Short answer: Surprise is a city of about 110 square miles in Maricopa County, Arizona, in the northwest Phoenix metro, bounded on the west by the White Tank Mountains. The ACS 2020-2024 estimate counts 154,948 residents, while the city cites 172,943 as of July 2025. Mayor Kevin Sartor and a six-member district council run the city from City Hall at 16000 N Civic Center Plaza, and Surprise Stadium hosts Royals and Rangers spring training.
Last verified: October 15, 2026, against the sources listed at the end of this page.
Where is Surprise, Arizona, and how do people get there?
Surprise is a suburban city in the northwest Phoenix metropolitan area, 45 minutes from Downtown Phoenix and Sky Harbor International Airport by the city's count (City of Surprise), and one of the cities and towns of Maricopa County (Maricopa County).
The City of Surprise says the White Tank Mountain range bounds Surprise on the west, with the Sonoran Desert and Lake Pleasant Regional Park to the north (City of Surprise). The incorporated city covers approximately 110 square miles, and its planning area reaches about 328.39 square miles, so the area Surprise plans for reaches well past its current city limits (City Facts).
Two highways frame travel in and out of Surprise: US 60, also called Grand Avenue, and the Loop 303 freeway, which meet at an interchange inside the city (ADOT). The BNSF Railway tracks run next to that Surprise interchange, and the Arizona Department of Transportation says a long-term fix may add ramps that cross over them.
The Digital Towns Surprise communities guides cover two of the city's best-known neighborhoods in detail: the Marley Park guide and the Sun City Grand guide.
How many people live in Surprise, and who are they?
Surprise had 154,948 residents in the U.S. Census Bureau's ACS 2020-2024 5-year estimate, with a median age of 41.4 years (Census Bureau, DP05).
In the same survey, 22.2 percent of Surprise residents were 65 or older (DP05). Median household income in Surprise was $96,711 in 2024 inflation-adjusted dollars (Census Bureau, DP03). The city held 62,098 housing units, and the median value of an owner-occupied Surprise home was $435,100 (Census Bureau, DP04).
The City of Surprise uses a newer, higher number: 172,943 residents as of a Census July 1, 2025 estimate (City of Surprise). The two figures measure different things. The ACS figure pools survey responses from 2020 through 2024, while the July 2025 figure is a single-year population estimate, and the two differ by roughly 18,000 people.
| Measure | Surprise estimate |
|---|---|
| Total population | 154,948 |
| Median age | 41.4 years |
| Residents 65 and over | 22.2 percent |
| Median household income | $96,711 (2024 dollars) |
| Housing units | 62,098 |
| Median value, owner-occupied home | $435,100 |
The Surprise communities guides on Marley Park and Sun City Grand describe who lives in those two neighborhoods and how each one is organized.
Who runs Surprise and how is City Hall reached?
Surprise is run by a mayor elected at large and a six-member city council elected by district, all serving four-year terms (City of Surprise).
Mayor Kevin Sartor was sworn in as Mayor of Surprise in January 2025 for a four-year term expiring December 2028, and the mayor's office line is 623-222-1313 (City of Surprise, About the Mayor). As listed on October 15, 2026, the Surprise council is Nick Haney (District 1), Vice Mayor Earle Greenberg (District 2), Patrick Duffy (District 3), Johnny V. Melton (District 4), Jack Hastings (District 5) and Chris Judd (District 6) (City of Surprise, City Council). The council office number is 623.222.1300.
Surprise City Hall is at 16000 N Civic Center Plaza, Surprise, AZ 85374, open Monday through Friday from 8 am to 5 pm, with a main line of 623-222-1000 and TRS 711 (City of Surprise). Regular City Council meetings in Surprise start at 6 p.m. per City Code in the Council Chambers at City Hall, while work sessions and special meetings typically start at 4:30 p.m. (City of Surprise, Meetings).
Anyone who wants to speak at a Surprise council meeting fills out a Public Comment Form and hands it to the City Clerk before the meeting begins; online requests must arrive at least one hour before the start (City of Surprise). Meetings air live on SurpriseTV, the City of Surprise Government Facebook page and Spectrum channel 11. Last verified: October 15, 2026, on the City of Surprise website.
What is there to do in Surprise?
Spring training is the headline in Surprise: Surprise Stadium is the Cactus League home of the Kansas City Royals and Texas Rangers each spring (City of Surprise).
