---
entity_id: city:us:geonames:5112078
entity_type: city
name: Central Islip
country_code: US
country: United States
slug: central-islip
canonical_url: https://immigrationdb.com/cities/us/central-islip/
json_url: https://immigrationdb.com/data/cities/us/central-islip.json
markdown_url: https://immigrationdb.com/data/cities/us/central-islip.md
mcp_uri: immigrationdb://city/us/central-islip
snapshot_id: approved-static-d7ed373c115d60d0
generated_at: 2026-09-12
last_verified: 2026-09-11
fact_count: 23
language_location_count: 0
employment_location_count: 0
city_intent_block_count: 0
usefulness_tier: useful
indexable: true
metric_dictionary_url: https://immigrationdb.com/data/metrics.json
license_url: https://immigrationdb.com/about/copyright/
citation_schema: immigrationdb-citation-v1
citation_canonical_url: https://immigrationdb.com/cities/us/central-islip/
citation_title: "Central Islip, United States: rent, salary"
citation_author: ImmigrationDB
citation_publisher: ImmigrationDB
citation_snapshot_id: approved-static-d7ed373c115d60d0
citation_version: approved-static-d7ed373c115d60d0
citation_retrieval_date: 2026-09-12
citation_build_date: 2026-09-12
citation_license_url: https://creativecommons.org/licenses/by/4.0/
---

# Central Islip

Central Islip is a city in the United States, and the figures below are its published values. Residents of Central Islip numbered 36,714 at the end of 2020. At the end of 2024, unemployment in Central Islip reached 6.07%. Central Islip was home to 14,355 foreign residents at the end of 2024.

## Answers

Deterministic answers rendered from this page's published values. The JSON twin carries the machine-readable answer objects.

### How many people live in Central Islip?

The published population was 36,714 people in April 2020.

- City-scope resident count. Density, foreign-resident counts and the country-wide figure are separate rows in the table below.
- Value: 36,714 people · Period: April 2020
- Claims: claim-77dac9ded217
### Is the air quality good in Central Islip?

The annual PM2.5 mean is about 5.8 µg/m³ (2024) — above the WHO 2021 guideline of 5 µg/m³ but within the EU limit of 25 µg/m³.

- Annual mean at the measuring site(s) serving the city; current-day readings differ.
- Value: 5.8 µg/m³ · Period: 2024
- Claims: claim-07c2808b473d
### What is the typical salary in Central Islip?

The median gross salary is about 3,035 EUR/month (ACS 2020-2024 5-year).

- City-scope median, gross, before tax and social contributions.
- Value: 3,035 EUR/month · Period: ACS 2020-2024 5-year
- Claims: claim-870d1af74587
### What is the unemployment rate in Central Islip?

The unemployment rate is about 6.1 % (2024).

- Value: 6.1 % · Period: 2024
- Claims: claim-0e705947c5dd
## Mobility

Central Islip's nearest airport was ISP, 8 km away and offered 10 direct destinations.

## Population

The total area of Central Islip was 18.5 km² at the end of 2025. At the end of 2024, the population density reached 2,070.8 people per km².

## Climate

Annual PM2.5 was 5.8 µg/m³ at the end of 2024. Central Islip's monthly mean temperatures were −0.1°C in January and 23.9°C in July.

