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139 Welsh St #9

Condo, 1,603 sqft, built 1997

Today’s estimate uses 1,603 sqft and the home’s latest facts. It does not estimate the home’s value at a past sale date.

0.2 mi0.3 mi$1.69M$1.81M$1.35M$1.13M$1.21M$1.23M$1.47M$1.36M$1.31M$1.58M$895K$885K$834K$1.32M$1.19M$1.02M139 Welsh St #9Block 3777, Lot 06400.25 miN250 King St Unit 1602: sold for $1,599,000 on 2026-07-15, 0.27 mi away235 Berry St APT 516: sold for $1,762,000 on 2026-05-22, 0.33 mi away250 King St Unit 602: sold for $1,299,000 on 2026-06-16, 0.27 mi away821 Folsom St APT 412: sold for $1,100,000 on 2026-05-21, 0.27 mi away235 Berry St APT 314: sold for $1,550,000 on 2026-08-21, 0.33 mi away317 Harriet St #18: sold for $1,165,000 on 2026-08-10, 0.33 mi away235 Berry St APT 607: sold for $1,800,000 on 2026-09-25, 0.34 mi away235 Berry St APT 115: sold for $1,975,000 on 2026-09-25, 0.33 mi away250 King St Unit 626: sold for $1,240,000 on 2026-07-01, 0.28 mi away236 Clara St APT 6: sold for $1,070,000 on 2025-12-03, 0.29 mi away207 King St APT 402: sold for $1,300,000 on 2025-11-14, 0.34 mi away255 Berry St APT 103: sold for $1,310,000 on 2026-06-26, 0.33 mi away250 King St Unit 502: sold for $1,193,000 on 2026-01-02, 0.27 mi away250 King St Unit 500: sold for $1,350,000 on 2026-08-17, 0.27 mi away260 King St Unit 959: sold for $1,299,000 on 2026-04-20, 0.24 mi away250 King St Unit 572: sold for $1,000,000 on 2026-10-23, 0.27 mi away300 Berry St Unit 554: sold for $1,500,000 on 2026-07-20, 0.34 mi away821 Folsom St APT 515: sold for $920,000 on 2026-10-16, 0.27 mi away255 Berry St APT 512: sold for $1,299,000 on 2026-04-14, 0.33 mi away250 King St Unit 722: sold for $1,210,000 on 2026-08-31, 0.27 mi away260 Clara St APT 2: sold for $850,000 on 2026-06-24, 0.33 mi away260 King St Unit 503: sold for $801,000 on 2026-06-30, 0.26 mi away250 King St Unit 544: sold for $1,000,000 on 2026-04-24, 0.27 mi away300 Berry St Unit 408: sold for $1,360,000 on 2026-10-23, 0.34 mi away300 Berry St Unit 1610: sold for $1,600,000 on 2026-10-22, 0.34 mi away255 Berry St APT 320: sold for $1,300,000 on 2026-08-08, 0.35 mi away260 King St Unit 679: sold for $1,020,000 on 2026-07-22, 0.24 mi away821 Folsom St APT 518: sold for $1,035,000 on 2026-01-21, 0.27 mi away250 King St Unit 1206: sold for $795,000 on 2026-06-17, 0.27 mi away260 King St Unit 671: sold for $915,000 on 2026-04-17, 0.24 mi away300 Berry St Unit 1408: sold for $1,350,000 on 2026-03-30, 0.33 mi away235 Berry St APT 417: sold for $1,200,000 on 2025-12-26, 0.33 mi away260 King St Unit 915: sold for $730,000 on 2026-05-29, 0.24 mi away300 Berry St Unit 118: sold for $830,888 on 2026-09-29, 0.34 mi away177 Townsend St