Question: What is the population of the nearest city to the Granite Dells?

Context paragraphs:
Glasbury: Glasbury (Welsh: "Y Clas-ar-Wy" ), also known as Glasbury-on-Wye, is a village and community in Powys, Wales.  The village lies at an important crossing point on the River Wye, connecting the historic counties of Brecknockshire and Radnorshire, and is located just outside the Brecon Beacons National Park, north of the Black Mountains.  The village is split between the communities of Glasbury and Gwernyfed.  The nearest town is Hay-on-Wye, some 4 mi to the north east.  The nearest city is Hereford in England, some 25 mi to the east.  Glasbury is a popular location for river fishing, canoeing and kayaking.  The population of Glasbury community in Radnorshire was 994 (census 2011), in 1841 it was 838.

Watson Lake (Arizona): Watson Lake is one of two reservoirs at the Granite Dells, outside of Prescott, Arizona, that was formed in the early 1900s when the Chino Valley Irrigation District built a dam on Granite Creek.  The City of Prescott bought the reservoir and surrounding land in 1997 to preserve it as recreational land.  Local rockclimbers use the granite cliffs above and adjacent to the lake for top-roping and lead climbing.  The lake is also the home of TriCity Prep Rowing Crew, a local high school team and only rowing team in Northern Arizona.

Prescott, Arizona: Prescott ( ; Yavapai: ʼWi:kwatha Ksikʼita ) is a city in Yavapai County, Arizona, United States.  According to the 2010 Census, the population of the city is 39,843.  The city is the county seat of Yavapai County.  In 1864 Prescott was designated as the capital of the Arizona Territory, replacing the temporary capital at Fort Whipple.  The Territorial Capital was moved to Tucson in 1867.  Prescott again became the Territorial Capital in 1877, until Phoenix became the capital in 1889.

Granite Dells: The Granite Dells is a geological feature north of Prescott, Arizona.  The Dells consist of exposed bedrock and large boulders of granite that have eroded into an unusual lumpy, rippled appearance.  Watson Lake and Willow Lake are small man-made reservoirs in this formation.

Calthorpe, Norfolk: Calthorpe is a small village within the civil parish of Erpingham in the English county of Norfolk, United Kingdom.  The village is located 0.5 mi west of the village of Erpingham, 3.4 mi north of the nearest town of Aylsham and is 15.8 mi north of the nearest city of Norwich.  The nearest railway station is at Gunton for the Bittern Line which runs between Sheringham, Cromer and Norwich and is 7.8 mi from the village.  The nearest airport is Norwich International 14.2 mi south of the village.

Fort Whipple, Arizona: Fort Whipple was a U.S. Army post which served as Arizona Territory's capital prior to the founding of Prescott, Arizona.  It was named after Amiel Weeks Whipple, a Civil War Union General.  The post was founded by Edward Banker Willis in December 1863 in Del Rio Springs, but was moved in May 1864 to a miner's tent settlement called Granite City (also Granite Dells, Gimletville), which was on higher ground, had better access to lumber, and the military could better protect miners.  The capital was placed 2 miles south in the new city of Prescott founded in 1864.

Teyyala: Theyyala is a small town in Malappuram district in Kerala, India.  Theyyala is near the sea with the beach being only 5 km away.  The nearest Railway station is at Tanur which is 4 km away.  The nearest airport is Calicut International Airport, at a distance of 25 km, approximately.  The nearest city is Tirur which is only 9 km away and so is Kottakkal which is famous worldwide for Ayurvedic Treatments.

Granite Creek (Arizona): Granite Creek is a 38 mi tributary of the Verde River in the U.S. state of Arizona.  It flows generally north-northeast from the Bradshaw Mountains of west-central Arizona through the city of Prescott and the Granite Dells to meet the river at the north end of the Little Chino Valley east of Sullivan Lake.

Granite Dells, Arizona: Granite Dells is a populated place situated in Yavapai County, Arizona, named after the contiguous Granite Dells geological formation.  It has an estimated elevation of 5089 ft above sea level.

Wellow, Hampshire: Wellow is a village in Hampshire, England that falls within the Test Valley district.  The village lies just outside the New Forest across the main A36 road which runs from the M27 motorway to Salisbury.  The nearest town is Romsey (6 km) and the nearest city Southampton (13 km).  The village has a population of just over 3,000.

Supporting paragraphs: Granite Dells Prescott, Arizona
Answer: 39,843