The City of Surprise says Surprise Stadium was named the number one Spring Training Facility in the nation in the 2026 USA TODAY 10Best Readers' Choice Awards, a reader poll rather than an independent rating (City of Surprise). During the Major League Baseball regular season the stadium hosts minor league teams, national high school and college baseball tournaments and other events. The city also lists the Surprise Tennis and Racquet Complex, which it calls the largest in the Southwest, plus golf courses, an urban fishing lake and aquatic centers.
White Tank Mountain Regional Park, in the White Tank Mountains on the Valley's west side, is nearly 30,000 acres, the largest regional park in Maricopa County, with peaks rising above 4,000 feet (Maricopa County Parks). Its hours change with the season: 5 am to 9 pm from May 1 to October 31 and 6 am to 8 pm from November 1 to April 30. The county notes that infrequent heavy rains send flash floodwaters pouring down the White Tank canyons.
For school-age families, the City of Surprise points to the Dysart Unified School District for public education and to Ottawa University Arizona as the university in town.
What is changing in Surprise right now?
At the Loop 303 and Grand Avenue interchange in Surprise, ADOT finished a $1.8 million set of near-term fixes on February 27, 2026 (ADOT).
The ADOT work added turn lanes from east and westbound Grand Avenue to 163rd Avenue, west of the Loop 303 interchange in Surprise, a third left turn lane on the southbound Loop 303 off-ramp, a wider southbound on-ramp and an eastbound US 60 right-turn lane approaching Loop 303 (ADOT). Those are interim fixes. Long-term improvements will be planned under the Maricopa Association of Governments' Proposition 479 freeway program, possibly with a reconfigured interchange and new ramps over the BNSF Railway tracks.
The practical point for Surprise drivers: MAG's program currently identifies construction of the long-term Loop 303 and US 60 improvements to start in fiscal year 2033, so the current layout is likely to stay for years (ADOT).
Growth is the other change. The City of Surprise cites 172,943 residents as of July 1, 2025, and the city's planning area of about 328.39 square miles is roughly three times its 110 incorporated square miles (City of Surprise). Mayor Kevin Sartor's city biography notes that as a City of Surprise Fellow in 2023 he helped develop the city's strategic growth plan through 2040 (City of Surprise).
How does Surprise handle heat, monsoon storms and flooding?
Surprise residents prepare for summer heat and monsoon flooding, and the City of Surprise gives out sand and bags free when significant rain is forecast (City of Surprise, Monsoon Safety).
The Surprise sandbag sites are AZ TechCelerator at 12425 W Bell Road, Fire Station 302 at 18600 Reems Road and the Water Well site at 16849 W Jomax Road, with temporary sites at 219th Avenue and Deer Valley Road and at 183rd Avenue and Norwich Drive when needed (City of Surprise). Residents bring their own shovel. The sites are stocked only when heavy rain is forecast, and in the middle of a storm Surprise street crews put cleanup ahead of restocking, so the time to fill bags is before the rain starts. The Transportation Hotline is 623.222.6031.
For heat, the Flood Control District of Maricopa County says to call 2-1-1 for help finding a free cooling center or other heat relief resources, and to go to a designated public shelter or heat relief site if a home loses power during extreme heat (Maricopa County). The same county page recommends an emergency kit with at least 3 days of food and water for the monsoon season.
The Digital Towns Surprise desert living guides go deeper on each hazard: the extreme heat preparedness guide, the monsoon season guide, the dust storm safety guide, the scorpions in Surprise guide, the summer electric bills guide, the closing a house for summer guide and the xeriscape landscape conversion guide.
Which Surprise guide answers which question?
Surprise readers usually arrive with one of the eight questions below, and each row names the Digital Towns Surprise guide written to answer it.
| Question | Key fact | Surprise guide |
|---|---|---|
| How hot does summer get and how to prepare? | 2-1-1 lists free cooling centers in Maricopa County | Extreme heat preparedness |
| When is monsoon season and where are sandbags? | Free sand and bags at three city sites when rain is forecast | Monsoon season guide |
| What to do in a dust storm? | City Transportation Hotline 623.222.6031 | Dust storm safety |
| Are scorpions common? | Desert edge city next to the White Tank Mountains | Scorpions in Surprise |
| Why are summer power bills high? | Summer heat drives cooling demand | Summer electric bills |
| How to leave a house for the summer? | Many residents are 65 or older (22.2 percent) | Closing a house for summer |
| How to replace a lawn with desert plants? | Sonoran Desert setting | Xeriscape landscape conversion |
| Which neighborhoods are best known? | Two neighborhood guides | Marley Park; Sun City Grand |
The name itself is the oldest Surprise story: the city was one square mile of farmland in 1938 when Flora Mae Statler founded it, and her daughter recalled that Statler said she would be surprised if the town ever amounted to much (City of Surprise). Surprise was incorporated in 1960.