Unit 435: sold for $975,000 on 2026-06-11, 0.34 mi away260 King St Unit 261: sold for $660,000 on 2025-11-14, 0.26 mi away0.35 mi0.2 mi$1.69M$1.81M$1.35M$1.13M$1.21M$1.23M$1.47M$895K$885K$834K$1.02M139 Welsh St #9Block 3777, Lot 06400.25 miN250 King St Unit 1602: sold for $1,599,000 on 2026-07-15, 0.27 mi away235 Berry St APT 516: sold for $1,762,000 on 2026-05-22, 0.33 mi away250 King St Unit 602: sold for $1,299,000 on 2026-06-16, 0.27 mi away821 Folsom St APT 412: sold for $1,100,000 on 2026-05-21, 0.27 mi away235 Berry St APT 314: sold for $1,550,000 on 2026-08-21, 0.33 mi away317 Harriet St #18: sold for $1,165,000 on 2026-08-10, 0.33 mi away235 Berry St APT 607: sold for $1,800,000 on 2026-09-25, 0.34 mi away235 Berry St APT 115: sold for $1,975,000 on 2026-09-25, 0.33 mi away250 King St Unit 626: sold for $1,240,000 on 2026-07-01, 0.28 mi away236 Clara St APT 6: sold for $1,070,000 on 2025-12-03, 0.29 mi away207 King St APT 402: sold for $1,300,000 on 2025-11-14, 0.34 mi away255 Berry St APT 103: sold for $1,310,000 on 2026-06-26, 0.33 mi away250 King St Unit 502: sold for $1,193,000 on 2026-01-02, 0.27 mi away250 King St Unit 500: sold for $1,350,000 on 2026-08-17, 0.27 mi away260 King St Unit 959: sold for $1,299,000 on 2026-04-20, 0.24 mi away250 King St Unit 572: sold for $1,000,000 on 2026-10-23, 0.27 mi away300 Berry St Unit 554: sold for $1,500,000 on 2026-07-20, 0.34 mi away821 Folsom St APT 515: sold for $920,000 on 2026-10-16, 0.27 mi away255 Berry St APT 512: sold for $1,299,000 on 2026-04-14, 0.33 mi away250 King St Unit 722: sold for $1,210,000 on 2026-08-31, 0.27 mi away260 Clara St APT 2: sold for $850,000 on 2026-06-24, 0.33 mi away260 King St Unit 503: sold for $801,000 on 2026-06-30, 0.26 mi away250 King St Unit 544: sold for $1,000,000 on 2026-04-24, 0.27 mi away300 Berry St Unit 408: sold for $1,360,000 on 2026-10-23, 0.34 mi away300 Berry St Unit 1610: sold for $1,600,000 on 2026-10-22, 0.34 mi away255 Berry St APT 320: sold for $1,300,000 on 2026-08-08, 0.35 mi away260 King St Unit 679: sold for $1,020,000 on 2026-07-22, 0.24 mi away821 Folsom St APT 518: sold for $1,035,000 on 2026-01-21, 0.27 mi away250 King St Unit 1206: sold for $795,000 on 2026-06-17, 0.27 mi away260 King St Unit 671: sold for $915,000 on 2026-04-17, 0.24 mi away300 Berry St Unit 1408: sold for $1,350,000 on 2026-03-30, 0.33 mi away235 Berry St APT 417: sold for $1,200,000 on 2025-12-26, 0.33 mi away260 King St Unit 915: sold for $730,000 on 2026-05-29, 0.24 mi away300 Berry St Unit 118: sold for $830,888 on 2026-09-29, 0.34 mi away177 Townsend St Unit 435: sold for $975,000 on 2026-06-11, 0.34 mi away260 King St Unit 261: sold for $660,000 on 2025-11-14, 0.26 mi away0.35 mi