## Facts

| Metric | metric_id | Value | Scope | Observed | Verified | Freshness | Lane | Source |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Foreign residents | `foreign_population_total` | 14,355 people | city | 2024-12-31 | 2026-08-03 | stale | verified | [1] |
| Population (built-up area) | `g01_population_total` | 38,373 people | city | 2020-12-31 | 2026-08-07 | stale | verified | [2] |
| Population | `population_total` | 36,714 people | city | 2020-12-31 | 2026-08-05 | stale | verified | [3] |
| Median monthly rent | `rent_median_city_eur_month` | 1,787 EUR/month | city | 2024-12-31 | 2026-09-11 | stale | supplemental | [4] |
| Median gross salary | `salary_median_gross_city_eur_month` | 3,035 EUR/month | city | 2024-12-31 | 2026-09-11 | stale | supplemental | [5] |
| Unemployment rate | `unemployment_total_percent` | 6.07 % | city | 2024-12-31 | 2026-08-03 | stale | verified | [1] |
| PM2.5 — annual mean | `air_quality_pm25_annual_ug_m3` | 5.77 µg/m³ | nearest_station | 2024-12-31 | 2026-08-05 | stale | verified | [6] |
| Average daytime high by month | `climate_monthly_high_c` | Jan 4 · Feb 5 · Mar 8.7 · Apr 14.6 · May 20.2 · Jun 25.1 · Jul 28.2 · Aug 27.5 · Sep 23.8 · Oct 17.9 · Nov 12 · Dec 6.9 °C | nearest_station | 1991-12-31 | 2026-08-05 | stale | verified | [7] |
| Average night-time low by month | `climate_monthly_low_c` | Jan -4.1 · Feb -3.6 · Mar 0 · Apr 5.1 · May 10.4 · Jun 16 · Jul 19.6 · Aug 18.9 · Sep 14.9 · Oct 8.5 · Nov 3.1 · Dec -1.2 °C | nearest_station | 1991-12-31 | 2026-08-05 | stale | verified | [8] |
| Average temperature by month | `climate_monthly_mean_c` | Jan -0.1 · Feb 0.7 · Mar 4.4 · Apr 9.9 · May 15.3 · Jun 20.6 · Jul 23.9 · Aug 23.2 · Sep 19.4 · Oct 13.2 · Nov 7.6 · Dec 2.8 °C | nearest_station | 1991-12-31 | 2026-08-05 | stale | verified | [9] |
| Average precipitation by month | `climate_monthly_precip_mm` | Jan 93 · Feb 83.6 · Mar 114.7 · Apr 103.1 · May 83.4 · Jun 101.7 · Jul 82.8 · Aug 107.6 · Sep 91.6 · Oct 100.9 · Nov 86.7 · Dec 119.7 mm | nearest_station | 1991-12-31 | 2026-08-05 | stale | verified | [10] |
| G04 Air Quality Pm25 Max Ug M3 | `g04_air_quality_pm25_max_ug_m3` | 17.2 µg/m³ | nearest_station | 2024-12-31 | 2026-08-07 | stale | verified | [6] |
| G04 Air Quality Pm25 Mean Annual Ug M3 | `g04_air_quality_pm25_mean_annual_ug_m3` | 5.77 µg/m³ | nearest_station | 2024-12-31 | 2026-08-07 | stale | verified | [6] |
| G11 Annual Precipitation Mm | `g11_annual_precipitation_mm` | 1,169 mm | nearest_station | 1991-12-31 | 2026-08-07 | stale | verified | [10] |
| G11 Max Temp C Jul | `g11_max_temp_c_jul` | 28.2 °C | nearest_station | 1991-12-31 | 2026-08-07 | stale | verified | [7] |
| Average annual temperature | `g11_mean_annual_temp_c` | 11.7 °C | nearest_station | 1991-12-31 | 2026-08-07 | stale | verified | [9] |
| G11 Min Temp C Jan | `g11_min_temp_c_jan` | -4.1 °C | nearest_station | 1991-12-31 | 2026-08-07 | stale | verified | [8] |
| City area | `city_area_km2` | 18.53 km² | city | 2025-12-31 | 2026-08-03 | aging | verified | [11] |
| Foreign-resident share | `foreign_population_share_percent` | 37.41 % | city | 2024-12-31 | 2026-08-03 | stale | verified | [1] |
| Population density | `population_density_per_km2` | 2,071 people/km² | city | 2024-12-31 | 2026-08-03 | stale | verified | [1] |
| Airport Direct Destinations Count | `airport_direct_destinations_count` | 10 count | city | 2026-08-03 | 2026-08-03 | fresh | verified | [12] |
| Nearest Major Airport Distance Km | `nearest_major_airport_distance_km` | 8 km | city | 2026-08-03 | 2026-08-03 | fresh | verified | [13] |
| Nearest Major Airport Iata | `nearest_major_airport_iata` | ISP | city | 2026-08-03 | 2026-08-03 | fresh | verified | [13] |

Every row keeps the value, unit, geographic scope, observation date, verification date and the numbered source below. A missing metric means the city does not publish it; nothing is imputed.

## Language courses and integration

- [Adult Education and English Language Acquisition (AEFLA)](https://www.ed.gov/adult-programs) — State Language Course · U.S. Department of Education · English · checked 2026-08-10
- [USCIS English and citizenship class finder](https://my.uscis.gov/) — Civic Orientation · U.S. Citizenship and Immigration Services · English · checked 2026-08-10

These are country-level programmes, not proof of a course location in this city.

## Public employment service

- [American Job Centers](https://www.usa.gov/job-help) — Job Search

This is a country-level service, not proof of a physical office in this city.

## Healthcare access

Migrants can receive medical care in Central Islip when the country-wide insurance or residence conditions are met. City capacity facts do not determine personal eligibility.

- Public healthcare access for foreign residents: no — [official source](https://www.healthcare.gov/immigrants/)

## Country-wide rules

Visa, benefit, tax and healthcare eligibility rules are published on the [United States country page](https://immigrationdb.com/countries/united-states/).

