| ZIP Codes: | 53 ZIP Codes (37 Standard, 14 PO Box, 2 Unique) [See All] |
| Area Codes: | 413 / 508 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:12:27 PM |
| Population: | 462,835 [See All] |
| FIPS: | 25013 |
| CBSA: | Springfield, MA |
| Land Area: | 633 sq mi |
| Water Area: | 17 sq mi |
| Coordinates: | 42.1289, -72.5640 |
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462,835 residents live across 53 ZIPs covering 633 sq mi, served by 27 distinct USPS-recognized cities.
Population moved from 465,062 to 462,835 from 2014 to 2024 — a -0.5% change. 20 ZIPs gained residents, 18 lost.
The county's wealthiest ZIP 01106 (Longmeadow, $147,935 median) and poorest ZIP 01103 (Springfield, $21,355) are 4.0 miles apart — a 6.9× income gap across local geography.
Median home values vary 2.4× across this county — from $185,700 in 01103 (Springfield) to $452,100 in 01106 (Longmeadow).
Density varies 423× across the county — from 21 people/sq mi in 01008 (Blandford) to 8,806 in 01105 (Springfield).
Educational attainment ranges from 10.9% bachelor's+ in 01105 (Springfield) to 66.8% in 01106 (Longmeadow) — the breadth of educational profiles across the area.
Within Massachusetts, this is the #8 most populous of 14 counties and ranks #14 for median household income .
Weighted by population, the typical household earns about $73,826 across the county — reflecting what a typical resident sees, not a simple ZIP average.
29.3% of adults age 25+ hold a bachelor's degree or higher (94,012 of 320,945 reporting).
37 Standard delivery, 14 PO Box only, 2 single-entity Unique ZIPs serve this county.
1 ZIP in this county where more than 60% of adults 25+ hold a bachelor's degree — typically college campuses, research enclaves, or tech corridors.
Median household income spans 6.9× between the wealthiest and poorest ZIPs — a sign of significant intra-county inequality.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 01085 | Westfield | Standard | 41,102 | $88,728 | 61.2 | 0.0% |
| 01040 | Holyoke | Standard | 37,813 | $53,605 | 23.0 | -5.7% |
| 01109 | Springfield | Standard | 31,124 | $48,415 | 5.2 | 0.4% |
| 01020 | Chicopee | Standard | 30,167 | $66,009 | 12.5 | -1.4% |
| 01089 | West Springfield | Standard | 28,772 | $69,371 | 16.9 | 0.8% |
| 01108 | Springfield | Standard | 27,405 | $50,661 | 3.4 | 2.8% |
| 01013 | Chicopee | Standard | 23,284 | $59,759 | 6.3 | 4.4% |
| 01104 | Springfield | Standard | 23,209 | $50,154 | 5.6 | 4.1% |
| 01056 | Ludlow | Standard | 20,904 | $84,838 | 28.1 | -1.8% |
| 01028 | East Longmeadow | Standard | 16,321 | $106,424 | 12.9 | 2.5% |
| 01001 | Agawam | Standard | 16,234 | $75,342 | 12.4 | -5.3% |
| 01106 | Longmeadow | Standard | 15,853 | $147,935 | 9.9 | -1.4% |
| 01118 | Springfield | Standard | 14,839 | $80,250 | 3.6 | 4.6% |
| 01095 | Wilbraham | Standard | 14,618 | $122,330 | 22.8 | 1.3% |
| 01119 | Springfield | Standard | 13,616 | $57,857 | 3.7 | -2.3% |
| 01030 | Feeding Hills | Standard | 12,305 | $93,815 | 12.2 | 7.1% |
| 01107 | Springfield | Standard | 12,009 | $35,632 | 1.7 | 2.6% |
| 01105 | Springfield | Standard | 11,843 | $24,036 | 1.3 | -1.8% |
| 01151 | Indian Orchard | Standard | 9,606 | $55,324 | 2.6 | 0.3% |
| 01077 | Southwick | Standard | 9,217 | $120,462 | 31.8 | -4.0% |
| 01069 | Palmer | Standard | 8,821 | $80,190 | 27.8 | -1.8% |
| 01057 | Monson | Standard | 8,176 | $98,508 | 43.8 | -5.4% |
| 01129 | Springfield | Standard | 5,672 | $97,162 | 3.5 | -20.8% |
| 01036 | Hampden | Standard | 4,946 | $104,536 | 19.6 | -3.8% |
| 01010 | Brimfield | Standard | 3,705 | $111,250 | 37.3 | 1.0% |
| 01128 | Springfield | Standard | 2,896 | $100,313 | 1.1 | 12.8% |
| 01521 | Holland | Standard | 2,583 | $91,979 | 12.7 | 3.7% |
| 01103 | Springfield | Standard | 2,477 | $21,355 | 0.5 | 0.2% |
| 01080 | Three Rivers | Standard | 2,454 | $89,063 | 1.8 | 12.8% |
| 01034 | Granville | Standard | 2,332 | $91,016 | 68.2 | 13.1% |
| 01022 | Chicopee | Standard | 1,844 | $51,373 | 5.2 | -32.0% |
| 01081 | Wales | Standard | 1,747 | $86,979 | 16.5 | -3.3% |
| 01008 | Blandford | Standard | 1,327 | $97,554 | 63.7 | 9.5% |
| 01011 | Chester | Standard | 1,175 | $89,299 | 34.1 | -20.5% |
| 01071 | Russell | Standard | 1,054 | $111,042 | 16.7 | -22.6% |
| 01009 | Bondsville | PO Box | 804 | $72,841 | 1.2 | 47.3% |
| 01079 | Thorndike | PO Box | 438 | $70,588 | 1.7 | -19.2% |
| 01097 | Woronoco | PO Box | 143 | — | 0.2 | 297.2% |
| 01144 | Springfield | Standard | 0 | — | 0.0 | — |
| 01115 | Springfield | PO Box | — | — | 0.0 | — |
| 01090 | West Springfield | PO Box | — | — | 0.0 | — |
| 01138 | Springfield | PO Box | — | — | 0.0 | — |
| 01116 | Longmeadow | PO Box | — | — | 0.0 | — |
| 01101 | Springfield | PO Box | — | — | 0.0 | — |
| 01102 | Springfield | PO Box | — | — | 0.0 | — |
| 01139 | Springfield | PO Box | — | — | 0.0 | — |
| 01086 | Westfield | PO Box | — | — | 0.0 | — |
| 01111 | Springfield | Unique | — | — | 0.2 | — |
| 01199 | Springfield | Unique | — | — | 0.0 | — |
| 01152 | Springfield | Standard | — | — | 0.0 | — |
| 01014 | Chicopee | PO Box | — | — | 0.0 | — |
| 01021 | Chicopee | PO Box | — | — | 0.0 | — |
| 01041 | Holyoke | PO Box | — | — | 0.0 | — |