36 sales inside 0.35 mi since May 2025. Click a sale on the map, or untick it below, to leave it out.

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Estimated sale price today

Medium confidence

$1,649,000

$1,270,000estimated range$2,029,000

From 36 comps at a weighted median of $1,029 per sqft.

Block
3777
Lot
064
Sales
Nov 2025 to Oct 2026
Prices adjusted to
2026-10-31
Within
0.35 mi
Sold since
May 2025

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Sale prices versus asking

Similarity-weighted median: at final asking.

Middle half: 3.1% below asking to 5.9% above asking.

31 of 36 selected comps have a verified final asking price.

Comparisons use the final advertised asking price from the same sale, before pending or closing.

Comparable sales (36)

Every sale inside the circle starts ticked. Untick one here, or click it on the map, to leave it out. Closer, more similar sales weigh more.

AddressSoldPriceFinal askingSale vs. askingAdj. today$/sqftSizeDist.WhyMatch
250 King St Unit 16022026-07-15$1.6M$1,599,000At asking$1.69M$1,1432bd 2ba 1,476sf0.27 misimilar size
235 Berry St APT 5162026-05-22$1.76M$1,450,000$312,000 above asking (21.5%)$1.81M$1,1223bd 3ba 1,610sf0.33 misimilar size
250 King St Unit 6022026-06-16$1.3M$1,299,000At asking$1.35M$9172bd 2ba 1,475sf0.27 misimilar size
821 Folsom St APT 4122026-05-21$1.1M$1,195,000$95,000 below asking (7.9%)$1.13M$7762bd 2ba 1,453sf0.27 misimilar size
235 Berry St APT 3142026-08-21$1.55M$1,575,000$25,000 below asking (1.6%)$1.61M$1,1342bd 2ba 1,420sf0.33 mirecent
317 Harriet St #182026-08-10$1.17M$1,275,000$110,000 below asking (8.6%)$1.21M$6572bd 3ba 1,843sf0.33 mirecent
235 Berry St APT 6072026-09-25$1.8M$1,699,000$101,000 above asking (5.9%)$1.8M$1,3142bd 2ba 1,370sf0.34 mirecent
235 Berry St APT 1152026-09-25$1.98M$1,950,000$25,000 above asking (1.3%)$1.98M$1,0343bd 3ba 1,910sf0.33 mirecent
250 King St Unit 6262026-07-01$1.24MNo asking price—$1.31M$9620bd 0ba 1,360sf0.28 mi
236 Clara St APT 62025-12-03$1.07M$1,099,000
cut from $1.25M
$29,000 below asking (2.6%)$1.23M$7281bd 2ba 1,695sf0.29 misimilar size
207 King St APT 4022025-11-14$1.3M$1,350,000
cut from $1.45M
$50,000 below asking (3.7%)$1.47M$8782bd 3ba 1,675sf0.34 misimilar size
255 Berry St APT 1032026-06-26$1.31M$1,329,000$19,000 below asking (1.4%)$1.36M$1,0312bd 3ba 1,324sf0.33 mi
250 King St Unit 5022026-01-02$1.19M$1,198,000$5,000 below asking (0.4%)$1.37M$9652bd 2ba 1,417sf0.27 mi
250 King St Unit 5002026-08-17$1.35M$1,250,000$100,000 above asking (8.0%)$1.4M$1,1512bd 2ba 1,219sf0.27 mirecent
260 King St Unit 9592026-04-20$1.3MUnclear—$1.31M$1,0183bd 2ba 1,290sf0.24 mi
250 King St Unit 5722026-10-23$1M$1,039,000$39,000 below asking (3.8%)$973K$8502bd 2ba 1,144sf0.27 mirecent
300 Berry St Unit 5542026-07-20$1.5M$1,349,000$151,000 above asking (11.2%)$1.58M$1,2393bd 2ba 1,277sf0.34 mi
821 Folsom St APT 5152026-10-16$920K$949,000
cut from $998K
$29,000 below asking (3.1%)$895K$8102bd 2ba 1,105sf0.27 mirecent
255 Berry St APT 5122026-04-14$1.3M$1,299,000At asking$1.31M$1,0292bd 2ba 1,277sf0.33 mi
250 King St Unit 7222026-08-31$1.21M$1,250,000$40,000 below asking (3.2%)$1.26M$1,1172bd 2ba 1,126sf0.27 mirecent
260 Clara St APT 22026-06-24$850K$778,000$72,000 above asking (9.3%)$885K$7552bd 3ba 1,172sf0.33 mi
260 King St Unit 5032026-06-30$801KNo asking price—$834K$7292bd 2ba 1,145sf0.26 mi
250 King St Unit 5442026-04-24$1MNo asking price—$1.01M$9102bd 2ba 1,112sf0.27 mi
300 Berry St Unit 4082026-10-23$1.36M$1,195,000$165,000 above asking (13.8%)$1.32M$1,2882bd 2ba 1,027sf0.34 mirecent
300 Berry St Unit 16102026-10-22$1.6M$1,495,000$105,000 above asking (7.0%)$1.56M$1,5402bd 2ba 1,011sf0.34 mirecent
255 Berry St APT 3202026-08-08$1.3M$1,275,000$25,000 above asking (2.0%)$1.35M$1,2872bd 2ba 1,050sf0.35 mirecent
260 King St Unit 6792026-07-22$1.02M$899,000$121,000 above asking (13.5%)$1.08M$1,0802bd 2ba 996sf0.24 mi
821 Folsom St APT 5182026-01-21$1.03MNo asking price—$1.19M$1,0772bd 2ba 1,101sf0.27 mi
250 King St Unit 12062026-06-17$795K$788,000$7,000 above asking (0.9%)$828K$8431bd 1ba 982sf0.27 mi
260 King St Unit 6712026-04-17$915K$925,000$10,000 below asking (1.1%)$925K$9382bd 2ba 987sf0.24 mi
300 Berry St Unit 14082026-03-30$1.35M$1,300,000$50,000 above asking (3.8%)$1.39M$1,3582bd 2ba 1,027sf0.33 mi
235 Berry St APT 4172025-12-26$1.2M$1,100,000$100,000 above asking (9.1%)$1.38M$1,2932bd 2ba 1,070sf0.33 mi
260 King St Unit 9152026-05-29$730K$768,000
cut from $788K
$38,000 below asking (4.9%)$749K$8291bd 1ba 903sf0.24 mi
300 Berry St Unit 1182026-09-29$831K$798,000$32,888 above asking (4.1%)$831K$9361bd 2ba 888sf0.34 mirecent
177 Townsend St Unit 4352026-06-11$975K$975,000At asking$1.02M$1,0962bd 2ba 927sf0.34 mi
260 King St Unit 2612025-11-14$660K$699,000$39,000 below asking (5.6%)$747K$7741bd 1ba 965sf0.26 mi