Frequently asked questions
What county is Surprise, Arizona in?
Surprise is in Maricopa County, in the northwest Phoenix metropolitan area. The City of Surprise says it is about 45 minutes from Downtown Phoenix and Sky Harbor International Airport, with the White Tank Mountains on its west side.
What is the population of Surprise, AZ?
The U.S. Census Bureau ACS 2020-2024 5-year estimate is 154,948 residents with a median age of 41.4. The City of Surprise cites a newer Census estimate of 172,943 residents as of July 1, 2025.
Who is the mayor of Surprise, Arizona?
Kevin Sartor has been Mayor of Surprise since January 2025, in a four-year term that expires in December 2028. The mayor's office can be reached at 623-222-1313, and Earle Greenberg of District 2 is vice mayor.
Which teams play spring training in Surprise?
The Kansas City Royals and Texas Rangers hold Cactus League spring training at Surprise Stadium each spring. The stadium also hosts minor league teams and national high school and college baseball tournaments during the Major League Baseball regular season.
Why is the city called Surprise?
The City of Surprise says Flora Mae Statler founded the town on one square mile of farmland in 1938, and her daughter recalled Statler saying she would be surprised if the town ever amounted to much. Surprise was incorporated in 1960.
Sources
- City of Surprise, City Facts and History https://surpriseaz.gov/city-facts-history Used for: 1938 founding by Flora Mae Statler, 1960 incorporation, 110 square miles, 328.39 square mile planning area, July 1, 2025 population estimate, mayor and six-member council, location, 45 minutes to Sky Harbor, Surprise Stadium and spring training, tennis complex, Dysart and Ottawa University
- City of Surprise, About the Mayor https://surpriseaz.gov/about-the-mayor Used for: Mayor Kevin Sartor sworn in January 2025, term to December 2028, office phone, City Hall address, hours and main number
- City of Surprise, City Council https://surpriseaz.gov/city-council Used for: current mayor, vice mayor and district council members, council office address and phone
- City of Surprise, Meetings, Agendas and Minutes https://surpriseaz.gov/meetings-agendas-minutes Used for: 6 p.m. regular meetings, 4:30 p.m. work sessions, Council Chambers address, broadcast channels, public comment rules
- City of Surprise, Monsoon Safety https://surpriseaz.gov/monsoon-safety Used for: free sand and bags, sandbag site addresses, Transportation Hotline
- Arizona Department of Transportation bulletin, February 27, 2026: Near-term improvements completed near Loop 303/US 60 interchange https://content.govdelivery.com/accounts/AZDOT/bulletins/40becdd Used for: $1.8 million project, turn lanes at 163rd Avenue, Proposition 479 long-term plan, fiscal year 2033
- Maricopa County Parks and Recreation, White Tank Mountain Regional Park https://www.maricopacountyparks.net/park-locator/white-tank-mountain-regional-park/ Used for: nearly 30,000 acres, largest county regional park, seasonal hours, peaks over 4,000 feet, flash floods
- Flood Control District of Maricopa County, Monsoon https://www.fcd.maricopa.gov/5557/Monsoon Used for: 2-1-1 for cooling centers, emergency kit guidance, daily weather outlook
- U.S. Census Bureau, ACS 2020-2024 5-year Data Profile DP05, Surprise city, Arizona https://data.census.gov/api/access/data/table?id=ACSDP5Y2024.DP05&g=160XX00US0471510 Used for: population, median age, share 65 and over
- U.S. Census Bureau, ACS 2020-2024 5-year Data Profile DP03, Surprise city, Arizona https://data.census.gov/api/access/data/table?id=ACSDP5Y2024.DP03&g=160XX00US0471510 Used for: median household income
- U.S. Census Bureau, ACS 2020-2024 5-year Data Profile DP04, Surprise city, Arizona https://data.census.gov/api/access/data/table?id=ACSDP5Y2024.DP04&g=160XX00US0471510 Used for: housing units and median home value
- Maricopa County, Cities & Towns https://www.maricopa.gov/5312/Cities-Towns Used for: Surprise listed among Maricopa County cities and towns
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