## Sources

1. Census Reporter (underlying U.S. Census ACS) — Official source — https://api.censusreporter.org/1.0/data/show/latest?table_ids=B05012%2CB23025&geo_ids=16000US3611781%2C16000US3612518%2C16000US3613376%2C16000US3613420%2C16000US3613442%2C16000US3613552%2C16000US3615000%2C16000US3616958%2C16000US3617530%2C16000US3617739
2. U.S. Census Bureau, American Community Survey — Official source — https://api.census.gov/data/2024/acs/acs5?get=NAME%2CB01003_001E%2CB01003_001M&for=place%3A%2A&in=state%3A%2A
3. U.S. Census Bureau, TIGERweb Census 2020 — Official source — https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/26/query?where=1%3D1&outFields=GEOID%2CNAME%2CBASENAME%2CSTATE%2CPLACE%2CPLACENS%2CPOP100%2CMTFCC%2CLSADC%2CFUNCSTAT&returnGeometry=false&f=json
4. Census Reporter ACS 2020-2024 5-year, table B25064 (underlying U.S. Census Bureau ACS) — Community source — https://api.censusreporter.org/1.0/data/show/acs2024_5yr?table_ids=B25064&geo_ids=16000US3613552
5. Census Reporter ACS 2020-2024 5-year, table B20002 (underlying U.S. Census Bureau ACS) — Community source — https://api.censusreporter.org/1.0/data/show/acs2024_5yr?table_ids=B20002&geo_ids=16000US3613552
6. U.S. EPA Air Quality System / AirData — Official source — https://aqs.epa.gov/aqsweb/airdata/annual_conc_by_monitor_2024.zip
7. World Meteorological Organization / NOAA NCEI — Official source — https://www.nodc.noaa.gov/archive/arc0216/0253808/1.1/data/0-data/data-composite-primary-parameters/wmo_normals_9120_TMAX.csv
8. World Meteorological Organization / NOAA NCEI — Official source — https://www.nodc.noaa.gov/archive/arc0216/0253808/1.1/data/0-data/data-composite-primary-parameters/wmo_normals_9120_TMIN.csv
9. World Meteorological Organization / NOAA NCEI — Official source — https://www.nodc.noaa.gov/archive/arc0216/0253808/1.1/data/0-data/data-composite-primary-parameters/wmo_normals_9120_TAVG.csv
10. World Meteorological Organization / NOAA NCEI — Official source — https://www.nodc.noaa.gov/archive/arc0216/0253808/1.1/data/0-data/data-composite-primary-parameters/wmo_normals_9120_PRCP.csv
11. U.S. Census Bureau (TIGERweb ArcGIS REST service) — Official source — https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/5/query?where=1%3D1&outFields=GEOID,NAME,STATE,PLACE,AREALAND,AREAWATER,INTPTLAT,INTPTLON,LSADC,FUNCSTAT,BASENAME&returnGeometry=false&f=json
12. OpenFlights — Official source — https://raw.githubusercontent.com/jpatokal/openflights/master/data/routes.dat
13. OurAirports — Official source — https://davidmegginson.github.io/ourairports-data/airports.csv

## Cite

This citation identifies the ImmigrationDB compilation/page. Underlying source publishers and datasets retain their own terms; inspect the Sources section and cite those records separately.

### APA

ImmigrationDB. (2026, September 12). Central Islip, United States: rent, salary [ImmigrationDB compilation; snapshot approved-static-d7ed373c115d60d0; version approved-static-d7ed373c115d60d0]. ImmigrationDB. https://immigrationdb.com/cities/us/central-islip/ Retrieved 2026-09-12. Compilation license: CC BY 4.0, https://creativecommons.org/licenses/by/4.0/

### BibTeX

```bibtex
@misc{immigrationdb_immigrationdb_central-islip-united-states-rent-salary_48418d7224a2,
  author = {ImmigrationDB},
  title = {Central Islip, United States: rent, salary},
  publisher = {ImmigrationDB},
  year = {2026},
  date = {2026-09-12},
  version = {approved-static-d7ed373c115d60d0},
  snapshot = {approved-static-d7ed373c115d60d0},
  url = {https://immigrationdb.com/cities/us/central-islip/},
  note = {Retrieved 2026-09-12. ImmigrationDB compilation. Compilation license: CC BY 4.0, https://creativecommons.org/licenses/by/4.0/},
}
```

### Markdown

[Central Islip, United States: rent, salary](https://immigrationdb.com/cities/us/central-islip/) — ImmigrationDB; ImmigrationDB; snapshot approved-static-d7ed373c115d60d0; version approved-static-d7ed373c115d60d0; retrieved 2026-09-12; built 2026-09-12.

- Citation schema: `immigrationdb-citation-v1`
- Canonical URL: https://immigrationdb.com/cities/us/central-islip/
- Title: Central Islip, United States: rent, salary
- Author: ImmigrationDB
- Publisher: ImmigrationDB
- Snapshot: `approved-static-d7ed373c115d60d0`
- Version: `approved-static-d7ed373c115d60d0`
- Retrieved: 2026-09-12
- Built: 2026-09-12
- Compilation license: CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/)

## Data

- HTML: https://immigrationdb.com/cities/us/central-islip/
- JSON: https://immigrationdb.com/data/cities/us/central-islip.json
- Markdown: https://immigrationdb.com/data/cities/us/central-islip.md
- MCP resource: immigrationdb://city/us/central-islip
- Metric dictionary: https://immigrationdb.com/data/metrics.json
- City shard index: https://immigrationdb.com/data/cities/index.json
- Release catalog: https://immigrationdb.com/data/catalog.json