What powers jeffco.us?
Last seen Jun 2026 · 52 technologies across 24 categories
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Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| jefferson county | #1 | 22,500 |
| jeffco county | #1 | 22,500 |
| jeffco colorado | #1 | 22,500 |
| jefferson county fairgrounds | #1 | 4,500 |
| jefferson county schools colorado | #4 | 4,000 |
| jefferson county assessor | #1 | 3,000 |
| jeffco schools colorado | #2 | 2,900 |
| lair o the bear | #1 | 2,800 |
| arvada co | #4 | 2,400 |
| mount falcon park | #1 | 2,300 |
| south valley park | #1 | 2,000 |
| jeffco jobs colorado | #1 | 1,800 |
| clear creek canyon park | #1 | 1,600 |
| clear creek canyon | #1 | 1,600 |
| columbine shooting crime scene photos | #1 | 1,600 |
| jefferson county colorado | #1 | 1,600 |
| deer creek canyon park colorado | #1 | 1,600 |
| foothills animal shelter | #4 | 1,600 |
| crown hill park | #1 | 1,500 |
| co license plate | #3 | 1,300 |
| jeffco | #2 | 1,300 |
| colorado court docket search | #4 | 1,200 |
| emergency vets close to me | #71 | 1,200 |
| columbine co shooting | #10 | 1,000 |
| jefferson county property search | #3 | 960 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 54% phone
- 45% desktop
- 1% tablet
United States
India
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
7.02 / 10 · ranked #40,519 of all domains
795 referring domains · OpenPageRank
Search traffic
233,200 est. monthly organic visits (US)
44,225 keywords in Google's top 30
Core Web Vitals
| LCP | 3 s |
| INP | 75 ms |
| CLS | 0.05 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 0.1 MB · 13 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.jeffco.us | 20 |
| digitalarchives.jeffco.us | 18 |
| propertysearch.jeffco.us | 14 |
| inmatelookup.jeffco.us | 12 |
| offero.jeffco.us | 12 |
| treasurerpropertysearch.jeffco.us | 12 |
| addresslookup.jeffco.us | 11 |
| coloradoplants.jeffco.us | 11 |
| archives.jeffco.us | 10 |
| ats.jeffco.us | 7 |
| voterlookup.jeffco.us | 7 |
| entraprise.jeffco.us | 6 |
| voterlookupmap.jeffco.us | 5 |
| gis.jeffco.us | 4 |
| gisportal.jeffco.us | 4 |
| permitsearch.jeffco.us | 4 |
| retailfood.jeffco.us | 4 |
| intranet.jeffco.us | 3 |
| time.jeffco.us | 2 |
Full technology history →
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Recent changes
- detected Azure Dec 2025
- detected Azure Monitor Dec 2025