Rascasse Audience Intelligence

Castle (TV series) Audience in United States

A data profile of the people who buy, follow and care about Castle (TV series) in United States — modelled from more than twelve digital signal sources. Castle (TV series) has an estimated audience of 1,993,700 people in United States.

#243among TV series in United States#880among Movie / TV Show / Series in United States#2228in Movies & TV

The average Castle (TV series) fan in United States is 41.2 years old, more female, and lives primarily in California.

The audience is concentrated in California, Texas, Florida.

Category: Movies & TV · Type: Movie / TV Show / Series · Subtype: TV series

The data on this page comes from the Rascasse audience panel and is refreshed monthly from search, social and browsing signals. As of 2026-08-10.

Section 01

At a glance

The key figures that characterise the Castle (TV series) profile in United States.

Audience size
2M
in United States
Gender
60.2%♀
39.8% male
Age
41.2
average years
Country rank
#14276
Movie / TV Show / Series in United States
Fig. 01

Search interest · 12-month trend

-10%
vs. last year
JanMarMayJulSepNov
Monthly searches · Source: Rascasse Audience Intelligence
Section 02

Demographics of Castle (TV series) viewers

60.2% are female, 39.8% are male, average age 41.2.

Fig. 02

Gender split

60.2%
Female
39.8%
Male
Demographic split for Castle (TV series) audience in United States
MetricValue
Female60.2%
Male39.8%
Average age41.2
Estimated audience size1,993,700
Fig. 03

Age distribution

Ø 41.2
average years
Age distribution of the Castle (TV series) audience in United States
Age bracketShare%
16-1915%
20-2919%
30-3921%
40-4922%
50+24%
Fig. 04

Worldwide distribution

22.2%

of the worldwide Castle (TV series) audience comes from United States.

Worldwide audience distribution share by country for Castle (TV series)
CountryShare
United States22.2%
Taiwan9.3%
United Kingdom7.9%
Section 03
Affinity (×) = how much more likely a member of this audience is to live in a region than the United States average. Example: 2.0× means twice as concentrated as the national baseline.

Geography

Where the Castle (TV series) audience in United States is strongest.

Fig. 05

Top regions by affinity

Castle (TV series) fans by region: top regions in United States
#RegionReachAffinity×
01Missouri~40K1.32×
02Idaho~10K1.31×
03Indiana~50K1.29×
04Kentucky~30K1.26×
05Arkansas~20K1.23×
06Ohio~70K1.14×
07Oklahoma~30K1.14×
08Iowa~20K1.12×
09Utah~20K1.11×
10Montana~6K1.11×
11New Hampshire~9K1.10×
12South Dakota~5K1.10×
13Kansas~20K1.09×
14West Virginia~10K1.09×
15Vermont~4K1.08×
16Tennessee~40K1.07×
17Nebraska~10K1.07×
18Oregon~20K1.06×
19North Dakota~4K1.05×
20Wisconsin~30K1.04×
21Mississippi~20K1.04×
22Alaska~4K1.04×
23South Carolina~30K1.03×
24Minnesota~30K1.03×
25Alabama~30K1.03×
26Michigan~50K1.02×
27Maine~7K1.01×
28Arizona~40K1.00×
29Washington~40K0.98×
30New Mexico~10K0.98×
31Delaware~5K0.97×
32Colorado~30K0.91×
33North Carolina~50K0.90×
34Louisiana~20K0.90×
35Rhode Island~6K0.90×
36Pennsylvania~60K0.89×
37Illinois~60K0.89×
38Connecticut~20K0.87×
39Texas~100K0.85×
40Virginia~40K0.85×
41Hawaii~7K0.85×
42Florida~100K0.84×
43Nevada~20K0.84×
44Georgia~50K0.83×
45Massachusetts~30K0.83×
46Maryland~30K0.78×
47California~200K0.77×
48New Jersey~40K0.76×
49Washington, District of Columbia~4K0.73×
50New York~80K0.71×
Fig. 06

Affinity by region

Affinity by region — Castle (TV series), United States
0.71×1.00×1.32×
Appendix

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How to read this data

Audience size is the estimated number of people in United States who actively search for Castle (TV series). Affinity is an over-index ratio: 2.0× means the audience is twice as likely to engage with that brand or trait as the country average. Reach is the estimated number of audience members in a region. Regional and brand-affinity tables are sorted from strongest signal to weakest.

About this audience profile

This audience profile is generated by Rascasse from anonymized search-behavior signals across United States. For methodology see methodology. Affinity values are over-index ratios vs. the country average (1.0 = baseline). Audience sizes are estimated, not measured.

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