The population of Boulder county is estimated at 321,173. In 2017 there were 2,840 births and 1,853 deaths in Boulder county. Boulder county has 57,517 housing units that are owned with a mortgage or a loan, 17,476 that are owned free and clear and 44,307 that are renter occupied.

  The good residents of Boulder County filed 157,470 federal tax returns in 2017. This amount represents 5.9% of all Colorado filings and 0.106% of the entire nation. Boulder had an impressive combined total federal tax liability of $2,796,392,000 on earned income of $15,303,843,000. Other notable statistics from Boulder County were 3,770 unemployment claims which collected a total of $20,270,000 and 50,730 charitable contributions valued at $334,566,000. 54,460 filings from Boulder County paid a combined total of $223,000,000 in property taxes and 47,130 filings paid $503,500,000 on mortgage interest costs.

  In 2010 Boulder county had 233 religious congregations with an estimated 122,268 members.
60.4% of the Boulder population has a college level Bachelors degree or higher. 5.4% have less than a highschool diploma level education.

About 55% of Boulder County voted in the presidential election of 2016. This is an increase from the 2012 election by 3,528 votes.
At $80,701 the median income is 116.8% of the Colorado average. An estimated 4,536 people claimed to be unemployed last year in Boulder, the equivalant of around 2.4% of the county population. This represents a decrease in the level of unemployment from the previous year's value of 2.7%.

Top 15 Industries in Boulder County.
Total # Employed	Industry Job Type
27,395	Professional, scientific, and technical services
18,386	Health care and social assistance
16,623	Retail trade
15,855	Accommodation and food services
14,366	Food services and drinking places
14,305	Manufacturing
13,516	Restaurants and other eating places
9,544	Computer systems design and related services
8,184	Full-service restaurants
7,502	Ambulatory health care services
7,215	Administrative and support and waste management and remediation services
6,096	Research and development in the physical, engineering, and life sciences
5,791	Information
5,433	Research and development in the physical, engineering, and life sciences (except biotechnology)
5,125	Research and development in the physical and engineering sciences

In 2018 the average price reduction was 2.62% in Boulder County (averaging across 8 zip codes a sample of which are; 80503, 80304, 80026, 80302 and 80504).

In 2018 13.07% of listings in Boulder County (averaging across 9 zip codes a sample of which are; 80304, 80501, 80026, 80503 and 80027) dropped their price.

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