Maria has about 4,883 people per square mile of land (22.8 square miles).

More about Santa Maria

See cost of living, jobs and commutes in Santa Maria, Santa Maria weather by month, or every Santa Maria ZIP code. For the biggest cities in the country, see the largest US cities.